Assembly Biosciences Inc.
Organization details
- Legal name
- Assembly Biosciences Inc.
- Former names
- Ventrus Biosciences Inc
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Health Care
- SIC code
- 2834 — Pharmaceutical Preparations
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- South SAN Francisco
- Headquarters state / province
- California
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- ASMB
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001426800
Board of directors
-
Anthony E. Altig · DirectorSince 2023
-
Gina Consylman · DirectorSince 2023
-
Jason A. Okazaki · Director · CEO and PresidentSince 2023
-
John G. McHutchison · DirectorSince 2023
-
Lisa Johnson-Pratt · DirectorSince 2023
-
Michael Houghton · DirectorSince 2023
-
Robert Donald Cook II · DirectorSince 2024
-
Susan Mahony · DirectorSince 2023
-
Tomas Cihlar · DirectorSince 2023
-
William R. Ringo · DirectorSince 2023
Chief executives
Director election results
Annual meeting of June 4, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
99.9%
-
99.9%
-
99.9%
-
100.0%
-
100.0%
-
100.0%
-
100.0%
-
100.0%
Board connections
2 of this board's directors also sit on 3 other boards. 3 are in the same sector.
-
Axsome Therapeutics Inc. Same sectorvia Susan Mahony
-
Faeth Therapeutics Inc. Same sectorvia William R. Ringo
-
Zymeworks Inc. Same sectorvia Susan Mahony
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $252,334
- 13 sales by 4 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Nov 2, 2026 | Jason A. Okazaki Director, Officer (CEO and President) | Open-market sale | −6,133 | $19.61 | $120,254 |
| Nov 2, 2026 | Gaggar Anuj Officer (Chief Medical Officer) | Open-market sale | −2,564 | $19.61 | $50,274 |
| Nov 2, 2026 | White Nicole S Officer (Chief Manufacturing Officer) | Open-market sale | −2,564 | $19.61 | $50,274 |
| Nov 2, 2026 | Bjorkquist Jeanette M Officer (PFO and PAO) | Open-market sale | −718 | $19.61 | $14,078 |
| Nov 2, 2026 | Jason A. Okazaki Director, Officer (CEO and President) | Open-market sale | −69 | $20.35 | $1,404 |
| Nov 2, 2026 | Gaggar Anuj Officer (Chief Medical Officer) | Open-market sale | −29 | $20.35 | $590 |
| Nov 2, 2026 | White Nicole S Officer (Chief Manufacturing Officer) | Open-market sale | −29 | $20.35 | $590 |
| Nov 2, 2026 | Bjorkquist Jeanette M Officer (PFO and PAO) | Open-market sale | −9 | $20.35 | $183 |
| Oct 30, 2026 | Jason A. Okazaki Director, Officer (CEO and President) | Grant or award | +38,380 | — | — |
| Oct 30, 2026 | Gaggar Anuj Officer (Chief Medical Officer) | Grant or award | +13,705 | — | — |
| Oct 30, 2026 | Delaney William E IV Officer (Chief Scientific Officer) | Grant or award | +13,705 | — | — |
| Oct 30, 2026 | White Nicole S Officer (Chief Manufacturing Officer) | Grant or award | +13,705 | — | — |
| Oct 30, 2026 | Bjorkquist Jeanette M Officer (PFO and PAO) | Grant or award | +3,840 | — | — |
| Jun 17, 2026 | Bjorkquist Jeanette M Officer (PFO and PAO) | Open-market sale | −29 | $23.25 | $674 |
| May 26, 2026 | GILEAD SCIENCES, INC. 10% owner | Grant or award | +471,698 | $26.50 | $12,499,997 |
Peers
Compare boardsOrganizations in the same sector, closest in location and size first.
Questions about Assembly Biosciences Inc.
Who is the CEO of Assembly Biosciences Inc.?
Jason A. Okazaki is Assembly Biosciences Inc.'s CEO and President.
How many directors are on Assembly Biosciences Inc.'s board?
Assembly Biosciences Inc.'s board has 10 directors: Anthony E. Altig, Gina Consylman, Jason A. Okazaki, John G. McHutchison, Lisa Johnson-Pratt, Michael Houghton, Robert Donald Cook II, Susan Mahony, Tomas Cihlar and William R. Ringo.
Are Assembly Biosciences Inc. insiders buying or selling shares?
Over the last 12 months, Assembly Biosciences Inc. insiders made no open-market purchases and sold $252,334 of shares in 13 sales on the open market, as reported to the SEC on Forms 4 and 5.
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