SI
SHOULDER INNOVATIONS, INC.
SHOULDER INNOVATIONS, INC. (SI) has 5 SEC Form 4 filings (5 transaction rows) in the rolling window, disclosed by 0 distinct insiders. Most recent filing: Jun 29, 2026.
- Industry:Medical - Specialties
- CEO:Robert Joseph Ball
- Employees:75
- HQ:Grand Rapids, CA, US
- IPO:2025-07-31
No open-market insider trades for SI (SHOULDER INNOVATIONS, INC.) in the last 365 days.
Why this page may be quiet. Tracefour displays Form 4 open-market purchases (P) and sales (S): the two transaction codes that signal directional conviction. Restricted stock grants, option exercises, gifts, and tax-withholding sales are filed but intentionally not shown: they're disclosure mechanics, not buy/sell decisions.
Many large-cap executives trade through pre-scheduled 10b5-1 plans set months in advance and batch-disclosed each quarter, so the latest filing on EDGAR for a mega-cap can be weeks old without any insider actually choosing to trade in that window.
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SHOULDER INNOVATIONS, INC. is in the Healthcare sector.