Company · CIK 0001111928 · SIC 3674 — Semiconductors & Related Devices · Nasdaq
IPG PHOTONICS CORP · IPGP
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 1, 2026 SForm 4 → | Sep 3, 4:23 pm EDT | Valentin Gapontsev Trust I10% Owner | 27,397 | $75.42 | $2,066,186 | 6,642,886 | −0.41% | 10b5-1 |
| Aug 26, 2026 PForm 4 → | Aug 27, 4:27 pm EDT | John R PeelerDirector | 2,710 | $73.58 | $199,400 | 20,886 | +14.9% | |
| Aug 8, 2026 FForm 4 → | Aug 10, 4:12 pm EDT | Paulus BucherSVP, Global Operations | 663 | $90.23 | $59,822 | 6,053 | — | |
| Aug 4, 2026 SForm 4 → | Aug 6, 4:10 pm EDT | IP FIBRE DEVICES LTD10% Owner | 30,313 | $95.74 | $2,902,147 | 6,405,989 | −0.47% | 10b5-1 |
| Jul 31, 2026 SForm 4 → | Aug 4, 4:58 pm EDT | IP FIBRE DEVICES LTD10% Owner | 27,000 | $85.81 | $2,316,899 | 6,436,302 | −0.42% | 10b5-1 |
| Jul 31, 2026 SForm 4 → | Aug 4, 4:56 pm EDT | Eugene A ScherbakovDirector, 10% Owner | 1,524 | $86.61 | $131,994 | 48,210 | −3.06% | 10b5-1 |
| Jul 21, 2026 SForm 4 → | Jul 22, 4:12 pm EDT | Valentin Gapontsev Trust I10% Owner | 56,316 | $102.31 | $5,761,475 | 6,670,283 | −0.84% | 10b5-1 |
| Jun 29, 2026 SForm 4 → | Jul 1, 4:36 pm EDT | IP FIBRE DEVICES LTD10% Owner | 65,700 | $103.64 | $6,809,233 | 6,463,302 | −1.01% | 10b5-1 |
| Jun 29, 2026 SForm 4 → | Jul 1, 4:34 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 1,000 | $110.33 | $110,330 | 59,841 | −1.64% | 10b5-1 |
| Jun 29, 2026 SForm 4 → | Jul 1, 4:32 pm EDT | Eugene A ScherbakovDirector, 10% Owner | 1,524 | $101.55 | $154,757 | 49,734 | −2.97% | 10b5-1 |
| Jun 22, 2026 SForm 4 → | Jun 23, 4:24 pm EDT | Tang AgnesDirector | 1,511 | $117.85 | $178,078 | 9,588 | −13.6% | 10b5-1 |
| Jun 5, 2026 FForm 4 → | Jun 8, 4:10 pm EDT | Mark Milton GitinCEO, Director | 4,641 | $107.37 | $498,304 | 87,232 | — | |
| Mar 6, 2019 MForm 4 → | Mar 8, 4:03 pm EST | Michael C ChildDirector | 6,667 | $11.07 | $73,804 | 29,133 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:32 pm EST | Thomas J BurgomasterChief Accounting Officer | 2,538 | $156.68 | $159,344 | 8,198 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:31 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 7,128 | $156.68 | $489,625 | 80,926 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:24 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 6,514 | $156.68 | $445,755 | 45,864 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:23 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 6,953 | $156.68 | $478,501 | 21,990 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:22 pm EST | Igor SamartsevChief Technology Officer, Director | 3,503 | $156.68 | $218,882 | 354,081 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:21 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 8,645 | $156.68 | $609,642 | 41,472 | — | plan? |
| Mar 1, 2019 AFForm 4 → | Mar 5, 4:20 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 10,159 | $156.68 | $846,855 | 30,918 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:36 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 2,592 | — | — | 80,048 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:35 pm EST | Thomas J BurgomasterChief Accounting Officer | 809 | — | — | 7,694 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:34 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 3,003 | — | — | 40,609 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:33 pm EST | Greg DoughertyDirector | 807 | — | — | 807 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:32 pm EST | Igor SamartsevChief Technology Officer, Director | 1,247 | — | — | 353,372 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:31 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 2,572 | — | — | 21,145 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:30 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 6,214 | — | — | 31,569 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:28 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 2,616 | — | — | 45,040 | — | plan? |
