Company · CIK 0001680378 · SIC 2870 — Agricultural Chemicals · Nasdaq
SenesTech, Inc. · SNES
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 14, 2026 PForm 4 → | Sep 15, 4:26 pm EDT | Michael EdellChief Executive Officer, Director | 1,000 | $0.84 | $840 | 9,000 | +12.5% | |
| Sep 9, 2026 PForm 4 → | Sep 10, 8:09 pm EDT | Michael EdellChief Executive Officer, Director | 2,000 | $0.87 | $1,740 | 8,000 | +33.3% | |
| Aug 14, 2026 PForm 4 → | Aug 17, 4:54 pm EDT | Michael EdellChief Executive Officer, Director | 1,000 | $1.21 | $1,210 | 6,000 | +20.0% | |
| Aug 6, 2026 PForm 4 → | Aug 10, 6:56 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 21,490 | $1.30 | $27,865 | 1,079,294 | +2.03% | |
| Jul 20, 2026 PForm 4 → | Jul 22, 8:00 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 35,000 | $1.47 | $51,569 | 1,057,824 | +3.42% | |
| Jul 7, 2026 PForm 4 → | Jul 8, 5:01 pm EDT | Michael EdellChief Executive Officer, Director | 1,000 | $1.43 | $1,430 | 5,000 | +25.0% | |
| Jun 30, 2026 PForm 4 → | Jul 2, 8:00 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 35,000 | $1.51 | $52,731 | 1,022,824 | +3.54% | |
| Jun 24, 2026 PForm 4 → | Jun 29, 8:00 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 25,416 | $1.54 | $39,102 | 987,824 | +2.64% | late |
| Jun 17, 2026 PForm 4 → | Jun 22, 8:00 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 8,264 | $1.64 | $13,563 | 962,408 | +0.87% | |
| Jun 8, 2026 PForm 4 → | Jun 9, 4:15 pm EDT | Michael EdellChief Executive Officer, Director | 1,000 | $1.55 | $1,550 | 4,000 | +33.3% | |
| Jun 4, 2026 PForm 4 → | Jun 8, 6:13 pm EDT | GLENBROOK CAPITAL MANAGEMENT10% Owner | 28,389 | $1.60 | $45,536 | 954,144 | +3.07% | |
| Dec 27, 2018 FGMForm 4 → | Dec 31, 6:08 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 77,179 | $0.5751 | $5,087 | 398,265 | — | plan? |
| Dec 27, 2018 FGMForm 4 → | Dec 31, 6:05 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 76,849 | $0.5751 | $4,898 | 393,691 | — | plan? |
| Sep 30, 2018 FMForm 4 → | Oct 2, 6:15 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 23,127 | $0.69 | $3,308 | 438,778 | — | plan? |
| Sep 30, 2018 FMForm 4 → | Oct 2, 6:15 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 22,797 | $0.69 | $3,080 | 433,874 | — | plan? |
| Aug 13, 2018 PForm 4 → | Aug 15, 7:35 pm EDT | Julia Ann WilliamsDirector | 11,000 | $1.15 | $12,650 | 5,000 | — | plan? |
| Jun 30, 2018 FMForm 4 → | Jul 3, 6:49 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 22,632 | $1.63 | $7,007 | 420,005 | — | plan? |
| Jun 30, 2018 FMForm 4 → | Jul 3, 6:49 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 22,962 | $1.63 | $7,545 | 425,239 | — | plan? |
| Jun 21, 2018 SForm 4 → | Jun 25, 6:32 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $2.13 | $12,780 | 405,971 | −1.46% | plan? |
