SI
Shoulder Innovations, Inc.Company with tickers: SI
CIK
1699350
CUSIP
82537J108
Website
https://shoulderinnovations.com
Investor Relations
https://ir.shoulderinnovations.com/
13F Activity (30d)
24 filings
23 filers
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 48
Total Value: $47,024,445
Total Shares: 3,236,371
Institutional Ownership Trend
4 quarters
Holder Concentration
Across 47 13F filers · Δ vs Dec 31, 2025Top Holder
17.4%
−13.5 pts
Top 5
67.1%
−13.2 pts
Top 10
88.4%
−7.7 pts
HHI
1,072
Broadly held−633
Quarterly Activity
vs Dec 31, 2025
New
20
Increased
16
Decreased
4
Sold Out
6
Unchanged
8
Holder count:
+14
Institutional value:
+106.5%
Shares held:
+103.2%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Small Roubaix Capital, LLC | +98,305 | 257,121 | |
| Small CM Management, LLC | +75,000 | 100,000 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | +73,376 | 183,679 | |
| Mega STATE STREET CORP | +34,823 | 93,245 | |
| Mid TimesSquare Capital Management, LLC | +32,914 | 322,764 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Small SECTORAL ASSET MANAGEMENT INC | −62,028 | 430,407 | |
| Large Walleye Capital LLC | −8,251 | 85,183 | |
| Mega CITIGROUP INC | −5,057 | 526 | |
| Mid EverSource Wealth Advisors, LLC | −5 | 2 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| — cultivate(MD) Holdings, LLC | 767,809 | $11,156,264 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 413,480 | $6,007,864 | |
| Large Alyeska Investment Group, L.P. | 232,984 | $3,385,257 | |
| Mega ROYAL BANK OF CANADA | 53,883 | $782,918 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 37,622 | $546,647 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small Sio Capital Management, LLC | 227,971 | $3,259,985 | |
| Mid GSA CAPITAL PARTNERS LLP | 22,750 | $325,325 | |
| Small Board of Trustees of The Leland Stanford Junior University | 13,521 | $193,350 | |
| Mega UBS Group AG | 1,566 | $22,393 | |
| Large AMALGAMATED BANK | 150 | $2,145 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| — cultivate(MD) Holdings, LLC | $11,156,264 | 23.72% | 767,809 | Shares | Sole | 2026-05-07 | ||||
| Small SECTORAL ASSET MANAGEMENT INC | $6,253,813 | 13.30% | 430,407 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $6,007,864 | 12.78% | 413,480 | Shares | Defined | 2026-05-15 | ||||
| Mid TimesSquare Capital Management, LLC | $4,689,760 | 9.97% | 322,764 | Shares | Sole | 2026-05-07 | ||||
| Small Roubaix Capital, LLC | $3,735,968 | 7.94% | 257,121 | Shares | Sole | 2026-05-06 | ||||
| Large Alyeska Investment Group, L.P. | $3,385,257 | 7.20% | 232,984 | Shares | Sole | 2026-05-15 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $2,668,855 | 5.68% | 183,679 | Shares | Defined | 2026-05-15 | ||||
| Small CM Management, LLC | $1,453,000 | 3.09% | 100,000 | Shares | Sole | 2026-05-08 | ||||
| Mega STATE STREET CORP | $1,354,849 | 2.88% | 93,245 | Shares | Defined | 2026-05-15 | ||||
| Large Walleye Capital LLC | $1,237,708 | 2.63% | 85,183 | Shares | Sole | 2026-05-13 | ||||
| Mega NORTHERN TRUST CORP Bank | $930,892 | 1.98% | 64,067 | Shares | Defined | 2026-05-14 | ||||
| Mega ROYAL BANK OF CANADA Bank | $782,918 | 1.66% | 53,883 | Shares | Defined | 2026-05-15 | ||||
| Mid READYSTATE ASSET MANAGEMENT LP | $572,932 | 1.22% | 39,431 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $546,647 | 1.16% | 37,622 | Shares | Defined | 2026-05-08 | ||||
