Company · CIK 0000021535 · SIC 3825 — Instruments For Meas & Testing of Electricity & Elec Signals · Nasdaq
COHU INC · COHU
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 25, 2026 AForm 4 → | Sep 25, 9:12 pm EDT | Andrew M CaggiaDirector | 326 | — | — | 65,104 | — | |
| Sep 25, 2026 SForm 4 → | Sep 25, 9:09 pm EDT | Luis A MullerPresident & CEO | 27,236 | $65.00 | $1,770,340 | 844,589 | −3.12% | 10b5-1 |
| Sep 21, 2026 SForm 4 → | Sep 21, 8:46 pm EDT | Luis A MullerPresident & CEO | 55,794 | $60.00 | $3,347,640 | 871,825 | −6.01% | 10b5-1 |
| Aug 19, 2026 SForm 4 → | Aug 21, 5:39 pm EDT | Christopher BohrsonSr VP & Chief Customer Officer | 10,000 | $55.82 | $558,200 | 159,702 | −5.89% | |
| Aug 17, 2026 SForm 4 → | Aug 18, 6:33 pm EDT | Christopher BohrsonSr VP & Chief Customer Officer | 1,000 | $61.90 | $61,900 | 169,702 | −0.59% | 10b5-1 |
| Aug 5, 2026 SForm 4 → | Aug 6, 7:56 pm EDT | Nina RichardsonDirector | 3,055 | $51.54 | $157,455 | 39,093 | −7.25% | 10b5-1 |
| Aug 5, 2026 SForm 4 → | Aug 6, 7:52 pm EDT | Andrew M CaggiaDirector | 15,252 | $51.74 | $789,086 | 64,778 | −19.1% | 10b5-1 |
| Jul 15, 2026 JForm 4 → | Jul 16, 7:30 pm EDT | Jeffrey D JonesSr. VP Finance & CFO | 381,180 | — | — | 190,590 | — | |
| Jul 15, 2026 SForm 4 → | Jul 16, 1:22 pm EDT | Christopher BohrsonSr VP & Chief Customer Officer | 1,000 | $57.92 | $57,920 | 170,702 | −0.58% | 10b5-1 |
| Jun 26, 2026 AForm 4 → | Jun 26, 8:07 pm EDT | Andrew M CaggiaDirector | 294 | — | — | 80,030 | — | |
| Jun 15, 2026 SForm 4 → | Jun 16, 2:20 pm EDT | Christopher BohrsonSr VP & Chief Customer Officer | 1,000 | $63.88 | $63,880 | 171,702 | −0.58% | 10b5-1 |
| Sep 15, 2025 SForm 4 → | Sep 17, 2026, 7:53 pm EDT | Christopher BohrsonChief Recurring Officer | 1,000 | $51.07 | $51,070 | 158,702 | −0.63% | 10b5-1 late |
| Jan 2, 2019 AForm 4 → | Jan 4, 9:03 pm EST | Ritu FavreDirector | 2,648 | — | — | 2,648 | — | plan? |
| Jan 2, 2019 AForm 4 → | Jan 3, 9:08 pm EST | Robert L CiardellaDirector | 113 | — | — | 84,494 | — | plan? |
| Jan 2, 2019 AForm 4 → | Jan 3, 1:11 pm EST | Andrew M CaggiaDirector | 19 | — | — | 29,917 | — | plan? |
| Jan 2, 2019 AForm 4 → | Jan 3, 1:07 pm EST | Steven J BilodeauDirector | 293 | — | — | 84,668 | — | plan? |
| Dec 28, 2018 FForm 4 → | Jan 2, 2019, 1:41 pm EST | Luis A MullerPresident & CEO | 5,018 | — | — | 364,809 | — | plan? |
| Dec 28, 2018 AForm 4 → | Jan 2, 2019, 1:35 pm EST | Robert L CiardellaDirector | 899 | — | — | 84,381 | — | plan? |
| Nov 23, 2018 SForm 4 → | Nov 27, 8:20 pm EST | Stephen R WigleyVP & GM Semiconductor Test Grp | 6,500 | $17.83 | $115,895 | 53,715 | −10.8% | plan? |
| Oct 19, 2018 AForm 4 → | Oct 22, 8:00 pm EDT | Robert L CiardellaDirector | 85 | — | — | 83,482 | — | plan? |
| Oct 19, 2018 AForm 4 → | Oct 22, 7:58 pm EDT | Andrew M CaggiaDirector | 15 | — | — | 29,898 | — | plan? |
| Oct 19, 2018 AForm 4 → | Oct 22, 7:57 pm EDT | Steven J BilodeauDirector | 228 | — | — | 84,375 | — | plan? |
