Company · CIK 0001426800 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
ASSEMBLY BIOSCIENCES, INC. · ASMB
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 |
|---|---|---|---|---|---|---|---|---|
| Jun 17, 2026 SForm 4 → | Jun 18, 4:05 pm EDT | Jeanette M BjorkquistPFO and PAO | 29 | $23.25 | $674 | 14,560 | −0.20% | |
| Mar 29, 2026 AForm 4 → | Jun 5, 5:11 pm EDT | Anuj GaggarChief Medical Officer | 14,000 | — | — | 42,688 | — | late |
| Mar 29, 2026 AForm 4 → | Jun 5, 5:10 pm EDT | Nicole S WhiteChief Manufacturing Officer | 14,000 | — | — | 48,145 | — | late |
| Mar 29, 2026 AForm 4 → | Jun 5, 4:25 pm EDT | Jeanette M BjorkquistPFO and PAO | 3,500 | — | — | 14,589 | — | late |
| Mar 29, 2026 AForm 4 → | Jun 5, 4:10 pm EDT | William E Delaney IVChief Scientific Officer | 14,000 | — | — | 60,330 | — | late |
| Mar 29, 2026 AForm 4 → | Jun 5, 4:05 pm EDT | Jason A OkazakiCEO and President, Director | 50,750 | — | — | 163,354 | — | late |
| Dec 12, 2018 AForm 4 → | Dec 14, 4:31 pm EST | Jacqueline Sybil PapkoffSee Remarks | 10,625 | — | — | 10,625 | — | plan? |
| Dec 12, 2018 AForm 4 → | Dec 14, 4:30 pm EST | Richard James ColonnoSee Remarks | 20,000 | — | — | 110,000 | — | plan? |
| Dec 12, 2018 AForm 4 → | Dec 14, 4:30 pm EST | Graham K CooperSee Remarks | 100,000 | — | — | 100,000 | — | plan? |
| Nov 23, 2018 AForm 4 → | Nov 26, 4:05 pm EST | Richard James ColonnoSee Remarks | 25,000 | — | — | 90,000 | — | plan? |
| Sep 5, 2018 SForm 4 → | Sep 7, 4:44 pm EDT | Uri A LopatinChief Med. Off., VP Res. Dev. | 15,540 | $40.09 | $622,989 | 613,611 | −2.47% | plan? |
| Jul 20, 2018 AForm 4 → | Jul 20, 4:02 pm EDT | Richard James ColonnoSee Remarks | 25,000 | — | — | 65,000 | — | plan? |
| Jul 19, 2018 PForm 4 → | Jul 20, 4:01 pm EDT | Derek A SmallCEO and President, Director | 2,400 | $41.48 | $99,551 | 669,291 | +0.36% | plan? |
| Jul 2, 2018 SForm 4 → | Jul 3, 4:00 pm EDT | William R RingoDirector | 1,000 | $38.50 | $38,503 | 19,465 | −4.89% | plan? |
| Jul 2, 2018 MForm 4 → | Jul 3, 4:00 pm EDT | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Jun 1, 2018 SForm 4 → | Jun 1, 5:54 pm EDT | William R RingoDirector | 1,000 | $42.47 | $42,470 | 19,465 | −4.89% | plan? |
| Jun 1, 2018 MForm 4 → | Jun 1, 5:54 pm EDT | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| May 1, 2018 SForm 4 → | May 2, 4:05 pm EDT | William R RingoDirector | 1,000 | $43.06 | $43,060 | 19,465 | −4.89% | plan? |
| May 1, 2018 MForm 4 → | May 2, 4:05 pm EDT | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Apr 2, 2018 SForm 4 → | Apr 2, 6:07 pm EDT | William R RingoDirector | 1,000 | $49.32 | $49,320 | 19,465 | −4.89% | plan? |