| Jun 12, 2018 MForm 4 → | Jun 14, 6:37 pm EDT | Jamie Bechtel MorrisonDirector | 12,820 | — | — | 12,820 | — | plan? |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:54 pm EDT | Matthew K SzotDirector | 3,577 | — | — | 63,051 | — | plan? |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:54 pm EDT | Marc DumontDirector | 3,577 | — | — | 6,663 | — | plan? |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:49 pm EDT | Grover T. WickershamDirector | 3,577 | — | — | 290,263 | — | plan? |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:49 pm EDT | Julia Ann WilliamsDirector | 3,577 | — | — | 141,087 | — | plan? |
| May 19, 2018 MForm 4/A → | Dec 31, 3:47 pm EST | Grover T. WickershamDirector | 3,577 | — | — | 290,263 | — | plan? |
| May 19, 2018 MForm 4/A → | Dec 31, 3:31 pm EST | Matthew K SzotDirector | 3,577 | — | — | 63,051 | — | plan? |
| May 19, 2018 MForm 4/A → | Dec 31, 3:06 pm EST | Marc DumontDirector | 3,577 | — | — | 6,663 | — | plan? |
| May 19, 2018 MForm 4/A → | Dec 31, 2:44 pm EST | Julia Ann WilliamsDirector | 3,577 | — | — | 141,087 | — | plan? |
| Feb 22, 2018 FGMForm 4 → | Apr 5, 7:30 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 24,019 | $0.51 | $2,772 | 411,971 | — | plan? late |
| Feb 22, 2018 FGMForm 4 → | Apr 5, 7:30 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 24,349 | $0.51 | $2,941 | 411,535 | — | plan? late |
| Jan 31, 2018 FMForm 4 → | Feb 2, 5:38 pm EST | Andrew AltmanChief Operating Officer | 67,375 | $0.70 | $12,163 | 60,737 | — | plan? |
| Jan 5, 2018 AForm 4 → | Jan 9, 5:22 pm EST | Julia Ann WilliamsDirector | 37,162 | $0.72 | $26,757 | 137,510 | — | plan? |
| Jan 2, 2018 FMForm 4 → | Jan 3, 7:09 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 24,319 | $0.72 | $4,310 | 399,324 | — | plan? |
| Jan 2, 2018 FMForm 4 → | Jan 3, 7:09 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 24,649 | $0.72 | $4,548 | 399,218 | — | plan? |
| Dec 21, 2017 SForm 4 → | Dec 26, 5:55 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $0.671 | $4,026 | 386,977 | −1.53% | plan? |
| Dec 19, 2017 MForm 4 → | Dec 21, 9:38 pm EST | Marc DumontDirector | 3,086 | — | — | 3,086 | — | plan? |
| Dec 19, 2017 MForm 4 → | Dec 21, 6:31 pm EST | Julia Ann WilliamsDirector | 3,086 | — | — | 3,086 | — | plan? |
| Dec 19, 2017 MForm 4 → | Dec 21, 6:30 pm EST | Andrew AltmanChief Operating Officer | 5,000 | — | — | 28,112 | — | plan? |
| Dec 18, 2017 AMForm 4 → | Dec 20, 9:03 pm EST | Grover T. WickershamDirector | 38,086 | $0.67 | $23,450 | 286,686 | — | plan? |
| Dec 18, 2017 AFForm 4 → | Dec 20, 8:13 pm EST | Kim Patrice WolinEVP & Secretary | 56,291 | $0.67 | $8,715 | 30,277 | — | plan? |
| Dec 18, 2017 AMForm 4 → | Dec 20, 8:08 pm EST | Matthew K SzotDirector | 25,474 | $0.67 | $15,000 | 56,388 | — | plan? |
| Dec 11, 2017 GForm 4 → | Dec 26, 5:55 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 5,000 | — | — | 392,977 | — | plan? late |
| Dec 4, 2017 SForm 4 → | Dec 5, 5:44 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 6,000 | $0.8201 | $4,921 | 387,201 | −1.53% | plan? |
| Nov 24, 2017 PForm 4 → | Nov 28, 8:10 pm EST | Julia Ann WilliamsDirector | 1,700 | $0.8972 | $1,525 | 23,750 | +7.71% | plan? |
| Nov 21, 2017 SForm 4 → | Nov 22, 5:14 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $0.8938 | $5,363 | 397,977 | −1.49% | plan? |