| Small KCM Capital Inc | $508,550 | 1.08% | 35,000 | Shares | Sole | 2026-05-13 | ||||
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $333,492 | 0.71% | 22,952 | Shares | Sole | 2026-05-15 | ||||
| Mid Blue Trust, Inc. | $228,397 | 0.49% | 15,719 | Shares | Sole | 2026-04-20 | ||||
| Mega CITADEL ADVISORS LLC | $196,503 | 0.42% | 13,524 | Shares | Defined | 2026-05-15 | ||||
| Mega Nuveen, LLC | $176,931 | 0.38% | 12,177 | Shares | Defined | 2026-04-30 | ||||
| Mega DEUTSCHE BANK AG\ Bank | $135,579 | 0.29% | 9,331 | Shares | Defined | 2026-05-06 | ||||
| Large MetLife Investment Management, LLC | $90,434 | 0.19% | 6,224 | Shares | Defined | 2026-05-14 | ||||
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $70,732 | 0.15% | 4,868 | Shares | Defined | 2026-05-15 | ||||
| Mega RHUMBLINE ADVISERS | $68,930 | 0.15% | 4,744 | Shares | Sole | 2026-05-12 | ||||
| Large JONES FINANCIAL COMPANIES LLLP | $68,523 | 0.15% | 4,716 | Shares | Sole | 2026-05-15 | ||||
| Mega WELLS FARGO & COMPANY/MN | $55,678 | 0.12% | 3,832 | Shares | Defined | 2026-05-11 | ||||
| Mid China Universal Asset Management Co., Ltd. | $52,308 | 0.11% | 3,600 | Shares | Sole | 2026-04-28 | ||||
| Mega Vanguard Global Advisers, LLC | $40,189 | 0.09% | 2,766 | Shares | Defined | 2026-05-08 | ||||
| Large Police & Firemen's Retirement System of New Jersey Pension | $36,906 | 0.08% | 2,540 | Shares | Defined | 2026-04-29 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $32,663 | 0.07% | 2,248 | Shares | Defined | 2026-05-12 | ||||
| Mega BARCLAYS PLC | $31,747 | 0.07% | 2,185 | Shares | Defined | 2026-05-15 | ||||
| Large NEW YORK STATE COMMON RETIREMENT FUND Pension | $26,154 | 0.06% | 1,800 | Shares | Sole | 2026-05-06 | ||||
| Large OSAIC HOLDINGS, INC. | $21,431 | 0.05% | 1,475 | Shares | Defined | 2026-05-15 | ||||
| Large Steward Partners Investment Advisory, LLC | $14,530 | 0.03% | 1,000 | Shares | Sole | 2026-05-08 | ||||
| Mega Legal & General Group Plc | $12,786 | 0.03% | 880 | Shares | Defined | 2026-05-08 | ||||
| Mid Tower Research Capital LLC (TRC) | $11,638 | 0.02% | 801 | Shares | Defined | 2026-05-15 | ||||
| Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension | $8,340 | 0.02% | 574 | Shares | Sole | 2026-05-18 | ||||
| Mega CITIGROUP INC | $7,641 | 0.02% | 526 | Shares | Defined | 2026-05-11 | ||||
| Large Russell Investments Group, Ltd. | $5,928 | 0.01% | 408 | Shares | Defined | 2026-05-08 | ||||
| Mid Ameritas Investment Partners, Inc. | $5,812 | 0.01% | 400 | Shares | Other | 2026-05-13 | ||||
| Large CWM, LLC | $2,920 | 0.01% | 201 | Shares | Sole | 2026-05-14 | ||||
| Mid Sterling Capital Management LLC | $2,266 | 0.00% | 156 | Shares | Sole | 2026-04-22 | ||||
| Large NATIONAL BANK OF CANADA /FI/ Bank | $392 | 0.00% | 27 | Shares | Defined | 2026-05-15 | ||||
| Small Root Financial Partners, LLC | $101 | 0.00% | 7 | Shares | Sole | 2026-04-24 | ||||
| Mid Arax Advisory Partners | $87 | 0.00% | 6 | Shares | Sole | 2026-05-13 | ||||
| Mid MAI Capital Management | $58 | 0.00% | 4 | Shares | Sole | 2026-05-15 | ||||
| Small Essential Partners LLC | $29 | 0.00% | 2 | Shares | Sole | 2026-05-21 | ||||
| Mid EverSource Wealth Advisors, LLC | $29 | 0.00% | 2 | Shares | Sole | 2026-05-18 | ||||
| Micro True Wealth Design, LLC | $14 | 0.00% | 1 | Shares | Sole | 2026-04-13 | ||||
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