| Aug 31, 2018 GForm 4 → | Aug 31, 4:38 pm EDT | Valentin P GapontsevCEO & Chairman of the Board, Director, 10% Owner | 46,000 | — | — | 189,931 | — | plan? |
| Aug 30, 2018 GForm 4 → | Aug 31, 4:40 pm EDT | Igor SamartsevChief Technology Officer, Director | 150,000 | — | — | 258,515 | — | plan? |
| Aug 22, 2018 GJForm 4 → | Aug 24, 5:33 pm EDT | Igor SamartsevChief Technology Officer, Director | 28,200 | — | — | 138,850 | — | plan? |
| Jun 11, 2018 GForm 4 → | Jun 13, 4:37 pm EDT | Igor SamartsevChief Technology Officer, Director | 110,000 | — | — | 55,000 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:48 pm EDT | John R PeelerDirector | 650 | $256.25 | $166,563 | 7,654 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:47 pm EDT | Thomas J SeifertDirector | 650 | $256.25 | $166,563 | 6,981 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:40 pm EDT | Eric MeuriceDirector | 650 | $256.25 | $166,563 | 8,463 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:37 pm EDT | Michael C ChildDirector | 650 | $256.25 | $166,563 | 22,466 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:35 pm EDT | Henry E GauthierDirector | 650 | $256.25 | $166,563 | 15,754 | — | plan? |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:33 pm EDT | Catherine P LegoDirector | 650 | $256.25 | $166,563 | 7,847 | — | plan? |
| Jun 4, 2018 GJForm 4 → | Jun 6, 5:15 pm EDT | Igor SamartsevChief Technology Officer, Director | 283,500 | — | — | 214,150 | — | plan? |
| Jun 1, 2018 FForm 4 → | Jun 4, 6:59 pm EDT | Eric MeuriceDirector | 653 | — | — | 7,813 | — | plan? |
| May 21, 2018 SForm 4 → | May 23, 5:38 pm EDT | Valentin Gapontsev Trust I10% Owner | 2,000 | $245.63 | $491,260 | 7,565,999 | −0.03% | plan? |
| May 14, 2018 SForm 4 → | May 15, 4:17 pm EDT | Valentin Gapontsev Trust I10% Owner | 10,000 | $253.88 | $2,538,800 | 7,567,999 | −0.13% | plan? |
| May 11, 2018 SForm 4 → | May 15, 4:22 pm EDT | William S HurleyDirector | 5,255 | $251.42 | $1,321,212 | 11,005 | −32.3% | plan? |
| May 11, 2018 MForm 4 → | May 15, 4:22 pm EDT | William S HurleyDirector | 5,255 | $78.66 | $413,355 | 16,260 | — | plan? |
| May 10, 2018 SForm 4 → | May 11, 4:18 pm EDT | Trevor NessSVP, Worldwide Sales & Mrkting | 6,000 | $250.44 | $1,502,640 | 18,573 | −24.4% | plan? |
| May 10, 2018 MForm 4 → | May 11, 4:18 pm EDT | Trevor NessSVP, Worldwide Sales & Mrkting | 6,000 | $59.14 | $354,820 | 24,573 | — | plan? |
| May 4, 2018 SForm 4 → | May 8, 4:10 pm EDT | Valentin Gapontsev Trust I10% Owner | 20,000 | $233.73 | $4,674,500 | 7,577,999 | −0.26% | plan? |
| May 2, 2018 MForm 4 → | May 8, 4:12 pm EDT | Michael C ChildDirector | 5,000 | $18.41 | $92,050 | 21,816 | — | plan? late |
| Apr 10, 2018 SForm 4 → | Oct 31, 4:26 pm EDT | Thomas J BurgomasterChief Accounting Officer | 5,400 | $246.72 | $1,332,274 | 6,829 | −44.2% | plan? late |
| Mar 14, 2018 SForm 4 → | Mar 16, 5:23 pm EDT | William S HurleyDirector | 3,500 | $255.93 | $895,755 | 11,005 | −24.1% | plan? |
| Mar 14, 2018 MForm 4 → | Mar 16, 5:23 pm EDT | William S HurleyDirector | 3,500 | $63.40 | $221,900 | 14,505 | — | plan? |
| Mar 12, 2018 SForm 4 → | Mar 13, 6:34 pm EDT | John R PeelerDirector | 2,266 | $252.95 | $573,185 | 7,004 | −24.4% | plan? |
| Mar 12, 2018 MForm 4 → | Mar 13, 6:34 pm EDT | John R PeelerDirector | 2,266 | $54.98 | $124,585 | 9,270 | — | plan? |
| Mar 9, 2018 SForm 4 → | Mar 9, 6:55 pm EST | John R PeelerDirector | 2,734 | $250.80 | $685,687 | 7,004 | −28.1% | plan? |
