Ausiello Dennis A, a director at Alnylam Pharmaceuticals, Inc. ($ALNY), sold shares on the open market eleven times over the last 365 days, totaling $13.7 million. His most recent sale occurred on August 14, 2025. These sales rank 898th among 11,678 individual insiders in our database, where the average is $8.6 million across about 6.4 transactions. Ausiello Dennis A made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1938 | $432.94 | 31,936.0000 | 127,651,000 | 5.72% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 2098 | $434.50 | 29,838.0000 | 127,651,000 | 6.57% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 7675 | $435.40 | 22,163.0000 | 127,651,000 | 25.72% | 0.01% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 5358 | $436.00 | 16,805.0000 | 127,651,000 | 24.18% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 4032 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 3454 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 5153 | $128.31 | 18,564.0000 | 127,651,000 | 38.42% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 4581 | $148.77 | 23,145.0000 | 127,651,000 | 24.68% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 5228 | $151.22 | 28,373.0000 | 127,651,000 | 22.59% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 4032 | $171.95 | 32,405.0000 | 127,651,000 | 14.21% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 3454 | $189.87 | 35,859.0000 | 127,651,000 | 10.66% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1985 | $430.81 | 33,874.0000 | 127,651,000 | 5.54% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 9000 | $72.01 | 13,411.0000 | 127,651,000 | 204.04% | 0.01% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1922 | $437.56 | 14,883.0000 | 127,651,000 | 11.44% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 2086 | $438.34 | 12,797.0000 | 127,651,000 | 14.02% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 5302 | $439.27 | 7,495.0000 | 127,651,000 | 41.43% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1238 | $440.54 | 6,257.0000 | 127,651,000 | 16.52% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1205 | $441.88 | 5,052.0000 | 127,651,000 | 19.26% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 641 | $442.66 | 4,411.0000 | 127,651,000 | 12.69% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 9000 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.01% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 5153 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 4581 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.00% |
| Aug. 14, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 5228 | $0.00 | 0.0000 | 127,651,000 | 100.00% | 0.00% |
| July 1, 2025 | Seres Therapeutics, Inc. | $MCRB | Ausiello Dennis A | Not found | A | Stock Option (right to buy) | 6452 | $0.00 | 6,452.0000 | 174,358,753 | 9999.99% | 0.00% |
| May 28, 2025 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Director Stock Option (Right to Buy) | 50000 | $0.00 | 50,000.0000 | 33,509,827 | 9999.99% | 0.15% |
| May 8, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | A | Stock Option (right to buy) | 1558 | $0.00 | 1,558.0000 | 127,651,000 | 9999.99% | 0.00% |
| May 8, 2025 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | A | Common Stock | 775 | $0.00 | 4,411.0000 | 127,651,000 | 21.31% | 0.00% |
| April 10, 2025 | Seres Therapeutics, Inc. | $MCRB | Ausiello Dennis A | Not found | A | Stock Option (right to buy) | 100000 | $0.00 | 100,000.0000 | 174,358,753 | 9999.99% | 0.06% |
| Dec. 16, 2024 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Stock Option (Right to Buy) | 15423 | $0.00 | 79,317.0000 | 0 | 24.14% | 0.00% |
| Dec. 16, 2024 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | D | Stock Option (Right to Buy) | 15423 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 16, 2024 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Stock Option (Right to Buy) | 101276 | $0.00 | 101,276.0000 | 0 | 9999.99% | 0.00% |
| Dec. 16, 2024 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | D | Stock Option (Right to Buy) | 101276 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 632 | $264.95 | 3,898.0000 | 124,906,000 | 13.95% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 11250 | $131.21 | 14,886.0000 | 124,906,000 | 309.41% | 0.01% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Common Stock | 9000 | $105.26 | 23,886.0000 | 124,906,000 | 60.46% | 0.01% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 1627 | $259.56 | 22,259.0000 | 124,906,000 | 6.81% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 3742 | $260.40 | 18,517.0000 | 124,906,000 | 16.81% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 6212 | $261.63 | 12,305.0000 | 124,906,000 | 33.55% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 4367 | $262.79 | 7,938.0000 | 124,906,000 | 35.49% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 3408 | $263.72 | 4,530.0000 | 124,906,000 | 42.93% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | S | Common Stock | 262 | $266.45 | 3,636.0000 | 124,906,000 | 6.72% | 0.00% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 9000 | $0.00 | 0.0000 | 124,906,000 | 100.00% | 0.01% |
| Aug. 6, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | M | Stock Option (right to buy) | 11250 | $0.00 | 0.0000 | 124,906,000 | 100.00% | 0.01% |
| July 1, 2024 | Seres Therapeutics, Inc. | $MCRB | Ausiello Dennis A | Not found | A | Stock Option (right to buy) | 64564 | $0.00 | 64,564.0000 | 0 | 9999.99% | 0.00% |
| May 29, 2024 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Stock Option (Right to Buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| May 16, 2024 | ALNYLAM PHARMACEUTICALS, INC. | $ALNY | Ausiello Dennis A | Director | A | Stock Option (right to buy) | 5228 | $0.00 | 5,228.0000 | 124,906,000 | 9999.99% | 0.00% |
| April 4, 2024 | Seres Therapeutics, Inc. | $MCRB | Ausiello Dennis A | Not found | A | Stock Option (right to buy) | 60000 | $0.00 | 60,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 16, 2023 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | D | Stock Option (Right to Buy) | 101276 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 16, 2023 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | D | Stock Option (Right to Buy) | 15423 | $0.00 | 63,894.0000 | 0 | 19.44% | 0.00% |
| Dec. 16, 2023 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Stock Option (Right to Buy) | 15423 | $0.00 | 15,423.0000 | 0 | 9999.99% | 0.00% |
| Dec. 16, 2023 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Not found | A | Stock Option (Right to Buy) | 101276 | $0.00 | 101,276.0000 | 0 | 9999.99% | 0.00% |
| June 22, 2023 | Seres Therapeutics, Inc. | $MCRB | Ausiello Dennis A | Director | A | Stock Option (right to buy) | 35000 | $0.00 | 35,000.0000 | 0 | 9999.99% | 0.00% |
| May 25, 2023 | Rani Therapeutics Holdings, Inc. | $RANI | Ausiello Dennis A | Director | A | Stock Option (Right to Buy) | 101276 | $0.00 | 101,276.0000 | 0 | 9999.99% | 0.00% |