Round Rock Advisors’s Capital One COF Stock Holding History

Round Rock Advisors’s Portfolio COF Stock Details COF Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.39M	Sell	13,106 -1,402	-10%	-$293K	0.37%	38
2025 Q4	$3.52M	Buy	14,508 +25	+0.2%	+$5.57K	0.53%	28
2025 Q3	$3.08M	Sell	14,483 -1	-0%	-$219	0.49%	31
2025 Q2	$3.08M	Buy	14,484 +189	+1%	+$35.3K	0.53%	36
2025 Q1	$2.56M	Sell	14,295 -40	-0.3%	-$7.56K	0.48%	42
2024 Q4	$2.56M	Sell	14,335 -738	-5%	-$128K	0.52%	37
2024 Q3	$2.26M	Sell	15,073 -165	-1%	-$23.5K	0.53%	33
2024 Q2	$2.11M	Buy	15,238 +675	+5%	+$94.7K	0.51%	37
2024 Q1	$2.17M	Sell	14,563 -2,277	-14%	-$308K	0.52%	41
2023 Q4	$2.21M	Buy	+16,840	New	+$1.82M	0.56%	38

Other funds holding COF

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

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return

Round Rock Advisors's COF Position: Q1 2026 in Review

Round Rock Advisors reduced its Capital One (COF) stake by 9.7% in Q1 2026, selling an estimated $293K and leaving 13,106 shares worth $2.39M. The position accounts for 0.37% of the portfolio, ranked #38.

Round Rock Advisors first reported a position in COF in Q4 2023 and has held it in 10 quarters since. The position peaked at $3.52M in Q4 2025. 2,063 funds tracked by Wall St. Rank hold COF as of Q1 2026.

Round Rock Advisors held 13,106 shares of Capital One worth $2.39M as of Q1 2026.
Round Rock Advisors sold 1,402 Capital One shares in Q1 2026, an estimated $293K.
Capital One made up 0.37% of Round Rock Advisors's portfolio in Q1 2026, its #38 holding.
Round Rock Advisors first reported a position in Capital One in Q4 2023 and has held it in 10 quarters since.
Round Rock Advisors's Capital One position peaked at $3.52M in Q4 2025.
2,063 funds tracked by Wall St. Rank held Capital One as of Q1 2026.

Based on Round Rock Advisors's 13F filing for Q1 2026, filed 15 May 2026.