| Mar 9, 2018 MForm 4 → | Mar 9, 6:55 pm EST | John R PeelerDirector | 2,734 | $54.98 | $150,315 | 9,738 | — | plan? |
| Mar 1, 2018 AMForm 4 → | Oct 31, 4:26 pm EDT | Thomas J BurgomasterChief Accounting Officer | 7,266 | $56.48 | $304,974 | 8,329 | — | plan? late |
| Mar 1, 2018 AFForm 4 → | Mar 5, 5:15 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 5,501 | — | — | 18,662 | — | plan? |
| Mar 1, 2018 AFForm 4 → | Mar 5, 5:13 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 7,231 | — | — | 20,454 | — | plan? |
| Mar 1, 2018 AFForm 4 → | Mar 5, 5:12 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 5,675 | — | — | 77,456 | — | plan? |
| Mar 1, 2018 AFForm 4 → | Mar 5, 5:10 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 5,594 | — | — | 42,425 | — | plan? |
| Mar 1, 2018 AFForm 4 → | Mar 5, 5:08 pm EST | Igor SamartsevChief Technology Officer, Director | 3,160 | — | — | 352,125 | — | plan? |
| Mar 1, 2018 SForm 4 → | Mar 5, 5:06 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 12,500 | $243.41 | $3,042,625 | 33,040 | −27.4% | plan? |
| Mar 1, 2018 AFMForm 4 → | Mar 5, 5:06 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 19,662 | $59.53 | $744,075 | 37,606 | — | plan? |
| Feb 22, 2018 AForm 4 → | May 11, 4:47 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 4,014 | — | — | 25,355 | — | plan? late |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:45 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 1,690 | — | — | 38,955 | — | plan? |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:44 pm EST | Igor SamartsevChief Technology Officer, Director | 805 | — | — | 350,089 | — | plan? |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:40 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 1,940 | — | — | 33,040 | — | plan? |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:39 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 1,661 | — | — | 14,567 | — | plan? |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:37 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 1,674 | — | — | 73,269 | — | plan? |
| Feb 1, 2018 SForm 4 → | Feb 2, 4:24 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 5,000 | $252.46 | $1,262,300 | 31,100 | −13.9% | plan? |
| Feb 1, 2018 MForm 4 → | Feb 2, 4:24 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 5,000 | $58.65 | $293,250 | 36,100 | — | plan? |
| Jan 19, 2018 SForm 4 → | Jan 19, 5:02 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 2,500 | $261.53 | $653,825 | 31,100 | −7.44% | plan? |
| Jan 19, 2018 MForm 4 → | Jan 19, 5:02 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 2,500 | $58.65 | $146,625 | 33,600 | — | plan? |
| Jan 16, 2018 SForm 4 → | Jan 17, 4:22 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 9,500 | $261.49 | $2,484,155 | 37,265 | −20.3% | plan? |
| Jan 16, 2018 MForm 4 → | Jan 17, 4:22 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 9,500 | $53.76 | $510,720 | 46,765 | — | plan? |
| Jan 12, 2018 SForm 4 → | Jan 17, 4:24 pm EST | Henry E GauthierDirector | 5,000 | $257.52 | $1,287,600 | 15,104 | −24.9% | plan? |
| Jan 8, 2018 SForm 4 → | Jan 10, 4:49 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | $256.56 | $2,437,320 | 15,957 | −37.3% | plan? |
| Jan 8, 2018 MForm 4 → | Jan 10, 4:49 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | $53.06 | $504,055 | 25,457 | — | plan? |
| Jan 2, 2018 SForm 4 → | Jan 3, 4:14 pm EST | Igor SamartsevChief Technology Officer, Director | 8,000 | $221.59 | $1,772,720 | 349,284 | −2.24% | plan? |
| Jan 2, 2018 MForm 4 → | Jan 3, 4:14 pm EST | Igor SamartsevChief Technology Officer, Director | 8,000 | $60.11 | $480,880 | 357,284 | — | plan? |
| Dec 12, 2017 GForm 4 → | Dec 14, 4:00 pm EST | Henry E GauthierDirector | 450 | — | — | 20,104 | — | plan? |
