Frichtl Mark — SEC Form 4 filings
SEC reporting owner CIK 1847596. 20 Form 4 filings on record with FilingPulse; latest filed 2026-09-16.
Transaction summary — filings shown
Covers all 20 filings on record, filed 2024-04-01 to 2026-09-16. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 3 legs across 2 filings — 13,045 shares, $148,061 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 33 legs across 13 filings — 944,047 shares, $31,780,537 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 34.
- Largest priced transaction: sale of 76,582 shares @ $39.94 ($3,058,976) in Ouster, Inc., filed 2026-05-27.
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 |
|---|---|---|---|---|---|
| Ouster, Inc. (OUST) | Chief Technology Officer | 20 | 3 legs · 13,045 sh · $148,061 | 33 legs · 944,047 sh · $31,780,537 | 34 |
Form 4 filings — Frichtl Mark
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-16 | 4 | Ouster, Inc. (OUST) | Sale (S): 18,778 @ $33.96 | EDGAR |
| 2026-09-04 | 4 | Ouster, Inc. (OUST) | Gift (G): 38,745 @ $0 | EDGAR |
| 2026-08-28 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 100,000 @ $14.22 · Option exercise (M): 100,000 (derivative) @ $0 | EDGAR |
| 2026-06-16 | 4 | Ouster, Inc. (OUST) | Sale (S): 18,414 @ $38.82 | EDGAR |
| 2026-05-27 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 50,063 @ $14.22 · Sale (S): 35,684 @ $36.39 · Sale (S): 40,000 @ $37.16 · Sale (S): 19,669 @ $39.16 · Sale (S): 76,582 @ $39.94 · Sale (S): 70,558 @ $40.90 · +5 more | EDGAR |
| 2026-05-15 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 31,434 @ $2.13 · Sale (S): 31,434 @ $31.09 · Option exercise (M): 21,341 @ $14.22 · Sale (S): 21,341 @ $34 · Sale (S): 35,000 @ $32 · Sale (S): 2,500 @ $33 · +10 more | EDGAR |
| 2026-05-06 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 21,149 @ $2.13 · Sale (S): 21,149 @ $30.13 · Option exercise (M): 13,451 @ $2.13 · Sale (S): 13,451 @ $30 · Option exercise (M): 21,149 (derivative) @ $0 · Option exercise (M): 13,451 (derivative) @ $0 | EDGAR |
| 2026-04-23 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 400 @ $2.13 · Sale (S): 400 @ $30 · Option exercise (M): 400 (derivative) @ $0 | EDGAR |
| 2026-04-21 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 60,000 @ $2.13 · Sale (S): 30,000 @ $26.08 · Sale (S): 30,000 @ $27.08 · Option exercise (M): 60,000 @ $2.13 · Sale (S): 30,000 @ $28.11 · Sale (S): 30,000 @ $29.02 · +2 more | EDGAR |
| 2026-04-17 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 30,000 @ $2.13 · Sale (S): 30,000 @ $25.15 · Option exercise (M): 30,000 (derivative) @ $0 | EDGAR |
| 2026-04-15 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 40,000 @ $2.13 · Sale (S): 40,000 @ $22.76 · Option exercise (M): 20,000 @ $2.13 · Sale (S): 20,000 @ $24 · Option exercise (M): 40,000 (derivative) @ $0 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2026-04-14 | 4 | Ouster, Inc. (OUST) | Grant/award (A): 75,415 @ $0 | EDGAR |
| 2026-03-27 | 4 | Ouster, Inc. (OUST) | Option exercise (M): 40,000 @ $2.13 · Sale (S): 40,000 @ $20.94 · Option exercise (M): 40,000 (derivative) @ $0 | EDGAR |
| 2026-03-16 | 4 | Ouster, Inc. (OUST) | Sale (S): 15,689 @ $23.43 | EDGAR |
| 2025-12-16 | 4 | Ouster, Inc. (OUST) | Sale (S): 15,661 @ $24.98 | EDGAR |
| 2025-09-16 | 4 | Ouster, Inc. (OUST) | Sale (S): 25,329 @ $28.46 | EDGAR |
| 2025-04-02 | 4 | Ouster, Inc. (OUST) | Grant/award (A): 175,000 @ $0 | EDGAR |
| 2024-12-16 | 4 | Ouster, Inc. (OUST) | Purchase (P): 4,545 @ $9.78 · Purchase (P): 500 @ $9.78 | EDGAR |
| 2024-05-16 | 4 | Ouster, Inc. (OUST) | Purchase (P): 8,000 @ $12.34 | EDGAR |
| 2024-04-01 | 4 | Ouster, Inc. (OUST) | Grant/award (A): 92,319 @ $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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