Treace Medical Concepts, Inc. (TMCI) Ownership
TMCI ownership summary
as of October 18, 2026- Institutions
- 49.3% of shares outstanding
- Insiders
- 25.24% of shares outstanding
- Shares outstanding
- 65.0M
- Float
- 47.8M shares available to trade
- Short interest
- 3.81% 2.0M shares short
- Days to cover
- 8.87 short interest up 13.8% vs prior month
- Institutions 49.32%
- Insiders 25.24%
- Other investors 25.44%
TMCI top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Armistice Capital, LLC | 9.79% | 6.4M | $24.6M | — | June 30, 2026 |
| 2 | Bank of America Corp | 5.08% | 3.3M | $12.8M | +90,807 (+2.8%) | June 30, 2026 |
| 3 | Gagnon Securities LLC | 4.66% | 3.0M | $11.7M | −2.2M (−41.8%) | June 30, 2026 |
| 4 | Vanguard Capital Management, LLC | 3.12% | 2.0M | $7.9M | +566,972 (+38.8%) | June 30, 2026 |
| 5 | Gagnon Advisors, LLC | 2.36% | 1.5M | $5.9M | +1.5M (0.0%) | June 30, 2026 |
| 6 | AQR Capital Management LLC | 2.30% | 1.5M | $5.8M | +435,833 (+41.0%) | June 30, 2026 |
| 7 | BlackRock Inc | 2.12% | 1.4M | $5.3M | −2.0M (−58.7%) | June 30, 2026 |
| 8 | Marshall Wace Asset Management Ltd | 2.04% | 1.3M | $5.1M | +1.1M (+401.5%) | June 30, 2026 |
| 9 | CIBC Bancorp USA Inc. | 1.87% | 1.2M | $4.7M | −2,309 (−0.2%) | June 30, 2026 |
| 10 | Acadian Asset Management LLC | 1.43% | 928K | $3.6M | −13,116 (−1.4%) | June 30, 2026 |
| 11 | Millennium Management LLC | 1.14% | 739K | $2.9M | −409,487 (−35.7%) | June 30, 2026 |
| 12 | Weber Capital Management LLC | 0.91% | 590K | $2.3M | — | June 30, 2026 |
| 13 | D. E. Shaw & Co LP | 0.90% | 583K | $2.3M | −257,992 (−30.7%) | June 30, 2026 |
| 14 | Geode Capital Management, LLC | 0.88% | 574K | $2.2M | −437,047 (−43.2%) | June 30, 2026 |
| 15 | Citadel Advisors Llc | 0.80% | 517K | $2.0M | −308,581 (−37.4%) | June 30, 2026 |
| 16 | The Goldman Sachs Group Inc | 0.76% | 492K | $1.9M | +104,431 (+26.9%) | June 30, 2026 |
| 17 | Stifel Financial Corp | 0.67% | 435K | $1.7M | +258,917 (+147.0%) | June 30, 2026 |
| 18 | UBS Group AG | 0.56% | 366K | $1.4M | −176,460 (−32.5%) | June 30, 2026 |
| 19 | Jacobs Levy Equity Management, Inc. | 0.56% | 364K | $1.4M | +99,995 (+37.9%) | June 30, 2026 |
| 20 | Morgan Stanley - Brokerage Accounts | 0.49% | 320K | $1.2M | +100,319 (+45.7%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 9 holders added 4.3M shares and 9 cut 5.7M.
TMCI top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 2.23% | 1.4M | $5.6M | — | August 31, 2026 |
| 2 | Schwab US Small-Cap ETF™ | 0.40% | 262K | $1.0M | +171 (+0.1%) | September 30, 2026 |
| 3 | Fidelity Extended Market Index | 0.39% | 253K | $978,123 | +9,592 (+3.9%) | August 31, 2026 |
| 4 | iShares Micro-Cap ETF | 0.24% | 156K | $603,352 | −1,075 (−0.7%) | September 30, 2026 |
| 5 | Vanguard Health Care ETF | 0.24% | 153K | $591,831 | +648 (+0.4%) | August 31, 2026 |
| 6 | BSF Systematic US Eq Abs Ret A2 USD | 0.22% | 143K | $554,614 | — | December 31, 2025 |
| 7 | Xtrackers MSCI World Swap ETF 1C | 0.16% | 105K | $405,100 | −659 (−0.6%) | December 31, 2025 |
| 8 | Xtrackers S&P 500 Swap ETF 1C | 0.16% | 103K | $398,602 | −760 (−0.7%) | December 31, 2025 |
| 9 | Goldman Sachs Absolute Ret Trckr Instl | 0.16% | 102K | $396,334 | +89,378 (+685.7%) | June 30, 2026 |
| 10 | Fidelity Total Market Index | 0.14% | 92K | $355,076 | +1,354 (+1.5%) | August 31, 2026 |
| 11 | Fidelity Series Total Market Index | 0.12% | 78K | $300,730 | — | August 31, 2026 |
| 12 | EA Bridgeway Ultra-Small Company Mkt ETF | 0.11% | 74K | $287,015 | — | September 30, 2026 |
| 13 | iShares Core S&P Total US Stock Mkt ETF | 0.11% | 73K | $282,266 | +60 (+0.1%) | September 30, 2026 |
| 14 | Schwab US Broad Market ETF™ | 0.08% | 53K | $205,222 | +48 (+0.1%) | September 30, 2026 |
