BLAKE KATRYN — SEC Form 4 filings
SEC reporting owner CIK 1505740. 8 Form 4 filings on record with FilingPulse; latest filed 2026-08-14.
Transaction summary — filings shown
Covers all 8 filings on record, filed 2024-06-13 to 2026-08-14. 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 — 2,240 shares, $275,251 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
- Largest priced transaction: sale of 2,240 shares @ $122.88 ($275,251) in Twist Bioscience Corp, filed 2026-08-14.
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 |
|---|---|---|---|---|---|
| Twist Bioscience Corp (TWST) | Director | 3 | — | 1 leg · 2,240 sh · $275,251 | 2 |
| TripAdvisor, Inc. (TRIP) | Director | 4 | — | — | 4 |
| SEMrush Holdings, Inc. (SEMR) | Director | 1 | — | — | 2 |
Form 4 filings — BLAKE KATRYN
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-14 | 4 | Twist Bioscience Corp (TWST) | Sale (S): 2,240 @ $122.88 | EDGAR |
| 2026-07-01 | 4/A | TripAdvisor, Inc. (TRIP) | Grant/award (A): 19,171 @ $0 | EDGAR |
| 2026-07-01 | 4 | TripAdvisor, Inc. (TRIP) | Grant/award (A): 17,818 @ $0 | EDGAR |
| 2026-04-28 | 4 | SEMrush Holdings, Inc. (SEMR) | Disposition to issuer (D): 68,393 @ $12 · Disposition to issuer (D): 60,000 (derivative) | EDGAR |
| 2026-02-09 | 4 | Twist Bioscience Corp (TWST) | Grant/award (A): 5,095 @ $0 | EDGAR |
| 2025-08-07 | 4 | Twist Bioscience Corp (TWST) | Grant/award (A): 14,353 @ $0 | EDGAR |
| 2025-06-20 | 4 | TripAdvisor, Inc. (TRIP) | Grant/award (A): 19,171 @ $0 | EDGAR |
| 2024-06-13 | 4 | TripAdvisor, Inc. (TRIP) | Grant/award (A): 13,616 @ $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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