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Insider Cluster Activity
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| Ticker | Type | Sentiment | Impact | Summary | Date |
|---|---|---|---|---|---|
| VRTX | CLUSTER | neutral | 2/10 | Two senior executives at Vertex Pharmaceuticals (EVP/CMO and EVP/Chief Legal Officer) sold a combined $1.25M in open-mar | Jun 3, 2026 |
| MIRM | CLUSTER | neutral | 2/10 | Mirum Pharmaceuticals CEO Christopher Peetz and Director Saira Ramasastry sold a combined $644K in open-market sales on | Jun 2, 2026 |
| NBIX | CLUSTER | neutral | 3/10 | Three Neurocrine executives (CSO, Chief Corp. Affairs Officer, Chief Regulatory Officer) sold a total of $2.73M in open- | Jun 2, 2026 |
| NBIX | CLUSTER | neutral | 2/10 | Three NBIX insiders, including the Chief Scientific Officer, sold a combined $2.67M in open-market shares over a 4-day w | Jun 2, 2026 |
| VIR | CLUSTER | neutral | 2/10 | Two insiders at Vir Biotechnology sold a combined $34K in open-market sales on June 1, 2026, following a wave of non-cas | Jun 2, 2026 |
| ASND | CLUSTER | bullish | 4/10 | CFO Scott Thomas and Director Jean-Jacques Bienaimé made open-market purchases totaling $67K over a 5-day window. While | Jun 2, 2026 |
| TWST | CLUSTER | neutral | 3/10 | Four insiders at Twist Bioscience sold a total of $1.31M in open-market sales over a 7-day window, including the CEO (vi | Jun 2, 2026 |
| CORT | CLUSTER | neutral | 3/10 | Two Corcept Therapeutics insiders sold a combined $3.89M in open-market sales on May 27, 2026, with CEO Belanoff also gi | Jun 2, 2026 |
| GLUE | CLUSTER | neutral | 3/10 | Three top executives at Monte Rosa Therapeutics (CEO, CSO, COO) sold a combined $260K in open-market sales over a 7-day | Jun 2, 2026 |
| MAIA | CLUSTER | bullish | 5/10 | Two insiders at MAIA Biotechnology purchased $103K in open-market shares, representing 0.13% of market cap. While cluste | Jun 2, 2026 |
| MDWD | CLUSTER | bullish | 4/10 | Two MediWound directors made open-market purchases totaling $27K over a 4-day window. While the dollar amount is small r | Jun 2, 2026 |
| KRRO | CLUSTER | neutral | 3/10 | Two insiders at Korro Bio, CEO Ram Aiyar and Director Jean Francois Formela, sold a combined $231K in open-market sales | Jun 2, 2026 |
| OTLK | CLUSTER | mixed | 6/10 | A cluster of insider purchases totaling ~$5.24M occurred at Outlook Therapeutics over the past week, dominated by a $5.0 | Jun 1, 2026 |
| QTTB | CLUSTER | bullish | 8/10 | Directors OrbiMed Advisors and Xu Diyong each purchased $10M of QTTB common stock at $8/share on May 28, 2026, for a tot | Jun 1, 2026 |
| EVMN | CLUSTER | neutral | 3/10 | CFO and Chief Business & Legal Officer sold a combined $740K in open-market sales on May 28, 2026, following derivative | Jun 1, 2026 |
| ALKS | CLUSTER | neutral | 2/10 | Two Alkermes insiders, the Chief Medical Officer and the Interim Principal Accounting Officer, sold a combined $1.06M in | Jun 1, 2026 |
| CYTK | CLUSTER | neutral | 3/10 | Two insiders at Cytokinetics, including the President & CEO, sold a total of $949K in open-market sales over a one-week | Jun 1, 2026 |
| SNSE | CLUSTER | bearish | 7/10 | Two 10% owners of Sensei Biotherapeutics sold a combined $981K in open-market sales at $20/share, representing ~3.5% of | Jun 1, 2026 |
| PCSA | CLUSTER | bullish | 4/10 | Two C-suite insiders at Processa Pharmaceuticals made open-market purchases totaling ~$9K on May 29, 2026, at $2.57/shar | Jun 1, 2026 |
| USNA | CLUSTER | neutral | 2/10 | Three USNA insiders, including the CFO and Chief People Officer, sold a total of $274K in open-market sales over a 7-day | Jun 1, 2026 |
| PGEN | CLUSTER | neutral | 3/10 | Four top executives at Precigen (CEO, CFO, COO, CLO) sold a combined $1.02M in open-market sales on May 28, 2026, all at | Jun 1, 2026 |
| PGEN | CLUSTER | neutral | 3/10 | Three top executives at Precigen (CEO, COO, CLO) sold a combined $833K in open-market sales on May 28, 2026, at $4.36/sh | Jun 1, 2026 |
| GLUE | CLUSTER | neutral | 3/10 | Two C-suite insiders at Monte Rosa Therapeutics sold a combined $163K in open-market sales within a week, with the CSO e | Jun 1, 2026 |
| TWST | CLUSTER | neutral | 3/10 | A cluster of insider selling at Twist Bioscience over the past week, led by CEO Emily Leproust who sold ~$3.2M in open-m | Jun 1, 2026 |
| SION | CLUSTER | neutral | 2/10 | Two directors sold a combined $9K in SION stock on May 27, 2026, a trivial amount relative to the $1.9B market cap. The | May 29, 2026 |
| EQ | CLUSTER | neutral | 4/10 | Two Equillium insiders (COO and Principal Accounting Officer) sold a combined $342K in open-market sales on May 28, 2026 | May 29, 2026 |
| CORT | CLUSTER | neutral | 3/10 | Two Corcept Therapeutics insiders sold a total of ~$3.9M in open-market shares on May 27, 2026, while a director gifted | May 29, 2026 |
| NBIX | CLUSTER | neutral | 3/10 | Two Neurocrine executives sold shares totaling $2.32M in the week following the close of the $2.9B Soleno acquisition. T | May 29, 2026 |
| EXEL | CLUSTER | neutral | 3/10 | Two EVPs at Exelixis sold a combined $3.79M in open-market sales over a week, while seven directors received non-cash st | May 29, 2026 |
| GEVO | CLUSTER | bearish | 5/10 | Three top executives at Gevo, CEO, CFO, and President/COO, sold a combined $344K in open-market shares on May 27, 2026, | May 29, 2026 |