Thermon Group Holdings
THR was delisted on the 29th of May, 2026.
168 hedge funds and large institutions have $905M invested in Thermon Group Holdings in 2025 Q2 according to their latest regulatory filings, with 29 funds opening new positions, 64 increasing their positions, 54 reducing their positions, and 21 closing their positions.
38% more first-time investments, than exits
New positions opened: 29 | Existing positions closed: 21
19% more repeat investments, than reductions
Existing positions increased: 64 | Existing positions reduced: 54
4% more funds holding
Funds holding: 161 → 168 (+7)
2.71% more ownership
Funds ownership: 94.38% → 97.08% (+2.7%)
2% more capital invested
Capital invested by funds: $886M → $905M (+$19.7M)
50% less funds holding in top 10
Funds holding in top 10: 4 → 2 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WHG
Westwood Holdings Group
Dallas,
Texas
|
+$35.5M |
| 2 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$5.76M |
| 3 |
RC
RBF Capital
San Francisco,
California
|
+$4.73M |
| 4 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
+$4.33M |
| 5 |
MVP
Medina Value Partners
Los Angeles,
California
|
+$3.82M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$15.8M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
-$9.39M |
| 3 |
Wells Fargo
San Francisco,
California
|
-$8.34M |
| 4 |
VLKIM
Van Lanschot Kempen Investment Management
Amsterdam,
Netherlands
|
-$7.35M |
| 5 |
Invesco
Atlanta,
Georgia
|
-$5.84M |
THR Hedge Fund Activity: Q2 2025 in Review
168 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Thermon Group Holdings (THR) for Q2 2025, worth a combined $905M — up 2.2% from $886M a quarter earlier.
Buyers outnumbered sellers: 29 funds opened new THR positions and 21 closed out — a net gain of 8 holders — while 64 added to existing stakes and 54 trimmed.
The largest buyer was Westwood Holdings Group, adding an estimated $35.5M. The largest seller was T. Rowe Price Investment Management, cutting an estimated $15.8M.
- 168 institutional investors held Thermon Group Holdings (THR) as of Q2 2025, up from 161 in Q1 2025.
- Funds reported $905M of Thermon Group Holdings stock for Q2 2025, up 2.2% quarter-over-quarter.
- 29 funds opened new Thermon Group Holdings positions in Q2 2025 and 21 closed out, a net change of +8 holders.
- The largest Thermon Group Holdings buyer in Q2 2025 was Westwood Holdings Group, an estimated $35.5M added.
- The largest Thermon Group Holdings seller in Q2 2025 was T. Rowe Price Investment Management, an estimated $15.8M sold.
Based on aggregated 13F filings for Q2 2025.