RAMBUS INC DEL

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RMBS·750917106·US·Common Stock·Technology - Semiconductors-13D/G

RMBS (RAMBUS INC DEL) is held by 220 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($1.4B), VANGUARD PORTFOLIO MANAGEMENT LLC ($571.6M), Invesco Ltd. ($559.1M). Net institutional sentiment: Mixed.

220

Holders

(25 Elite)

$7.7B

Total Value

43% (230)

Consensus

100 buying - 130 selling

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

Smart Money Verdict

View all

Institutional (13F)50

Insider (Form 4)70

Activist (13D/13G)83

Congressional (STOCK Act)59

Holder Quality

13

★★★★★

Elite

65

★★★★

Strong

21

★★★

Solid

59

★★

Below

82

★

Weak

Held by 220 funds

25 elite

Who's Trading

ActivistBlackRock, Inc.12.2%Jul 29, 2026

ActivistFMR LLC10.4%Jun 5, 2026

InsiderHEHigashi EmikoSell $788KMay 26, 2026

ActivistT. Rowe Price Associates, Inc.3.1%May 15, 2026

InsiderSNSayiner NecipSell $1.3MMay 8, 2026

InsiderLSLAUB STEVENSell $188KMay 7, 2026

ActivistInvesco Ltd.6.0%May 6, 2026

InsiderGSGagneja SumeetVest 27K shMay 1, 2026

InsiderGSGagneja SumeetVest 15K shMay 1, 2026

ActivistVAVanguard Capital Management5.2%Apr 30, 2026

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Top Holders

Top Holders (220)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	16.3M(+0.2%)	$1.4B	0.0%	+75.56%	32
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	6.6M	$571.6M	0.0%	+15.90%	44
Invesco Ltd.	Increased	6.5M(+56.6%)	$559.1M	0.1%	+33.64%	45
VAVANGUARD CAPITAL MANAGEMENT LLC	New	4.8M	$415.3M	0.0%	+15.90%	43
STATE STREET CORP	Increased	4.4M(+2.9%)	$376.3M	0.0%	+50.93%	32
PRICE T ROWE ASSOCIATES INC /MD/	Decreased	3.4M(-37.3%)	$290.5M	0.0%	+67.37%	0
FMR LLC	Increased	3.3M(+109.1%)	$285.5M	0.0%	+12.02%	50
GEODE CAPITAL MANAGEMENT, LLC	Increased	3.1M(+9.9%)	$268.8M	0.0%	+203.43%	34
EdgePoint Investment Group Inc.	Increased	1.9M(+38.5%)	$167.6M	1.3%	+50.55%	64
DIMENSIONAL FUND ADVISORS LP	Decreased	1.8M(-5.2%)	$154.4M	0.0%	+95.04%	0
JPMORGAN CHASE & CO	Decreased	1.8M(-11.1%)	$146.4M	0.0%	+89.40%	0
Swedbank AB	Increased	1.6M(+14.7%)	$134.5M	0.1%	+67.64%	41
BANK OF AMERICA CORP /DE/	Increased	1.4M(+9.0%)	$117.1M	0.0%	+15.63%	33
NORTHERN TRUST CORP	Increased	1.3M(+1.4%)	$114.8M	0.0%	+371.28%	30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Decreased	1.3M(-0.1%)	$114.1M	0.0%	+215.57%	0
Neuberger Berman Group LLC	Decreased	1.3M(-0.3%)	$111.7M	0.1%	+155.99%	0
CONGRESS ASSET MANAGEMENT CO	Decreased	1.3M(-9.5%)	$109.8M	0.8%	+49.59%	0
MORGAN STANLEY	Increased	1.2M(+37.1%)	$104.4M	0.0%	+62.08%	39
AQR CAPITAL MANAGEMENT LLC	Increased	1.3M(+75.8%)	$104M	0.0%	+31.33%	45
BARCLAYS PLC	Increased	1.1M(+7.1%)	$94.3M	0.0%	+13.76%	32

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