SHOULDER INNOVATIONS, INC. (SI) has 12 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 6 sales totalling $4.9M. Most recent filing: Sept. 14, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 14, 2026 | Ball Robert Joseph CEO & Executive Chairman | — | +79,058 | +604% | No | |
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| Aug. 28, 2026 filed Aug. 26, 2026 | Gilde Healthcare Holding B.V. 10% Owner | −$27,030 | 1,196 | −0% | No | |
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| Aug. 24, 2026 filed Aug. 20, 2026 | Gilde Healthcare Holding B.V. 10% Owner | −$567,411 | 25,097 | −1% | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Ahearn Matthew Fraser Chief Operating Officer | −$464,805 | 25,000 | −9% | Yes | |
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| Aug. 7, 2026 filed Aug. 5, 2026 | Gilde Healthcare Holding B.V. 10% Owner | −$213,479 | 9,433 | −0% | No | |
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Showing the 5 most recent of 12 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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