Company · CIK 0001028215 · SIC 2800 — Chemicals & Allied Products
KMG CHEMICALS INC · KMG
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 |
|---|---|---|---|---|---|---|---|---|
| Dec 5, 2016 ADForm 4/A → | Feb 7, 2017, 12:01 pm EST | Christopher W GonserVP of Human Resources | 2,547 | $34.25 | $87,235 | 34,503 | — | plan? |
| Dec 5, 2016 AForm 4 → | Dec 6, 5:12 pm EST | Christopher W GonserVP of Human Resources | 2,000 | $34.25 | $68,500 | 35,050 | — | plan? |
| Oct 31, 2016 AForm 4/A → | Nov 3, 11:02 am EDT | George W GilmanDirector | 691 | $27.14 | $18,754 | 66,360 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 6:03 pm EDT | Karen A. TwitchellDirector | 691 | $27.14 | $18,754 | 21,011 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:54 pm EDT | Fred C LeonardDirector | 691 | $27.14 | $18,754 | 485,802 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:54 pm EDT | John C Hunter IIIDirector | 691 | $27.14 | $18,754 | 17,027 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:54 pm EDT | Robert HarrerDirector | 691 | $27.14 | $18,754 | 3,186 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:53 pm EDT | George W GlimanDirector | 6,914 | $27.14 | $187,646 | 66,360 | — | plan? amended |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:53 pm EDT | James GentilcoreDirector | 691 | $27.14 | $18,754 | 11,329 | — | plan? |
| Oct 31, 2016 AForm 4 → | Oct 31, 5:53 pm EDT | Gerald G. ErmentroutDirector | 691 | $27.14 | $18,754 | 28,964 | — | plan? |
| Oct 21, 2016 AFForm 4/A → | Dec 6, 4:54 pm EST | Ernest C. Kremling IIVice President of Operations | 15,914 | $29.11 | $463,257 | 35,149 | — | plan? |
| Oct 21, 2016 AFForm 4/A → | Dec 6, 4:53 pm EST | Andrew C LauVP of KMG Electronic Chemicals | 13,793 | $29.11 | $401,514 | 9,927 | — | plan? |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:50 pm EDT | Ernest C. Kremling IIVice President of Operations | 12,496 | $29.11 | $363,759 | 38,567 | — | plan? amended |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:04 pm EDT | Christopher T. FraserPresident and CEO, Director | 50,467 | $29.11 | $1,469,094 | 169,043 | — | plan? |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:04 pm EDT | Christopher W GonserVP of Human Resources | 8,510 | $29.11 | $247,726 | 33,050 | — | plan? |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:03 pm EDT | Marcelino RodriguezChief Financial Officer | 2,432 | $29.11 | $70,796 | 7,544 | — | plan? |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:02 pm EDT | Andrew C LauVP of KMG Electronic Chemicals | 10,831 | $29.11 | $315,290 | 12,889 | — | plan? amended |
| Oct 21, 2016 AForm 4 → | Oct 25, 4:00 pm EDT | Roger C JacksonVice President, Gen Counsel | 8,793 | $29.11 | $255,964 | 81,346 | — | plan? |
| Sep 24, 2016 AForm 4 → | Sep 26, 6:13 pm EDT | Christopher T. FraserPresident and CEO, Director | 6,000 | $27.77 | $166,620 | 118,576 | — | plan? |