| Dec 4, 2017 SForm 4 → | Dec 6, 4:11 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 10,000 | $208.17 | $2,081,700 | 12,906 | −43.7% | plan? |
| Dec 4, 2017 MForm 4 → | Dec 6, 4:11 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 10,000 | $60.11 | $601,100 | 22,906 | — | plan? |
| Dec 4, 2017 GForm 4 → | Dec 6, 4:09 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 500 | — | — | 37,265 | — | plan? |
| Nov 20, 2017 GForm 4 → | Nov 21, 4:20 pm EST | Michael C ChildDirector | 4,100 | — | — | 16,816 | — | plan? |
| Nov 17, 2017 GForm 4 → | Nov 21, 4:17 pm EST | Igor SamartsevChief Technology Officer, Director | 500 | — | — | 372,065 | — | plan? |
| Nov 17, 2017 SForm 4 → | Nov 21, 4:17 pm EST | Igor SamartsevChief Technology Officer, Director | 1,850 | $234.10 | $433,085 | 79,150 | −2.28% | plan? |
| Oct 16, 2017 SForm 4 → | Oct 18, 6:59 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | $198.79 | $1,888,505 | 15,957 | −37.3% | plan? |
| Oct 16, 2017 MForm 4 → | Oct 18, 6:59 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | $53.65 | $509,675 | 25,457 | — | plan? |
| Aug 24, 2017 SForm 4 → | Aug 28, 4:41 pm EDT | William S HurleyDirector | 8,167 | $165.42 | $1,350,985 | 11,005 | −42.6% | plan? |
| Aug 24, 2017 MForm 4 → | Aug 28, 4:41 pm EDT | William S HurleyDirector | 8,167 | $63.09 | $515,275 | 19,172 | — | plan? |
| Aug 17, 2017 SForm 4 → | Aug 18, 4:06 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 11,600 | $166.98 | $1,936,968 | 31,100 | −27.2% | plan? |
| Aug 17, 2017 MForm 4 → | Aug 18, 4:06 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 11,600 | $53.76 | $623,616 | 42,700 | — | plan? |
| Aug 8, 2017 SForm 4 → | Aug 9, 5:01 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 10,000 | $162.87 | $1,628,700 | 31,100 | −24.3% | plan? |
| Aug 8, 2017 MForm 4 → | Aug 9, 5:01 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 10,000 | $53.76 | $537,600 | 41,100 | — | plan? |
| Aug 8, 2017 SForm 4 → | Aug 9, 4:15 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 11,750 | $163.33 | $1,919,128 | 37,765 | −23.7% | plan? |
| Aug 8, 2017 MForm 4 → | Aug 9, 4:15 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 11,750 | $58.65 | $689,138 | 49,515 | — | plan? |
| Aug 3, 2017 SForm 4 → | Aug 4, 4:11 pm EDT | Alexander OvtchinnikovSVP, Components, 10% Owner | 12,000 | $160.30 | $1,923,600 | 71,595 | −14.4% | plan? |
| Aug 3, 2017 MForm 4 → | Aug 4, 4:11 pm EDT | Alexander OvtchinnikovSVP, Components, 10% Owner | 12,000 | $60.11 | $721,320 | 83,595 | — | plan? |
| Jul 17, 2017 SForm 4 → | Jul 19, 4:04 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 8,500 | $154.28 | $1,311,380 | 15,957 | −34.8% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 6, 2019 MForm 4 → | Mar 8, 4:03 pm EST | Michael C ChildDirector | 6,667 | — | — | 0 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:36 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 7,472 | — | — | 7,472 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:35 pm EST | Thomas J BurgomasterChief Accounting Officer | 2,333 | — | — | 2,333 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:34 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 8,654 | — | — | 8,654 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:33 pm EST | Greg DoughertyDirector | 2,325 | — | — | 2,325 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:32 pm EST | Igor SamartsevChief Technology Officer, Director | 3,594 | — | — | 3,594 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:31 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 7,412 | — | — | 7,412 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:30 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 17,908 | — | — | 17,908 | — | |