| Oct 1, 2018 AForm 4 → | Oct 1, 9:05 pm EDT | David G TacelliDirector | 2,738 | — | — | 173,131 | — | plan? |
| Oct 1, 2018 AForm 4 → | Oct 1, 9:03 pm EDT | Jorge TitingerDirector | 2,738 | — | — | 18,489 | — | plan? |
| Sep 28, 2018 AForm 4 → | Oct 1, 3:50 pm EDT | Robert L CiardellaDirector | 710 | — | — | 83,397 | — | plan? |
| Aug 14, 2018 SForm 4 → | Aug 15, 1:32 pm EDT | Hock Woo ChiangVP Global Sales & Service | 15,825 | $27.59 | $436,539 | 64,647 | −19.7% | plan? |
| Jul 27, 2018 AForm 4 → | Jul 30, 11:08 am EDT | Robert L CiardellaDirector | 68 | — | — | 82,687 | — | plan? |
| Jul 27, 2018 AForm 4 → | Jul 30, 10:56 am EDT | Andrew M CaggiaDirector | 12 | — | — | 29,883 | — | plan? |
| Jul 27, 2018 AForm 4 → | Jul 30, 10:52 am EDT | Steven J BilodeauDirector | 186 | — | — | 84,147 | — | plan? |
| Jun 29, 2018 AForm 4 → | Jun 29, 7:41 pm EDT | Robert L CiardellaDirector | 880 | — | — | 82,619 | — | plan? |
| Jun 1, 2018 FForm 4 → | Jun 4, 6:49 pm EDT | Christopher BohrsonVP & GM Digital Test Handlers | 1,658 | — | — | 56,232 | — | plan? |
| May 31, 2018 FForm 4 → | Jun 1, 5:39 pm EDT | Thomas D KampferVP Corp Dev, GC & Sec | 1,129 | — | — | 31,917 | — | plan? |
| May 30, 2018 SForm 4 → | Jun 1, 5:37 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 22,019 | $24.51 | $539,686 | 65,035 | −25.3% | plan? |
| May 30, 2018 MForm 4 → | Jun 1, 5:37 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 12,500 | $10.42 | $130,250 | 87,054 | — | plan? |
| May 17, 2018 SForm 4 → | May 18, 5:40 pm EDT | William BendushDirector | 3,000 | $23.20 | $69,600 | 30,371 | −8.99% | plan? |
| May 16, 2018 AForm 4 → | May 18, 3:28 pm EDT | William BendushDirector | 4,931 | — | — | 33,371 | — | plan? |
| May 16, 2018 AForm 4 → | May 18, 3:26 pm EDT | Steven J BilodeauDirector | 4,931 | — | — | 83,961 | — | plan? |
| May 16, 2018 AForm 4 → | May 18, 3:24 pm EDT | Andrew M CaggiaDirector | 4,931 | — | — | 29,871 | — | plan? |
| May 16, 2018 AForm 4 → | May 18, 3:22 pm EDT | Robert L CiardellaDirector | 4,931 | — | — | 81,739 | — | plan? |
| May 16, 2018 AForm 4 → | May 18, 3:20 pm EDT | James A DonahueDirector | 4,931 | — | — | 354,714 | — | plan? |
| May 10, 2018 FForm 4 → | May 14, 6:42 pm EDT | James A DonahueDirector | 1,839 | — | — | 349,783 | — | plan? |
| Apr 13, 2018 AForm 4 → | Apr 16, 2:41 pm EDT | Robert L CiardellaDirector | 58 | — | — | 76,808 | — | plan? |
| Apr 13, 2018 AForm 4 → | Apr 16, 2:29 pm EDT | Steven J BilodeauDirector | 189 | — | — | 79,030 | — | plan? |
| Mar 30, 2018 AForm 4 → | Apr 3, 12:51 pm EDT | Robert L CiardellaDirector | 863 | — | — | 76,750 | — | plan? |
| Mar 26, 2018 FForm 4 → | Mar 27, 7:01 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 2,036 | — | — | 74,554 | — | plan? |
| Mar 26, 2018 FForm 4 → | Mar 27, 7:00 pm EDT | Luis A MullerPresident & CEO | 8,245 | — | — | 369,827 | — | plan? |
| Mar 26, 2018 FForm 4 → | Mar 27, 6:58 pm EDT | Jeffrey D JonesVP Finance & CFO | 7,165 | — | — | 185,079 | — | plan? |
| Mar 26, 2018 FForm 4 → | Mar 27, 6:55 pm EDT | James A DonahueDirector | 8,418 | — | — | 351,622 | — | plan? |
