Security National Bank of So Dak’s Costco COST Stock Holding History

Security National Bank of So Dak’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 Q1	$471K	Sell	473 -38	-7%	-$37K	0.23%	82
2025 Q4	$441K	Hold	511	–	–	0.22%	85
2025 Q3	$473K	Sell	511 -5	-1%	-$4.79K	0.24%	79
2025 Q2	$511K	Sell	516 -30	-5%	-$29.8K	0.28%	77
2025 Q1	$516K	Buy	546 +69	+14%	+$67.3K	0.29%	75
2024 Q4	$437K	Buy	477 +38	+9%	+$35.3K	0.24%	77
2024 Q3	$389K	Hold	439	–	–	0.22%	78
2024 Q2	$373K	Hold	439	–	–	0.22%	78
2024 Q1	$322K	Hold	439	–	–	0.19%	82
2023 Q4	$290K	Hold	439	–	–	0.19%	85
2023 Q3	$248K	Hold	439	–	–	0.18%	88
2023 Q2	$236K	Buy	+439	New	+$222K	0.17%	90
2022 Q4	$246K	Buy	+539	New	+$263K	0.18%	89
2022 Q2	–	Sell	-389	Closed	-$224K	–	94
2022 Q1	$224K	Hold	389	–	–	0.16%	89
2021 Q4	$221K	Buy	+389	New	+$199K	0.15%	98

Other funds holding COST

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

DAM

Diamant Asset Management Ridgefield, Connecticut $147M AUM 25.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Security National Bank of So Dak's COST Position: Q1 2026 in Review

Security National Bank of So Dak reduced its Costco (COST) stake by 7.4% in Q1 2026, selling an estimated $37K and leaving 473 shares worth $471K. The position accounts for 0.23% of the portfolio, ranked #82.

Security National Bank of So Dak first reported a position in COST in Q4 2021 and has held it in 15 quarters since. The position peaked at $516K in Q1 2025. 4,240 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Security National Bank of So Dak held 473 shares of Costco worth $471K as of Q1 2026.
Security National Bank of So Dak sold 38 Costco shares in Q1 2026, an estimated $37K.
Costco made up 0.23% of Security National Bank of So Dak's portfolio in Q1 2026, its #82 holding.
Security National Bank of So Dak first reported a position in Costco in Q4 2021 and has held it in 15 quarters since.
Security National Bank of So Dak's Costco position peaked at $516K in Q1 2025.
4,240 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Security National Bank of So Dak's 13F filing for Q1 2026, filed 15 May 2026.