| Apr 2, 2018 MForm 4 → | Apr 2, 6:07 pm EDT | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Mar 29, 2018 AForm 4 → | Mar 30, 6:30 pm EDT | Thomas E RollinsChief Development Officer | 3,750 | — | — | 3,750 | — | plan? |
| Mar 29, 2018 AForm 4 → | Mar 30, 6:29 pm EDT | Uri A LopatinChief Med. Off., VP Res. Dev. | 7,500 | — | — | 629,151 | — | plan? |
| Mar 29, 2018 AForm 4 → | Mar 30, 6:27 pm EDT | Richard James ColonnoSee Remarks | 15,000 | — | — | 40,000 | — | plan? |
| Mar 29, 2018 AForm 4 → | Mar 30, 6:26 pm EDT | Derek A SmallCEO and President, Director | 32,500 | — | — | 666,891 | — | plan? |
| Mar 1, 2018 SForm 4 → | Mar 2, 4:01 pm EST | William R RingoDirector | 1,000 | $56.37 | $56,370 | 19,465 | −4.89% | plan? |
| Mar 1, 2018 MForm 4 → | Mar 2, 4:01 pm EST | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Feb 1, 2018 SForm 4 → | Feb 2, 4:05 pm EST | William R RingoDirector | 1,000 | $46.86 | $46,860 | 19,465 | −4.89% | plan? |
| Feb 1, 2018 MForm 4 → | Feb 2, 4:05 pm EST | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Jan 2, 2018 SForm 4 → | Jan 3, 4:30 pm EST | William R RingoDirector | 1,000 | $45.04 | $45,040 | 19,465 | −4.89% | plan? |
| Jan 2, 2018 MForm 4 → | Jan 3, 4:30 pm EST | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Jan 1, 2018 AForm 4 → | Jan 3, 4:30 pm EST | Richard James ColonnoSee Remarks | 25,000 | — | — | 25,000 | — | plan? |
| Dec 1, 2017 SForm 4 → | Dec 4, 4:05 pm EST | William R RingoDirector | 1,000 | $49.37 | $49,370 | 19,465 | −4.89% | plan? |
| Dec 1, 2017 MForm 4 → | Dec 4, 4:05 pm EST | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Nov 1, 2017 SForm 4 → | Nov 3, 5:15 pm EDT | William R RingoDirector | 1,000 | $29.55 | $29,550 | 19,465 | −4.89% | plan? |
| Nov 1, 2017 MForm 4 → | Nov 3, 5:15 pm EDT | William R RingoDirector | 1,000 | $7.20 | $7,200 | 20,465 | — | plan? |
| Oct 16, 2017 SForm 4 → | Oct 17, 6:30 pm EDT | William R RingoDirector | 1,000 | $33.70 | $33,700 | 19,465 | −4.89% | plan? |
| Jun 23, 2017 GMForm 4 → | Oct 17, 6:30 pm EDT | William R RingoDirector | 2,000 | $7.20 | $7,200 | 20,465 | — | plan? late |
| May 12, 2017 SForm 4 → | May 16, 4:31 pm EDT | William R RingoDirector | 3,461 | $22.00 | $76,142 | 0 | −100% | plan? |
| May 10, 2017 FGMForm 4 → | May 12, 4:30 pm EDT | William R RingoDirector | 13,461 | $11.01 | $71,997 | 3,461 | — | plan? |
| Feb 10, 2016 PForm 4 → | Feb 12, 4:05 pm EST | Derek A SmallCEO and President, Director | 10,000 | $5.53 | $55,281 | 634,391 | +1.60% | plan? |
| Jul 11, 2014 AForm 4/A → | Apr 15, 2015, 8:14 am EDT | Russell H EllisonDirector | 10,000 | — | — | 21,600 | — | plan? |
| Jul 11, 2014 AForm 4/A → | Apr 15, 2015, 8:11 am EDT | David Jonathan BarrettChief Financial Officer | 10,000 | — | — | 19,396 | — | plan? |