| Aug 5, 2016 AForm 4 → | Aug 8, 10:33 am EDT | Christopher T. FraserPresident and CEO, Director | 14,000 | $27.57 | $385,980 | 108,576 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:19 pm EDT | Gerald G. ErmentroutDirector | 591 | $27.49 | $16,247 | 28,958 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:18 pm EDT | James GentilcoreDirector | 591 | $27.49 | $16,247 | 10,638 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:18 pm EDT | George W GlimanDirector | 591 | $27.49 | $16,247 | 65,669 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:17 pm EDT | Robert HarrerDirector | 591 | $27.49 | $16,247 | 2,495 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:16 pm EDT | John C Hunter IIIDirector | 591 | $27.49 | $16,247 | 16,336 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:16 pm EDT | Fred C LeonardDirector | 591 | $27.49 | $16,247 | 485,111 | — | plan? |
| Jul 29, 2016 AForm 4 → | Aug 1, 4:15 pm EDT | Karen A. TwitchellDirector | 591 | $27.49 | $16,247 | 20,320 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:43 pm EDT | George W GlimanDirector | 685 | $23.69 | $16,228 | 65,078 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:36 pm EDT | Robert HarrerDirector | 685 | $23.69 | $16,228 | 1,904 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:34 pm EDT | John C Hunter IIIDirector | 685 | $23.69 | $16,228 | 15,745 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:34 pm EDT | Fred C LeonardDirector | 685 | $23.69 | $16,228 | 484,520 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:33 pm EDT | Karen A. TwitchellDirector | 685 | $23.69 | $16,228 | 19,729 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:33 pm EDT | Gerald G. ErmentroutDirector | 685 | $23.69 | $16,228 | 27,682 | — | plan? |
| Apr 29, 2016 AForm 4 → | May 3, 12:32 pm EDT | James GentilcoreDirector | 685 | $23.69 | $16,228 | 10,047 | — | plan? |
| Feb 25, 2016 AForm 4 → | Feb 26, 4:08 pm EST | Ernest C. Kremling IIVice President of Operations | 3,300 | $20.70 | $68,310 | 26,071 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 10:43 am EST | James GentilcoreDirector | 704 | $23.06 | $16,234 | 9,362 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 1, 6:18 pm EST | Gerald G. ErmentroutDirector | 704 | $23.06 | $16,234 | 26,997 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 1, 6:16 pm EST | Robert HarrerDirector | 704 | $23.06 | $16,234 | 1,219 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 1, 6:15 pm EST | John C Hunter IIIDirector | 704 | $23.06 | $16,234 | 15,060 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 1, 6:14 pm EST | Fred C LeonardDirector | 704 | $23.06 | $16,234 | 483,835 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 1, 5:59 pm EST | Karen A. TwitchellDirector | 704 | $23.06 | $16,234 | 19,044 | — | plan? |
| Jan 27, 2016 AFForm 4/A → | Feb 16, 5:21 pm EST | Malinda G PassmoreVP and CFO | 2,653 | $21.51 | $57,066 | 6,485 | — | plan? |
| Jan 27, 2016 AFForm 4/A → | Feb 12, 4:54 pm EST | Malinda G PassmoreVP and CFO | 2,653 | $21.51 | $57,066 | 1,347 | — | plan? amended |
| Jan 27, 2016 AForm 4 → | Jan 29, 4:30 pm EST | Malinda G PassmoreVP and CFO | 2,000 | $21.51 | $43,020 | 7,138 | — | plan? amended |
