Langenbacher Stefano — SEC Form 4 filings
SEC reporting owner CIK 2015428. 14 Form 4 filings on record with FilingPulse; latest filed 2026-09-15.
Transaction summary — filings shown
Covers all 14 filings on record, filed 2024-03-20 to 2026-09-15. 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): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 43.
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 |
|---|---|---|---|---|---|
| Vivid Seats Inc. (SEAT) | Chief Technology Officer | 14 | — | — | 43 |
Form 4 filings — Langenbacher Stefano
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-15 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 44,491 · Tax withholding (F): 19,262 @ $4.95 · Option exercise (M): 1,817 (derivative) @ $0 · Option exercise (M): 4,448 (derivative) @ $0 · Option exercise (M): 38,226 (derivative) @ $0 | EDGAR |
| 2026-08-14 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 592 · Tax withholding (F): 221 @ $7.26 · Option exercise (M): 592 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 44,491 · Tax withholding (F): 19,708 @ $8.53 · Option exercise (M): 1,817 (derivative) @ $0 · Option exercise (M): 4,448 (derivative) @ $0 · Option exercise (M): 38,226 (derivative) @ $0 | EDGAR |
| 2026-05-14 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 592 · Tax withholding (F): 256 @ $8.68 · Option exercise (M): 592 (derivative) @ $0 | EDGAR |
| 2026-03-13 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 57,836 · Tax withholding (F): 25,620 @ $6.10 · Option exercise (M): 1,817 (derivative) @ $0 · Option exercise (M): 17,793 (derivative) @ $0 · Option exercise (M): 38,226 (derivative) @ $0 | EDGAR |
| 2026-02-17 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 592 · Tax withholding (F): 252 @ $6.81 · Option exercise (M): 592 (derivative) @ $0 | EDGAR |
| 2025-12-15 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 1,817 · Tax withholding (F): 804 @ $7.57 · Option exercise (M): 1,817 (derivative) @ $0 · Grant/award (A): 305,810 (derivative) @ $0 | EDGAR |
| 2025-11-14 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 2,368 · Tax withholding (F): 693 @ $9.46 · Option exercise (M): 2,368 (derivative) @ $0 | EDGAR |
| 2025-09-15 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 1,817 · Tax withholding (F): 804 @ $17.33 · Option exercise (M): 1,817 (derivative) @ $0 | EDGAR |
| 2025-06-13 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 36,337 · Tax withholding (F): 15,977 @ $1.79 · Option exercise (M): 36,337 (derivative) @ $0 | EDGAR |
| 2025-03-17 | 4 | Vivid Seats Inc. (SEAT) | Grant/award (A): 1,067,615 (derivative) @ $0 | EDGAR |
| 2025-03-13 | 4 | Vivid Seats Inc. (SEAT) | Option exercise (M): 145,347 · Tax withholding (F): 65,521 @ $3.77 · Option exercise (M): 145,347 (derivative) @ $0 | EDGAR |
| 2024-11-13 | 4 | Vivid Seats Inc. (SEAT) | Grant/award (A): 142,118 (derivative) @ $0 | EDGAR |
| 2024-03-20 | 4 | Vivid Seats Inc. (SEAT) | Grant/award (A): 436,046 (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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