Kanner Steven — SEC Form 4 filings
SEC reporting owner CIK 1871131. 3 Form 4 filings on record with FilingPulse; latest filed 2025-02-21.
Transaction summary — filings shown
Covers all 3 filings on record, filed 2024-02-08 to 2025-02-21. 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): 1 leg across 1 filing — 3,564 shares, $4,811 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 3,564 shares @ $1.35 ($4,811) in Caribou Biosciences, Inc., filed 2025-02-21.
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 |
|---|---|---|---|---|---|
| Caribou Biosciences, Inc. (CRBU) | Chief Scientific Officer | 3 | — | 1 leg · 3,564 sh · $4,811 | 6 |
Form 4 filings — Kanner Steven
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-02-21 | 4 | Caribou Biosciences, Inc. (CRBU) | Grant/award (A): 37,500 @ $0 · Sale (S): 3,564 @ $1.35 · Grant/award (A): 170,000 (derivative) @ $0 | EDGAR |
| 2024-02-22 | 4 | Caribou Biosciences, Inc. (CRBU) | Grant/award (A): 33,000 @ $0 · Grant/award (A): 153,000 (derivative) @ $0 | EDGAR |
| 2024-02-08 | 4 | Caribou Biosciences, Inc. (CRBU) | Option exercise (M): 30,577 @ $2.69 · Option exercise (M): 30,577 (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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1871131 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →