Mariner
ACT icon

Mariner’s Enact Holdings ACT Stock Holding History

Mariner’s Portfolio ACT Stock Details ACT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.95M Sell
72,246
-5,620
-7% -$230K ﹤0.01% 1308
2025
Q4 		$3.09M Sell
77,866
-1,178
-1% -$44.3K ﹤0.01% 1246
2025
Q3 		$3.03M Sell
79,044
-605
-0.8% -$22.4K ﹤0.01% 1181
2025
Q2 		$2.96M Buy
79,649
+1,196
+2% +$42.5K ﹤0.01% 1109
2025
Q1 		$2.73M Buy
78,453
+1,775
+2% +$59.3K ﹤0.01% 1076
2024
Q4 		$2.48M Sell
76,678
-5,094
-6% -$176K ﹤0.01% 1101
2024
Q3 		$2.97M Buy
81,772
+26,394
+48% +$900K 0.01% 1000
2024
Q2 		$1.7M Buy
55,378
+30,206
+120% +$920K ﹤0.01% 1194
2024
Q1 		$785K Sell
25,172
-12,097
-32% -$343K ﹤0.01% 1688
2023
Q4 		$1.08M Buy
37,269
+5,896
+19% +$164K ﹤0.01% 1377
2023
Q3 		$854K Buy
31,373
+18,634
+146% +$518K ﹤0.01% 1409
2023
Q2 		$320K Buy
+12,739
New +$311K ﹤0.01% 2068

Other funds holding ACT

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
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
GCM
Glendon Capital Management Santa Monica, California $805M AUM 17.91% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Mariner's ACT Position: Q1 2026 in Review

Mariner reduced its Enact Holdings (ACT) stake by 7.2% in Q1 2026, selling an estimated $230K and leaving 72,246 shares worth $2.95M. The position accounts for ﹤0.01% of the portfolio, ranked #1308.

Mariner first reported a position in ACT in Q2 2023 and has held it in 12 quarters since. The position peaked at $3.09M in Q4 2025. 251 funds tracked by Wall St. Rank hold ACT as of Q1 2026.

  • Mariner held 72,246 shares of Enact Holdings worth $2.95M as of Q1 2026.
  • Mariner sold 5,620 Enact Holdings shares in Q1 2026, an estimated $230K.
  • Enact Holdings made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1308 holding.
  • Mariner first reported a position in Enact Holdings in Q2 2023 and has held it in 12 quarters since.
  • Mariner's Enact Holdings position peaked at $3.09M in Q4 2025.
  • 251 funds tracked by Wall St. Rank held Enact Holdings as of Q1 2026.

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