| Nov 2, 2017 SForm 4 → | Nov 3, 5:04 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 6,000 | $2.72 | $16,339 | 393,201 | −1.50% | plan? |
| Oct 20, 2017 SForm 4 → | Oct 24, 5:18 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $1.52 | $9,126 | 403,977 | −1.46% | plan? |
| Oct 10, 2017 GForm 4 → | Nov 3, 5:04 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 40,000 | — | — | 399,201 | — | plan? late |
| Oct 3, 2017 SForm 4 → | Oct 3, 5:28 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 6,000 | $1.97 | $11,808 | 439,201 | −1.35% | plan? |
| Sep 30, 2017 FMForm 4 → | Oct 3, 5:28 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 23,677 | $1.85 | $9,886 | 445,201 | — | plan? |
| Sep 30, 2017 FMForm 4 → | Oct 3, 5:28 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 23,347 | $1.85 | $9,276 | 409,977 | — | plan? |
| Sep 22, 2017 SForm 4 → | Sep 26, 5:10 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $1.79 | $10,740 | 396,658 | −1.49% | plan? |
| Sep 19, 2017 MForm 4/A → | Oct 10, 5:46 pm EDT | Andrew AltmanChief Operating Officer | 5,000 | — | — | 25,000 | — | plan? |
| Sep 19, 2017 FMForm 4 → | Sep 21, 8:16 pm EDT | Andrew AltmanChief Operating Officer | 6,888 | $1.76 | $3,323 | 23,112 | — | plan? amended |
| Sep 5, 2017 SForm 4 → | Sep 7, 4:36 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 6,000 | $2.31 | $13,834 | 430,212 | −1.38% | plan? |
| Aug 21, 2017 SForm 4 → | Aug 23, 4:48 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 6,000 | $2.37 | $14,221 | 402,658 | −1.47% | plan? |
| Aug 16, 2017 PForm 4 → | Aug 18, 8:19 pm EDT | Julia Ann WilliamsDirector | 9,100 | $2.80 | $25,475 | 21,050 | +76.2% | plan? |
| Aug 16, 2017 PForm 4 → | Aug 18, 8:16 pm EDT | Andrew AltmanChief Operating Officer | 20,000 | $2.77 | $55,392 | 20,000 | — | plan? |
| Jul 26, 2017 PForm 4 → | Jul 27, 1:40 pm EDT | Grover T. WickershamDirector | 10,000 | $3.04 | $30,442 | 248,600 | +4.19% | plan? |
| Jul 26, 2017 PForm 4 → | Jul 26, 7:44 pm EDT | Julia Ann WilliamsDirector | 10,000 | $3.21 | $32,099 | 11,950 | +513% | plan? |
| Jul 25, 2017 PForm 4 → | Jul 26, 7:41 pm EDT | Grover T. WickershamDirector | 15,000 | $2.85 | $42,775 | 53,500 | +39.0% | plan? |
| Jul 17, 2017 SForm 4 → | Jul 20, 10:25 am EDT | Thomas C ChestermanCFO and Treasurer | 1,411 | $5.14 | $7,247 | 9,876 | −12.5% | plan? late |
| Jun 30, 2017 FMForm 4 → | Jul 5, 3:29 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 96,416 | $5.94 | $137,113 | 438,212 | — | plan? |
| Jun 30, 2017 FMForm 4 → | Jul 5, 3:28 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 96,385 | $5.94 | $136,929 | 408,658 | — | plan? |
| Jun 8, 2017 SForm 4 → | Jun 12, 6:12 pm EDT | Thomas C ChestermanCFO and Treasurer | 10,000 | $5.71 | $57,124 | 11,287 | −47.0% | plan? |
| Apr 20, 2017 FMForm 4/A → | Apr 24, 6:35 pm EDT | Thomas C ChestermanCFO and Treasurer | 15,986 | $0.9385 | $15,003 | 21,287 | — | plan? |