| Dec 7, 2015 AForm 4 → | Dec 8, 3:53 pm EST | Christopher W GonserVP of Human Resources | 2,000 | $19.35 | $38,700 | 24,540 | — | plan? |
| Nov 3, 2015 AForm 4 → | Feb 10, 2016, 5:10 pm EST | David L Hatcher10% Owner | 1,400 | $26.00 | $36,400 | 1,919,097 | — | plan? late |
| Oct 31, 2015 AForm 4/A → | Nov 3, 5:21 pm EST | Robert HarrerDirector | 515 | $21.04 | $10,836 | 515 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 3, 4:17 pm EST | Fred C LeonardDirector | 772 | $21.04 | $16,243 | 483,131 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:38 pm EST | Robert HarrerDirector | 257 | $21.04 | $5,407 | 257 | — | plan? amended |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:37 pm EST | John C Hunter IIIDirector | 772 | $21.04 | $16,243 | 14,356 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:35 pm EST | George W GlimanDirector | 772 | $21.04 | $16,243 | 63,689 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:33 pm EST | James GentilcoreDirector | 772 | $21.04 | $16,243 | 8,658 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:32 pm EST | Gerald G. ErmentroutDirector | 772 | $21.04 | $16,243 | 26,293 | — | plan? |
| Oct 31, 2015 AForm 4 → | Nov 2, 6:31 pm EST | Karen A. TwitchellDirector | 772 | $21.04 | $16,243 | 18,340 | — | plan? |
| Oct 19, 2015 PForm 4 → | Oct 20, 4:59 pm EDT | Roger C JacksonVice President, Gen Counsel | 2,000 | $20.15 | $40,298 | 72,553 | +2.83% | plan? |
| Oct 19, 2015 PForm 4 → | Oct 20, 4:58 pm EDT | Christopher T. FraserPresident and CEO, Director | 2,500 | $20.30 | $50,750 | 94,576 | +2.72% | plan? |
| Oct 1, 2015 AForm 4 → | Oct 5, 4:46 pm EDT | Christopher T. FraserPresident and CEO, Director | 14,000 | $19.24 | $269,360 | 92,076 | — | plan? |
| Sep 24, 2015 AForm 4 → | Sep 28, 5:27 pm EDT | Christopher T. FraserPresident and CEO, Director | 6,000 | $21.43 | $128,580 | 82,076 | — | plan? |
| Aug 5, 2015 PForm 4 → | Aug 5, 5:30 pm EDT | Christopher W GonserVP of Human Resources | 2,000 | $20.46 | $40,920 | 22,540 | +9.74% | plan? |
| Jul 31, 2015 SForm 4 → | Aug 5, 1:02 pm EDT | Christopher W GonserVP of Human Resources | 2,000 | $21.81 | $43,623 | 20,540 | −8.87% | plan? late |
| Jul 31, 2015 AForm 4/A → | Aug 4, 12:56 pm EDT | Fred C LeonardDirector | 744 | $21.83 | $16,242 | 481,804 | — | plan? |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:05 pm EDT | Fred C LeonardDirector | 744 | $21.83 | $16,242 | 687,025 | — | plan? amended |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:04 pm EDT | Gerald G. ErmentroutDirector | 744 | $21.83 | $16,242 | 25,521 | — | plan? |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:04 pm EDT | John C Hunter IIIDirector | 744 | $21.83 | $16,242 | 13,584 | — | plan? |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:03 pm EDT | George W GlimanDirector | 744 | $21.83 | $16,242 | 62,917 | — | plan? |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:03 pm EDT | James GentilcoreDirector | 744 | $21.83 | $16,242 | 7,886 | — | plan? |
| Jul 31, 2015 AForm 4 → | Jul 31, 6:02 pm EDT | Karen A. TwitchellDirector | 744 | $21.83 | $16,242 | 17,568 | — | plan? |