| Mar 22, 2018 FForm 4 → | Mar 23, 8:40 pm EDT | Christopher BohrsonVP & GM Digital Test Handlers | 1,114 | — | — | 57,890 | — | plan? |
| Mar 22, 2018 FForm 4 → | Mar 23, 8:20 pm EDT | Jeffrey D JonesVP Finance & CFO | 7,199 | — | — | 192,244 | — | plan? |
| Mar 22, 2018 FForm 4 → | Mar 23, 8:17 pm EDT | Luis A MullerPresident & CEO | 14,825 | — | — | 391,580 | — | plan? |
| Mar 22, 2018 FForm 4 → | Mar 23, 8:16 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 2,427 | — | — | 76,590 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 8:08 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 14,498 | — | — | 79,017 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 7:57 pm EDT | Luis A MullerPresident & CEO | 61,510 | — | — | 406,405 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 7:05 pm EDT | Jeffrey D JonesVP Finance & CFO | 26,362 | — | — | 199,443 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 5:53 pm EDT | Thomas D KampferVP Corp Dev, GC & Sec | 14,498 | — | — | 33,046 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 5:47 pm EDT | Hock Woo ChiangVP Global Sales & Service | 10,984 | — | — | 80,472 | — | plan? |
| Mar 20, 2018 AForm 4 → | Mar 22, 5:40 pm EDT | Christopher BohrsonVP & GM Digital Test Handlers | 14,498 | — | — | 59,004 | — | plan? |
| Mar 9, 2018 FForm 4 → | Mar 12, 9:27 pm EDT | Karl H FunkeDirector | 330 | — | — | 26,613 | — | plan? |
| Feb 23, 2018 SForm 4 → | Feb 26, 6:56 pm EST | Robert L CiardellaDirector | 5,000 | $19.53 | $97,650 | 75,887 | −6.18% | plan? |
| Feb 23, 2018 MForm 4 → | Feb 26, 6:56 pm EST | Robert L CiardellaDirector | 5,000 | $17.67 | $88,350 | 80,887 | — | plan? |
| Jan 2, 2018 AForm 4 → | Jan 3, 8:57 pm EST | Steven J BilodeauDirector | 193 | — | — | 78,841 | — | plan? |
| Jan 2, 2018 AForm 4 → | Jan 3, 8:54 pm EST | James A DonahueDirector | 189 | — | — | 383,008 | — | plan? |
| Jan 2, 2018 AForm 4 → | Jan 3, 8:52 pm EST | Robert L CiardellaDirector | 58 | — | — | 75,887 | — | plan? |
| Jan 1, 2018 FForm 4 → | Jan 3, 8:02 pm EST | James A DonahueDirector | 23,903 | — | — | 382,819 | — | plan? |
| Dec 29, 2017 AForm 4 → | Jan 2, 2018, 12:32 pm EST | Robert L CiardellaDirector | 897 | — | — | 75,829 | — | plan? |
| Dec 29, 2017 AForm 4 → | Jan 2, 2018, 12:30 pm EST | Steven J BilodeauDirector | 897 | — | — | 78,648 | — | plan? |
| Dec 28, 2017 FForm 4 → | Dec 29, 5:58 pm EST | Luis A MullerPresident & CEO | 5,282 | — | — | 358,404 | — | plan? |
| Nov 21, 2017 GForm 4 → | Nov 22, 5:20 pm EST | Steven J BilodeauDirector | 7,433 | — | — | 77,751 | — | plan? |
| Nov 20, 2017 SForm 4 → | Nov 21, 5:32 pm EST | Steven J BilodeauDirector | 10,000 | $24.86 | $248,600 | 85,184 | −10.5% | plan? |
| Nov 20, 2017 MForm 4 → | Nov 21, 5:32 pm EST | Steven J BilodeauDirector | 10,000 | $11.78 | $117,800 | 95,184 | — | plan? |
| Nov 16, 2017 SForm 4 → | Nov 20, 12:12 pm EST | Hock Woo ChiangVP Global Sales & Service | 10,000 | $24.78 | $247,800 | 69,488 | −12.6% | plan? |