| Apr 20, 2017 FMForm 4 → | Apr 24, 4:51 pm EDT | Thomas C ChestermanCEO and Treasurer | 15,986 | $0.9385 | $15,003 | 21,287 | — | plan? amended |
| Apr 11, 2017 GForm 4 → | Apr 13, 7:07 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 20,900 | — | — | 358,377 | — | plan? |
| Feb 22, 2017 GForm 4 → | Apr 13, 9:10 pm EDT | Julia Ann WilliamsDirector | 597 | — | — | 97,262 | — | plan? late |
| Feb 2, 2017 GForm 4 → | Feb 6, 5:39 pm EST | Julia Ann WilliamsDirector | 12,100 | — | — | 4,000 | — | plan? |
| Jan 27, 2017 PForm 4 → | Jan 31, 7:22 pm EST | Julia Ann WilliamsDirector | 1,950 | $7.94 | $15,483 | 1,950 | — | plan? |
| Jan 27, 2017 PForm 4 → | Jan 31, 7:22 pm EST | Grover T. WickershamDirector | 1,600 | $7.45 | $11,913 | 226,100 | +0.71% | plan? |
| Jan 27, 2017 PForm 4 → | Jan 31, 7:21 pm EST | Robert E Ramsey Jr.Director | 7,000 | $7.46 | $52,189 | 27,000 | +35.0% | plan? |
| Jan 24, 2017 PForm 4 → | Jan 26, 6:07 pm EST | Grover T. WickershamDirector | 1,000 | $7.42 | $7,415 | 51,000 | +2.00% | plan? |
| Dec 27, 2016 FMForm 4 → | Dec 29, 5:00 pm EST | Thomas C ChestermanCFO and Treasurer | 13,715 | $8.19 | $26,380 | 7,273 | — | plan? |
| Dec 27, 2016 FMForm 4 → | Dec 29, 4:56 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 4,236 | $8.19 | $8,149 | 387,962 | — | plan? |
| Dec 27, 2016 FMForm 4 → | Dec 29, 4:53 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 7,311 | $8.19 | $14,373 | 379,277 | — | plan? |
| Dec 13, 2016 PForm 4 → | Dec 15, 6:15 pm EST | Grover T WickershamDirector | 62,500 | $8.00 | $500,000 | 7,000 | — | plan? |
| Dec 13, 2016 PForm 4 → | Dec 15, 6:13 pm EST | Julia Ann WilliamsDirector | 1,000 | $8.39 | $8,388 | 1,000 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 AForm 4 → | Jun 17, 4:21 pm EDT | Joshua Matthew MossDirector | 100,000 | — | — | 100,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Phillip Nicholas Grandinetti IIIDirector | 100,000 | — | — | 100,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Jacob Steven LeachDirector | 100,000 | — | — | 100,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Matthew K SzotDirector | 100,000 | — | — | 100,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Thomas C ChestermanCFO & Treasurer | 75,000 | — | — | 75,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Lynn Yako GrahamDirector | 100,000 | — | — | 100,000 | — | |
| Jun 15, 2026 AForm 4 → | Jun 17, 4:20 pm EDT | Jamie Bechtel MorrisonDirector | 100,000 | — | — | 100,000 | — | |
| Jun 9, 2026 AForm 4 → | Jun 15, 8:20 pm EDT | Michael EdellChief Executive Officer, Director | 263,288 | — | — | 263,288 | — | late |
| Feb 14, 2019 AForm 4 → | Feb 15, 4:07 pm EST | Kenneth S SiegelDirector | 14,480 | — | — | 8,218 | — | |
| Dec 31, 2018 MForm 4 → | Dec 31, 6:08 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 36,669 | — | |
| Dec 31, 2018 MForm 4 → | Dec 31, 6:05 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 36,669 | — | |
| Sep 30, 2018 MForm 4 → | Oct 2, 6:15 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 55,002 | — | |
| Sep 30, 2018 MForm 4 → | Oct 2, 6:15 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 55,002 | — | |
