Mizuho Securities USA’s Blackrock BLK Stock Holding History

Mizuho Securities USA’s Portfolio BLK Stock Details BLK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$10.9M	Buy	11,302 +2,579	+30%	+$2.67M	0.18%	89
2026 Q1	$8.39M	Sell	8,723 -1,783	-17%	-$1.88M	0.2%	99
2025 Q4	$11M	Buy	10,506 +17	+0.2%	+$18.6K	0.18%	92
2025 Q3	$11.8M	Buy	10,489 +428	+4%	+$478K	0.24%	73
2025 Q2	$10.6M	Sell	10,061 -1,596	-14%	-$1.51M	0.23%	82
2025 Q1	$11M	Sell	11,657 -2,141	-16%	-$2.1M	0.24%	81
2024 Q4	$14.1M	Buy	13,798 +4,769	+53%	+$4.84M	0.26%	64
2024 Q3	$8.57M	Sell	9,029 -1,743	-16%	-$1.51M	0.18%	89
2024 Q2	$8.48M	Buy	+10,772	New	+$8.4M	0.19%	101

Other funds holding BLK

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

Temasek Holdings Singapore $37.3B AUM 12.6% 1-Year Est. Return

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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 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

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

Mizuho Securities USA's BLK Position: Q2 2026 in Review

Mizuho Securities USA increased its Blackrock (BLK) stake by 30% in Q2 2026, buying an estimated $2.67M and bringing the position to 11,302 shares worth $10.9M. The position accounts for 0.18% of the portfolio, ranked #89.

Mizuho Securities USA first reported a position in BLK in Q2 2024 and has held it in 9 quarters since. The position peaked at $14.1M in Q4 2024. 2,322 funds tracked by Wall St. Rank hold BLK as of Q2 2026.

Mizuho Securities USA held 11,302 shares of Blackrock worth $10.9M as of Q2 2026.
Mizuho Securities USA bought 2,579 Blackrock shares in Q2 2026, an estimated $2.67M.
Blackrock made up 0.18% of Mizuho Securities USA's portfolio in Q2 2026, its #89 holding.
Mizuho Securities USA first reported a position in Blackrock in Q2 2024 and has held it in 9 quarters since.
Mizuho Securities USA's Blackrock position peaked at $14.1M in Q4 2024.
2,322 funds tracked by Wall St. Rank held Blackrock as of Q2 2026.

Based on Mizuho Securities USA's 13F filing for Q2 2026, filed 24 Jul 2026.