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Insider Cluster Activity
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| Ticker | Type | Sentiment | Impact | Summary | Date |
|---|---|---|---|---|---|
| DNA | CLUSTER | neutral | 2/10 | Two insiders at Ginkgo Bioworks sold a combined $198K in open-market sales on October 19, 2026. The selling is dominated | Oct 21, 2026 |
| CRSP | CLUSTER | bearish | 5/10 | Three insiders at CRISPR Therapeutics sold a total of ~$3.15M in open-market sales within a week, including the CEO ($2. | Oct 20, 2026 |
| CRSP | CLUSTER | bearish | 4/10 | Three CRISPR Therapeutics insiders, including the CEO and General Counsel, sold a total of ~$973K in open-market sales o | Oct 16, 2026 |
| CRSP | CLUSTER | neutral | 3/10 | Three CRSP insiders, including the CEO and a director, sold a combined ~$973K in open-market sales over a two-day window | Oct 16, 2026 |
| CRSP | CLUSTER | neutral | 3/10 | CEO Samarth Kulkarni and General Counsel James Kasinger sold a combined $253K in CRSP stock on October 14, 2026, at $49. | Oct 15, 2026 |
| TWST | CLUSTER | bearish | 6/10 | Six Twist Bioscience insiders, including the CEO, President/COO, and CFO, sold a combined $17.86M in shares over a one-w | Oct 12, 2026 |
| TWST | CLUSTER | bearish | 5/10 | Two insiders at Twist Bioscience sold a combined $2.08M in open-market sales on the same day, including the Chief Accoun | Oct 5, 2026 |
| TWST | CLUSTER | neutral | 3/10 | Three TWST insiders, including CEO Emily Leproust, sold a total of ~$273K in open-market sales over a 7-day window. The | Sep 25, 2026 |
| CRSP | CLUSTER | bearish | 5/10 | Two CRISPR Therapeutics insiders—Director Ali Behbahani and General Counsel James Kasinger—sold a combined $1.41M in ope | Sep 24, 2026 |
| TXG | CLUSTER | neutral | 3/10 | Two insiders at 10x Genomics, including CEO Serge Saxonov, sold a combined $208K in open-market sales on September 22, 2 | Sep 24, 2026 |
| TWST | CLUSTER | bearish | 5/10 | CEO Emily Leproust executed a massive derivative exercise and open-market sale of ~$55M in TWST stock on September 17, 2 | Sep 22, 2026 |
| TXG | CLUSTER | neutral | 3/10 | Two TXG insiders, including CFO Adam Taich and Director John Stuelpnagel, sold a combined $502K in open-market sales ove | Sep 11, 2026 |
| RXRX | CLUSTER | neutral | 2/10 | CEO Najat Khan and Director Blake Borgeson sold a combined $179K in open-market RXRX shares over a one-week window. The | Sep 10, 2026 |
| TWST | CLUSTER | neutral | 2/10 | Four Twist Bioscience insiders, including CEO Emily Leproust and CAO Robert Werner, sold a total of $473K in open-market | Sep 10, 2026 |
| TXG | CLUSTER | neutral | 4/10 | A cluster of insider selling at 10x Genomics (TXG) over the past week saw the CEO, CFO, and a director collectively sell | Aug 28, 2026 |
| TWST | CLUSTER | neutral | 4/10 | A cluster of insider selling at Twist Bioscience, led by CEO Emily Leproust selling ~$6.3M in open-market transactions o | Aug 28, 2026 |
| ILMN | CLUSTER | neutral | 3/10 | Director Keith Meister sold ~$21.1M of ILMN stock over a 5-day window (Aug 21-27), with the bulk at ~$225-231. SVP Wedel | Aug 27, 2026 |
| TXG | CLUSTER | neutral | 3/10 | CEO Serge Saxonov and CFO Adam Taich sold a combined ~$2.25M in open-market sales on August 24, 2026, at ~$63/share. Thi | Aug 26, 2026 |
| TWST | CLUSTER | neutral | 4/10 | A cluster of insider sales at Twist Bioscience, totaling ~$2.50M over a week, with the CEO, CFO, COO, and other senior e | Aug 26, 2026 |
| TWST | CLUSTER | neutral | 4/10 | Four Twist Bioscience insiders, including CEO Emily Leproust and President/COO Patrick Finn, sold a total of $8.48M in s | Aug 22, 2026 |
| ILMN | CLUSTER | bearish | 4/10 | Director Keith Meister sold ~$4.0M in shares on Aug 19, and SVP Jakob Wedel Christensen sold $198K on Aug 18, totaling $ | Aug 21, 2026 |
| TWST | CLUSTER | neutral | 3/10 | Three Twist Bioscience insiders — CEO Emily Leproust, President/COO Patrick Finn, and Director Katryn Blake — sold a com | Aug 21, 2026 |
| TXG | CLUSTER | neutral | 3/10 | Two 10x Genomics directors sold a combined $1.28M in open-market transactions over a 7-day window. Director Stuelpnagel | Aug 18, 2026 |
| TWST | CLUSTER | neutral | 4/10 | Multiple Twist Bioscience insiders, including CEO Emily Leproust, sold a combined $6.37M of stock over a 7-day window. T | Aug 15, 2026 |
| TWST | CLUSTER | bearish | 6/10 | Twist Bioscience CEO Emily Leproust sold $14.2M of stock via a derivative exercise-and-sell transaction, while two direc | Aug 14, 2026 |
| TWST | CLUSTER | neutral | 4/10 | Twist Bioscience CEO Emily Leproust sold $14.2M in stock on Aug 10, 2026, following the company's strong Q3 earnings bea | Aug 12, 2026 |
| TWST | CLUSTER | neutral | 4/10 | A cluster of insider sales at Twist Bioscience totaling $4.39M occurred within 9 days of a strong Q3 2026 earnings beat | Aug 12, 2026 |
| TWST | CLUSTER | neutral | 4/10 | A cluster of five Twist Bioscience insiders, including the CEO, President/COO, and CAO, sold a total of $2.35M in stock | Aug 8, 2026 |
| ILMN | CLUSTER | bearish | 6/10 | Director Keith A. Meister sold a large block totaling ~$149M over two days, representing roughly 0.5% of ILMN's market c | Aug 7, 2026 |
| ILMN | CLUSTER | bearish | 6/10 | Director Keith A. Meister sold a massive $150.4M worth of ILMN common stock over two days (Aug 4-5), plus an additional | Aug 7, 2026 |
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