| Feb 15, 2019 AForm 4 → | Feb 20, 4:28 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 7,540 | — | — | 7,540 | — | |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:48 pm EDT | John R PeelerDirector | 1,113 | — | — | 1,113 | — | |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:47 pm EDT | Thomas J SeifertDirector | 1,113 | — | — | 1,113 | — | |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:37 pm EDT | Michael C ChildDirector | 1,113 | — | — | 1,113 | — | |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:35 pm EDT | Henry E GauthierDirector | 1,113 | — | — | 1,113 | — | |
| Jun 5, 2018 AForm 4 → | Jun 7, 4:33 pm EDT | Catherine P LegoDirector | 1,113 | — | — | 1,113 | — | |
| Jun 4, 2018 AForm 4 → | Jun 7, 4:40 pm EDT | Eric MeuriceDirector | 1,113 | — | — | 1,113 | — | late |
| May 11, 2018 MForm 4 → | May 15, 4:22 pm EDT | William S HurleyDirector | 5,255 | — | — | 0 | — | |
| May 10, 2018 MForm 4 → | May 11, 4:18 pm EDT | Trevor NessSVP, Worldwide Sales & Mrkting | 6,000 | — | — | 0 | — | |
| May 2, 2018 MForm 4 → | May 8, 4:12 pm EDT | Michael C ChildDirector | 5,000 | — | — | 0 | — | late |
| Apr 10, 2018 MForm 4 → | Oct 31, 4:26 pm EDT | Thomas J BurgomasterChief Accounting Officer | 5,400 | — | — | 3,750 | — | late |
| Mar 14, 2018 MForm 4 → | Mar 16, 5:23 pm EDT | William S HurleyDirector | 3,500 | — | — | 3,000 | — | |
| Mar 12, 2018 MForm 4 → | Mar 13, 6:34 pm EDT | John R PeelerDirector | 2,266 | — | — | 0 | — | |
| Mar 9, 2018 MForm 4 → | Mar 9, 6:55 pm EST | John R PeelerDirector | 2,734 | — | — | 2,266 | — | |
| Mar 1, 2018 MForm 4 → | Mar 5, 5:06 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 12,500 | — | — | 7,500 | — | |
| Feb 22, 2018 AForm 4 → | May 11, 4:47 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 13,744 | — | — | 13,744 | — | late |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:45 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 5,786 | — | — | 5,786 | — | |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:44 pm EST | Igor SamartsevChief Technology Officer, Director | 2,758 | — | — | 2,758 | — | |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:40 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 6,642 | — | — | 6,642 | — | |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:39 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 5,689 | — | — | 5,689 | — | |
| Feb 22, 2018 AForm 4 → | Feb 26, 4:37 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 5,734 | — | — | 5,734 | — | |
| Feb 1, 2018 MForm 4 → | Feb 2, 4:24 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 5,000 | — | — | 5,000 | — | |
| Jan 19, 2018 MForm 4 → | Jan 19, 5:02 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 2,500 | — | — | 10,000 | — | |
| Jan 16, 2018 MForm 4 → | Jan 17, 4:22 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 9,500 | — | — | 9,500 | — | |
| Jan 8, 2018 MForm 4 → | Jan 10, 4:49 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | — | — | 3,000 | — | |
| Jan 2, 2018 MForm 4 → | Jan 3, 4:14 pm EST | Igor SamartsevChief Technology Officer, Director | 8,000 | $60.11 | $480,880 | 0 | — | |
| Dec 4, 2017 MForm 4 → | Dec 6, 4:11 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 10,000 | — | — | 2,000 | — | |
| Oct 16, 2017 MForm 4 → | Oct 18, 6:59 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,500 | — | — | 6,000 | — | |
| Aug 24, 2017 MForm 4 → | Aug 28, 4:41 pm EDT | William S HurleyDirector | 8,167 | $63.09 | $515,275 | 0 | — | |
| Aug 17, 2017 MForm 4 → | Aug 18, 4:06 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 11,600 | — | — | 0 | — | |
| Aug 8, 2017 MForm 4 → | Aug 9, 5:01 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 10,000 | — | — | 11,600 | — | |
| Aug 8, 2017 MForm 4 → | Aug 9, 4:15 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 11,750 | — | — | 0 | — | |
