TMCI · NASDAQ · Medical - Devices

Treace Medical Concepts (TMCI)

Builds surgical systems for bunion and related midfoot deformity procedures.

$4.61
vs last close+0.02 (+0.44%)

13F · 13D/G · Form 4

Institutions49.42%32.14M shares
122 holders · as of Jun 30, 2026
Insiders37.10%24.13M shares
15 holders · as of Aug 24, 2026
Other13.48%8.76M shares
remainder

65.03M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
John T. Treace1Insiderdirector, 10 percent owner, officer: Chief Executive Officer
19.61%10.75Mfiled Aug 24, 2026
Armistice Capital, LLCInstitution
9.79%6.36Mas of Jun 30, 2026
John R. Treace2Insiderdirector
5.22%3.41Mfiled May 11, 2022
Bank of America Corp /DE/Institution
5.08%3.31Mas of Jun 30, 2026
AllianceBernstein L.P.Insider
4.91%3.20Mfiled Feb 14, 2023
Gagnon Securities LLCInstitution
4.66%3.03Mas of Jun 30, 2026
Vanguard Capital Management LLCInstitution
3.12%2.03Mas of Jun 30, 2026
Gagnon Advisors, LLCInstitution
2.36%1.53Mas of Jun 30, 2026
AQR Capital Management LLCInstitution
2.30%1.50Mas of Jun 30, 2026
BlackRock, Inc.Institution
2.12%1.38Mas of Jun 30, 2026
Marshall Wace, LLPInstitution
2.04%1.33Mas of Jun 30, 2026
CIBC Bancorp USA Inc.Institution
1.87%1.22Mas of Jun 30, 2026
Richard W. MottInsiderdirector
1.69%1.10Mfiled May 21, 2025
Acadian Asset Management LLCInstitution
1.43%928,177as of Jun 30, 2026
Mark HairInsiderofficer: Chief Financial Officer
1.41%914,900filed Aug 12, 2026
Scot Michael ElderInsiderofficer: Chief Legl & Comp Off, CorpSec
1.20%778,683filed Aug 12, 2026
Millennium Management LLCInstitution
1.14%738,628as of Jun 30, 2026
Sean F. ScanlanInsiderofficer: Chief Innovation Officer
1.05%679,863filed Aug 12, 2026
Weber Capital Management LLC /AdvInstitution
0.91%589,617as of Jun 30, 2026
D. E. Shaw & Co., Inc.Institution
0.90%583,277as of Jun 30, 2026
Geode Capital Management, LLCInstitution
0.88%573,796as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.79%516,994as of Jun 30, 2026
Goldman Sachs Group IncInstitution
0.76%492,116as of Jun 30, 2026
Gaetano GuglielminoInsiderofficer: Chief Commercial Officer
0.75%490,901filed Jan 23, 2026
Stifel Financial CorpInstitution
0.67%435,009as of Jun 30, 2026
  1. John T. Treace's transaction reports restate only vehicles that traded; the 2022 ownership statement (10.75M) plus the 2.01M net shares acquired since is used instead.
  2. John R. Treace's transaction reports restate only vehicles that traded; the 2022 ownership statement (3.41M) less the 18.4K net shares sold since is used instead.

13F, as of Jun 30, 2026

122 holders · 32.14M shares · 33 new positions · 70 increased · 33 reduced · 31 closed

HolderShares% outstandingChg q/qFiled
Armistice Capital, LLC6.36M9.79%0Aug 14, 2026
Bank of America Corp /DE/3.31M5.08%+90.8KAug 14, 2026
Gagnon Securities LLC3.03M4.66%−2.17MAug 5, 2026
Vanguard Capital Management LLC2.03M3.12%+567.0KAug 13, 2026
Gagnon Advisors, LLC1.53M2.36%+1.53MAug 5, 2026
AQR Capital Management LLC1.50M2.30%+435.8KAug 14, 2026
BlackRock, Inc.1.38M2.12%−1.96MAug 7, 2026
Marshall Wace, LLP1.33M2.04%+1.06MAug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Armistice Capital, LLC9.91%6.26M13GAug 15, 2025
Gagnon Securities LLC6.20%3.93M13GFeb 12, 2026
Bank of America Corp /DE/5.50%3.53M13GMay 14, 2026

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Aug 24, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase11,000$4.347,404,383
Aug 21, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase5,000$4.357,393,383
Aug 20, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase39,944$4.447,388,383
Jun 10, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase · 2 lots44,145$4.027,353,263
Jun 11, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase · 2 lots32,778$4.047,376,150
Jun 1, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase50,000$3.567,323,833
May 26, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase4,508$2.797,162,821
May 27, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase49,810$2.877,212,631
May 28, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase61,202$3.027,273,833
May 12, 2026
John T. Treacedirector, 10 percent owner, officer: Chief Executive Officer
Purchase43,000$2.177,047,550

House and Senate disclosures

Not reported.