BLACKROCK ETF TRUST

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GMMF·09290C749·US·ETF·Unknown - Unknown-13D/G

GMMF (BLACKROCK ETF TRUST) is held by 5 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($25.1M), JANE STREET GROUP, LLC ($919,155), CITADEL ADVISORS LLC ($611,966). Net institutional sentiment: Mixed.

5

Holders

$26.7M

Total Value

33% (3)

Consensus

1 buying - 2 selling

13F: Mar 31, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)82

Insider (Form 4)38

Activist (13D/13G)85

Congressional (STOCK Act)54

Holder Quality

58

★★★★★

Elite

52

★★★★

Strong

66

★★★

Solid

24

★★

Below

69

★

Weak

Held by 5 funds

Who's Trading

ActivistBPBlackRock Portfolio Management LLC15.1%Jun 4, 2026

ActivistBPBlackRock Portfolio Management LLC25.5%Apr 29, 2026

View all activist filings

Top Holders

Top Holders (5)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Unchanged	250,000	$25.1M	0.0%	+5.11%	0
JANE STREET GROUP, LLC	Decreased	9,144(-18.3%)	$919,155	0.0%	+2.70%	0
CITADEL ADVISORS LLC	Decreased	6,088(-45.9%)	$611,966	0.0%	+3.96%	0
ROYAL BANK OF CANADA	Unchanged	11	$1,000	0.0%	+4.02%	0
WELLS FARGO & COMPANY/MN	Increased	1	$64	0.0%	+1.12%	8

GMMFBLACKROCK ETF TRUST

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer