SHOULDER INNOVATIONS, INC. insider trading
SI$18.71-0.43 (-2.25%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 7, 2025 to Oct 7, 2026. Price (+42.8%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- CMCasey M. Tansey13.1926%
- GBGeoffrey B. Pardo11.471%
- GHGilde Healthcare Holding B.V.10.4996%
- MAMichael A. Carusi9.0917%
- RJRobert Joseph Ball1.8292%
- MFMatthew Fraser Ahearn1.1729%
- DLDavid Lawrence Blue0.6694%
- JSJeffrey S. Points0.3402%
- PBPaul Buckman0.3123%
- JEJonathan E. Osborne0.2899%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| SI | Gilde Healthcare Holding B.V. | Open market sell$27K | -0.1% | $22.60 | $27K | Aug 26, 2026 | Aug 28, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$15.4K | 0.0% | $22.62 | $15.4K | Aug 24, 2026 | Aug 24, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$464K | -0.9% | $22.61 | $464K | Aug 21, 2026 | Aug 24, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$88.1K | -0.2% | $22.60 | $88.1K | Aug 20, 2026 | Aug 24, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$34.2K | -0.7% | $21.38 | $34.2K | Aug 18, 2026 | Aug 18, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$263K | -4.9% | $20.94 | $263K | Aug 18, 2026 | Aug 18, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$167K | -3.1% | $20.10 | $167K | Aug 17, 2026 | Aug 18, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$47.3K | -0.1% | $22.60 | $47.3K | Aug 6, 2026 | Aug 7, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$166K | -0.3% | $22.64 | $166K | Aug 5, 2026 | Aug 7, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$2.27M | -4.3% | $22.77 | $2.27M | Aug 4, 2026 | Aug 5, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$244K | -0.5% | $22.71 | $244K | Aug 3, 2026 | Aug 5, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$455K | -0.9% | $22.73 | $455K | Jul 31, 2026 | Aug 3, 2026 |
| SI | Gilde Healthcare Holding B.V. | Open market sell$660K | -1.2% | $23.36 | $660K | Jul 30, 2026 | Aug 3, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$48.2K | -0.9% | $19.26 | $48.2K | Jun 15, 2026 | Jun 16, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$29.9K | -0.6% | $18.20 | $29.9K | Jun 15, 2026 | Jun 16, 2026 |
| SI | Matthew Fraser Ahearn | Open market sell$296K | -5.5% | $18.68 | $296K | Jun 12, 2026 | Jun 16, 2026 |
| SI | Robert Joseph Ball | Open market purchase$33.4K | +0.8% | $15.18 | $33.4K | Mar 13, 2026 | Mar 17, 2026 |
| SI | Richard Buchholz | Open market purchase$14.8K | +7.9% | $14.84 | $14.8K | Mar 13, 2026 | Mar 17, 2026 |
| SI | Jeffrey S. Points | Open market purchase$30K | +2.9% | $15.00 | $30K | Mar 13, 2026 | Mar 17, 2026 |
| SI | Jeffrey S. Points | Open market purchase$15.1K | +1.9% | $14.98 | $15.1K | Dec 12, 2025 | Dec 15, 2025 |
| SI | Robert Joseph Ball | Open market purchase$58.1K | +3.4% | $14.89 | $58.1K | Dec 12, 2025 | Dec 15, 2025 |
| SI | Jeffrey S. Points | Open market purchase$14.6K | +1.9% | $14.65 | $14.6K | Dec 11, 2025 | Dec 15, 2025 |
| SI | Robert Joseph Ball | Open market purchase$48.9K | +3.0% | $14.83 | $48.9K | Dec 11, 2025 | Dec 15, 2025 |