| Jun 29, 2015 SForm 4 → | Jun 30, 11:47 am EDT | David L Hatcher10% Owner | 1,500 | $26.01 | $39,015 | 1,920,497 | −0.08% | plan? |
| Jun 26, 2015 SForm 4 → | Jun 26, 3:34 pm EDT | David L Hatcher10% Owner | 1,500 | $26.00 | $39,000 | 1,921,997 | −0.08% | plan? |
| Jun 25, 2015 SForm 4 → | Jun 25, 5:07 pm EDT | David L Hatcher10% Owner | 1,500 | $26.00 | $39,000 | 1,923,497 | −0.08% | plan? |
| Jun 24, 2015 SForm 4 → | Jun 24, 10:15 am EDT | David L Hatcher10% Owner | 1,500 | $26.56 | $39,840 | 1,924,997 | −0.08% | plan? |
| Jun 23, 2015 SForm 4 → | Jun 23, 1:23 pm EDT | David L Hatcher10% Owner | 1,500 | $26.77 | $40,155 | 1,926,497 | −0.08% | plan? |
| Jun 22, 2015 SForm 4 → | Jun 22, 3:38 pm EDT | David L Hatcher10% Owner | 1,500 | $28.26 | $42,390 | 1,927,997 | −0.08% | plan? |
| Jun 19, 2015 SForm 4 → | Jun 19, 11:59 am EDT | David L Hatcher10% Owner | 1,500 | $28.35 | $42,532 | 1,929,497 | −0.08% | plan? |
| Jun 17, 2015 SForm 4 → | Jun 18, 5:09 pm EDT | David L Hatcher10% Owner | 3,000 | $28.71 | $86,115 | 1,930,997 | −0.16% | plan? |
| Jun 15, 2015 SForm 4 → | Jun 16, 12:16 pm EDT | David L Hatcher10% Owner | 3,000 | $29.29 | $87,855 | 1,933,997 | −0.15% | plan? |
| Jun 12, 2015 SForm 4 → | Jun 12, 11:23 am EDT | David L Hatcher10% Owner | 1,500 | $28.74 | $43,110 | 1,936,997 | −0.08% | plan? |
| Jun 11, 2015 SForm 4 → | Jun 11, 5:34 pm EDT | David L Hatcher10% Owner | 1,500 | $30.74 | $46,110 | 1,938,497 | −0.08% | plan? |
| Jun 10, 2015 SForm 4 → | Jun 10, 2:16 pm EDT | David L Hatcher10% Owner | 1,500 | $31.70 | $47,550 | 1,939,997 | −0.08% | plan? |
| Jun 9, 2015 SForm 4 → | Jun 9, 5:24 pm EDT | David L Hatcher10% Owner | 1,500 | $31.37 | $47,055 | 1,941,497 | −0.08% | plan? |
| Jun 5, 2015 SForm 4 → | Jun 8, 4:13 pm EDT | David L Hatcher10% Owner | 3,000 | $30.35 | $91,050 | 1,942,997 | −0.15% | plan? |
| Jun 3, 2015 SForm 4 → | Jun 4, 6:53 pm EDT | David L Hatcher10% Owner | 3,000 | $30.01 | $90,030 | 1,945,997 | −0.15% | plan? |
| Jun 2, 2015 SForm 4 → | Jun 2, 4:15 pm EDT | David L Hatcher10% Owner | 1,500 | $29.29 | $43,935 | 1,948,997 | −0.08% | plan? |
| Jun 1, 2015 SForm 4 → | Jun 1, 11:54 am EDT | David L Hatcher10% Owner | 1,500 | $29.29 | $43,935 | 1,950,497 | −0.08% | plan? |
| May 29, 2015 AFForm 4 → | Jun 2, 4:16 pm EDT | Andrew C LauVP of KMG Electronic Chemicals | 1,952 | $29.71 | $57,994 | 2,058 | — | plan? |
| May 29, 2015 SForm 4 → | May 29, 10:28 am EDT | David L Hatcher10% Owner | 1,500 | $29.78 | $44,670 | 1,951,997 | −0.08% | plan? |
| May 28, 2015 SForm 4/A → | Jun 1, 11:54 am EDT | David L Hatcher10% Owner | 1,500 | $30.06 | $45,090 | 1,953,497 | −0.08% | plan? |
| May 26, 2015 SForm 4 → | May 27, 12:38 pm EDT | David L Hatcher10% Owner | 3,000 | $29.08 | $87,225 | 1,954,997 | −0.15% | plan? |
| May 22, 2015 SForm 4 → | May 22, 3:21 pm EDT | David L Hatcher10% Owner | 1,500 | $29.22 | $43,830 | 1,957,997 | −0.08% | plan? |
| May 20, 2015 SForm 4 → | May 21, 1:52 pm EDT | David L Hatcher10% Owner | 3,000 | $29.53 | $88,575 | 1,959,497 | −0.15% | plan? |
