Tounjian Advisory Partners’s Costco COST Stock Holding History

Tounjian Advisory Partners’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	$3.99M	Buy	4,268 +1,426	+50%	+$1.42M	1.71%	16
2026 Q1	$2.83M	Sell	2,842 -224	-7%	-$218K	1.02%	21
2025 Q4	$2.64M	Buy	3,066 +2,822	+1,157%	+$2.56M	0.9%	26
2025 Q3	$227K	Sell	244 -2,986	-92%	-$2.86M	0.08%	148
2025 Q2	$3.06M	Sell	3,230 -40	-1%	-$39.8K	0.59%	46
2025 Q1	$3.09M	Buy	+3,270	New	+$3.19M	0.58%	47

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

Tounjian Advisory Partners's COST Position: Q2 2026 in Review

Tounjian Advisory Partners increased its Costco (COST) stake by 50% in Q2 2026, buying an estimated $1.42M and bringing the position to 4,268 shares worth $3.99M. The position accounts for 1.71% of the portfolio, ranked #16.

Tounjian Advisory Partners first reported a position in COST in Q1 2025 and has held it in 6 quarters since. 4,254 funds tracked by Wall St. Rank hold COST as of Q2 2026.

Tounjian Advisory Partners held 4,268 shares of Costco worth $3.99M as of Q2 2026.
Tounjian Advisory Partners bought 1,426 Costco shares in Q2 2026, an estimated $1.42M.
Costco made up 1.71% of Tounjian Advisory Partners's portfolio in Q2 2026, its #16 holding.
Tounjian Advisory Partners first reported a position in Costco in Q1 2025 and has held it in 6 quarters since.
4,254 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Tounjian Advisory Partners's 13F filing for Q2 2026, filed 7 Aug 2026.