| Nov 9, 2017 SForm 4 → | Nov 13, 5:13 pm EST | IAN von FellenbergVP & GM Analog Test Handlers | 9,324 | $25.00 | $233,100 | 40,419 | −18.7% | plan? |
| Nov 8, 2017 SForm 4 → | Nov 9, 12:39 pm EST | Jeffrey D JonesVP Finance & CFO | 25,000 | $24.75 | $618,750 | 173,081 | −12.6% | plan? |
| Nov 8, 2017 MForm 4 → | Nov 9, 12:39 pm EST | Jeffrey D JonesVP Finance & CFO | 25,000 | $7.32 | $183,000 | 198,081 | — | plan? |
| Nov 1, 2017 SForm 4 → | Nov 2, 6:35 pm EDT | James A DonahueDirector | 36,750 | $24.76 | $909,930 | 406,722 | −8.29% | plan? |
| Nov 1, 2017 MForm 4 → | Nov 2, 6:35 pm EDT | James A DonahueDirector | 36,750 | $13.77 | $506,048 | 443,472 | — | plan? |
| Oct 20, 2017 AForm 4 → | Oct 24, 9:14 pm EDT | Steven J BilodeauDirector | 175 | — | — | 85,184 | — | plan? |
| Oct 20, 2017 AForm 4 → | Oct 24, 9:13 pm EDT | Robert L CiardellaDirector | 51 | — | — | 74,932 | — | plan? |
| Oct 20, 2017 AForm 4 → | Oct 24, 9:11 pm EDT | James A DonahueDirector | 173 | — | — | 406,722 | — | plan? |
| Oct 2, 2017 SForm 4 → | Oct 4, 4:03 pm EDT | James A DonahueDirector | 75,000 | $23.85 | $1,788,510 | 406,549 | −15.6% | plan? |
| Oct 2, 2017 MForm 4 → | Oct 4, 4:03 pm EDT | James A DonahueDirector | 75,000 | $12.31 | $923,100 | 444,049 | — | plan? |
| Sep 29, 2017 AForm 4 → | Oct 3, 4:29 pm EDT | Robert L CiardellaDirector | 826 | — | — | 74,881 | — | plan? |
| Sep 29, 2017 AForm 4 → | Oct 3, 4:26 pm EDT | Steven J BilodeauDirector | 826 | — | — | 85,009 | — | plan? |
| Sep 1, 2017 SForm 4 → | Sep 6, 4:13 pm EDT | James A DonahueDirector | 75,000 | $18.72 | $1,403,625 | 406,549 | −15.6% | plan? |
| Sep 1, 2017 MForm 4 → | Sep 6, 4:13 pm EDT | James A DonahueDirector | 75,000 | $7.32 | $549,000 | 444,049 | — | plan? |
| Aug 31, 2017 SForm 4 → | Sep 5, 4:30 pm EDT | Hock Woo ChiangVP Global Sales & Service | 10,844 | $18.77 | $203,542 | 79,488 | −12.0% | plan? |
| Aug 31, 2017 MForm 4 → | Sep 5, 4:30 pm EDT | Hock Woo ChiangVP Global Sales & Service | 10,844 | $9.44 | $102,367 | 90,332 | — | plan? |
| Aug 1, 2017 SForm 4 → | Aug 3, 7:41 pm EDT | James A DonahueDirector | 75,000 | $17.87 | $1,339,875 | 406,549 | −15.6% | plan? |
| Aug 1, 2017 MForm 4 → | Aug 3, 7:41 pm EDT | James A DonahueDirector | 75,000 | $7.32 | $549,000 | 444,049 | — | plan? |
| Jul 28, 2017 AForm 4 → | Aug 1, 5:55 pm EDT | Steven J BilodeauDirector | 219 | — | — | 84,183 | — | plan? |
| Jul 28, 2017 AForm 4 → | Aug 1, 5:54 pm EDT | Robert L CiardellaDirector | 61 | — | — | 74,055 | — | plan? |
| Jul 28, 2017 AForm 4 → | Aug 1, 5:51 pm EDT | James A DonahueDirector | 221 | — | — | 406,549 | — | plan? |
| Jun 23, 2017 AForm 4 → | Jun 27, 5:36 pm EDT | Steven J BilodeauDirector | 1,176 | — | — | 83,964 | — | plan? |
| Jun 23, 2017 AForm 4 → | Jun 27, 5:29 pm EDT | Robert L CiardellaDirector | 1,176 | — | — | 73,994 | — | plan? |
| Jun 1, 2017 FForm 4 → | Jun 2, 4:48 pm EDT | Christopher BohrsonVP & GM Digital Test Handlers | 1,465 | — | — | 44,506 | — | plan? |
| May 31, 2017 AForm 4 → | Jun 2, 4:51 pm EDT | Thomas D KampferVP Corp Dev, GC & Sec | 18,548 | — | — | 9,274 | — | plan? |
