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$12.41
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Assembly Biosciences
ASMBNASDAQ
Assembly Biosciences (NASDAQ:ASMB) Stock, Insider Trading Activity
Assembly Biosciences: Insider buying and selling updated today.
Institutional Shares Held
602.415K
Institutional Percentage Held
6.93%
| Jun 20, 2024 | GILEAD SCIENCES INC | 10% OWNER | 179.5K | $0.00 | $0.00 | BUY | 16.48% | 1.268972M | Jun 17 | View |
| May 24, 2024 | Jeanette Bjorkquist | PRINCIPAL ACCOUNTING OFFICER | -24 | $14.93 | -$358.41 | SELL | -0.76% | 3.142K | May 23 | View |
| May 24, 2024 | John McHutchison | — | -2.117K | $14.93 | -$31.61K | SELL | -9.98% | 19.104K | May 23 | View |
| May 24, 2024 | Nicole White | CHIEF MANUFACTURING OFFICER | -172 | $14.93 | -$2.57K | SELL | -1.32% | 12.853K | May 23 | View |
| May 24, 2024 | Jason Okazaki | CEO AND PRESIDENT | -549 | $14.93 | -$8.20K | SELL | -3.30% | 16.082K | May 23 | View |
| May 01, 2024 | Nicole White | CHIEF MANUFACTURING OFFICER | 2.078K | $12.71 | -$15.95K | GRANT | 18.98% | 13.025K | Apr 29 - Apr 30 | View |
| May 01, 2024 | Jason Okazaki | CEO AND PRESIDENT | 2.597K | $12.71 | -$19.94K | GRANT | 18.78% | 16.423K | Apr 29 - Apr 30 | View |
| Apr 02, 2024 | John McHutchison | — | -1.206K | $13.07 | -$15.76K | SELL | -5.38% | 21.221K | Apr 01 | View |
| Apr 02, 2024 | Jeanette Bjorkquist | PRINCIPAL ACCOUNTING OFFICER | 736 | $13.07 | -$1.49K | GRANT | 30.29% | 3.166K | Mar 29 - Apr 01 | View |
| Apr 02, 2024 | Nicole White | CHIEF MANUFACTURING OFFICER | -197 | $13.07 | -$2.58K | SELL | -1.77% | 10.947K | Apr 01 | View |
| Apr 02, 2024 | Jason Okazaki | CEO AND PRESIDENT | -354 | $13.07 | -$4.63K | SELL | -2.50% | 13.826K | Apr 01 | View |
| Mar 29, 2024 | Jason Okazaki | CEO AND PRESIDENT | -392 | $12.87 | -$5.05K | SELL | -2.69% | 14.18K | Mar 27 | View |
| Jan 19, 2024 | Alexander Schornstein | 10% OWNER | 645.08K | $0.79 | $511.26K | BUY | 8.53% | 8.209372M | Jan 17 - Jan 18 | View |
| Nov 22, 2023 | Alexander Schornstein | 10% OWNER | 400K | $0.71 | $282.10K | BUY | 5.58% | 7.564292M | Nov 20 - Nov 21 | View |
| Nov 21, 2023 | Nicole White | CHIEF MANUFACTURING OFFICER | -477 | $0.69 | -$328.65 | SELL | -0.51% | 93.774K | Nov 17 | View |
| Oct 04, 2023 | Nicole White | CHIEF MANUFACTURING OFFICER | 8.109K | $0.80 | -$1.50K | GRANT | 9.41% | 94.251K | Oct 02 - Oct 03 | View |
| Oct 04, 2023 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | 8.109K | $0.80 | -$1.50K | GRANT | 5.68% | 150.853K | Oct 02 - Oct 03 | View |
| Oct 04, 2023 | Jason Okazaki | CEO AND PRESIDENT | 10.137K | $0.80 | -$1.88K | GRANT | 6.15% | 174.923K | Oct 02 - Oct 03 | View |
| Aug 03, 2023 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | -9.461K | $1.09 | -$10.29K | SELL | -6.22% | 142.744K | Aug 02 | View |
| Aug 03, 2023 | Jason Okazaki | CEO AND PRESIDENT | -11.827K | $1.09 | -$12.87K | SELL | -6.70% | 164.786K | Aug 02 | View |
| Jul 25, 2023 | Jeanette Bjorkquist | PRINCIPAL ACCOUNTING OFFICER | -844 | $1.07 | -$900.38 | SELL | -3.07% | 26.688K | Jul 24 | View |
| May 31, 2023 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | -4.232K | $0.96 | -$4.05K | SELL | -3.63% | 112.205K | May 30 | View |
| May 24, 2023 | John McHutchison | DIRECTOR | 91.528K | $1.04 | -$27.02K | GRANT | 117.90% | 169.16K | May 22 - May 23 | View |
| May 24, 2023 | Jeanette Bjorkquist | PRINCIPAL ACCOUNTING OFFICER | 1.226K | $1.04 | -$285.04 | GRANT | 4.66% | 27.532K | May 22 - May 23 | View |
