Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in TMCI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | 6.4M | $25.3M | 0.0% | 9.810% | 0.31% |
| 2 | BANK OF AMERICA CORP /DE/ | 3.3M | $13.2M | +2.8% | 5.095% | 0.00% |
| 3 | GAGNON SECURITIES LLC | 3.0M | $12.1M | -41.8% | 4.670% | 2.32% |
Filings activity in TMCI during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 116 | 0.9% | 49.26% | 6.21 pp | $123M | +165% |
| Q1 2026 | 117 | +1.7% | 55.47% | +0.07 pp | $46M | 46% |
| Q4 2025 | 115 | 0.9% | 55.40% | 32.46 pp | $86M | 77% |
| Q3 2025 | 116 | 6.5% | 87.86% | +28.69 pp | $379M | +70% |
| Q2 2025 | 124 | 9.5% | 59.17% | +1.21 pp | $223M | 28% |
| Q1 2025 | 137 | +3.0% |
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as a key fundamental indicator because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 1, 2026 | Treace John T. | Buy | 50K | $3.56 | $178K |
Quick answers to the most common questions about buying TMCI stock.
Based on Q2 2026 13F filings, institutional ownership of Treace Medical Concepts, Inc. stands at 49.3%, held across 116 reporting institutions.
ARMISTICE CAPITAL, LLC is the largest reported institutional holder of TMCI, with approximately 6,364,000 shares worth $0.03B as of Q2 2026.
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of TMCI, including MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for TMCI is 47 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2.0M | $8.1M | +38.8% | 3.127% | 0.00% |
| 5 | Gagnon Advisors, LLC | 1.5M | $6.1M | — | 2.365% | 3.88% |
| 6 | AQR CAPITAL MANAGEMENT LLC | 1.5M | $6.0M | +41.0% | 2.309% | 0.00% |
| 7 | BlackRock, Inc. | 1.4M | $5.5M | -58.7% | 2.127% | 0.00% |
| 8 | MARSHALL WACE, LLP | 1.3M | $5.3M | +401.5% | 2.048% | 0.00% |
| 9 | CIBC Bancorp USA Inc. | 1.2M | $4.8M | -0.2% | 1.875% | 0.01% |
| 10 | MILLENNIUM MANAGEMENT LLC | 739K | $2.9M | -35.7% | 1.139% | 0.00% |
| 11 | WEBER CAPITAL MANAGEMENT LLC /ADV | 590K | $2.3M | 0.0% | 0.909% | 2.00% |
| 12 | D. E. Shaw & Co., Inc. | 583K | $2.3M | -30.7% | 0.899% | 0.00% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 574K | $2.3M | -43.2% | 0.885% | 0.00% |
| 14 | CITADEL ADVISORS LLC | 530K | $2.1M | -35.8% | 0.817% | 0.00% |
| 15 | GOLDMAN SACHS GROUP INC | 492K | $2.0M | +26.9% | 0.759% | 0.00% |
| 16 | STIFEL FINANCIAL CORP | 435K | $1.7M | +147.0% | 0.671% | 0.00% |
| 17 | UBS Group AG | 366K | $1.5M | -32.5% | 0.565% | 0.00% |
| 18 | JACOBS LEVY EQUITY MANAGEMENT, INC | 364K | $1.4M | +37.9% | 0.561% | 0.01% |
| 19 | RAYMOND JAMES FINANCIAL INC | 331K | $1.3M | -7.4% | 0.510% | 0.00% |
| 20 | MORGAN STANLEY | 320K | $1.3M | +45.7% | 0.493% | 0.00% |
| 21 | VANGUARD FIDUCIARY TRUST CO | 293K | $1.2M | -8.0% | 0.451% | 0.00% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 283K | $1.1M | -14.1% | 0.436% | 0.00% |
| 23 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 237K | $944K | +1290.8% | 0.365% | 0.00% |
| 24 | STATE STREET CORP | 234K | $932K | -81.0% | 0.361% | 0.00% |
| 25 | Jain Global LLC | 211K | $840K | +401.9% | 0.325% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TMCI — a direct measure of their conviction.
| 57.96% |
| +0.86 pp |
| $309M |
| +14% |
| Q4 2024 | 133 | +1.5% | 57.10% | 3.79 pp | $272M | +20% |
| Q3 2024 | 131 | — | 60.89% | — | $227M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
29 institutions opened new positions in TMCI during Q2 2026, while 30 fully exited. 80 added to existing positions and 5 trimmed.
TMCI institutional ownership fell by 6.21 percentage points quarter-over-quarter, with a net change of -1 holders.
The top 10 institutions account for 72.5% of all reported 13F value in TMCI, and the top 25 account for 91.4%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Treace Medical Concepts, Inc. (TMCI) Institutional Ownership