William Blair Investment Management’s Alaska Air ALK Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$9.5M	Sell	258,191 -276,930	-52%	-$13.3M	0.03%	317
2025 Q4	$26.9M	Sell	535,121 -55,160	-9%	-$2.55M	0.08%	220
2025 Q3	$29.4M	Sell	590,281 -35,483	-6%	-$1.97M	0.08%	219
2025 Q2	$31M	Buy	625,764 +621,182	+13,557%	+$30.2M	0.08%	202
2025 Q1	$226K	Sell	4,582 -1,726	-27%	-$113K	﹤0.01%	415
2024 Q4	$408K	Sell	6,308 -5,013	-44%	-$264K	﹤0.01%	402
2024 Q3	$512K	Sell	11,321 -149	-1%	-$5.65K	﹤0.01%	364
2024 Q2	$463K	Hold	11,470	–	–	﹤0.01%	372
2024 Q1	$493K	Buy	11,470 +436	+4%	+$16.3K	﹤0.01%	361
2023 Q4	$431K	Buy	11,034 +2,108	+24%	+$75.2K	﹤0.01%	367
2023 Q3	$331K	Buy	8,926 +3,258	+57%	+$148K	﹤0.01%	380
2023 Q2	$301K	Sell	5,668 -15	-0.3%	-$682	﹤0.01%	370
2023 Q1	$238K	Buy	5,683 +13	+0.2%	+$610	﹤0.01%	378
2022 Q4	$243K	Buy	5,670 +21	+0.4%	+$925	﹤0.01%	383
2022 Q3	$221K	Buy	5,649 +493	+10%	+$21.7K	﹤0.01%	377
2022 Q2	$206K	Sell	5,156 -4,116	-44%	-$201K	﹤0.01%	394
2022 Q1	$538K	Buy	9,272 +1,339	+17%	+$73K	﹤0.01%	392
2021 Q4	$413K	Buy	7,933 +3,127	+65%	+$169K	﹤0.01%	409
2021 Q3	$282K	Buy	+4,806	New	+$277K	﹤0.01%	422
2019 Q1	–	Sell	-17,747	Closed	-$1.08M	–	407
2018 Q4	$1.08M	Buy	+17,747	New	+$1.15M	0.01%	380