Jason A. Okazaki, CEO and President of Assembly Biosciences ($ASMB), made one open market sale of shares in the last year, totaling about $3,500. His most recent sale occurred on March 31, 2025. This activity ranks him 11,446th among 11,678 insiders by sales volume, well below the average of $8.6 million across roughly six transactions per insider. He recorded no open market purchases.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 29, 2026 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 94250 | $0.00 | 111,916.0000 | 15,817,140 | 533.51% | 0.60% |
| March 29, 2025 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Stock Option (right to buy) | 71100 | $0.00 | 71,100.0000 | 7,503,385 | 9999.99% | 0.95% |
| March 31, 2025 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 355 | $9.85 | 14,757.0000 | 7,503,385 | 2.35% | 0.00% |
| Oct. 3, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 197 | $14.81 | 14,904.0000 | 0 | 1.30% | 0.00% |
| Aug. 2, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 981 | $14.23 | 15,101.0000 | 0 | 6.10% | 0.00% |
| May 23, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 549 | $14.93 | 16,082.0000 | 0 | 3.30% | 0.00% |
| April 30, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 1569 | $12.71 | 16,423.0000 | 0 | 8.72% | 0.00% |
| April 29, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 4166 | $0.00 | 17,992.0000 | 0 | 30.13% | 0.00% |
| March 29, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Stock Option (right to buy) | 65000 | $0.00 | 65,000.0000 | 0 | 9999.99% | 0.00% |
| April 1, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 354 | $13.07 | 13,826.0000 | 0 | 2.50% | 0.00% |
| March 27, 2024 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 392 | $12.87 | 14,180.0000 | 0 | 2.69% | 0.00% |
| Oct. 3, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 2363 | $0.80 | 174,923.0000 | 0 | 1.33% | 0.00% |
| Oct. 2, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 12500 | $0.00 | 177,286.0000 | 0 | 7.59% | 0.00% |
| Aug. 2, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 11827 | $1.09 | 164,786.0000 | 0 | 6.70% | 0.00% |
| June 22, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 50000 | $0.00 | 176,613.0000 | 0 | 39.49% | 0.00% |
| May 23, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 6561 | $1.04 | 126,613.0000 | 0 | 4.93% | 0.00% |
| May 22, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 35000 | $0.00 | 133,174.0000 | 0 | 35.65% | 0.00% |
| March 30, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 4247 | $0.82 | 98,174.0000 | 0 | 4.15% | 0.00% |
| March 29, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Stock Option (right to buy) | 470000 | $0.00 | 470,000.0000 | 0 | 9999.99% | 0.00% |
| March 27, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | S | Common Stock | 4693 | $1.02 | 102,421.0000 | 0 | 4.38% | 0.00% |
| Feb. 16, 2023 | ASSEMBLY BIOSCIENCES, INC. | $ASMB | Okazaki Jason A | CEO and President | A | Common Stock | 12500 | $0.00 | 107,114.0000 | 0 | 13.21% | 0.00% |