ASMB ASSEMBLY BIOSCIENCES, INC.
Nasdaq · SEC CIK 1426800 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $14.7K 3 sales by 2 insiders
- Filings on record
- 115 since 2021-07-20, latest 2026-06-18 16:05
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Bjorkquist Jeanette M | PFO, PAO | — | $9,429 |
| White Nicole S | Chief Manufacturing Off | — | $5,258 |
| Gaggar Anuj | Chief Medical Off | — | — |
| Delaney William E IV | CSO | — | — |
| Okazaki Jason A | CEO, Pres, Dir | — | — |
Transactions 93
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-18 16:05 | 2026-06-17 | ASMB | Bjorkquist Jeanette M | PFO, PAO | S - Sale | $23.25 | -29 | 14.6K | -0.2% | -$674.25 | |
| 2026-06-05 17:11 | 2026-03-29 | ASMB | Gaggar Anuj | Chief Medical Off | A - Grant | $0.00 | +14.0K | 42.7K | +49% | $0 | |
| 2026-06-05 17:10 | 2026-03-29 | ASMB | White Nicole S | Chief Manufacturing Off | A - Grant | $0.00 | +14.0K | 48.1K | +41% | $0 | |
| 2026-06-05 16:25 | 2026-03-29 | ASMB | Bjorkquist Jeanette M | PFO, PAO | A - Grant | $0.00 | +3,500 | 14.6K | +32% | $0 | |
| 2026-06-05 16:10 | 2026-03-29 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +14.0K | 60.3K | +30% | $0 | |
| 2026-06-05 16:05 | 2026-03-29 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +50.8K | 163.4K | +45% | $0 | |
| 2026-03-31 | 2026-03-29 | ASMB | Gaggar Anuj | Chief Medical Off | A - Grant | $0.00 | +26.0K | 28.0K | +1,300% | $0 | |
| 2026-03-31 | 2026-03-29 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +94.2K | 111.9K | +534% | $0 | |
| 2026-03-31 | 2026-03-29 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +26.0K | 45.6K | +132% | $0 | |
| M | 2026-03-31 | 2026-03-30 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $26.69 | -197 | 37.5K | -0.5% | -$5,258 |
| 2026-03-31 | 2026-03-29 | ASMB | White Nicole S | Chief Manufacturing Off | A - Grant | $0.00 | +26.0K | 37.7K | +223% | $0 | |
| M | 2026-03-31 | 2026-03-30 | ASMB | Bjorkquist Jeanette M | PFO, PAO | S - Sale | $26.69 | -328 | 11.1K | -3% | -$8,755 |
| 2026-03-31 | 2026-03-29 | ASMB | Bjorkquist Jeanette M | PFO, PAO | A - Grant | $0.00 | +6,500 | 11.4K | +132% | $0 | |
| D | 2025-10-03 | 2025-08-08 | ASMB | GILEAD SCIENCES, INC. | 10% | P - Purchase | — | +2.30M | 4.51M | +104% | — |
| D | 2025-06-17 | 2025-06-16 | ASMB | Bjorkquist Jeanette M | PFO, PAO | A - Grant | $0.00 | +300 | 5,097 | +6% | $0 |
| 2025-04-15 | 2025-03-31 | ASMB | McHutchison John G | Dir | S - Sale | $9.85 | -757 | 18.3K | -4% | -$7,456 | |
| D | 2025-04-01 | 2025-03-31 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $9.85 | -355 | 14.8K | -2% | -$3,497 |
| D | 2025-04-01 | 2025-03-31 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $9.85 | -197 | 11.7K | -2% | -$1,940 |
| D | 2025-04-01 | 2025-03-31 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $9.85 | -180 | 4,617 | -4% | -$1,773 |
| D | 2025-04-01 | 2025-03-29 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | A - Grant | $0.00 | +1,655 | 4,797 | +53% | $0 |