| Aug 3, 2017 MForm 4 → | Aug 4, 4:11 pm EDT | Alexander OvtchinnikovSVP, Components, 10% Owner | 12,000 | — | — | 0 | — | |
| Jul 17, 2017 MForm 4 → | Jul 19, 4:04 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 8,500 | $52.89 | $449,565 | 9,500 | — | |
| Jun 30, 2017 MForm 4 → | Jul 5, 4:11 pm EDT | Trevor NessSVP, Worldwide Sales & Mrkting | 5,000 | — | — | 4,000 | — | |
| Jun 6, 2017 MForm 4 → | Jun 8, 4:07 pm EDT | Michael C ChildDirector | 3,333 | $20.32 | $67,727 | 0 | — | |
| Jun 5, 2017 MForm 4 → | Jun 6, 4:02 pm EDT | Thomas J SeifertDirector | 2,355 | — | — | 2,356 | — | |
| Jun 1, 2017 AMForm 4 → | Jun 5, 4:58 pm EDT | Thomas J SeifertDirector | 5,341 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:30 pm EDT | Eric MeuriceDirector | 2,339 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:30 pm EDT | John R PeelerDirector | 2,339 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:30 pm EDT | William S HurleyDirector | 2,339 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:29 pm EDT | Michael C ChildDirector | 2,339 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:29 pm EDT | Henry E GauthierDirector | 2,339 | — | — | 2,339 | — | |
| Jun 1, 2017 AForm 4 → | Jun 5, 4:24 pm EDT | Catherine P LegoDirector | 2,339 | — | — | 2,339 | — | |
| May 12, 2017 MForm 4 → | May 12, 4:22 pm EDT | William S HurleyDirector | 5,000 | — | — | 1,667 | — | |
| May 4, 2017 MForm 4 → | May 5, 4:14 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 11,250 | $15.82 | $177,975 | 0 | — | |
| Apr 26, 2017 MForm 4 → | Apr 28, 4:09 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 300 | $15.82 | $4,746 | 4,000 | — | |
| Apr 24, 2017 MForm 4 → | Apr 26, 4:16 pm EDT | Henry E GauthierDirector | 6,250 | $63.40 | $396,250 | 0 | — | |
| Apr 24, 2017 MForm 4 → | Apr 26, 4:12 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 6,825 | $46.98 | $320,615 | 4,300 | — | |
| Apr 24, 2017 MForm 4 → | Apr 26, 4:10 pm EDT | Igor SamartsevChief Technology Officer, Director | 9,000 | $58.65 | $527,850 | 0 | — | |
| Apr 11, 2017 MForm 4 → | Apr 12, 4:30 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 5,000 | $15.82 | $79,100 | 11,250 | — | |
| Mar 20, 2017 MForm 4 → | Mar 21, 6:14 pm EDT | Igor SamartsevChief Technology Officer, Director | 10,900 | $53.76 | $585,984 | 0 | — | |
| Mar 17, 2017 MForm 4 → | Mar 20, 4:49 pm EDT | Henry E GauthierDirector | 10,000 | $60.09 | $600,850 | 6,250 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:17 pm EST | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 7,184 | — | — | 7,184 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:16 pm EST | Igor SamartsevChief Technology Officer, Director | 3,200 | — | — | 3,200 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:14 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 7,871 | — | — | 7,871 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:11 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 7,119 | — | — | 7,119 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:10 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 10,367 | — | — | 10,367 | — | |
| Feb 17, 2017 AForm 4 → | Feb 21, 4:08 pm EST | Timothy PV MammenSVP, Chief Financial Officer | 8,799 | — | — | 8,799 | — | |
| Feb 16, 2017 MForm 4 → | Feb 21, 4:06 pm EST | William S HurleyDirector | 6,667 | $42.43 | $282,881 | 0 | — | |
| Feb 16, 2017 MForm 4 → | Feb 17, 5:14 pm EST | John R PeelerDirector | 10,000 | $54.98 | $549,800 | 5,000 | — | |
| Jan 30, 2017 MForm 4 → | Feb 1, 5:00 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 2,500 | $53.76 | $134,400 | 0 | — | |
| Jan 30, 2017 MForm 4 → | Feb 1, 4:56 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 2,938 | $58.65 | $172,314 | 0 | — | |
