Thermon Group Holdings, Inc.
THRDelisted Jun 1, 2026- Industry
- Electrical Industrial Apparatus
- SEC CIK
- 0001489096
Thermon Group Holdings, Inc. was delisted on Jun 1, 2026; its insiders filed their last Form 4 on Jun 3, 2026; 217 institutions reported holding it in 13F filings for Q1 2026, worth $1.65B in total; Soros Fund Management was the only superinvestor holding it.
13F holders, Q3 2025
Institutional positions in Thermon Group Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 158
- −10 vs. Q2 2025
- Shares held
- 33.2M
- +903.3K (+2.8%) vs. Q2 2025
- Total value
- $885.2M
- −$20.0M (−2.2%) vs. Q2 2025
- New holders
- 20
- 63 more added
- Sold out
- 30
- 52 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting THR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 3 | $4.78M |
| Q1 2026 | 217 | $1.65B |
| Q4 2025 | 193 | $1.23B |
| Q3 2025 | 158 | $885.2M |
| Q2 2025 | 169 | $905.2M |
| Q1 2025 | 160 | $868.2M |
| Q4 2024 | 169 | $933.8M |
| Q3 2024 | 151 | $948.2M |
| Q2 2024 | 155 | $980.3M |
| Q1 2024 | 146 | $1.08B |
| Q4 2023 | 159 | $1.04B |
| Q3 2023 | 150 | $878.5M |
| Q2 2023 | 153 | $839.7M |
| Q1 2023 | 155 | $793.2M |
| Q4 2022 | 134 | $629.9M |
| Q3 2022 | 120 | $488.7M |
| Q2 2022 | 108 | $449.0M |
| Q1 2022 | 113 | $508.2M |
| Q4 2021 | 107 | $529.5M |
| Q3 2021 | 95 | $545.0M |
| Q2 2021 | 94 | $536.1M |
| Q1 2021 | 98 | $616.5M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Thermon Group Holdings, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Barclays PLC | 57,071 | $1.52M | 0.00% | −16,374−22.3% | Reduced |
| Wells Fargo & Company | 58,155 | $1.55M | 0.00% | −27,279−31.9% | Reduced |
| Blair William & Co | 60,102 | $1.61M | 0.00% | −46,535−43.6% | Reduced |
| Swiss National Bank | 64,300 | $1.72M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 64,600 | $1.73M | 0.00% | −34,400−34.7% | Reduced |
| Dark Forest Capital Management LP | 66,303 | $1.77M | 0.07% | +58,485+748.1% | Added |
| Nuveen, LLC | 68,107 | $1.82M | 0.00% | 00.0% | Unchanged |
| Rice Hall James & Associates, LLC | 68,851 | $1.84M | 0.10% | −33,038−32.4% | Reduced |
| D. E. Shaw & Co., Inc. | 70,349 | $1.88M | 0.00% | +56,468+406.8% | Added |
| American Century Companies Inc | 79,753 | $2.13M | 0.00% | +10,260+14.8% | Added |
| Diamond Hill Capital Management Inc | 96,455 | $2.58M | 0.01% | −2,922−2.9% | Reduced |
| Royal Bank of Canada | 117,863 | $3.15M | 0.00% | −128,096−52.1% | Reduced |
| Bank of New York Mellon Corp | 117,860 | $3.15M | 0.00% | +1,893+1.6% | Added |
| Intrinsic Edge Capital Management LLC | 120,000 | $3.21M | 0.49% | +120,000 | New |
| Two Sigma Advisers, LP | 120,562 | $3.22M | 0.01% | +85,100+240.0% | Added |
| Two Sigma Investments, LP | 156,246 | $4.17M | 0.01% | +133,617+590.5% | Added |
| Citadel Advisors LLC | 163,947 | $4.38M | 0.00% | +163,947 | New |
| Bank of America Corp | 164,939 | $4.41M | 0.00% | +57,715+53.8% | Added |
| Wedge Capital Management L L P | 165,479 | $4.42M | 0.07% | +106,925+182.6% | Added |
| RBF Capital, LLC | 170,000 | $4.54M | 0.21% | −4,684−2.7% | Reduced |
| Russell Investments Group, Ltd. | 172,123 | $4.60M | 0.01% | +40,339+30.6% | Added |
| Qube Research & Technologies Ltd | 178,112 | $4.76M | 0.01% | +15,751+9.7% | Added |
| Public Employees Retirement System of Ohio | 197,425 | $5.28M | 0.02% | +15,287+8.4% | Added |
| Price T Rowe Associates Inc | 211,547 | $5.65M | 0.00% | +77,349+57.6% | Added |
| Goldman Sachs Group Inc | 240,087 | $6.42M | 0.00% | +23,411+10.8% | Added |
| Assenagon Asset Management S.A. | 255,694 | $6.83M | 0.01% | +129,791+103.1% | Added |
| Heartland Advisors Inc | 256,044 | $6.84M | 0.36% | +24,732+10.7% | Added |
| Lightrock Netherlands B.V. | 307,075 | $6.98M | 1.83% | +60,350+24.5% | Added |
| JPMorgan Chase & Co | 262,237 | $7.01M | 0.00% | −1,843−0.7% | Reduced |
| UBS Group AG | 288,370 | $7.71M | 0.00% | +213,935+287.4% | Added |
| Deutsche Bank AG | 314,081 | $8.39M | 0.00% | +28,463+10.0% | Added |