| Jun 30, 2018 MForm 4 → | Jul 3, 6:49 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 73,335 | — | |
| Jun 30, 2018 MForm 4 → | Jul 3, 6:49 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 73,335 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Julia Ann WilliamsDirector | 25,220 | — | — | 17,528 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Grover T. WickershamDirector | 22,276 | — | — | 15,683 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Matthew K SzotDirector | 39,940 | — | — | 26,753 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Jamie Bechtel MorrisonDirector | 50,980 | — | — | 33,672 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Marc DumontDirector | 28,164 | — | — | 19,373 | — | |
| Jun 19, 2018 AForm 4 → | Jun 21, 7:32 pm EDT | Delphine Francois ChiavariniDirector | 29,636 | — | — | 20,295 | — | |
| Jun 12, 2018 MForm 4 → | Jun 14, 6:37 pm EDT | Jamie Bechtel MorrisonDirector | 12,820 | — | — | 0 | — | |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:54 pm EDT | Matthew K SzotDirector | 3,577 | — | — | 0 | — | |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:54 pm EDT | Marc DumontDirector | 3,577 | — | — | 0 | — | |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:49 pm EDT | Grover T. WickershamDirector | 3,577 | — | — | 0 | — | |
| Jun 12, 2018 MForm 4 → | Jun 14, 4:49 pm EDT | Julia Ann WilliamsDirector | 3,577 | — | — | 0 | — | |
| May 19, 2018 MForm 4/A → | Dec 31, 3:47 pm EST | Grover T. WickershamDirector | 3,577 | — | — | 0 | — | |
| May 19, 2018 MForm 4/A → | Dec 31, 3:31 pm EST | Matthew K SzotDirector | 3,577 | — | — | 0 | — | |
| May 19, 2018 MForm 4/A → | Dec 31, 3:06 pm EST | Marc DumontDirector | 3,577 | — | — | 0 | — | |
| May 19, 2018 MForm 4/A → | Dec 31, 2:44 pm EST | Julia Ann WilliamsDirector | 3,577 | — | — | 0 | — | |
| Apr 2, 2018 MForm 4 → | Apr 5, 7:30 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 91,668 | — | late |
| Apr 2, 2018 MForm 4 → | Apr 5, 7:30 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 91,668 | — | late |
| Feb 15, 2018 AForm 4 → | Feb 20, 6:55 pm EST | Jamie Bechtel MorrisonDirector | 19,487 | — | — | 6,667 | — | |
| Jan 31, 2018 MForm 4 → | Feb 2, 5:38 pm EST | Andrew AltmanChief Operating Officer | 50,000 | — | — | 0 | — | |
| Jan 2, 2018 MForm 4 → | Jan 3, 7:09 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 110,001 | — | |
| Jan 2, 2018 MForm 4 → | Jan 3, 7:09 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 110,001 | — | |
| Dec 19, 2017 MForm 4 → | Dec 21, 9:38 pm EST | Marc DumontDirector | 3,086 | — | — | 0 | — | |
| Dec 19, 2017 MForm 4 → | Dec 21, 6:31 pm EST | Julia Ann WilliamsDirector | 3,086 | — | — | 0 | — | |
| Dec 19, 2017 MForm 4 → | Dec 21, 6:30 pm EST | Andrew AltmanChief Operating Officer | 5,000 | — | — | 50,000 | — | |
| Dec 19, 2017 MForm 4 → | Dec 20, 9:03 pm EST | Grover T. WickershamDirector | 3,086 | — | — | 0 | — | |
| Dec 19, 2017 MForm 4 → | Dec 20, 8:08 pm EST | Matthew K SzotDirector | 3,086 | — | — | 0 | — | |
