Oosthuizen Johannes Jacobus — SEC Form 4 filings
SEC reporting owner CIK 1916310. 12 Form 4 filings on record with FilingPulse; latest filed 2026-05-07.
Transaction summary — filings shown
Covers all 12 filings on record, filed 2024-01-24 to 2026-05-07. 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): 3 legs across 3 filings — 42,459 shares, $4,953,847 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 23.
- Largest priced transaction: sale of 18,959 shares @ $127.17 ($2,411,111) in Merck & Co., Inc., filed 2024-02-05.
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 |
|---|---|---|---|---|---|
| Merck & Co., Inc. (MRK) | EVP, Oncology & Int?l | 12 | — | 3 legs · 42,459 sh · $4,953,847 | 23 |
Form 4 filings — Oosthuizen Johannes Jacobus
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-07 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 10,605 (derivative) @ $0 · Grant/award (A): 31,044 (derivative) @ $0 | EDGAR |
| 2026-05-01 | 4 | Merck & Co., Inc. (MRK) | Option exercise (M): 1,377 @ $110.03 · Tax withholding (F): 679 @ $110.03 · Option exercise (M): 1,377 (derivative) @ $0 | EDGAR |
| 2026-02-06 | 4 | Merck & Co., Inc. (MRK) | Sale (S): 15,000 @ $121.87 | EDGAR |
| 2026-01-28 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 5,026 @ $107.40 | EDGAR |
| 2025-05-01 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 4,132 (derivative) @ $0 · Grant/award (A): 18,807 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | Merck & Co., Inc. (MRK) | Sale (S): 8,500 @ $84.09 | EDGAR |
| 2025-02-11 | 4 | Merck & Co., Inc. (MRK) | Option exercise (M): 13,002 @ $87.28 · Tax withholding (F): 6,404 @ $87.28 · Option exercise (M): 13,002 (derivative) @ $0 | EDGAR |
| 2025-01-29 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 8,664 @ $97.94 | EDGAR |
| 2024-05-06 | 4 | Merck & Co., Inc. (MRK) | Option exercise (M): 912 @ $127.51 · Tax withholding (F): 450 @ $127.51 · Option exercise (M): 912 (derivative) @ $0 | EDGAR |
| 2024-05-02 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 20,508 (derivative) @ $0 | EDGAR |
| 2024-02-05 | 4 | Merck & Co., Inc. (MRK) | Option exercise (M): 6,773 @ $75.36 · Option exercise (M): 7,045 @ $73.73 · Option exercise (M): 7,119 @ $87.10 · Sale (S): 18,959 @ $127.17 · Option exercise (M): 6,773 (derivative) @ $0 · Option exercise (M): 7,045 (derivative) @ $0 · +1 more | EDGAR |
| 2024-01-24 | 4 | Merck & Co., Inc. (MRK) | Grant/award (A): 3,133 @ $119.43 | 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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