Mahadevia Ankit sold Spero Therapeutics ($SPRO) shares once on the open market in the last year, totaling about $13,000, with the latest sale on August 28, 2025. His sales volume ranks 11,210th among 11,678 insiders, well below the average of $8.6 million per seller and 6.4 transactions. He made no open market purchases in 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. 28, 2025 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 6572 | $1.97 | 703,294.0000 | 55,900,641 | 0.93% | 0.01% |
| June 12, 2025 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | A | Common Stock | 20000 | $0.00 | 709,866.0000 | 55,900,641 | 2.90% | 0.04% |
| Feb. 5, 2025 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 13959 | $0.78 | 745,126.0000 | 0 | 1.84% | 0.00% |
| Feb. 5, 2025 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 55260 | $0.78 | 689,866.0000 | 0 | 7.42% | 0.00% |
| Aug. 27, 2024 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 5912 | $1.35 | 759,085.0000 | 0 | 0.77% | 0.00% |
| May 29, 2024 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | A | Common Stock | 20000 | $0.00 | 764,997.0000 | 0 | 2.68% | 0.00% |
| Feb. 2, 2024 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 63795 | $1.37 | 744,997.0000 | 0 | 7.89% | 0.00% |
| Oct. 5, 2023 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | A | Common Stock | 20000 | $0.00 | 808,792.0000 | 0 | 2.54% | 0.00% |
| Aug. 28, 2023 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | Not found | S | Common Stock | 9040 | $1.26 | 788,792.0000 | 0 | 1.13% | 0.00% |
| Feb. 3, 2023 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | CEO and President | S | Common Stock | 12286 | $1.81 | 797,832.0000 | 0 | 1.52% | 0.00% |
| Feb. 1, 2023 | Spero Therapeutics, Inc. | $SPRO | Mahadevia Ankit | CEO and President | A | Common Stock | 531914 | $0.00 | 810,118.0000 | 0 | 191.20% | 0.00% |