Hirsch Susan B has filed 12 insider transactions across 2 companies since November 2023.
Most recent transaction: a purchase of 10000 shares of TECOGEN INC. ($TGEN) on March 27, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 27, 2026 | TECOGEN INC. | $TGEN | Hirsch Susan B | Director | P | Common Stock | 10000 | $2.54 | 260,416.0000 | 29,846,479 | 3.99% | 0.03% |
| July 24, 2025 | TECOGEN INC. | $TGEN | Hirsch Susan B | Director | A | Stock Option (Right to Buy) | 25000 | $8.35 | 150,000.0000 | 24,985,261 | 20.00% | 0.10% |
| June 17, 2025 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Stock Option | 15000 | $0.00 | 15,000.0000 | 25,308,841 | 9999.99% | 0.06% |
| Jan. 1, 2025 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Deferred Stock Units | 6416 | $0.00 | 16,206.5670 | 0 | 65.53% | 0.00% |
| Oct. 1, 2024 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Deferred Stock Units | 3173 | $0.00 | 9,790.4930 | 0 | 47.95% | 0.00% |
| July 1, 2024 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Deferred Stock Units | 1828 | $0.00 | 6,617.5130 | 0 | 38.17% | 0.00% |
| June 6, 2024 | TECOGEN INC. | $TGEN | Hirsch Susan B | Director | A | Stock Options (Right to Buy) | 25000 | $0.77 | 125,000.0000 | 0 | 25.00% | 0.00% |
| Feb. 5, 2024 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Stock Option | 5000 | $0.00 | 5,000.0000 | 0 | 9999.99% | 0.00% |
| April 1, 2024 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Deferred Stock Units | 32039 | $0.00 | 95,791.1520 | 0 | 50.26% | 0.00% |
| Nov. 14, 2023 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | L | Common Stock | 5000 | $0.67 | 113,725.0000 | 0 | 4.60% | 0.00% |
| Nov. 15, 2023 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | L | Common Stock | 5000 | $0.75 | 118,725.0000 | 0 | 4.40% | 0.00% |
| Jan. 2, 2024 | AGENUS INC | $AGEN | Hirsch Susan B | Not found | A | Deferred Stock Units | 25671 | $0.00 | 63,751.9910 | 0 | 67.41% | 0.00% |