Shoulder Innovations, Inc. (SI) Institutional Ownership
Q1 2026 13F Data|Updated 2026-06-13
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Institutional ownership increased this quarter (+3.80 pp), though top 10 holders maintain a highly concentrated 87.7% of institutional value.
Institutional Ownership28.3%$109M total value · ▲ +3.80 pp vs prior quarter
Can exceed 100% due to securities lending, short interest, and reporting timing differences.
Smart Money Score63 / 100Bullish
Based on ownership concentration, fund quality, buying/selling activity, conviction signals, and institutional trend.
Institutions & Flow56 holders+7 net flow (+16 / -9)
AI Insights & Key Takeaways
- Positive Institutional Flow (+7)
- Millennium Management Llc maintains a significant position
- Top 10 holders control 87.7% of institutional value
- No Insider Signal
Top Institutional Holders of SI
Ranked by reported Q1 2026 13F market value
Top 10 Holders
87.7%
Top 25 Holders
98.7%
Share of total reported institutional value in SI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 3.8M | $55.0M | -1.7% | 18.324% | 0.00% |
| 2 | BlackRock, Inc. | 556K | $8.1M | +78.6% | 2.692% | 0.00% |
| 3 | SECTORAL ASSET MANAGEMENT INC | 430K | $6.3M | -12.6% | 2.084% | 5.18% |
Quarterly Institutional Activity
Filings activity in SI during Q1 2026, grouped by how each filer changed its position.
SI Institutional Ownership by Quarter
3 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 56 | +14% | 28.26% | +3.80 pp | $109M | +16% |
| Q4 2025 | 49 | +17% | 24.46% | +0.68 pp | $94M | +2.9% |
| Q3 2025 | 42 | — | 23.78% | — | $92M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
SI — Frequently Asked Questions
Quick answers to the most common questions about buying SI stock.
What percentage of SI is owned by institutions?
Based on Q1 2026 13F filings, institutional ownership of Shoulder Innovations, Inc. stands at 28.3%, held across 56 reporting institutions.
Who is the largest institutional holder of SI?
FMR LLC is the largest reported institutional holder of SI, with approximately 3,784,552 shares worth $0.05B as of Q1 2026.
Is SI a hedge fund favorite?
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of SI, including MILLENNIUM MANAGEMENT LLC.
What is SI's Smart Money Score?
Our composite Smart Money Score for SI is 63 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
How many institutions bought SI this quarter?
16 institutions opened new positions in SI during Q1 2026, while 9 fully exited. 31 added to existing positions and 8 trimmed.