William Blair & Company
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William Blair & Company’s American International AIG Stock Holding History

William Blair & Company’s Portfolio AIG Stock Details AIG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.3M Buy
17,333
+218
+1% +$16.7K ﹤0.01% 856
2025
Q4 		$1.46M Sell
17,115
-158
-0.9% -$12.6K ﹤0.01% 829
2025
Q3 		$1.36M Sell
17,273
-50
-0.3% -$4K ﹤0.01% 839
2025
Q2 		$1.48M Buy
17,323
+1,366
+9% +$114K ﹤0.01% 788
2025
Q1 		$1.39M Sell
15,957
-140
-0.9% -$10.9K ﹤0.01% 798
2024
Q4 		$1.17M Buy
16,097
+1,453
+10% +$109K ﹤0.01% 852
2024
Q3 		$1.07M Sell
14,644
-1,811
-11% -$135K ﹤0.01% 884
2024
Q2 		$1.22M Sell
16,455
-10,298
-38% -$787K ﹤0.01% 814
2024
Q1 		$2.09M Buy
26,753
+1,222
+5% +$87.2K 0.01% 665
2023
Q4 		$1.73M Buy
25,531
+10,280
+67% +$655K 0.01% 708
2023
Q3 		$924K Buy
15,251
+103
+0.7% +$6.15K ﹤0.01% 869
2023
Q2 		$872K Buy
15,148
+499
+3% +$26.8K ﹤0.01% 883
2023
Q1 		$738K Sell
14,649
-54,262
-79% -$3.17M ﹤0.01% 920
2022
Q4 		$4.36M Sell
68,911
-9,015
-12% -$525K 0.02% 456
2022
Q3 		$3.7M Sell
77,926
-3,838
-5% -$202K 0.02% 479
2022
Q2 		$4.18M Sell
81,764
-19,097
-19% -$1.11M 0.02% 455
2022
Q1 		$6.33M Buy
100,861
+1,207
+1% +$72.6K 0.02% 410
2021
Q4 		$5.67M Buy
99,654
+44,969
+82% +$2.56M 0.02% 450
2021
Q3 		$3M Buy
54,685
+37,842
+225% +$1.95M 0.01% 585
2021
Q2 		$802K Buy
16,843
+1,536
+10% +$76K ﹤0.01% 984
2021
Q1 		$707K Buy
15,307
+1,430
+10% +$61.8K ﹤0.01% 1013
2020
Q4 		$525K Sell
13,877
-4,450
-24% -$157K ﹤0.01% 1071
2020
Q3 		$505K Buy
18,327
+1,484
+9% +$44.2K ﹤0.01% 967
2020
Q2 		$525K Sell
16,843
-705
-4% -$19.8K ﹤0.01% 929
2020
Q1 		$426K Sell
17,548
-50,702
-74% -$2.17M ﹤0.01% 908
2019
Q4 		$3.5M Buy
68,250
+11,010
+19% +$583K 0.02% 480
2019
Q3 		$3.19M Buy
57,240
+40,927
+251% +$2.26M 0.02% 477
2019
Q2 		$869K Sell
16,313
-762
-4% -$38K 0.01% 799
2019
Q1 		$735K Buy
17,075
+2,160
+14% +$92.4K ﹤0.01% 828
2018
Q4 		$588K Sell
14,915
-1,912
-11% -$83.5K ﹤0.01% 859
2018
Q3 		$896K Sell
16,827
-435
-3% -$23.4K 0.01% 777
2018
Q2 		$915K Buy
17,262
+196
+1% +$10.6K 0.01% 758
2018
Q1 		$929K Sell
17,066
-1,736
-9% -$103K 0.01% 732
2017
Q4 		$1.12M Sell
18,802
-13,344
-42% -$820K 0.01% 716
2017
Q3 		$1.97M Sell
32,146
-863
-3% -$53.8K 0.01% 558
2017
Q2 		$2.06M Buy
33,009
+12,427
+60% +$772K 0.02% 557
2017
Q1 		$1.31M Sell
20,582
-17,442
-46% -$1.12M 0.01% 636
2016
Q4 		$2.48M Buy
38,024
+561
+1% +$35.2K 0.02% 447
2016
Q3 		$2.22M Sell
37,463
-1,417
-4% -$81K 0.02% 472
2016
Q2 		$2.06M Buy
38,880
+1,504
+4% +$83K 0.02% 474
2016
Q1 		$2.02M Sell
37,376
-104,057
-74% -$5.62M 0.02% 450
2015
Q4 		$8.76M Buy
141,433
+2,728
+2% +$166K 0.08% 220
2015
Q3 		$7.88M Sell
138,705
-1,496
-1% -$91.4K 0.07% 252
2015
Q2 		$8.67M Buy
140,201
+21,957
+19% +$1.3M 0.01% 929
2015
Q1 		$6.48M Sell
118,244
-363,219
-75% -$19.5M 0.01% 962
2014
Q4 		$27M Sell
481,463
-12,958
-3% -$695K 0.04% 492
2014
Q3 		$26.7M Buy
494,421
+20,341
+4% +$1.11M 0.05% 464
2014
Q2 		$25.9M Buy
474,080
+723
+0.2% +$38.3K 0.04% 482
2014
Q1 		$23.7M Buy
473,357
+12,639
+3% +$629K 0.04% 494
2013
Q4 		$23.5M Buy
460,718
+31,206
+7% +$1.56M 0.04% 503
2013
Q3 		$20.9M Buy
429,512
+3,736
+0.9% +$178K 0.04% 509
2013
Q2 		$19M Buy
+425,776
New +$18.3M 0.04% 495

Other funds holding AIG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

William Blair & Company's AIG Position: Q1 2026 in Review

William Blair & Company increased its American International (AIG) stake by 1.3% in Q1 2026, buying an estimated $16.7K and bringing the position to 17,333 shares worth $1.3M. The position accounts for ﹤0.01% of the portfolio, ranked #856.

William Blair & Company first reported a position in AIG in Q2 2013 and has held it in 52 quarters since. The position peaked at $27M in Q4 2014. 1,112 funds tracked by Wall St. Rank hold AIG as of Q1 2026.

  • William Blair & Company held 17,333 shares of American International worth $1.3M as of Q1 2026.
  • William Blair & Company bought 218 American International shares in Q1 2026, an estimated $16.7K.
  • American International made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #856 holding.
  • William Blair & Company first reported a position in American International in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's American International position peaked at $27M in Q4 2014.
  • 1,112 funds tracked by Wall St. Rank held American International as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.