| I | 2024-12-31 | 2024-12-30 | ASMB | Houghton Michael | Dir | P - Purchase | $15.61 | +3,202 | 3,202 | New | +$50.0K |
| 2024-12-23 | 2024-12-19 | ASMB | GILEAD SCIENCES, INC. | 10% | P - Purchase | $21.37 | +940.5K | 2.21M | +74% | +$20.10M | |
| M | 2024-11-26 | 2024-11-22+ | ASMB | Schornstein Alexander | 10% | P - Purchase | $14.88 | +25.0K | 728.1K | +4% | +$372.0K |
| 2024-11-19 | 2024-11-18 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $16.29 | -40 | 11.9K | -0.3% | -$651.60 | |
| 2024-10-09 | 2024-10-08 | ASMB | Schornstein Alexander | 10% | P - Purchase | $14.58 | +10.0K | 703.1K | +1% | +$145.8K | |
| 2024-10-04 | 2024-10-03 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $14.81 | -197 | 14.9K | -1% | -$2,918 | |
| 2024-10-04 | 2024-10-03 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $14.81 | -157 | 11.9K | -1% | -$2,325 | |
| 2024-08-05 | 2024-08-02 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $14.23 | -785 | 12.1K | -6% | -$11.2K | |
| 2024-08-05 | 2024-08-02 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $14.23 | -981 | 15.1K | -6% | -$14.0K | |
| M | 2024-07-08 | 2024-07-03+ | ASMB | Schornstein Alexander | 10% | P - Purchase | $12.40 | +9,000 | 688.7K | +1% | +$111.6K |
| D | 2024-06-20 | 2024-06-17 | ASMB | GILEAD SCIENCES, INC. | 10% | P - Purchase | — | +179.5K | 1.27M | +16% | — |
| 2024-05-24 | 2024-05-23 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $14.93 | -172 | 12.9K | -1% | -$2,568 | |
| 2024-05-24 | 2024-05-23 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $14.93 | -549 | 16.1K | -3% | -$8,197 | |
| 2024-05-24 | 2024-05-23 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $14.93 | -24 | 3,142 | -0.8% | -$358.32 | |
| 2024-05-24 | 2024-05-23 | ASMB | McHutchison John G | Dir | S - Sale | $14.93 | -2,117 | 19.1K | -10% | -$31.6K | |
| 2024-05-01 | 2024-04-29 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +3,333 | 16.1K | +26% | $0 | |
| 2024-05-01 | 2024-04-30 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $12.71 | -1,569 | 16.4K | -9% | -$19.9K | |
| 2024-05-01 | 2024-04-29 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +4,166 | 18.0K | +30% | $0 | |
| 2024-05-01 | 2024-04-29 | ASMB | White Nicole S | Chief Manufacturing Off | A - Grant | $0.00 | +3,333 | 14.3K | +30% | $0 | |
| 2024-05-01 | 2024-04-30 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $12.71 | -1,255 | 13.0K | -9% | -$16.0K | |
| D | 2024-04-02 | 2024-04-01 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $13.07 | -354 | 13.8K | -2% | -$4,627 |
| D | 2024-04-02 | 2024-03-29 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | A - Grant | $0.00 | +850 | 3,280 | +35% | $0 |
| D | 2024-04-02 | 2024-04-01 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $13.07 | -114 | 3,166 | -3% | -$1,490 |
| 2024-04-02 | 2024-04-01 | ASMB | McHutchison John G | Dir | S - Sale | $13.07 | -1,206 | 21.2K | -5% | -$15.8K | |
