Updated Jul 16, 2026 · Last SEC filing 2026-06-29
Erasca, Inc. (ERAS) has filed 6 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-29. 7 Form 8-K material event filings were reported by ERAS in the last 90 days. 2 Form 144 notices of proposed sale were filed for ERAS stock. InsiderAlpha tracks every ERAS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001761918 |
|---|
| Form 4 filings (90d) | 6 |
|---|---|
| Form 8-K filings (90d) | 7 |
| Form 144 notices (90d) | 2 |
| Latest Form 4 filing | 2026-06-29 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Garner Ebun | Chief Legal Officer | S — Open-market sale [10b5-1] | 80.0K | $16.40 | $1.31M | SEC | |
| Garner Ebun | Chief Legal Officer | M — Option exercise [10b5-1] | 80.0K | $1.70 | $136K | SEC | |
| Morris Shannon | Chief Medical Officer | M — Option exercise [10b5-1] | 20.0K | $1.70 | $34K | SEC | |
| Morris Shannon | Chief Medical Officer | S — Open-market sale [10b5-1] | 20.0K | $15.04 | $301K | SEC | |
| Garner Ebun | General Counsel & Corp. Sec. | S — Open-market sale [10b5-1] | 120.0K | $5.59 | $671K | SEC | |
| Garner Ebun | General Counsel & Corp. Sec. | M — Option exercise [10b5-1] | 120.0K | $1.70 | $204K | SEC | |
| Chacko David M. | CFO and CBO | J — Other acquisition / disposition | 17.8K | $1.19 | $21K | SEC | |
| Garner Ebun | General Counsel & Corp. Sec. | A — Grant or award [10b5-1] | 3.9K | $1.19 | $5K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Erasca, Inc. (ERAS). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Hambleton Julie | 1 | — |
| Multani Pratik S | 1 | — |
| LIU JEAN I | 1 | — |
| Bristol James Arthur | 1 | — |
| Start Valerie Denise Harding | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ERAS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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