// insider-profile
Oosthuizen Johannes Jacobus
// activity-summary
Recent insider activity is bullish. Over the last 30 days, 2 insiders purchased shares (net $77K) versus 1 sale. Buying was led by Oosthuizen Johannes Jacobus.
// track-record
$0
Total purchased
$5.2M
Total sold
4
0B · 4S transactions
Net seller
Overall direction
Most active in
Filing history: Oct 2023 — Apr 2026Based on last 28 filings
Transaction History
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Apr 29, 2026 | Oosthuizen Johannes Jacobus | MRK | Option Exercise | 1,377 | $110.03 | $152K |
| Apr 29, 2026 | Oosthuizen Johannes Jacobus | MRK | Tax Withholding | 679 | $110.03 | $75K |
| Apr 29, 2026 | Oosthuizen Johannes Jacobus | MRK | Option Exercise | 1,377 | $0.00 | $0K |
| Feb 6, 2026 | Oosthuizen Johannes Jacobus | MRK | Sale | 15,000 | $121.87 | $1.83M |
| Jan 26, 2026 | Oosthuizen Johannes Jacobus | MRK | Award | 5,026 | $107.40 | $540K |
23 more transactions hidden
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