| D | 2024-04-02 | 2024-04-01 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $13.07 | -197 | 10.9K | -2% | -$2,575 |
| 2024-03-29 | 2024-03-27 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $12.87 | -392 | 14.2K | -3% | -$5,045 | |
| M | 2024-01-19 | 2024-01-17+ | ASMB | Schornstein Alexander | 10% | P - Purchase | $0.7907 | +645.1K | 7.86M | +9% | +$510.1K |
| M | 2023-11-22 | 2023-11-20+ | ASMB | Schornstein Alexander | 10% | P - Purchase | $0.7075 | +400.0K | 7.46M | +6% | +$283.0K |
| 2023-11-21 | 2023-11-17 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $0.69 | -477 | 93.8K | -0.5% | -$329.13 | |
| 2023-10-04 | 2023-10-02 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +10.0K | 152.7K | +7% | $0 | |
| 2023-10-04 | 2023-10-03 | ASMB | Delaney William E IV | CSO | S - Sale | $0.8 | -1,891 | 150.9K | -1% | -$1,513 | |
| 2023-10-04 | 2023-10-02 | ASMB | White Nicole S | Chief Manufacturing Off | A - Grant | $0.00 | +10.0K | 96.1K | +12% | $0 | |
| 2023-10-04 | 2023-10-03 | ASMB | White Nicole S | Chief Manufacturing Off | S - Sale | $0.8 | -1,891 | 94.3K | -2% | -$1,513 | |
| 2023-10-04 | 2023-10-03 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $0.8 | -2,363 | 174.9K | -1% | -$1,890 | |
| 2023-10-04 | 2023-10-02 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +12.5K | 177.3K | +8% | $0 | |
| 2023-08-03 | 2023-08-02 | ASMB | Delaney William E IV | CSO | S - Sale | $1.09 | -9,461 | 142.7K | -6% | -$10.3K | |
| 2023-08-03 | 2023-08-02 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $1.09 | -11.8K | 164.8K | -7% | -$12.9K | |
| 2023-07-25 | 2023-07-24 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $1.07 | -844 | 26.7K | -3% | -$903.08 | |
| 2023-06-23 | 2023-06-22 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +40.0K | 152.2K | +36% | $0 | |
| 2023-06-23 | 2023-06-22 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +50.0K | 176.6K | +39% | $0 | |
| 2023-05-31 | 2023-05-30 | ASMB | Delaney William E IV | CSO | S - Sale | $0.96 | -4,232 | 112.2K | -4% | -$4,063 | |
| 2023-05-24 | 2023-05-22 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | A - Grant | $0.00 | +1,500 | 27.8K | +6% | $0 | |
| 2023-05-24 | 2023-05-23 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $1.04 | -274 | 27.5K | -1.0% | -$284.96 | |
| 2023-05-24 | 2023-05-22 | ASMB | McHutchison John G | Dir | A - Grant | $0.00 | +117.5K | 295.1K | +66% | $0 | |
| 2023-05-24 | 2023-05-23 | ASMB | McHutchison John G | Dir | S - Sale | $1.04 | -26.0K | 169.2K | -13% | -$27.0K | |
| 2023-05-24 | 2023-05-23 | ASMB | Delaney William E IV | CSO | S - Sale | $1.04 | -6,561 | 116.4K | -5% | -$6,823 | |
| 2023-05-24 | 2023-05-22 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +35.0K | 123.0K | +40% | $0 | |
| 2023-05-24 | 2023-05-23 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $1.04 | -6,561 | 126.6K | -5% | -$6,823 | |
| 2023-05-24 | 2023-05-22 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +35.0K | 133.2K | +36% | $0 | |
