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.
Key figures
- Insider buys
- 0
- Open market, last 90 days
- Insider sells
- 0
- Open market, last 90 days
- 13F holders
- 217
- Q1 2026, +27 vs. previous quarter
- 13F value
- $1.65B
- Reported value at the end of Q1 2026
- Superinvestors holding
- 1
- At the end of Q1 2026
Superinvestors holding THR, Q1 2026
1 superinvestor reports holding Thermon Group Holdings, Inc. on Form 13F. Percentages are the stock's share of each portfolio.
Soros Fund Management
George Soros
0.3%
Thermon Group Holdings, Inc.'s share of the portfolio
- Shares
- 448,088
- Value
- $22.6M
Latest insider trades
Open-market purchases and sales by Thermon Group Holdings, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Feb 10, 2025 (view filing) | Feb 10 | Same day | Cerovski Thomas NSVP, Global Sales | PPurchase | +500 | $27.72 | +$13.9K | +1.2%42.6K after | |
| Dec 13, 2024 (view filing) | Dec 12 | 1 day | Buntin DavidSVP, Thermon Heat Tracing | SSale | −28.1K | $32.15 | −$904.6K | −32.3%58.9K after | 2 lots |
| Dec 2, 2024 (view filing) | Nov 27 | 5 days | Roberto KuaharaSVP, Operations | SSale | −300 | $31.37 | −$9.41K | −1.2%24.4K after | |
| Jun 4, 2024 (view filing) | Jun 3 | 1 day | McGinty Kevin JDirector | SSale | −5.00K | $32.84 | −$164.2K | −11.6%38.1K after | |
| Jun 3, 2024 (view filing) | May 31 | 3 days | Nesser John T IIIDirector | SSale | −6.00K | $33.60 | −$201.6K | −9.5%57.3K after | 2 lots |
| Jun 3, 2024 (view filing) | May 31 | 3 days | Roberts Mark JohnSVP, Global Engineering | SSale | −2.91K | $33.35 | −$97.0K | −5.4%50.9K after | |
| Feb 8, 2024 (view filing) | Feb 5 | 3 days | Thames BrucePresident & CEO | PPurchase | +2.04K | $24.51 | +$50.0K | +0.8%257.6K after | Amended |
| Feb 6, 2024 (view filing) | Feb 6 | Same day | Fix Roger LDirector | PPurchase | +1.55K | $25.70 | +$40.0K | +5.8%28.3K after | |
| Feb 6, 2024 (view filing) | Feb 6 | Same day | Fox KevinSVP - Chief Financial Officer | PPurchase | +1.00K | $24.84 | +$24.8K | +2.7%37.5K after | |
| Feb 6, 2024 (view filing) | Feb 5 | 1 day | Clarke John UDirector | PPurchase | +5.00K | $25.01 | +$125.0K | +17.0%34.5K after |
Top 10 13F holders, Q1 2026
The largest institutional positions in Thermon Group Holdings, Inc. at the end of Q1 2026; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 2,970,723 | $149.7M | 0.01% | +552,961+22.9% | Added |
| BlackRock, Inc. | 2,588,149 | $130.4M | 0.00% | −93,501−3.5% | Reduced |
| Dimensional Fund Advisors LP | 1,730,100 | $87.2M | 0.02% | −4790.0% | Reduced |
| Vanguard Portfolio Management LLC | 1,404,091 | $70.8M | 0.00% | +1,404,091 | New |
| Vanguard Capital Management LLC | 1,387,057 | $69.9M | 0.00% | +1,387,057 | New |
| Medina Singh Partners, LLC | 966,319 | $48.7M | 10.20% | −77,207−7.4% | Reduced |
| GW&K Investment Management, LLC | 952,518 | $48.0M | 0.42% | −674,739−41.5% | Reduced |
| Geode Capital Management, LLC | 832,516 | $42.0M | 0.00% | +50,439+6.4% | Added |
| Westwood Holdings Group Inc. | 782,763 | $39.5M | 0.29% | −194,058−19.9% | Reduced |
| State Street Corp | 772,529 | $38.9M | 0.00% | +10,689+1.4% | Added |
Holders of 5% or more of THR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Thermon Group Holdings, Inc..
Congress trades
3 members of Congress reported 8 trades in Thermon Group Holdings, Inc. since 2020. Newest filings:
| Filed | Member | Type | Amount |
|---|---|---|---|
| Mar 9, 2026 | Gilbert Ray Cisneros, Jr.Democrat · House · CA | Sell (partial) | $1K-$15K |
| Oct 10, 2025 | Gilbert Ray Cisneros, Jr.Democrat · House · CA | Buy | $1K-$15K |
| Oct 10, 2025 | Gilbert Ray Cisneros, Jr.Democrat · House · CA | Buy | $1K-$15K |
| May 14, 2025 | Josh GottheimerDemocrat · House · NJ | Sell | $1K-$15K |
| Jan 14, 2025 | Josh GottheimerDemocrat · House · NJ | Buy | $1K-$15K |
Democrat · House · CA · Mar 9, 2026
Sell (partial)$1K-$15K
Democrat · House · CA · Oct 10, 2025
Buy$1K-$15K
Democrat · House · CA · Oct 10, 2025
Buy$1K-$15K
Democrat · House · NJ · May 14, 2025
Sell$1K-$15K
Democrat · House · NJ · Jan 14, 2025
Buy$1K-$15K