Abbot Financial Management’s Costco COST Stock Holding History

Abbot Financial 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
2021 Q1	–	Sell	-700	Closed	-$264K	–	137
2020 Q4	$264K	Buy	700 +100	+17%	+$37.4K	0.15%	106
2020 Q3	$214K	Hold	600	–	–	0.14%	108
2020 Q2	$182K	Hold	600	–	–	0.13%	111
2020 Q1	$171K	Buy	+600	New	+$182K	0.14%	102
2019 Q3	–	Sell	-2,200	Closed	-$581K	–	124
2019 Q2	$581K	Sell	2,200 -1,200	-35%	-$299K	0.42%	67
2019 Q1	$823K	Buy	3,400 +200	+6%	+$43.7K	0.64%	57
2018 Q4	$652K	Buy	3,200 +2,100	+191%	+$469K	0.57%	59
2018 Q3	$258K	Buy	1,100 +300	+38%	+$67.6K	0.19%	98
2018 Q2	$167K	Buy	+800	New	+$158K	0.13%	103
2018 Q1	–	Sell	-900	Closed	-$168K	–	111
2017 Q4	$168K	Buy	+900	New	+$155K	0.13%	94

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 $137B AUM 18.02% 1-Year Est. Return

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

Abbot Financial Management's COST Position: Q1 2026 in Review

Abbot Financial Management increased its Costco (COST) stake by 1.7% in Q1 2026, buying an estimated $24.4K and bringing the position to 1,466 shares worth $1.46M. The position accounts for 0.61% of the portfolio, ranked #49.

Abbot Financial Management first reported a position in COST in Q4 2017 and has held it in 31 quarters since. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

Abbot Financial Management held 1,466 shares of Costco worth $1.46M as of Q1 2026.
Abbot Financial Management bought 25 Costco shares in Q1 2026, an estimated $24.4K.
Costco made up 0.61% of Abbot Financial Management's portfolio in Q1 2026, its #49 holding.
Abbot Financial Management first reported a position in Costco in Q4 2017 and has held it in 31 quarters since.
4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Abbot Financial Management's 13F filing for Q1 2026, filed 13 May 2026.