Updated Jul 16, 2026
Fust Matthew K has filed 4 SEC Form 4 filings across 4 companies in the last 90 days — selling. Lifetime open-market sales: $1.09M.

| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-22 | CRNX | Crinetics Pharmaceuticals, Inc. | A — Grant or award | 5.9K | $0.00 | |
| 2026-06-11 | ATRA | Atara Biotherapeutics, Inc. | A — Grant or award | 12.0K | $0.00 | |
| 2026-05-18 | RARE | Ultragenyx Pharmaceutical Inc. | A — Grant or award | 7.8K | $0.00 | |
| 2025-09-26 | CRNX | Crinetics Pharmaceuticals, Inc. | S — Open-market sale | 16.0K | $44.75 | $716K |
| 2025-09-26 | CRNX | Crinetics Pharmaceuticals, Inc. | M — Option exercise | 10.0K | $1.91 | $19K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | S — Open-market sale [10b5-1] | 14.0K | $17.03 | $239K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | M — Option exercise [10b5-1] | 7.8K | $2.52 | $20K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | M — Option exercise [10b5-1] | 6.2K | $8.79 | $55K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | S — Open-market sale [10b5-1] | 7.7K | $17.01 | $132K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | M — Option exercise [10b5-1] | 2.2K | $2.52 | $5K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | M — Option exercise [10b5-1] | 1.8K | $8.79 | $16K |
| 2024-10-18 | NMRA | Neumora Therapeutics, Inc. | M — Option exercise [10b5-1] | 3.8K | $8.32 | $31K |
Fust Matthew K is a corporate insider — currently tracked as Director of Crinetics Pharmaceuticals, Inc. (CRNX). InsiderAlpha tracks every SEC Form 4 filing in real time.
4 primary Form 4 filings in the last 90 days, covering 4 companies.
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($1.09M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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