Prospector Partners’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
2025
Q4
$807K Sell
3,120
-41,844
-93% -$11.1M 1.73% 16
2025
Q3
$13.9M Sell
44,964
-32,699
-42% -$9.86M 1.66% 20
2025
Q2
$24.9M Sell
77,663
-3,089
-4% -$1.02M 2.84% 4
2025
Q1
$27.9M Sell
80,752
-387
-0.5% -$122K 3.14% 4
2024
Q4
$23M Buy
81,139
+175
+0.2% +$50.9K 2.56% 6
2024
Q3
$22.8M Buy
80,964
+257
+0.3% +$72.5K 2.38% 8
2024
Q2
$20.9M Buy
80,707
+443
+0.6% +$110K 2.34% 8
2024
Q1
$20.1M Sell
80,264
-20,290
-20% -$4.88M 2.21% 13
2023
Q4
$22.6M Buy
100,554
+280
+0.3% +$66.3K 2.82% 4
2023
Q3
$22.9M Buy
100,274
+375
+0.4% +$83.9K 3.08% 2
2023
Q2
$21.9M Buy
99,899
+550
+0.6% +$114K 3.06% 3
2023
Q1
$19M Sell
99,349
-12,024
-11% -$2.28M 2.64% 3
2022
Q4
$21M Buy
111,373
+348
+0.3% +$65.1K 2.87% 3
2022
Q3
$19M Buy
111,025
+9,175
+9% +$1.63M 2.83% 4
2022
Q2
$16.6M Sell
101,850
-3,795
-4% -$630K 2.42% 6
2022
Q1
$18.4M Sell
105,645
-9,780
-8% -$1.56M 2.28% 6
2021
Q4
$19.6M Sell
115,425
-10,375
-8% -$1.7M 2.26% 8
2021
Q3
$18.7M Sell
125,800
-2,000
-2% -$286K 2.4% 8
2021
Q2
$17.9M Buy
127,800
+1,000
+0.8% +$141K 2.25% 10
2021
Q1
$15.8M Sell
126,800
-71,050
-36% -$8.57M 2.02% 11
2020
Q4
$24.5M Sell
197,850
-12,250
-6% -$1.4M 3.04% 5
2020
Q3
$22.2M Buy
210,100
+21,050
+11% +$2.18M 3.34% 4
2020
Q2
$18.4M Buy
189,050
+46,500
+33% +$4.12M 3.21% 4
2020
Q1
$11.6M Buy
142,550
+54,150
+61% +$5.19M 2.19% 9
2019
Q4
$8.42M Buy
88,400
+29,600
+50% +$2.71M 1.18% 29
2019
Q3
$5.27M Sell
58,800
-3,700
-6% -$333K 0.77% 44
2019
Q2
$5.47M Buy
+62,500
New +$5.21M 0.75% 48
2014
Q2
Sell
-92,500
Closed -$4.4M 194
2014
Q1
$4.4M Hold
92,500
0.21% 126
2013
Q4
$4.34M Sell
92,500
-2,300
-2% -$107K 0.19% 126
2013
Q3
$4.14M Hold
94,800
0.19% 128
2013
Q2
$4.14M Buy
+94,800
New +$4.1M 0.2% 115

Other funds holding AJG

Prospector Partners's AJG Position: Q4 2025 in Review

Prospector Partners reduced its Arthur J. Gallagher & Co (AJG) stake by 93% in Q4 2025, selling an estimated $11.1M and leaving 3,120 shares worth $807K. The position accounts for 1.73% of the portfolio, ranked #16.

Prospector Partners first reported a position in AJG in Q2 2013 and has held it in 31 quarters since. The position peaked at $27.9M in Q1 2025. 1,298 funds tracked by Wall St. Rank hold AJG as of Q4 2025.

  • Prospector Partners held 3,120 shares of Arthur J. Gallagher & Co worth $807K as of Q4 2025.
  • Prospector Partners sold 41,844 Arthur J. Gallagher & Co shares in Q4 2025, an estimated $11.1M.
  • Arthur J. Gallagher & Co made up 1.73% of Prospector Partners's portfolio in Q4 2025, its #16 holding.
  • Prospector Partners first reported a position in Arthur J. Gallagher & Co in Q2 2013 and has held it in 31 quarters since.
  • Prospector Partners's Arthur J. Gallagher & Co position peaked at $27.9M in Q1 2025.
  • 1,298 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q4 2025.

Based on Prospector Partners's 13F filing for Q4 2025, filed 13 Feb 2026.