Simplex Trading
THR

Simplex Trading’s Thermon Group Holdings THR Stock Holding History

Simplex Trading’s Portfolio THR Stock Details THR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$161K Sell
3,196
-9,296
-74% -$433K ﹤0.01% 4561
2025
Q4 		$464K Buy
12,492
+11,799
+1,703% +$387K ﹤0.01% 3375
2025
Q3 		$18K Buy
+693
New +$18.6K ﹤0.01% 7429
2024
Q1 		– Sell
-54
Closed -$1K – 9888
2023
Q4 		$1K Buy
+54
New +$1.61K ﹤0.01% 8588
2023
Q3 		– Sell
-632
Closed -$17K – 9817
2023
Q2 		$16K Sell
632
-738
-54% -$17.1K ﹤0.01% 6998
2023
Q1 		$34K Buy
+1,370
New +$33.4K ﹤0.01% 6378
2022
Q2 		– Sell
-1,188
Closed -$18.3K – 11088
2022
Q1 		$19K Buy
+1,188
New +$20.7K ﹤0.01% 8314
2021
Q2 		– Sell
-745
Closed -$13.9K – 10707
2021
Q1 		$14K Buy
+745
New +$13.6K ﹤0.01% 7719
2020
Q3 		– Sell
-175
Closed -$2K – 8511
2020
Q2 		$2K Buy
175
+29
+20% +$429 ﹤0.01% 7281
2020
Q1 		$2K Buy
+146
New +$3.04K ﹤0.01% 7231
2018
Q1 		– Sell
-3,095
Closed -$73K – 6864
2017
Q4 		$73K Buy
+3,095
New +$67.6K ﹤0.01% 2079
2015
Q2 		– Sell
-1
Closed – – 5854
2015
Q1 		$0 Buy
+1
New +$23 ﹤0.01% 5582

Other funds holding THR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
MVP
Medina Value Partners Los Angeles, California $477M AUM 25.52% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
WHG
Westwood Holdings Group Dallas, Texas $13.7B AUM 21.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Simplex Trading's THR Position: Q1 2026 in Review

Simplex Trading reduced its Thermon Group Holdings (THR) stake by 74% in Q1 2026, selling an estimated $433K and leaving 3,196 shares worth $161K. The position accounts for ﹤0.01% of the portfolio, ranked #4561.

Simplex Trading first reported a position in THR in Q1 2015 and has held it in 12 quarters since. The position peaked at $464K in Q4 2025. 215 funds tracked by Wall St. Rank hold THR as of Q1 2026.

  • Simplex Trading held 3,196 shares of Thermon Group Holdings worth $161K as of Q1 2026.
  • Simplex Trading sold 9,296 Thermon Group Holdings shares in Q1 2026, an estimated $433K.
  • Thermon Group Holdings made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4561 holding.
  • Simplex Trading first reported a position in Thermon Group Holdings in Q1 2015 and has held it in 12 quarters since.
  • Simplex Trading's Thermon Group Holdings position peaked at $464K in Q4 2025.
  • 215 funds tracked by Wall St. Rank held Thermon Group Holdings as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.