Mariner
THRM icon

Mariner’s Gentherm THRM Stock Holding History

Mariner’s Portfolio THRM Stock Details THRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-13,273
Closed -$483K – 3827
2025
Q4 		$483K Sell
13,273
-1,559
-11% -$56.1K ﹤0.01% 2466
2025
Q3 		$505K Buy
14,832
+1,087
+8% +$36.8K ﹤0.01% 2422
2025
Q2 		$389K Buy
13,745
+2,296
+20% +$60.9K ﹤0.01% 2521
2025
Q1 		$306K Buy
11,449
+3,483
+44% +$122K ﹤0.01% 2608
2024
Q4 		$318K Sell
7,966
-1,154
-13% -$48.4K ﹤0.01% 2575
2024
Q3 		$425K Sell
9,120
-306
-3% -$15.2K ﹤0.01% 2272
2024
Q2 		$465K Buy
9,426
+23
+0.2% +$1.19K ﹤0.01% 2101
2024
Q1 		$541K Sell
9,403
-71
-0.7% -$3.7K ﹤0.01% 1964
2023
Q4 		$496K Buy
9,474
+3,255
+52% +$159K ﹤0.01% 1935
2023
Q3 		$337K Sell
6,219
-288
-4% -$16.7K ﹤0.01% 2057
2023
Q2 		$368K Buy
6,507
+203
+3% +$11.7K ﹤0.01% 1966
2023
Q1 		$380K Sell
6,304
-64
-1% -$4.29K ﹤0.01% 1885
2022
Q4 		$416K Buy
6,368
+355
+6% +$22.9K ﹤0.01% 1775
2022
Q3 		$299K Buy
+6,013
New +$364K ﹤0.01% 1771

Other funds holding THRM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
TI
Trigran Investments Northbrook, Illinois $545M AUM 56.2% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
HP
Harvey Partners Tarrytown, New York $1.46B AUM 78.13% 1-Year Est. Return
GACM
Global Alpha Capital Management Montreal, Quebec, Canada $1.67B AUM 35.09% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

Mariner's THRM Position: Q1 2026 in Review

Mariner sold out of Gentherm (THRM) in Q1 2026, closing a stake of 13,273 shares — an estimated $483K sold.

Mariner first reported a position in THRM in Q3 2022 and held it in 14 quarters. The position peaked at $541K in Q1 2024. 240 funds tracked by Wall St. Rank hold THRM as of Q1 2026.

  • Mariner reported no remaining Gentherm position as of Q1 2026 after selling out during the quarter.
  • Mariner sold 13,273 Gentherm shares in Q1 2026, an estimated $483K.
  • Mariner first reported a position in Gentherm in Q3 2022 and held it in 14 quarters.
  • Mariner's Gentherm position peaked at $541K in Q1 2024.
  • 240 funds tracked by Wall St. Rank held Gentherm as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.