Aquatic Capital Management’s Costco COST Stock Holding History

Aquatic Capital Management’s Portfolio COST Stock Details COST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.43M	Sell	1,524 -13,869	-90%	-$13.8M	0.05%	463
2026 Q1	$15.3M	Sell	15,393 -12,245	-44%	-$11.9M	0.44%	44
2025 Q4	$23.8M	Sell	27,638 -29,140	-51%	-$26.4M	0.68%	25
2025 Q3	$52.6M	Buy	+56,778	New	+$54.4M	0.98%	9
2025 Q2	–	Sell	-70,343	Closed	-$66.5M	–	1282
2025 Q1	$66.5M	Buy	+70,343	New	+$68.6M	1.69%	1
2024 Q4	–	Sell	-35,480	Closed	-$31.5M	–	1378
2024 Q3	$31.5M	Buy	35,480 +32,640	+1,149%	+$28.3M	0.82%	19
2024 Q2	$2.41M	Sell	2,840 -69,960	-96%	-$54.6M	0.09%	230
2024 Q1	$53.3M	Sell	72,800 -24,800	-25%	-$17.7M	1.74%	5
2023 Q4	$64.4M	Buy	97,600 +30,440	+45%	+$18M	1.64%	6
2023 Q3	$37.9M	Sell	67,160 -3,140	-4%	-$1.73M	1.58%	6
2023 Q2	$37.8M	Buy	+70,300	New	+$35.6M	2.05%	1
2023 Q1	–	Sell	-36,000	Closed	-$16.4M	–	1337
2022 Q4	$16.4M	Buy	36,000 +7,000	+24%	+$3.42M	1.2%	6
2022 Q3	$13.7M	Buy	29,000 +25,500	+729%	+$13.3M	1.33%	1
2022 Q2	$1.68M	Buy	+3,500	New	+$1.78M	0.55%	36

Other funds holding COST

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Aquatic Capital Management's COST Position: Q2 2026 in Review

Aquatic Capital Management reduced its Costco (COST) stake by 90% in Q2 2026, selling an estimated $13.8M and leaving 1,524 shares worth $1.43M. The position accounts for 0.05% of the portfolio, ranked #463.

Aquatic Capital Management first reported a position in COST in Q2 2022 and has held it in 14 quarters since. The position peaked at $66.5M in Q1 2025. 4,248 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Aquatic Capital Management held 1,524 shares of Costco worth $1.43M as of Q2 2026.
Aquatic Capital Management sold 13,869 Costco shares in Q2 2026, an estimated $13.8M.
Costco made up 0.05% of Aquatic Capital Management's portfolio in Q2 2026, its #463 holding.
Aquatic Capital Management first reported a position in Costco in Q2 2022 and has held it in 14 quarters since.
Aquatic Capital Management's Costco position peaked at $66.5M in Q1 2025.
4,248 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Aquatic Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.