TMCI · Insider trading · 13F holders · Congress trades
Treace Medical Concepts, Inc. (TMCI)
Who is buying and selling TMCI: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 7
- Insider buys, 90 days
- $247K
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
TMCI at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 1 TMCI insider filed 1 open-market purchase worth $247K on SEC Form 4.
- 7 13F filers hold TMCI among their 50 largest positions, worth $47.4M combined. The biggest bets by portfolio weight are Gagnon Advisors, LLC (3.9%), Weber Capital Management LLC /adv (2.4%) and Gagnon Securities LLC (2.3%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
- No member of Congress has disclosed a trade in TMCI.
- TMCI last closed at $5.06 on Oct 29, 2026.
TMCI insider trading
Between Aug 1, 2026 and Oct 29, 2026, 1 TMCI insider filed 1 open-market purchase worth $247K on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Aug 24, 2026 | Treace John T. | Chief Executive Officer, Director, 10% Owner | Buy | 55,944 | $4.41 | $247K | SEC |
Who owns TMCI? Hedge funds and superinvestors
7 13F filers hold TMCI among their 50 largest positions, worth $47.4M combined. The biggest bets by portfolio weight are Gagnon Advisors, LLC (3.9%), Weber Capital Management LLC /adv (2.4%) and Gagnon Securities LLC (2.3%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Armistice Capital, LLCHedge fund | 0.7% | $25.3M | 6,364,000 | — | Q2 2026 |
| Gagnon Securities LLCWealth manager | 2.3% | $12.1M | 3,029,543 | -41.8% shares | Q2 2026 |
| Gagnon Advisors, LLCHedge fund | 3.9% | $6.1M | 1,534,034 | New | Q2 2026 |
| Weber Capital Management LLC /advHedge fund | 2.4% | $2.6M | 589,617 | +0.0% shares | Q3 2026 |
| Arcadia Wealth Management, Inc.Wealth manager | 0.4% | $836K | 209,972 | +0.0% shares | Q2 2026 |
| LCW Services, LLCWealth manager | 0.2% | $403K | 90,821 | +0.0% shares | Q3 2026 |
| Bronte Capital Management Pty Ltd.Hedge fund | 0.0% | $62K | 15,577 | — | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 2, Q2 2026: 5). Screen TMCI in the grand portfolio →
TMCI stock trades by members of Congress
No member of Congress has disclosed a trade in TMCI.
TMCI questions and answers
Are insiders buying TMCI stock?
Between Aug 1, 2026 and Oct 29, 2026, 1 TMCI insider filed 1 open-market purchase worth $247K on SEC Form 4.
Which hedge funds own TMCI?
7 13F filers hold TMCI among their 50 largest positions, worth $47.4M combined. The biggest bets by portfolio weight are Gagnon Advisors, LLC (3.9%), Weber Capital Management LLC /adv (2.4%) and Gagnon Securities LLC (2.3%). In their latest 13Fs, 1 manager opened a new position and 0 added to one.
Has Congress traded TMCI?
No member of Congress has disclosed a trade in TMCI.
Who is the largest holder of TMCI?
Among 13F filers, Armistice Capital, LLC reports the largest TMCI position, $25.3M (6,364,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Gagnon Advisors, LLC's: 3.9% of its portfolio.
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