Jane Street’s Arch Capital ACGL Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$22.7M Sell
236,115
-316,964
-57% -$30.3M ﹤0.01% 1669
2025
Q4
$53.1M Buy
553,079
+407,403
+280% +$37.3M 0.01% 901
2025
Q3
$13.2M Sell
145,676
-134,207
-48% -$12M ﹤0.01% 2070
2025
Q2
$25.5M Buy
+279,883
New +$25.8M 0.01% 1233
2025
Q1
Sell
-2,351
Closed -$217K 9294
2024
Q4
$217K Sell
2,351
-17,532
-88% -$1.77M ﹤0.01% 8284
2024
Q3
$2.22M Sell
19,883
-258,220
-93% -$26.9M ﹤0.01% 4253
2024
Q2
$28.1M Buy
278,103
+103,643
+59% +$10.1M 0.01% 1033
2024
Q1
$16.1M Buy
174,460
+54,458
+45% +$4.6M ﹤0.01% 1365
2023
Q4
$8.91M Buy
120,002
+29,191
+32% +$2.39M ﹤0.01% 2100
2023
Q3
$7.24M Buy
90,811
+3,940
+5% +$307K ﹤0.01% 2146
2023
Q2
$6.5M Buy
86,871
+47,171
+119% +$3.41M ﹤0.01% 2397
2023
Q1
$2.69M Buy
39,700
+21,922
+123% +$1.44M ﹤0.01% 3325
2022
Q4
$1.12M Sell
17,778
-77,092
-81% -$4.3M ﹤0.01% 4815
2022
Q3
$4.32M Buy
94,870
+7,158
+8% +$323K ﹤0.01% 2836
2022
Q2
$3.99M Buy
87,712
+59,854
+215% +$2.77M ﹤0.01% 3001
2022
Q1
$1.35M Buy
27,858
+3,791
+16% +$176K ﹤0.01% 5497
2021
Q4
$1.07M Sell
24,067
-1,518,155
-98% -$64.4M ﹤0.01% 5757
2021
Q3
$58.9M Buy
1,542,222
+1,489,476
+2,824% +$59M 0.02% 540
2021
Q2
$2.05M Buy
52,746
+15,114
+40% +$598K ﹤0.01% 4288
2021
Q1
$1.44M Buy
37,632
+3,280
+10% +$117K ﹤0.01% 4689
2020
Q4
$1.24M Buy
34,352
+7,442
+28% +$244K ﹤0.01% 4317
2020
Q3
$787K Sell
26,910
-89,384
-77% -$2.72M ﹤0.01% 4482
2020
Q2
$3.33M Buy
116,294
+98,929
+570% +$2.73M ﹤0.01% 2355
2020
Q1
$494K Buy
17,365
+390
+2% +$15.8K ﹤0.01% 3634
2019
Q4
$728K Buy
+16,975
New +$704K ﹤0.01% 3208
2019
Q2
Sell
-12,197
Closed -$394K 5056
2019
Q1
$394K Buy
12,197
+133
+1% +$4.05K ﹤0.01% 3957
2018
Q4
$322K Sell
12,064
-15,715
-57% -$435K ﹤0.01% 3984
2018
Q3
$828K Buy
27,779
+1,098
+4% +$32.6K ﹤0.01% 2999
2018
Q2
$706K Buy
26,681
+16,445
+161% +$442K ﹤0.01% 3193
2018
Q1
$292K Buy
+10,236
New +$301K ﹤0.01% 4054
2017
Q4
Sell
-22,005
Closed -$722K 4492
2017
Q3
$722K Sell
22,005
-27,180
-55% -$877K ﹤0.01% 2659
2017
Q2
$1.53M Buy
49,185
+33,039
+205% +$1.05M 0.01% 1750
2017
Q1
$510K Buy
+16,146
New +$493K ﹤0.01% 2853
2016
Q1
Sell
-22,725
Closed -$528K 4001
2015
Q4
$528K Sell
22,725
-33,561
-60% -$825K ﹤0.01% 2422
2015
Q3
$1.38M Buy
56,286
+15,693
+39% +$368K 0.01% 1320
2015
Q2
$906K Buy
40,593
+26,328
+185% +$559K 0.01% 1669
2015
Q1
$293K Buy
+14,265
New +$286K ﹤0.01% 2537
2014
Q3
Sell
-19,749
Closed -$378K 2486
2014
Q2
$378K Buy
+19,749
New +$376K ﹤0.01% 1640
2013
Q4
Sell
-72,894
Closed -$1.31M 2278
2013
Q3
$1.31M Buy
72,894
+5,310
+8% +$95K 0.02% 863
2013
Q2
$1.16M Buy
+67,584
New +$1.18M 0.02% 784

Other funds holding ACGL

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. 914 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.
  • 914 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.