Jim Simons’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
$16.6M Buy
76,600
+72,280
+1,673% +$16.7M 0.03% 732
2025
Q4
$1.12M Sell
4,320
-396,180
-99% -$105M ﹤0.01% 2213
2025
Q3
$124M Buy
400,500
+50,900
+15% +$15.3M 0.16% 118
2025
Q2
$112M Buy
349,600
+30,600
+10% +$10.1M 0.15% 139
2025
Q1
$110M Buy
319,000
+145,800
+84% +$46.1M 0.17% 132
2024
Q4
$49.2M Buy
173,200
+82,500
+91% +$24M 0.07% 331
2024
Q3
$25.5M Buy
+90,700
New +$25.6M 0.04% 557
2024
Q2
Sell
-76,400
Closed -$19.1M 3456
2024
Q1
$19.1M Buy
+76,400
New +$18.4M 0.03% 658
2023
Q3
Sell
-20,800
Closed -$4.57M 3621
2023
Q2
$4.57M Buy
+20,800
New +$4.33M 0.01% 1472
2022
Q3
Sell
-125,200
Closed -$20.4M 3992
2022
Q2
$20.4M Sell
125,200
-149,800
-54% -$24.9M 0.02% 724
2022
Q1
$48M Buy
275,000
+1,900
+0.7% +$303K 0.06% 366
2021
Q4
$46.3M Sell
273,100
-455,900
-63% -$74.5M 0.06% 362
2021
Q3
$108M Buy
729,000
+412,710
+130% +$59.1M 0.14% 158
2021
Q2
$44.3M Buy
+316,290
New +$44.7M 0.06% 371
2020
Q4
Sell
-184,300
Closed -$19.5M 3353
2020
Q3
$19.5M Buy
184,300
+200
+0.1% +$20.7K 0.02% 751
2020
Q2
$17.9M Buy
184,100
+88,700
+93% +$7.85M 0.02% 882
2020
Q1
$7.78M Buy
95,400
+7,600
+9% +$728K 0.01% 1313
2019
Q4
$8.36M Sell
87,800
-54,500
-38% -$4.99M 0.01% 1554
2019
Q3
$12.7M Sell
142,300
-94,400
-40% -$8.49M 0.01% 1234
2019
Q2
$20.7M Sell
236,700
-130,700
-36% -$10.9M 0.02% 942
2019
Q1
$28.7M Buy
+367,400
New +$28.3M 0.03% 777
2018
Q4
Sell
-137,100
Closed -$10.2M 3354
2018
Q3
$10.2M Sell
137,100
-153,300
-53% -$11M 0.01% 1347
2018
Q2
$19M Sell
290,400
-141,900
-33% -$9.61M 0.02% 954
2018
Q1
$29.7M Buy
432,300
+102,700
+31% +$6.93M 0.03% 705
2017
Q4
$20.9M Buy
329,600
+11,200
+4% +$715K 0.02% 920
2017
Q3
$19.6M Sell
318,400
-89,600
-22% -$5.27M 0.02% 914
2017
Q2
$23.4M Buy
408,000
+368,300
+928% +$20.8M 0.03% 756
2017
Q1
$2.25M Sell
39,700
-433,500
-92% -$23.9M ﹤0.01% 2178
2016
Q4
$24.6M Buy
+473,200
New +$23.8M 0.04% 654
2016
Q3
Sell
-64,900
Closed -$3.09M 3302
2016
Q2
$3.09M Sell
64,900
-100,800
-61% -$4.68M 0.01% 1927
2016
Q1
$7.37M Buy
165,700
+88,300
+114% +$3.52M 0.01% 1348
2015
Q4
$3.17M Sell
77,400
-432,700
-85% -$18.6M 0.01% 1801
2015
Q3
$21.1M Buy
510,100
+411,700
+418% +$18.7M 0.05% 479
2015
Q2
$4.65M Sell
98,400
-436,600
-82% -$21M 0.01% 1479
2015
Q1
$25M Sell
535,000
-165,000
-24% -$7.71M 0.05% 482
2014
Q4
$33M Buy
700,000
+583,200
+499% +$27.4M 0.08% 284
2014
Q3
$5.3M Buy
116,800
+112,300
+2,496% +$5.16M 0.01% 1133
2014
Q2
$210K Sell
4,500
-158,901
-97% -$7.24M ﹤0.01% 2560
2014
Q1
$7.78M Sell
163,401
-372,399
-70% -$17.4M 0.02% 1006
2013
Q4
$25.1M Sell
535,800
-46,900
-8% -$2.18M 0.06% 391
2013
Q3
$25.4M Buy
582,700
+281,300
+93% +$12.4M 0.06% 385
2013
Q2
$13.2M Buy
+301,400
New +$13M 0.03% 604

Other funds holding AJG

Jim Simons's AJG Position: Q1 2026 in Review

Jim Simons increased its Arthur J. Gallagher & Co (AJG) stake by 1,673% in Q1 2026, buying an estimated $16.7M and bringing the position to 76,600 shares worth $16.6M. The position accounts for 0.03% of the portfolio, ranked #732.

Jim Simons first reported a position in AJG in Q2 2013 and has held it in 42 quarters since. The position peaked at $124M in Q3 2025. 1,244 funds tracked by Wall St. Rank hold AJG as of Q1 2026.

  • Jim Simons held 76,600 shares of Arthur J. Gallagher & Co worth $16.6M as of Q1 2026.
  • Jim Simons bought 72,280 Arthur J. Gallagher & Co shares in Q1 2026, an estimated $16.7M.
  • Arthur J. Gallagher & Co made up 0.03% of Jim Simons's portfolio in Q1 2026, its #732 holding.
  • Jim Simons first reported a position in Arthur J. Gallagher & Co in Q2 2013 and has held it in 42 quarters since.
  • Jim Simons's Arthur J. Gallagher & Co position peaked at $124M in Q3 2025.
  • 1,244 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q1 2026.

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