Jane Street’s Arthur J. Gallagher & Co AJG Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.43M Sell
11,222
-1,574
-12% -$364K ﹤0.01% 4719
2025
Q4
$3.31M Buy
12,796
+3,224
+34% +$854K ﹤0.01% 3886
2025
Q3
$2.96M Buy
9,572
+235
+3% +$70.8K ﹤0.01% 4240
2025
Q2
$2.99M Sell
9,337
-48,214
-84% -$15.9M ﹤0.01% 3759
2025
Q1
$19.9M Sell
57,551
-1,799,784
-97% -$569M 0.01% 1305
2024
Q4
$527M Buy
1,857,335
+1,825,703
+5,772% +$531M 0.11% 95
2024
Q3
$8.9M Sell
31,632
-10,445
-25% -$2.95M ﹤0.01% 2046
2024
Q2
$10.9M Sell
42,077
-36,547
-46% -$9.07M ﹤0.01% 1945
2024
Q1
$19.7M Buy
78,624
+30,148
+62% +$7.25M ﹤0.01% 1199
2023
Q4
$10.9M Buy
48,476
+20,058
+71% +$4.75M ﹤0.01% 1854
2023
Q3
$6.48M Sell
28,418
-10,036
-26% -$2.25M ﹤0.01% 2272
2023
Q2
$8.44M Sell
38,454
-39,476
-51% -$8.21M ﹤0.01% 2094
2023
Q1
$14.9M Buy
77,930
+64,132
+465% +$12.2M 0.01% 1239
2022
Q4
$2.6M Buy
13,798
+10,310
+296% +$1.93M ﹤0.01% 3434
2022
Q3
$597K Buy
3,488
+2,166
+164% +$384K ﹤0.01% 6355
2022
Q2
$216K Sell
1,322
-38,788
-97% -$6.44M ﹤0.01% 8087
2022
Q1
$7M Buy
40,110
+23,529
+142% +$3.75M ﹤0.01% 2506
2021
Q4
$2.81M Sell
16,581
-4,788
-22% -$782K ﹤0.01% 3799
2021
Q3
$3.18M Buy
21,369
+7,699
+56% +$1.1M ﹤0.01% 3551
2021
Q2
$1.92M Buy
13,670
+10,091
+282% +$1.43M ﹤0.01% 4410
2021
Q1
$447K Sell
3,579
-14,401
-80% -$1.74M ﹤0.01% 7003
2020
Q4
$2.23M Buy
17,980
+14,405
+403% +$1.64M ﹤0.01% 3298
2020
Q3
$378K Sell
3,575
-76,737
-96% -$7.96M ﹤0.01% 5565
2020
Q2
$7.83M Buy
80,312
+60,179
+299% +$5.33M 0.01% 1367
2020
Q1
$1.64M Buy
+20,133
New +$1.93M ﹤0.01% 2222
2019
Q4
Sell
-2,683
Closed -$246K 5004
2019
Q3
$240K Buy
+2,683
New +$241K ﹤0.01% 4430
2019
Q2
Sell
-15,300
Closed -$1.2M 5079
2019
Q1
$1.2M Buy
15,300
+5,549
+57% +$427K ﹤0.01% 2604
2018
Q4
$719K Buy
+9,751
New +$728K ﹤0.01% 3009
2018
Q3
Sell
-22,486
Closed -$1.47M 5023
2018
Q2
$1.47M Buy
22,486
+13,181
+142% +$893K ﹤0.01% 2285
2018
Q1
$640K Buy
9,305
+6,041
+185% +$408K ﹤0.01% 3180
2017
Q4
$207K Buy
+3,264
New +$208K ﹤0.01% 4169
2017
Q3
Sell
-4,291
Closed -$246K 4386
2017
Q2
$246K Sell
4,291
-12,048
-74% -$681K ﹤0.01% 3810
2017
Q1
$924K Sell
16,339
-3,381
-17% -$186K ﹤0.01% 2144
2016
Q4
$1.02M Buy
19,720
+2,319
+13% +$117K ﹤0.01% 2037
2016
Q3
$886K Buy
+17,401
New +$859K ﹤0.01% 2118
2015
Q2
Sell
-7,717
Closed -$361K 3589
2015
Q1
$361K Buy
+7,717
New +$360K ﹤0.01% 2354
2014
Q2
Sell
-24,166
Closed -$1.15M 2504
2014
Q1
$1.15M Buy
+24,166
New +$1.13M 0.01% 864
2013
Q4
Sell
-45,410
Closed -$1.98M 2296
2013
Q3
$1.98M Buy
45,410
+22,006
+94% +$966K 0.02% 590
2013
Q2
$1.02M Buy
+23,404
New +$1.01M 0.02% 891

Other funds holding AJG

Jane Street's AJG Position: Q1 2026 in Review

Jane Street reduced its Arthur J. Gallagher & Co (AJG) stake by 12% in Q1 2026, selling an estimated $364K and leaving 11,222 shares worth $2.43M. The position accounts for ﹤0.01% of the portfolio, ranked #4719.

Jane Street first reported a position in AJG in Q2 2013 and has held it in 39 quarters since. The position peaked at $527M in Q4 2024. 1,241 funds tracked by Wall St. Rank hold AJG as of Q1 2026.

  • Jane Street held 11,222 shares of Arthur J. Gallagher & Co worth $2.43M as of Q1 2026.
  • Jane Street sold 1,574 Arthur J. Gallagher & Co shares in Q1 2026, an estimated $364K.
  • Arthur J. Gallagher & Co made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4719 holding.
  • Jane Street first reported a position in Arthur J. Gallagher & Co in Q2 2013 and has held it in 39 quarters since.
  • Jane Street's Arthur J. Gallagher & Co position peaked at $527M in Q4 2024.
  • 1,241 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q1 2026.

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