| Northern Trust Corp | 326,414 | $8.72M | 0.00% | −8,276−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 348,952 | $9.32M | 0.00% | −5,345−1.5% | Reduced |
| Meros Investment Management, LP | 352,001 | $9.41M | 4.02% | +69,346+24.5% | Added |
| First Eagle Investment Management, LLC | 391,978 | $10.5M | 0.02% | +42,867+12.3% | Added |
| Arrowstreet Capital, Limited Partnership | 428,646 | $11.5M | 0.01% | +144,757+51.0% | Added |
| Kennedy Capital Management, Inc. | 440,165 | $11.8M | 0.26% | +121,634+38.2% | Added |
| Ameriprise Financial Inc | 489,786 | $13.1M | 0.00% | −58,215−10.6% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 492,782 | $13.2M | 0.04% | +24,998+5.3% | Added |
| New South Capital Management Inc | 493,619 | $13.2M | 0.60% | −6,016−1.2% | Reduced |
| Needham Investment Management LLC | 623,500 | $16.7M | 1.16% | 00.0% | Unchanged |
| Morgan Stanley | 719,525 | $19.2M | 0.00% | +446,659+163.7% | Added |
| Swedbank AB | 758,000 | $20.3M | 0.02% | +105,000+16.1% | Added |
| Harvey Partners, LLC | 771,500 | $20.6M | 1.88% | +131,769+20.6% | Added |
| Geode Capital Management, LLC | 780,503 | $20.9M | 0.00% | −10,629−1.3% | Reduced |
| State Street Corp | 782,428 | $20.9M | 0.00% | +2,634+0.3% | Added |
| Wellington Management Group LLP | 856,239 | $22.9M | 0.00% | −45,017−5.0% | Reduced |
| Brown Advisory Inc | 881,566 | $23.6M | 0.03% | −225,522−20.4% | Reduced |
| William Blair Investment Management, LLC | 980,348 | $26.2M | 0.07% | −59,447−5.7% | Reduced |
| Medina Singh Partners, LLC | 987,165 | $26.4M | 6.16% | +33,248+3.5% | Added |
| Kempen Capital Management N.V. | 1,125,050 | $30.1M | 0.27% | −46,070−3.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,169,523 | $31.3M | 0.02% | −990,941−45.9% | Reduced |
| GW&K Investment Management, LLC | 1,429,542 | $38.2M | 0.34% | +817,138+133.4% | Added |
| Westwood Holdings Group Inc. | 1,487,163 | $39.7M | 0.28% | +169,927+12.9% | Added |
| Dimensional Fund Advisors LP | 1,769,214 | $47.3M | 0.01% | +740.0% | Added |
| FMR LLC | 2,423,533 | $64.8M | 0.00% | +1,1930.0% | Added |
| BlackRock, Inc. | 2,535,400 | $67.7M | 0.00% | −91,153−3.5% | Reduced |
| Vanguard Group Inc | 3,168,931 | $84.7M | 0.00% | −53,032−1.6% | Reduced |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −159,810−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −117,633−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −80,889−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −70,803−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −54,444−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −50,025−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −25,571−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −24,392−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −24,005−100.0% | Sold out |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −17,297−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −16,109−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −16,035−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −14,810−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −14,480−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −12,923−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −12,392−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −11,863−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −8,104−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −7,402−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −1,100−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −747−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −532−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −469−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −208−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −167−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −106−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −48−100.0% | Sold out |
| Rothschild Investment LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Stephens Consulting, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| First Horizon Advisors, Inc. | – | – | – | – | Not filed |