| May 18, 2015 SForm 4 → | May 28, 2:45 pm EDT | David L Hatcher10% Owner | 1,500 | $30.06 | $45,090 | 1,953,497 | −0.08% | plan? late |
| May 18, 2015 SForm 4 → | May 19, 10:13 am EDT | David L Hatcher10% Owner | 3,000 | $29.83 | $89,490 | 1,962,497 | −0.15% | plan? |
| May 14, 2015 SForm 4 → | May 15, 2:41 pm EDT | David L Hatcher10% Owner | 3,000 | $29.63 | $88,890 | 1,965,497 | −0.15% | plan? |
| May 13, 2015 SForm 4 → | May 13, 4:56 pm EDT | David L Hatcher10% Owner | 1,500 | $29.78 | $44,670 | 1,968,497 | −0.08% | plan? |
| May 11, 2015 SForm 4 → | May 12, 11:37 am EDT | David L Hatcher10% Owner | 3,000 | $28.48 | $85,425 | 1,969,997 | −0.15% | plan? |
| May 7, 2015 SForm 4 → | May 8, 10:40 am EDT | David L Hatcher10% Owner | 3,000 | $29.06 | $87,180 | 1,972,997 | −0.15% | plan? |
| May 6, 2015 SForm 4 → | May 6, 11:24 am EDT | David L Hatcher10% Owner | 1,500 | $28.42 | $42,630 | 1,975,997 | −0.08% | plan? |
| May 5, 2015 SForm 4 → | May 5, 4:19 pm EDT | David L Hatcher10% Owner | 1,500 | $29.54 | $44,310 | 1,977,497 | −0.08% | plan? |
| May 4, 2015 SForm 4 → | May 4, 4:02 pm EDT | David L Hatcher10% Owner | 1,500 | $29.88 | $44,820 | 1,978,997 | −0.08% | plan? |
| May 1, 2015 SForm 4 → | May 1, 12:49 pm EDT | David L Hatcher10% Owner | 1,500 | $29.21 | $43,815 | 1,980,497 | −0.08% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Nov 15, 2018 DForm 4 → | Nov 16, 6:16 pm EST | Ernest C. Kremling IIVice President of Operations | 3 | — | — | 0 | — | |
| Nov 15, 2018 DForm 4 → | Nov 16, 6:12 pm EST | Roger C JacksonVice President, Gen Counsel | 2 | — | — | 0 | — | |
| Nov 15, 2018 AForm 4 → | Nov 16, 6:10 pm EST | Jeffrey S HandelmanSR VP of Electronic Chemicals | 2 | — | — | 0 | — | |
| Nov 15, 2018 DForm 4 → | Nov 16, 6:09 pm EST | Marvin T. Green IIIChief Financial Officer | 5 | — | — | 0 | — | |
| Nov 15, 2018 DForm 4 → | Nov 16, 6:07 pm EST | Christopher T. FraserPresident and CEO, Director | 5 | — | — | 0 | — | |
| Nov 15, 2018 DForm 4 → | Nov 16, 5:53 pm EST | Christopher W GonserVP of Human Resources | 2 | — | — | 0 | — | |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:38 pm EDT | Christopher T. FraserPresident and CEO, Director | 2 | — | — | 2 | — | |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:37 pm EDT | Marvin T. Green IIIChief Financial Officer | 2 | — | — | 2 | — | |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:36 pm EDT | Ernest C. Kremling IIVice President of Operations | 2 | $75.02 | $150 | 2 | — | |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:35 pm EDT | Jeffrey S HandelmanSR VP of Electronic Chemicals | 1 | $75.02 | $75 | 0 | — | amended |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:34 pm EDT | Christopher W GonserVP of Human Resources | 2 | — | — | 2 | — | amended |
| Oct 31, 2018 MForm 4 → | Nov 2, 8:32 pm EDT | Roger C JacksonVice President, Gen Counsel | 2 | — | — | 2 | — | amended |
| Oct 22, 2018 AForm 4 → | Oct 24, 10:36 am EDT | Ernest C. Kremling IIVice President of Operations | 1 | — | — | 1 | — | |
| Oct 22, 2018 AForm 4 → | Oct 24, 10:25 am EDT | Marvin T. Green IIIChief Financial Officer | 1 | — | — | 1 | — | |