| 15 | Dimensional US Small Cap ETF | 0.06% | 37K | $143,995 | — | September 30, 2026 |
| 16 | DFA US Small Cap I | 0.04% | 24K | $92,621 | — | August 31, 2026 |
| 17 | Avantis US Small Cap Equity ETF | 0.03% | 21K | $82,357 | — | September 30, 2026 |
| 18 | AQR Small Cap Multi-Style I | 0.03% | 21K | $81,193 | +20,980 (0.0%) | June 30, 2026 |
| 19 | Vanguard MStar Inst Ttl StkMktIdxInstlPl | 0.03% | 19K | $74,788 | — | August 31, 2026 |
| 20 | BlackRock US SmCp Eq BigData Strat MF | 0.03% | 18K | $69,703 | −151 (−0.8%) | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
TMCI insider transactions
latest 18| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2025-03-17 | Sean F Scanlan | Sell | $7.97 | 50,000 | $398,500 |
| 2024-09-16 | John T Treace | Buy | $5.31 | 50,000 | $265,500 |
| 2024-08-15 | James T Treace | Buy | $5.96 | 84,000 | $500,640 |
| 2024-08-14 | John T Treace | Buy | $6.00 | 85,000 | $510,000 |
| 2024-06-11 | John T Treace | Buy | $5.88 | 45,000 | $264,600 |
| 2024-05-31 | James T Treace | Buy | $6.05 | 25,000 | $151,250 |
| 2024-05-28 | James T Treace | Buy | $5.07 | 50,000 | $253,500 |
| 2024-05-22 | Richard W Mott | Buy | $4.99 | 12,100 | $60,379 |
| 2024-05-17 | John T Treace | Buy | $5.56 | 100,000 | $556,000 |
| 2024-05-13 | John T Treace | Buy | $4.56 | 150,000 | $684,000 |
| 2024-05-13 | Richard W Mott | Buy | $4.38 | 36,802 | $161,193 |
| 2024-05-10 | Deepti Jain | Buy | $4.50 | 25,000 | $112,500 |
| 2024-05-10 | John T Treace | Buy | $4.58 | 150,000 | $687,000 |
| 2023-06-05 | F Barry Bays | Sell | $26.51 | 1,042,318 | $27.6M |
| 2023-06-02 | F Barry Bays | Sell | $26.51 | 48,503 | $1.3M |
| 2023-05-16 | Sean F Scanlan | Sell | $25.44 | 25,000 | $636,000 |
| 2023-05-01 | James T Treace | Sell | $25.24 | 10,000 | $252,400 |
| 2023-04-28 | James T Treace | Sell | $25.01 | 40,000 | $1.0M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
TMCI shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns TMCI
Institutional investors own 49.3% of Treace Medical Concepts's shares and insiders 25.24%. The largest holder is Armistice Capital, LLC with 9.79% of the shares (6.4M), as of June 30, 2026. Among the top 20 institutions, 9 added shares and 9 reduced their stake in the latest filings. Short interest is 3.81% of the float, or 8.87 days of average trading volume. The share count rose 72.6% since 2019.
Related: TMCI analyst forecast, TMCI key metrics. See the TMCI stock overview for the latest quote and news.
TMCI ownership FAQ
Who owns the most Treace Medical Concepts stock?
The largest shareholders of Treace Medical Concepts are Armistice Capital, LLC (9.79%), Bank of America Corp (5.08%), Gagnon Securities LLC (4.66%), Vanguard Capital Management, LLC (3.12%), Gagnon Advisors, LLC (2.36%).
What percentage of Treace Medical Concepts is owned by institutions?
Institutions hold 49.3% of Treace Medical Concepts's shares outstanding; insiders hold 25.24%.
Which funds own Treace Medical Concepts?
The largest fund holders of Treace Medical Concepts are Vanguard MStar Total Stk Mkt Idx Invest (2.23%), Schwab US Small-Cap ETF™ (0.40%), Fidelity Extended Market Index (0.39%), iShares Micro-Cap ETF (0.24%), Vanguard Health Care ETF (0.24%).
What is Treace Medical Concepts's short interest?
2.0M shares of Treace Medical Concepts were sold short, 3.81% of the float; at the average daily volume it would take 8.87 days to cover.
Are insiders buying or selling Treace Medical Concepts?
Of the latest 18 reported insider transactions in Treace Medical Concepts (since April 28, 2023), 12 were purchases and 6 were sales.
How many shares of Treace Medical Concepts are outstanding?
Treace Medical Concepts has 65.0M shares outstanding, of which 47.8M are in the public float.