| May 30, 2017 SForm 4/A → | Mar 22, 2018, 8:07 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 2,639 | $18.21 | $48,054 | 73,843 | −3.45% | plan? |
| May 30, 2017 SForm 4 → | Jun 1, 5:16 pm EDT | James A DonahueDirector | 25,000 | $18.11 | $452,750 | 406,328 | −5.80% | plan? |
| May 30, 2017 MForm 4 → | Jun 1, 5:16 pm EDT | James A DonahueDirector | 25,000 | $7.32 | $183,000 | 431,328 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| May 30, 2018 MForm 4 → | Jun 1, 5:37 pm EDT | IAN von FellenbergVP & GM Analog Test Handlers | 12,500 | — | — | 0 | — | |
| Feb 23, 2018 MForm 4 → | Feb 26, 6:56 pm EST | Robert L CiardellaDirector | 5,000 | — | — | 0 | — | |
| Nov 20, 2017 MForm 4 → | Nov 21, 5:32 pm EST | Steven J BilodeauDirector | 10,000 | — | — | 0 | — | |
| Nov 8, 2017 MForm 4 → | Nov 9, 12:39 pm EST | Jeffrey D JonesVP Finance & CFO | 25,000 | — | — | 0 | — | |
| Nov 1, 2017 MForm 4 → | Nov 2, 6:35 pm EDT | James A DonahueDirector | 36,750 | — | — | 0 | — | |
| Oct 2, 2017 MForm 4 → | Oct 4, 4:03 pm EDT | James A DonahueDirector | 75,000 | — | — | 36,750 | — | |
| Sep 1, 2017 MForm 4 → | Sep 6, 4:13 pm EDT | James A DonahueDirector | 75,000 | — | — | 17,000 | — | |
| Aug 31, 2017 MForm 4 → | Sep 5, 4:30 pm EDT | Hock Woo ChiangVP Global Sales & Service | 10,844 | — | — | 0 | — | |
| Aug 1, 2017 MForm 4 → | Aug 3, 7:41 pm EDT | James A DonahueDirector | 75,000 | — | — | 92,000 | — | |
| May 30, 2017 MForm 4 → | Jun 1, 5:16 pm EDT | James A DonahueDirector | 25,000 | — | — | 167,000 | — | |
| May 11, 2017 MForm 4 → | May 12, 7:23 pm EDT | Hock Woo ChiangVP Global Sales & Service | 6,000 | — | — | 0 | — | |
| May 9, 2017 MForm 4 → | May 11, 8:40 pm EDT | Hock Woo ChiangVP Global Sales & Service | 12,000 | — | — | 0 | — | |
| May 9, 2017 MForm 4 → | May 11, 8:36 pm EDT | Jeffrey D JonesVP Finance & CFO | 23,750 | — | — | 0 | — | |
| May 3, 2017 MForm 4 → | May 5, 8:20 pm EDT | Luis A MullerPresident & CEO | 120,721 | — | — | 0 | — | |
| May 2, 2017 MForm 4 → | May 4, 8:53 pm EDT | Luis A MullerPresident & CEO | 50,000 | — | — | 0 | — | |
| Feb 28, 2017 MForm 4 → | Feb 28, 7:25 pm EST | Hock Woo ChiangVP Global Sales & Service | 6,000 | — | — | 0 | — | |
| Feb 27, 2017 MForm 4 → | Feb 28, 7:24 pm EST | Hock Woo ChiangVP Global Sales & Service | 6,000 | — | — | 0 | — | |
| Feb 24, 2017 MForm 4 → | Feb 28, 7:22 pm EST | Hock Woo ChiangVP Global Sales & Service | 6,000 | — | — | 0 | — | |
| Feb 24, 2017 MForm 4 → | Feb 27, 5:02 pm EST | Jeffrey D JonesVP Finance & CFO | 13,750 | — | — | 0 | — | |
| Feb 24, 2017 MForm 4 → | Feb 27, 5:00 pm EST | James A DonahueDirector | 19,903 | — | — | 0 | — | |
| Feb 23, 2017 MForm 4 → | Feb 27, 4:58 pm EST | James A DonahueDirector | 32,847 | — | — | 0 | — | |
| May 5, 2015 MForm 4 → | May 6, 6:14 pm EDT | Harold HarrigianDirector | 5,000 | — | — | 0 | — | |
| Mar 9, 2015 AForm 4 → | Mar 10, 11:21 am EDT | Karl H FunkeDirector | 10,000 | $10.98 | $109,800 | 10,000 | — |