| Oct 22, 2018 AForm 4 → | Oct 24, 10:23 am EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 1 | — | |
| Sep 24, 2018 MForm 4 → | Sep 26, 6:24 pm EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 9 | — | |
| Jul 31, 2018 MForm 4/A → | Sep 26, 6:24 pm EDT | Christopher T. FraserPresident and CEO, Director | 4 | — | — | 7 | — | |
| Jul 31, 2018 MForm 4/A → | Sep 26, 6:23 pm EDT | Marvin T. Green IIIChief Financial Officer | 2 | — | — | 5 | — | |
| Jul 31, 2018 MForm 4 → | Aug 2, 9:19 pm EDT | Christopher T. FraserPresident and CEO, Director | 4 | — | — | 5 | — | amended |
| Jul 31, 2018 MForm 4 → | Aug 2, 9:18 pm EDT | Marvin T. Green IIIChief Financial Officer | 2 | — | — | 5 | — | amended |
| Mar 6, 2018 AForm 4 → | Apr 9, 4:11 pm EDT | Marvin T. Green IIIChief Financial Officer | 6 | — | — | 7 | — | late |
| Dec 5, 2017 AForm 4 → | Dec 6, 5:45 pm EST | Ernest C. Kremling IIVice President of Operations | 1 | — | — | 3 | — | |
| Dec 4, 2017 AForm 4 → | Dec 6, 5:45 pm EST | Marcelino RodriguezChief Financial Officer | 1 | — | — | 2 | — | |
| Dec 4, 2017 AForm 4 → | Dec 6, 5:45 pm EST | Jeffrey S HandelmanSR VP of Electronic Chemicals | 1 | — | — | 2 | — | |
| Dec 4, 2017 AForm 4 → | Dec 6, 5:44 pm EST | Christopher W GonserVP of Human Resources | 1 | — | — | 2 | — | |
| Dec 4, 2017 AForm 4 → | Dec 6, 5:44 pm EST | Roger C JacksonVice President, Gen Counsel | 1 | — | — | 2 | — | |
| Dec 4, 2017 AForm 4 → | Dec 6, 5:43 pm EST | Christopher T. FraserPresident and CEO, Director | 3 | — | — | 1 | — | |
| Nov 10, 2017 MForm 4 → | Nov 13, 10:19 am EST | Marcelino RodriguezChief Financial Officer | 1 | — | — | 1 | — | |
| Nov 10, 2017 MForm 4 → | Nov 13, 10:18 am EST | Ernest C. Kremling IIVice President of Operations | 1 | — | — | 1 | — | |
| Nov 10, 2017 MForm 4 → | Nov 13, 10:18 am EST | Roger C JacksonVice President, Gen Counsel | 1 | — | — | 1 | — | |
| Nov 10, 2017 MForm 4 → | Nov 13, 10:18 am EST | Christopher W GonserVP of Human Resources | 1 | — | — | 1 | — | |
| Nov 10, 2017 MForm 4 → | Nov 13, 10:17 am EST | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 1 | — | |
| Sep 23, 2017 MForm 4 → | Sep 26, 5:21 pm EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 5 | — | |
| Jul 31, 2017 MForm 4 → | Aug 2, 5:31 pm EDT | Marcelino RodriguezChief Financial Officer | 1 | — | — | 1 | — | |
| Oct 21, 2016 AMForm 4/A → | Dec 6, 4:54 pm EST | Ernest C. Kremling IIVice President of Operations | 2 | — | — | 3 | — | |
| Oct 21, 2016 AMForm 4/A → | Dec 6, 4:53 pm EST | Andrew C LauVP of KMG Electronic Chemicals | 2 | — | — | 3 | — | |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:50 pm EDT | Ernest C. Kremling IIVice President of Operations | 2 | — | — | 3 | — | amended |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:04 pm EDT | Christopher T. FraserPresident and CEO, Director | 4 | — | — | 1 | — | |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:04 pm EDT | Christopher W GonserVP of Human Resources | 2 | — | — | 3 | — | |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:03 pm EDT | Marcelino RodriguezChief Financial Officer | 2 | — | — | 1 | — | |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:02 pm EDT | Andrew C LauVP of KMG Electronic Chemicals | 2 | — | — | 3 | — | amended |