| Jan 30, 2017 MForm 4 → | Feb 1, 4:54 pm EST | Thomas J SeifertDirector | 6,967 | $74.17 | $516,754 | 4,711 | — | |
| Jan 24, 2017 MForm 4 → | Jan 26, 4:40 pm EST | Igor SamartsevChief Technology Officer, Director | 15,000 | $15.82 | $237,300 | 0 | — | |
| Jan 24, 2017 MForm 4 → | Jan 26, 4:38 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 5,875 | $58.65 | $344,569 | 2,938 | — | |
| Jan 24, 2017 MForm 4 → | Jan 26, 4:36 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 4,000 | $15.82 | $63,280 | 2,000 | — | |
| Jan 20, 2017 MForm 4 → | Jan 25, 4:40 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 5,000 | $53.76 | $268,800 | 2,500 | — | late |
| Jan 3, 2017 MForm 4 → | Jan 5, 4:17 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 2,829 | $55.94 | $158,268 | 11,125 | — | |
| Jan 3, 2017 MForm 4 → | Jan 5, 4:13 pm EST | Trevor NessSVP, Worldwide Sales & Mrkting | 2,500 | $53.76 | $134,400 | 7,500 | — | |
| Jan 3, 2017 MForm 4 → | Jan 5, 4:06 pm EST | Alexander OvtchinnikovSVP, Components, 10% Owner | 2,937 | $58.65 | $172,255 | 8,813 | — | |
| Dec 30, 2016 MForm 4 → | Jan 4, 2017, 5:19 pm EST | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 1,546 | $54.11 | $83,656 | 12,389 | — | |
| Dec 13, 2016 MForm 4 → | Dec 15, 4:44 pm EST | Igor SamartsevChief Technology Officer, Director | 20,000 | $19.69 | $393,800 | 0 | — | |
| Oct 31, 2016 MForm 4 → | Nov 2, 4:05 pm EDT | John R PeelerDirector | 10,000 | $54.98 | $549,800 | 15,000 | — | |
| Oct 27, 2016 MForm 4 → | Oct 31, 4:02 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 9,000 | $32.68 | $294,140 | 15,000 | — | |
| Oct 27, 2016 MForm 4 → | Oct 31, 4:02 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 4,625 | $8.26 | $38,203 | 0 | — | |
| Aug 2, 2016 AForm 4 → | Aug 4, 4:08 pm EDT | Catherine P LegoDirector | 8,508 | — | — | 8,508 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:06 pm EDT | Thomas J SeifertDirector | 3,002 | — | — | 3,002 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:06 pm EDT | Henry E GauthierDirector | 3,002 | — | — | 3,002 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:06 pm EDT | William S HurleyDirector | 3,002 | — | — | 3,002 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:06 pm EDT | Eric MeuriceDirector | 3,002 | — | — | 3,002 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:05 pm EDT | Michael C ChildDirector | 3,002 | — | — | 3,002 | — | |
| Jun 1, 2016 AForm 4 → | Jun 3, 5:05 pm EDT | John R PeelerDirector | 3,002 | — | — | 3,002 | — | |
| Apr 26, 2016 MForm 4 → | Apr 27, 5:09 pm EDT | Henry E GauthierDirector | 10,001 | $42.43 | $424,342 | 0 | — | |
| Apr 22, 2016 MForm 4 → | Apr 25, 5:20 pm EDT | Alexander OvtchinnikovSVP, Components, 10% Owner | 3,584 | $53.76 | $192,676 | 0 | — | |
| Apr 20, 2016 MForm 4 → | Apr 22, 4:57 pm EDT | Alexander OvtchinnikovSVP, Components, 10% Owner | 15,416 | $53.76 | $828,764 | 3,584 | — | |
| Apr 13, 2016 MForm 4 → | Apr 14, 5:06 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 2,750 | $8.26 | $22,715 | 0 | — | |
| Apr 1, 2016 MForm 4/A → | Jul 5, 4:05 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 4,000 | $8.26 | $33,040 | 4,625 | — | |
| Apr 1, 2016 MForm 4 → | Apr 5, 4:39 pm EDT | Angelo P LoprestiSVP, Secretary & Gen Counsel, 10% Owner | 4,000 | $8.26 | $33,040 | 4,625 | — | amended |
| Mar 30, 2016 MForm 4 → | Apr 1, 4:44 pm EDT | Henry E GauthierDirector | 8,899 | $75.15 | $668,760 | 0 | — | |
| Mar 28, 2016 MForm 4 → | Mar 30, 5:53 pm EDT | Eugene A ShcherbakovSVP, MD IPG Laser GmbH, Director, 10% Owner | 5,562 | $15.82 | $87,991 | 15,000 | — | |
| Mar 28, 2016 MForm 4 → | Mar 30, 5:52 pm EDT | Timothy PV MammenSVP, Chief Financial Officer | 2,757 | $15.82 | $43,616 | 16,250 | — |