Blackrock ETF Trust

CUSIP 09290C665ISHARES SYSTEMATIALTQ4 2025

Blackrock ETF Trust — Owners — 13D/13G Beneficial Ownership · FBInvestor

13D / 13G Filings

Schedule 13D/13G on record

Beneficial Filers

Distinct reporting persons

Largest Stake

94.6%

Max % of class reported

Institutional Holders

13F filers (latest quarter)

3 filings · latest Mar 4, 2026

#	Filed	Reporting Person	Form	% of Class	Shares	Filing
1	Mar 4, 2026	Blackrock Portfolio Management LLC	13G/A	70.0%	2.80M	SEC
2	Feb 6, 2026	Blackrock Portfolio Management LLC	13G/A	83.3%	2.80M	SEC
3	Jan 8, 2026	Blackrock Portfolio Management LLC	13G	94.6%	2.80M	SEC

Largest reported positions · latest quarter

#	Fund	Shares	Value
1	Blackrock, Inc.	2.80M	$70.85M
2	Jane Street Group, LLC	57.0K	$1.44M
3	Citadel Advisors LLC	18.4K	$466.4K