Marshall Wace’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
Q2 | $945K | Sell |
4,115
-272,305
| -99% | -$57.8M | ﹤0.01% | 2221 |
|
|
2026
Q1 | $59.9M | Buy |
276,420
+192,091
| +228% | +$44.4M | 0.06% | 303 |
|
|
2025
Q4 | $21.8M | Sell |
84,329
-15,268
| -15% | -$4.04M | 0.02% | 604 |
|
|
2025
Q3 | $30.8M | Sell |
99,597
-47,541
| -32% | -$14.3M | 0.03% | 483 |
|
|
2025
Q2 | $47.1M | Sell |
147,138
-97,559
| -40% | -$32.2M | 0.05% | 307 |
|
|
2025
Q1 | $84.5M | Sell |
244,697
-61,223
| -20% | -$19.3M | 0.11% | 168 |
|
|
2024
Q4 | $86.8M | Buy |
305,920
+290,098
| +1,834% | +$84.4M | 0.1% | 181 |
|
|
2024
Q3 | $4.45M | Sell |
15,822
-23,528
| -60% | -$6.64M | 0.01% | 1040 |
|
|
2024
Q2 | $10.2M | Sell |
39,350
-6,429
| -14% | -$1.59M | 0.01% | 720 |
|
|
2024
Q1 | $11.4M | Buy |
45,779
+38,335
| +515% | +$9.22M | 0.02% | 703 |
|
|
2023
Q4 | $1.67M | Buy |
+7,444
| New | +$1.76M | ﹤0.01% | 1295 |
|
|
2023
Q3 | – | Sell |
-50,417
| Closed | -$11.1M | – | 2149 |
|
|
2023
Q2 | $11.1M | Buy |
50,417
+48,702
| +2,840% | +$10.1M | 0.02% | 688 |
|
|
2023
Q1 | $328K | Buy |
+1,715
| New | +$325K | ﹤0.01% | 2265 |
|
|
2022
Q3 | – | Sell |
-29,300
| Closed | -$4.78M | – | 3290 |
|
|
2022
Q2 | $4.78M | Buy |
+29,300
| New | +$4.86M | 0.01% | 1383 |
|
|
2022
Q1 | – | Sell |
-101,673
| Closed | -$17.3M | – | 3291 |
|
|
2021
Q4 | $17.3M | Buy |
+101,673
| New | +$16.6M | 0.03% | 554 |
|
|
2021
Q3 | – | Sell |
-105,330
| Closed | -$14.8M | – | 2974 |
|
|
2021
Q2 | $14.8M | Buy |
+105,330
| New | +$14.9M | 0.07% | 324 |
|
|
2020
Q4 | – | Sell |
-5,100
| Closed | -$538K | – | 1843 |
|
|
2020
Q3 | $538K | Buy |
+5,100
| New | +$529K | ﹤0.01% | 1224 |
|
|
2020
Q2 | – | Sell |
-16,994
| Closed | -$1.39M | – | 1503 |
|
|
2020
Q1 | $1.39M | Buy |
16,994
+14,627
| +618% | +$1.4M | 0.01% | 727 |
|
|
2019
Q4 | $225K | Buy |
+2,367
| New | +$217K | ﹤0.01% | 1318 |
|
|
2018
Q3 | – | Sell |
-5,141
| Closed | -$336K | – | 1122 |
|
|
2018
Q2 | $336K | Sell |
5,141
-226,959
| -98% | -$15.4M | 0.01% | 620 |
|
|
2018
Q1 | $16M | Buy |
+232,100
| New | +$15.7M | 0.66% | 42 |
|
|
2017
Q1 | – | Sell |
-47,092
| Closed | -$2.45M | – | 308 |
|
|
2016
Q4 | $2.45M | Buy |
+47,092
| New | +$2.37M | 0.02% | 598 |
|
|
2014
Q4 | – | Sell |
-19,594
| Closed | -$888K | – | 797 |
|
|
2014
Q3 | $888K | Buy |
+19,594
| New | +$901K | 0.01% | 565 |
|
Other funds holding AJG
Marshall Wace's AJG Position: Q2 2026 in Review
Marshall Wace reduced its Arthur J. Gallagher & Co (AJG) stake by 99% in Q2 2026, selling an estimated $57.8M and leaving 4,115 shares worth $945K. The position accounts for ﹤0.01% of the portfolio, ranked #2221.
Marshall Wace first reported a position in AJG in Q3 2014 and has held it in 23 quarters since. The position peaked at $86.8M in Q4 2024. 1,285 funds tracked by Wall St. Rank hold AJG as of Q2 2026.
- Marshall Wace held 4,115 shares of Arthur J. Gallagher & Co worth $945K as of Q2 2026.
- Marshall Wace sold 272,305 Arthur J. Gallagher & Co shares in Q2 2026, an estimated $57.8M.
- Arthur J. Gallagher & Co made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2221 holding.
- Marshall Wace first reported a position in Arthur J. Gallagher & Co in Q3 2014 and has held it in 23 quarters since.
- Marshall Wace's Arthur J. Gallagher & Co position peaked at $86.8M in Q4 2024.
- 1,285 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q2 2026.
Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.