| Sep 30, 2017 MForm 4 → | Oct 3, 5:28 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 18,333 | — | — | 128,334 | — | |
| Sep 30, 2017 MForm 4 → | Oct 3, 5:28 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 18,333 | — | — | 128,334 | — | |
| Sep 19, 2017 MForm 4/A → | Oct 10, 5:46 pm EDT | Andrew AltmanChief Operating Officer | 5,000 | — | — | 55,000 | — | |
| Sep 19, 2017 AMForm 4 → | Sep 21, 8:16 pm EDT | Andrew AltmanChief Operating Officer | 10,000 | — | — | 0 | — | amended |
| Jun 30, 2017 MForm 4 → | Jul 5, 3:29 pm EDT | Cheryl Ann DyerPres. & Chief Research Officer, Director | 73,333 | — | — | 146,667 | — | |
| Jun 30, 2017 MForm 4 → | Jul 5, 3:28 pm EDT | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 73,333 | — | — | 146,667 | — | |
| Jun 19, 2017 AForm 4 → | Jun 21, 4:39 pm EDT | Andrew AltmanChief Operating Officer | 60,000 | — | — | 60,000 | — | |
| May 19, 2017 AForm 4 → | May 24, 6:56 pm EDT | Matthew K SzotDirector | 23,577 | — | — | 20,000 | — | late |
| May 19, 2017 AForm 4 → | May 24, 6:42 pm EDT | Robert E Ramsey Jr.Director | 23,577 | — | — | 20,000 | — | late |
| May 19, 2017 AForm 4 → | May 24, 6:41 pm EDT | Grover T. WickershamDirector | 23,577 | — | — | 20,000 | — | late |
| May 19, 2017 AForm 4 → | May 24, 6:39 pm EDT | Julia Ann WilliamsDirector | 23,577 | — | — | 20,000 | — | late |
| May 19, 2017 AForm 4 → | May 24, 6:32 pm EDT | Marc DumontDirector | 23,577 | — | — | 20,000 | — | late |
| Apr 20, 2017 MForm 4/A → | Apr 24, 6:35 pm EDT | Thomas C ChestermanCFO and Treasurer | 15,000 | — | — | 0 | — | |
| Apr 20, 2017 MForm 4 → | Apr 24, 4:51 pm EDT | Thomas C ChestermanCEO and Treasurer | 15,000 | — | — | 0 | — | amended |
| Dec 27, 2016 MForm 4 → | Dec 29, 5:00 pm EST | Thomas C ChestermanCFO and Treasurer | 10,494 | — | — | 0 | — | |
| Dec 27, 2016 MForm 4 → | Dec 29, 4:56 pm EST | Cheryl Ann DyerPres. & Chief Research Officer, Director | 3,241 | — | — | 0 | — | |
| Dec 27, 2016 MForm 4 → | Dec 29, 4:53 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 5,556 | — | — | 0 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:08 pm EST | Loretta Powers MayerCEO & Chief Scientific Officer, Director | 5,556 | — | — | 5,556 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:07 pm EST | Matthew K SzotDirector | 23,086 | — | — | 20,000 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:05 pm EST | Julia Ann WilliamsDirector | 23,086 | — | — | 20,000 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:04 pm EST | Grover T WickershamDirector | 23,086 | — | — | 20,000 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:03 pm EST | Marc DumontDirector | 23,086 | — | — | 20,000 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:02 pm EST | Robert E Ramsey Jr.Director | 23,086 | — | — | 20,000 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:01 pm EST | Cheryl Ann DyerSee Remarks | 3,241 | — | — | 3,241 | — | |
| Dec 19, 2016 AForm 4 → | Dec 21, 9:00 pm EST | Thomas C ChestermanCFO and Treasurer | 10,494 | — | — | 10,494 | — |