| May 24, 2023 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | 28.439K | $1.04 | -$6.83K | GRANT | 32.32% | 116.437K | May 22 - May 23 | View |
| May 24, 2023 | Jason Okazaki | CEO AND PRESIDENT | 28.439K | $1.04 | -$6.83K | GRANT | 28.97% | 126.613K | May 22 - May 23 | View |
| Mar 31, 2023 | John McHutchison | DIRECTOR | -14.883K | $0.82 | -$12.25K | SELL | -7.73% | 177.632K | Mar 30 | View |
| Mar 31, 2023 | Jeanette Bjorkquist | PRINCIPAL ACCOUNTING OFFICER | 5.476K | $0.82 | -$637.16 | GRANT | 29.87% | 23.806K | Mar 29 - Mar 30 | View |
| Mar 31, 2023 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | -3.421K | $0.82 | -$2.82K | SELL | -3.85% | 85.498K | Mar 30 | View |
| Mar 31, 2023 | Jason Okazaki | CEO AND PRESIDENT | -4.247K | $0.82 | -$3.50K | SELL | -4.15% | 98.174K | Mar 30 | View |
| Mar 28, 2023 | Jason Okazaki | CEO AND PRESIDENT | -4.693K | $1.02 | -$4.78K | SELL | -4.38% | 102.421K | Mar 27 | View |
| Aug 10, 2022 | John McHutchison | CHIEF EXECUTIVE OFFICER | -12.314K | $2.13 | -$26.20K | SELL | -6.01% | 192.515K | Aug 08 | View |
| Jul 26, 2022 | Michael Samar | CHIEF FINANCIAL OFFICER | -2.02K | $2.22 | -$4.48K | SELL | -2.55% | 77.228K | Jul 25 | View |
| Jun 02, 2022 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | -4.164K | $1.92 | -$8.00K | SELL | -5.17% | 76.419K | May 31 | View |
| Mar 31, 2022 | Michael Samar | CHIEF FINANCIAL OFFICER | 23.965K | $2.17 | -$4.95K | GRANT | 45.40% | 76.748K | Mar 29 - Mar 30 | View |
| Mar 31, 2022 | Luisa Stamm | CHIEF MEDICAL OFFICER | 21.462K | $2.17 | -$2.25K | GRANT | 113.84% | 40.315K | Mar 29 - Mar 30 | View |
| Mar 31, 2022 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | 23.962K | $2.17 | -$2.25K | GRANT | 44.27% | 78.083K | Mar 29 - Mar 30 | View |
| Mar 31, 2022 | Jason Okazaki | CHIEF OPERATING OFFICER | 29.981K | $2.17 | -$2.75K | GRANT | 46.39% | 94.614K | Mar 29 - Mar 30 | View |
| Mar 31, 2022 | John McHutchison | CEO AND PRESIDENT | 79.136K | $2.17 | -$10.00K | GRANT | 62.96% | 204.829K | Mar 29 - Mar 30 | View |
| Mar 29, 2022 | Jason Okazaki | CHIEF OPERATING OFFICER | -4.617K | $2.24 | -$10.36K | SELL | -6.67% | 64.633K | Mar 28 | View |
| Aug 10, 2021 | John McHutchison | CEO AND PRESIDENT | -12.156K | $3.60 | -$43.78K | SELL | -8.82% | 125.693K | Aug 09 | View |
| Jun 01, 2021 | William Delaney IV | CHIEF SCIENTIFIC OFFICER | -4.129K | $4.03 | -$16.64K | SELL | -7.21% | 53.121K | May 27 | View |
| Dec 15, 2020 | Sybil Jacqueline Papkoff | — | -1.297K | $6.15 | -$7.98K | SELL | -3.35% | 37.364K | Dec 14 | View |
| Nov 10, 2020 | Luisa Stamm | — | -4.397K | $5.10 | -$22.40K | SELL | -36.64% | 7.603K | Nov 09 | View |
| Aug 10, 2020 | John McHutchison | — | -12.151K | $21.80 | -$264.92K | SELL | -8.10% | 137.849K | Aug 07 | View |
| Mar 31, 2020 | Sybil Jacqueline Papkoff | — | 15.746K | $14.22 | -$17.83K | GRANT OR AWARD | 68.71% | 38.661K | Mar 27 - Mar 30 | View |
| Mar 31, 2020 | James Richard Colonno | — | 9.188K | $15.04 | -$117.52K | GRANT OR AWARD | 7.19% | 137.009K | Mar 27 - Mar 31 | View |
| Dec 16, 2019 | Sybil Jacqueline Papkoff | SVP-CSO MICROBIOME | -1.46K | $21.00 | -$30.66K | SELL | -5.99% | 22.915K | Dec 13 | View |
| Dec 16, 2019 | James Richard Colonno | EVP & CSO, VIROLOGY OPS | 0 | $16.02 | -$594.16K | SELL-OPTIONS | 0.00% | 127.821K | Dec 12 | View |
FAQ
Is insider trading legal?
Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.
What are some examples of market manipulation?
Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.
Browse insider trades on all stocks.