| Oct 21, 2016 AMForm 4 → | Oct 25, 4:00 pm EDT | Roger C JacksonVice President, Gen Counsel | 2 | — | — | 3 | — | |
| Sep 24, 2016 MForm 4 → | Sep 26, 6:13 pm EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 7 | — | |
| Aug 5, 2016 DForm 4 → | Aug 8, 10:33 am EDT | Christopher T. FraserPresident and CEO, Director | 2 | — | — | 1 | — | |
| Feb 25, 2016 MForm 4 → | Feb 26, 4:08 pm EST | Ernest C. Kremling IIVice President of Operations | 3,300 | — | — | 2 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 5:04 pm EST | Roger C JacksonVice President, Gen Counsel | 2 | — | — | 3 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 5:03 pm EST | Christopher W GonserVP of Human Resources | 2 | — | — | 3 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 5:01 pm EST | Ernest C. Kremling IIVice President of Operations | 2 | — | — | 3 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 5:00 pm EST | Andrew C LauVP of KMG Electronic Chemicals | 2 | — | — | 3 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:58 pm EST | Christopher T. FraserPresident and CEO, Director | 3 | — | — | 3 | — | |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:57 pm EST | Malinda G PassmoreVP and CFO | 2 | — | — | 3 | — | |
| Dec 11, 2015 AForm 4 → | Dec 15, 5:19 pm EST | Christopher T. FraserPresident and CEO, Director | 2 | — | — | 2 | — | |
| Oct 14, 2015 AForm 4 → | Oct 16, 1:21 pm EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 5 | — | |
| Oct 1, 2015 DForm 4 → | Oct 5, 4:46 pm EDT | Christopher T. FraserPresident and CEO, Director | 2 | — | — | 0 | — | |
| May 29, 2015 CForm 4 → | Jun 2, 4:16 pm EDT | Andrew C LauVP of KMG Electronic Chemicals | 1,500 | — | — | 1 | — | |
| Feb 25, 2015 MForm 4 → | Feb 27, 4:43 pm EST | Ernest C. Kremling IIVice President of Operations | 1 | — | — | 2 | — | |
| Jan 27, 2015 DForm 4 → | Jan 29, 5:00 pm EST | Malinda G PassmoreVP and CFO | 1 | — | — | 2 | — | amended |
| Dec 9, 2014 MForm 4 → | Aug 2, 2017, 5:29 pm EDT | Christopher T. FraserPresident and CEO, Director | 3 | — | — | 6 | — | late |
| Dec 9, 2014 MForm 4 → | Aug 2, 2017, 5:28 pm EDT | Ernest C. Kremling IIVice President of Operations | 1 | — | — | 1 | — | late |
| Dec 9, 2014 MForm 4 → | Aug 2, 2017, 5:28 pm EDT | Christopher W GonserVP of Human Resources | 1 | — | — | 1 | — | late |
| Dec 9, 2014 MForm 4 → | Aug 2, 2017, 5:24 pm EDT | Roger C JacksonVice President, Gen Counsel | 1 | — | — | 0 | — | late |
| Dec 9, 2014 PForm 4 → | Sep 28, 2015, 5:27 pm EDT | Christopher T. FraserPresident and CEO, Director | 1 | — | — | 4 | — | late |
| Feb 25, 2014 MForm 4/A → | Feb 7, 2017, 12:01 pm EST | Christopher W GonserVP of Human Resources | 1 | — | — | 0 | — | |
| Feb 25, 2014 MForm 4 → | Dec 6, 2016, 5:12 pm EST | Christopher W GonserVP of Human Resources | 1 | — | — | 0 | — | late |