| 2023-03-31 | 2023-03-30 | ASMB | McHutchison John G | Dir | S - Sale | $0.82 | -14.9K | 177.6K | -8% | -$12.2K | |
| D | 2023-03-31 | 2023-03-30 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $0.82 | -4,247 | 98.2K | -4% | -$3,483 |
| D | 2023-03-31 | 2023-03-30 | ASMB | Delaney William E IV | CSO | S - Sale | $0.82 | -3,421 | 85.5K | -4% | -$2,805 |
| D | 2023-03-31 | 2023-03-30 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | S - Sale | $0.82 | -774 | 23.8K | -3% | -$634.68 |
| D | 2023-03-31 | 2023-03-29 | ASMB | Bjorkquist Jeanette M | Principal Accounting Off | A - Grant | $0.00 | +6,250 | 24.6K | +34% | $0 |
| 2023-03-28 | 2023-03-27 | ASMB | Okazaki Jason A | CEO, Pres, Dir | S - Sale | $1.02 | -4,693 | 102.4K | -4% | -$4,787 | |
| 2023-02-17 | 2023-02-16 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +10.0K | 88.9K | +13% | $0 | |
| 2023-02-17 | 2023-02-16 | ASMB | Okazaki Jason A | CEO, Pres, Dir | A - Grant | $0.00 | +12.5K | 107.1K | +13% | $0 | |
| 2022-08-10 | 2022-08-08 | ASMB | McHutchison John G | CEO, Dir | S - Sale | $2.13 | -12.3K | 192.5K | -6% | -$26.2K | |
| 2022-07-26 | 2022-07-25 | ASMB | Samar Michael P. | CFO | S - Sale | $2.22 | -2,020 | 77.2K | -3% | -$4,484 | |
| 2022-06-02 | 2022-05-31 | ASMB | Delaney William E IV | CSO | S - Sale | $1.92 | -4,164 | 76.4K | -5% | -$7,995 | |
| D | 2022-03-31 | 2022-03-29 | ASMB | Okazaki Jason A | COO | A - Grant | $0.00 | +31.2K | 95.9K | +48% | $0 |
| D | 2022-03-31 | 2022-03-30 | ASMB | Okazaki Jason A | COO | S - Sale | $2.17 | -1,269 | 94.6K | -1% | -$2,754 |
| D | 2022-03-31 | 2022-03-29 | ASMB | Stamm Luisa M | Chief Medical Off | A - Grant | $0.00 | +22.5K | 41.4K | +119% | $0 |
| D | 2022-03-31 | 2022-03-30 | ASMB | Stamm Luisa M | Chief Medical Off | S - Sale | $2.17 | -1,038 | 40.3K | -3% | -$2,252 |
| D | 2022-03-31 | 2022-03-30 | ASMB | Delaney William E IV | CSO | S - Sale | $2.17 | -1,038 | 78.1K | -1% | -$2,252 |
| D | 2022-03-31 | 2022-03-29 | ASMB | Delaney William E IV | CSO | A - Grant | $0.00 | +25.0K | 79.1K | +46% | $0 |
| D | 2022-03-31 | 2022-03-30 | ASMB | McHutchison John G | CEO, Pres, Dir | S - Sale | $2.17 | -4,614 | 204.8K | -2% | -$10.0K |
| D | 2022-03-31 | 2022-03-29 | ASMB | McHutchison John G | CEO, Pres, Dir | A - Grant | $0.00 | +83.8K | 209.4K | +67% | $0 |
| D | 2022-03-31 | 2022-03-29 | ASMB | Samar Michael P. | CFO | A - Grant | $0.00 | +26.2K | 79.0K | +50% | $0 |
| D | 2022-03-31 | 2022-03-30 | ASMB | Samar Michael P. | CFO | S - Sale | $2.17 | -2,285 | 76.7K | -3% | -$4,958 |
| 2022-03-29 | 2022-03-28 | ASMB | Okazaki Jason A | COO | S - Sale | $2.24 | -4,617 | 64.6K | -7% | -$10.3K | |
| 2021-08-10 | 2021-08-09 | ASMB | McHutchison John G | CEO, Pres, Dir | S - Sale | $3.60 | -12.2K | 125.7K | -9% | -$43.8K | |
| 2021-07-22 | 2021-07-22 | ASMB | Samar Michael P. | SVP, Fin, Bus. Ops, PFO, PAO | A - Grant | $0.00 | +10.9K | 51.8K | +27% | $0 |
Purchase Sale Sale after option exercise All abbreviations