Koester Jennifer — SEC Form 4 filings
SEC reporting owner CIK 2008791. 9 Form 4 filings on record with FilingPulse; latest filed 2026-09-17.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-02-07 to 2026-09-17. 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, …): 34.
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 |
|---|---|---|---|---|---|
| Sphere Entertainment Co. (SPHR) | President & COO, Sphere | 9 | — | — | 34 |
Form 4 filings — Koester Jennifer
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-17 | 4 | Sphere Entertainment Co. (SPHR) | Option exercise (M): 11,988 @ $0 · Option exercise (M): 6,829 @ $0 · Option exercise (M): 8,269 @ $0 · Tax withholding (F): 13,826 @ $144.12 · Option exercise (M): 20,487 @ $0 · Tax withholding (F): 10,458 @ $144.12 · +4 more | EDGAR |
| 2026-03-17 | 4 | Sphere Entertainment Co. (SPHR) | Option exercise (M): 17,254 @ $0 · Tax withholding (F): 8,808 @ $105.70 · Option exercise (M): 17,254 (derivative) @ $0 | EDGAR |
| 2026-03-13 | 4 | Sphere Entertainment Co. (SPHR) | Grant/award (A): 19,371 (derivative) @ $0 | EDGAR |
| 2025-09-17 | 4 | Sphere Entertainment Co. (SPHR) | Option exercise (M): 11,988 @ $0 · Option exercise (M): 6,829 @ $0 · Option exercise (M): 8,269 @ $0 · Tax withholding (F): 13,826 @ $60.29 · Option exercise (M): 11,988 (derivative) @ $0 · Option exercise (M): 6,829 (derivative) @ $0 · +1 more | EDGAR |
| 2025-03-14 | 4 | Sphere Entertainment Co. (SPHR) | Grant/award (A): 51,763 (derivative) @ $0 | EDGAR |
| 2024-09-17 | 4 | Sphere Entertainment Co. (SPHR) | Option exercise (M): 11,988 @ $0 · Option exercise (M): 6,829 @ $0 · Tax withholding (F): 9,605 @ $42.23 · Option exercise (M): 11,988 (derivative) @ $0 · Option exercise (M): 6,829 (derivative) @ $0 | EDGAR |
| 2024-08-29 | 4 | Sphere Entertainment Co. (SPHR) | Grant/award (A): 24,808 (derivative) @ $0 · Grant/award (A): 24,808 (derivative) @ $0 | EDGAR |
| 2024-04-24 | 4 | Sphere Entertainment Co. (SPHR) | Grant/award (A): 56,451 (derivative) @ $0 · Grant/award (A): 20,487 (derivative) @ $0 | EDGAR |
| 2024-02-07 | 4 | Sphere Entertainment Co. (SPHR) | Grant/award (A): 158,333 (derivative) @ $0 · Grant/award (A): 158,333 (derivative) @ $0 · Grant/award (A): 158,334 (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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