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Insider Buy Activity
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| Ticker | Type | Sentiment | Impact | Summary | Date |
|---|---|---|---|---|---|
| ASND | INSIDER-BUY | neutral | 3/10 | Director Jean Jacques Bienaime purchased $493K of ASND stock in two open-market transactions on August 14, 2026, at ~$24 | Aug 18, 2026 |
| PFE | INSIDER-BUY | bullish | 5/10 | Pfizer Chairman & CEO Albert Bourla made an open-market purchase of $1.0M worth of shares at $26.34 on August 12, 2026 — | Aug 17, 2026 |
| KURA | INSIDER-BUY | bullish | 7/10 | Kura Oncology CEO Troy Wilson purchased 100,000 shares worth $1.11M on the open market at $11.12/share, representing a m | Aug 17, 2026 |
| STLN | INSIDER-BUY | neutral | 3/10 | A 10% owner of Starling Oncology bought $78K in shares open-market at $6.54, while selling a trivial $624. The net $78K | Aug 17, 2026 |
| SLGL | INSIDER-BUY | neutral | 3/10 | Opaleye Management Inc., a 10% owner, purchased 951 shares of Sol-Gel Technologies at $71.50, totaling ~$68K. This is a | Aug 15, 2026 |
| ATTO | INSIDER-BUY | bullish | 6/10 | Goldman Sachs Group Inc., a 10%+ owner of Attovia Therapeutics, purchased 85,000 shares for $1.78M on the open market at | Aug 13, 2026 |
| NATR | INSIDER-BUY | bullish | 5/10 | A 10% owner, Prescott Group Capital Management, purchased approximately 4,500 shares of NATR for ~$75K on August 6, 2026 | Aug 10, 2026 |
| PRTA | INSIDER-BUY | bullish | 5/10 | William P. Scully, a 10% owner of Prothena, made a single-day open-market purchase of 37,500 shares for $323K on August | Aug 10, 2026 |
| PFE | INSIDER-BUY | bullish | 5/10 | Pfizer director Mortimer J. Buckley made a $960K open-market purchase of 37,600 shares at $25.52 on August 5, 2026. This | Aug 5, 2026 |
| NXTC | INSIDER-BUY | bullish | 6/10 | ADAR1 Capital Management, LLC, a 10% owner, purchased approximately $1.43 million of NXTC shares over July 23-30, 2026, | Aug 3, 2026 |
| IONS | INSIDER-BUY | neutral | 4/10 | Director Michael Hayden made two open-market purchases of IONS stock totaling $1.06M on July 30-31, 2026, at prices betw | Aug 1, 2026 |
| ARTV | INSIDER-BUY | bullish | 7/10 | RA Capital Management, L.P., a director and 10% owner, purchased $2.05M of ARTV shares in four open-market transactions | Jul 31, 2026 |
| GLSI | INSIDER-BUY | bullish | 4/10 | Greenwich LifeSciences CEO/CFO Snehal Patel purchased $88K of GLSI shares on the open market over four days (July 23-28, | Jul 31, 2026 |
| GLSI | INSIDER-BUY | bullish | 5/10 | Greenwich LifeSciences CEO/CFO Snehal Patel made three open-market purchases totaling $67K over a week, increasing his s | Jul 29, 2026 |
| TOI | INSIDER-BUY | neutral | 2/10 | Jorey Chernett, a 10% owner of Oncology Institute, purchased 18,000 shares at $5.27 for $95,000 on July 21, 2026. The pu | Jul 29, 2026 |
| NXTC | INSIDER-BUY | neutral | 4/10 | ADAR1 Capital Management, a 10% owner of NextCure, purchased $88K worth of NXTC shares across four open-market transacti | Jul 29, 2026 |
| ARTV | INSIDER-BUY | bullish | 6/10 | RA Capital Management, a 10% owner and director, made a series of open-market purchases totaling ~$3.07M over 7 days (Ju | Jul 29, 2026 |
| MPLT | INSIDER-BUY | neutral | 3/10 | Director Troy Cox made a single open-market purchase of 15,620 MPLT shares for ~$149K at $9.52, representing 0.03% of th | Jul 28, 2026 |
| ARTV | INSIDER-BUY | bullish | 7/10 | RA Capital Management, a 10% owner and director, purchased a total of ~281K shares of Artiva Biotherapeutics for ~$2.58M | Jul 23, 2026 |
| ARTV | INSIDER-BUY | bullish | 7/10 | RA Capital Management, a 10% owner and director, purchased $1.56M in ARTV stock over a week, including a $1.36M block on | Jul 20, 2026 |
| CBIO | INSIDER-BUY | bullish | 7/10 | Director and 10% owner Fairmount Funds Management LLC made a $12.38M open-market purchase of 853,450 CBIO shares at $14. | Jul 20, 2026 |
| SLGL | INSIDER-BUY | bullish | 4/10 | Opaleye Management Inc., a 10% owner of Sol-Gel Technologies, purchased 1,304 shares for a total of $96K in open-market | Jul 16, 2026 |
| ARTV | INSIDER-BUY | bullish | 5/10 | RA Capital Management, L.P., a director and 10% owner of Artiva Biotherapeutics, purchased 15,100 shares at $8.97 for a | Jul 14, 2026 |
| TOI | INSIDER-BUY | neutral | 3/10 | Jorey Chernett, a 10% owner of Oncology Institute, purchased $88K worth of TOI shares on the open market at $5.85/share | Jul 13, 2026 |
| ABSI | INSIDER-BUY | neutral | 2/10 | Director Mary T. Szela purchased $149K of Absci Corp (ABSI) shares at $11.54 on June 30, 2026. The purchase is trivial r | Jul 7, 2026 |
| SLGL | INSIDER-BUY | neutral | 2/10 | Opaleye Management Inc., a 10% owner of Sol-Gel Technologies, purchased $123K of SLGL shares on the open market over two | Jul 2, 2026 |
| ARTV | INSIDER-BUY | bullish | 4/10 | RA Capital Management, a 10% owner and director at Artiva Biotherapeutics, purchased ~32.9K shares for $292K over two da | Jun 29, 2026 |
| PRTA | INSIDER-BUY | bullish | 5/10 | William P. Scully, a 10% owner of Prothena Corp, purchased $1.18M of PRTA shares in two open-market transactions at ~$8. | Jun 18, 2026 |
| COAG | INSIDER-BUY | neutral | 2/10 | RA Capital Management, L.P., a 10% owner, purchased $153K of COAG shares on the open market at $24.89. The buy is trivia | Jun 17, 2026 |
| ZBIO | INSIDER-BUY | neutral | 3/10 | CEO Leon O. Moulder Jr. purchased 57,000 shares of Zenas BioPharma for $1.02M at $17.96 per share in an open-market tran | Jun 17, 2026 |