Decker Lisa Lynn — SEC Form 4 filings
SEC reporting owner CIK 1783056. 11 Form 4 filings on record with FilingPulse; latest filed 2025-07-25.
Transaction summary — filings shown
Covers all 11 filings on record, filed 2024-03-14 to 2025-07-25. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 8 legs across 7 filings — 16,213 shares, $72,132 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
- Largest priced transaction: sale of 1,798 shares @ $9.88 ($17,756) in IGM Biosciences, Inc., filed 2024-03-15.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| IGM Biosciences, Inc. (IGMS) | CHIEF BUSINESS OFFICER | 9 | — | 8 legs · 16,213 sh · $72,132 | 5 |
| CHIMERIX INC (CMRX) | Director | 2 | — | — | 3 |
Form 4 filings — Decker Lisa Lynn
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-07-25 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 4,409 @ $1.27 | EDGAR |
| 2025-06-20 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 951 @ $1.20 | EDGAR |
| 2025-04-21 | 4 | CHIMERIX INC (CMRX) | Disposition to issuer (D): 100,000 (derivative) · Disposition to issuer (D): 60,000 (derivative) | EDGAR |
| 2025-03-18 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 4,512 @ $1.23 | EDGAR |
| 2024-12-18 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 1,063 @ $7.48 | EDGAR |
| 2024-09-17 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 925 @ $11.54 | EDGAR |
| 2024-07-23 | 4 | IGM Biosciences, Inc. (IGMS) | Grant/award (A): 16,666 · Grant/award (A): 3,334 · Disposition to issuer (D): 60,000 (derivative) | EDGAR |
| 2024-06-21 | 4 | CHIMERIX INC (CMRX) | Grant/award (A): 60,000 (derivative) @ $0 | EDGAR |
| 2024-06-18 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 977 @ $7.58 | EDGAR |
| 2024-03-15 | 4 | IGM Biosciences, Inc. (IGMS) | Sale (S): 1,798 @ $9.88 · Sale (S): 1,578 @ $10.17 | EDGAR |
| 2024-03-14 | 4 | IGM Biosciences, Inc. (IGMS) | Grant/award (A): 28,750 @ $0 · Grant/award (A): 57,500 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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