SHOULDER INNOVATIONS INC (SI): Institutional Ownership
Hedge funds and institutional managers reporting a position in SI · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
4
13F filers
Aggregate Value
$3.0M
Across holders
Last Price
$22.79
2026-06-26
Sector
Health Care
GICS
Holder activity2 new0 added2 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 113K | $1.4M | 46.9% | 0.0% | New | — | Q3 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 85K | $1.2M | 40.8% | 0.0% | Reduced | $-120K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 14K | $197K | 6.5% | 0.0% | Reduced | $-28K | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 12K | $176K | 5.8% | 0.0% | New | — | Q4 2025 |