Jim Simons
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Jim Simons’s Enact Holdings ACT Stock Holding History

Jim Simons’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 		$457K Sell
11,200
-28,309
-72% -$1.16M ﹤0.01% 2641
2025
Q4 		$1.57M Sell
39,509
-115,100
-74% -$4.33M ﹤0.01% 2027
2025
Q3 		$5.93M Sell
154,609
-93,200
-38% -$3.46M 0.01% 1390
2025
Q2 		$9.21M Sell
247,809
-24,000
-9% -$852K 0.01% 1109
2025
Q1 		$9.45M Buy
271,809
+2,300
+0.9% +$76.9K 0.01% 1030
2024
Q4 		$8.73M Sell
269,509
-28,500
-10% -$986K 0.01% 1102
2024
Q3 		$10.8M Buy
298,009
+11,809
+4% +$403K 0.02% 1004
2024
Q2 		$8.77M Buy
286,200
+126,100
+79% +$3.84M 0.01% 999
2024
Q1 		$4.99M Sell
160,100
-41,700
-21% -$1.18M 0.01% 1407
2023
Q4 		$5.83M Buy
201,800
+111,000
+122% +$3.1M 0.01% 1254
2023
Q3 		$2.47M Sell
90,800
-9,100
-9% -$253K ﹤0.01% 1734
2023
Q2 		$2.51M Sell
99,900
-10,300
-9% -$251K ﹤0.01% 1848
2023
Q1 		$2.52M Hold
110,200
– – ﹤0.01% 1882
2022
Q4 		$2.66M Sell
110,200
-1,900
-2% -$46.4K ﹤0.01% 1905
2022
Q3 		$2.48M Buy
112,100
+13,100
+13% +$314K ﹤0.01% 1882
2022
Q2 		$2.13M Buy
99,000
+76,600
+342% +$1.75M ﹤0.01% 2141
2022
Q1 		$498K Sell
22,400
-1,700
-7% -$36.7K ﹤0.01% 3200
2021
Q4 		$498K Buy
+24,100
New +$521K ﹤0.01% 3075

Other funds holding ACT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
GCM
Glendon Capital Management Santa Monica, California $773M AUM 8.9% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 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 $226B AUM 44.75% 1-Year Est. Return

Jim Simons's ACT Position: Q1 2026 in Review

Jim Simons reduced its Enact Holdings (ACT) stake by 72% in Q1 2026, selling an estimated $1.16M and leaving 11,200 shares worth $457K. The position accounts for ﹤0.01% of the portfolio, ranked #2641.

Jim Simons first reported a position in ACT in Q4 2021 and has held it in 18 quarters since. The position peaked at $10.8M in Q3 2024. 252 funds tracked by Wall St. Rank hold ACT as of Q1 2026.

  • Jim Simons held 11,200 shares of Enact Holdings worth $457K as of Q1 2026.
  • Jim Simons sold 28,309 Enact Holdings shares in Q1 2026, an estimated $1.16M.
  • Enact Holdings made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #2641 holding.
  • Jim Simons first reported a position in Enact Holdings in Q4 2021 and has held it in 18 quarters since.
  • Jim Simons's Enact Holdings position peaked at $10.8M in Q3 2024.
  • 252 funds tracked by Wall St. Rank held Enact Holdings as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.