Jane Street
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Jane Street’s Arch Capital ACGL Stock Holding History

Jane Street’s Portfolio ACGL Stock Details ACGL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$998K Sell
10,400
-22,400
-68% -$2.14M ﹤0.01% 6496
2025
Q4 		$3.15M Buy
32,800
+16,000
+95% +$1.46M ﹤0.01% 3966
2025
Q3 		$1.52M Sell
16,800
-900
-5% -$80.7K ﹤0.01% 5440
2025
Q2 		$1.61M Buy
17,700
+3,600
+26% +$332K ﹤0.01% 4770
2025
Q1 		$1.36M Buy
14,100
+1,000
+8% +$92.3K ﹤0.01% 5015
2024
Q4 		$1.21M Sell
13,100
-800
-6% -$80.8K ﹤0.01% 5012
2024
Q3 		$1.56M Buy
13,900
+8,800
+173% +$915K ﹤0.01% 4985
2024
Q2 		$515K Sell
5,100
-7,200
-59% -$700K ﹤0.01% 6977
2024
Q1 		$1.14M Buy
12,300
+1,900
+18% +$161K ﹤0.01% 5172
2023
Q4 		$772K Sell
10,400
-11,500
-53% -$940K ﹤0.01% 6033
2023
Q3 		$1.75M Buy
21,900
+14,900
+213% +$1.16M ﹤0.01% 4275
2023
Q2 		$524K Sell
7,000
-6,700
-49% -$484K ﹤0.01% 6246
2023
Q1 		$930K Sell
13,700
-35,200
-72% -$2.31M ﹤0.01% 5131
2022
Q4 		$3.07M Buy
48,900
+35,300
+260% +$1.97M ﹤0.01% 3187
2022
Q3 		$619K Buy
13,600
+2,600
+24% +$117K ﹤0.01% 6286
2022
Q2 		$500K Sell
11,000
-35,000
-76% -$1.62M ﹤0.01% 6743
2022
Q1 		$2.23M Buy
46,000
+11,300
+33% +$525K ﹤0.01% 4551
2021
Q4 		$1.54M Buy
34,700
+26,100
+303% +$1.11M ﹤0.01% 5017
2021
Q3 		$328K Sell
8,600
-10,800
-56% -$428K ﹤0.01% 8011
2021
Q2 		$755K Buy
19,400
+700
+4% +$27.7K ﹤0.01% 6439
2021
Q1 		$718K Sell
18,700
-56,800
-75% -$2.02M ﹤0.01% 6120
2020
Q4 		$2.72M Buy
+75,500
New +$2.48M ﹤0.01% 2958

Other funds holding ACGL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
WCM Investment Management
WCM Investment Management Laguna Beach, California $43.8B AUM 42.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Jane Street's ACGL Position: Q1 2026 in Review

Jane Street reduced its Arch Capital (ACGL) stake by 57% in Q1 2026, selling an estimated $30.3M and leaving 236,115 shares worth $22.7M. The position accounts for ﹤0.01% of the portfolio, ranked #1669.

Jane Street first reported a position in ACGL in Q2 2013 and has held it in 40 quarters since. The position peaked at $58.9M in Q3 2021. 910 funds tracked by Wall St. Rank hold ACGL as of Q1 2026.

  • Jane Street held 236,115 shares of Arch Capital worth $22.7M as of Q1 2026.
  • Jane Street sold 316,964 Arch Capital shares in Q1 2026, an estimated $30.3M.
  • Arch Capital made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #1669 holding.
  • Jane Street first reported a position in Arch Capital in Q2 2013 and has held it in 40 quarters since.
  • Jane Street's Arch Capital position peaked at $58.9M in Q3 2021.
  • 910 funds tracked by Wall St. Rank held Arch Capital as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.