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Rambus Inc

RMBS
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0000917273

In the last 90 days, Rambus Inc insiders filed 0 open-market purchases and 2 sales; 621 institutions reported holding it in 13F filings for Q2 2026, worth $13.3B in total; superinvestors Duquesne Family Office and Maverick Capital hold it.

Q3 2023 vs. Q2 2023

How the institutions holding Rambus Inc changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of RMBS: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders3932350−41
Shares95.7M80.6K98.0M+2.29M (+2.4%)
Value$6.14B$5.17M$5.48B−$656.3M (−10.7%)

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (40)

Institutions that held Rambus Inc at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to RMBS in Q3 2023
InstitutionSharesValue% of portfolio
Rafferty Asset Management, LLC596,990$33.3M0.20%
Squarepoint Ops LLC192,088$10.7M0.05%
WCM Investment Management, LLC164,830$9.20M0.03%
Stephens Investment Management Group LLC164,794$9.19M0.15%
Walleye Capital LLC83,234$4.64M0.07%
Illinois Municipal Retirement Fund71,917$4.01M0.07%
Vident Advisory, LLC58,838$3.28M0.10%
Comerica Bank52,956$2.95M0.02%
Knights of Columbus Asset Advisors LLC39,619$2.21M0.20%
QRG Capital Management, Inc.28,055$1.57M0.03%
B. Metzler seel. Sohn & Co. AG25,132$1.40M0.02%
Linden Thomas Advisory Services, LLC21,582$1.20M0.27%
Point72 Asset Management, L.P.13,900$775.5K0.00%
Hel Ved Capital Management Ltd12,405$692.1K0.23%
Pictet Asset Management Holding SA12,161$678.5K0.00%
Aviva PLC10,915$608.9K0.00%
Chase Investment Counsel Corp9,525$531.0K0.26%
Syon Capital LLC6,554$365.6K0.05%
Two Sigma Securities, LLC5,375$299.9K0.01%
Balyasny Asset Management LLC4,887$272.6K0.00%
DekaBank Deutsche Girozentrale3,273$183.0K0.00%
Westpac Banking Corp3,100$172.9K0.01%
Householder Group Estate & Retirement Specialist, LLC1,591$88.8K0.03%
Exchange Traded Concepts, LLC1,403$78.3K0.00%
NBC Securities, Inc.1,293$72.0K0.01%
Geneos Wealth Management Inc.1,000$55.8K0.00%
Orion Capital Management LLC703$39.2K0.03%
Stephens Inc193$10.8K0.00%
Ci Investments Inc.165$9.00K0.00%
Steward Partners Investment Advisory, LLC100$5.58K0.00%
LGT Financial Advisors LLC91$5.08K0.01%
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.65$3.63K0.00%
Steward Financial Group LLC64$3.00K0.00%
Grove Bank & Trust31$1.73K0.00%
SRS Capital Advisors, Inc.28$1.56K0.00%
Kelly Financial Services LLC17$9480.00%
Institutional & Family Asset Management, LLC11$6140.00%
Assetmark, Inc3$1670.00%
Harel Insurance Investments & Financial Services Ltd.1$00.00%
Avion Wealth9$00.00%

Sold out (81)

Institutions that held Rambus Inc at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of RMBS in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Arrowstreet Capital, Limited Partnership367,095$23.6M
Twin Tree Management, LP358,789$23.0M
Park West Asset Management LLC335,000$21.5M
Renaissance Technologies LLC311,686$20.0M
Assenagon Asset Management S.A.186,493$12.0M
Bridgeway Capital Management, LLC92,200$5.92M
Lisanti Capital Growth, LLC85,255$5.47M
EAM Global Investors LLC70,368$4.52M
Nomura Holdings Inc68,601$4.40M
Jacobs Levy Equity Management, Inc68,222$4.38M
Discovery Capital Management, LLC64,474$4.14M
O'Neil Global Advisors, Inc.59,174$3.80M
Tudor Investment Corp Et Al53,977$3.46M
Vident Investment Advisory, LLC49,698$3.19M
AE Wealth Management LLC44,185$2.84M
Quantbot Technologies LP39,464$2.53M
Acadian Asset Management LLC35,383$2.27M
Duality Advisers, LP35,246$2.26M
Syntal Capital Partners, LLC28,385$1.82M
Eisler Capital (US) LLC23,960$1.54M
Aigen Investment Management, LP23,941$1.54M
Zacks Investment Management22,328$1.43M
Geneva Partners, LLC19,550$1.25M
GTS Securities LLC19,061$1.22M
Jackson Creek Investment Advisors LLC18,703$1.20M
TrimTabs Asset Management, LLC16,235$1.04M
Private Advisory Group LLC15,255$978.9K
E Fund Management Co., Ltd.14,822$951.0K
Campbell & CO Investment Adviser LLC12,597$808.3K
Dynamic Technology Lab Private Ltd12,070$775.0K
Jump Financial, LLC11,412$732.3K
Engineers Gate Manager LP9,809$629.4K
Quadrature Capital Ltd9,657$619.7K
Kiwi Wealth Investments Limited Partnership8,459$543.0K
Woodline Partners LP8,222$527.6K
National Bank of Canada7,700$493.3K
Mitsubishi UFJ Trust & Banking Corp7,537$483.6K
Connor, Clark & Lunn Investment Management Ltd.7,039$451.7K
Legato Capital Management LLC6,670$428.0K
Kapitalo Investimentos Ltda5,571$357.5K
CIBC World Markets Inc.5,188$333.0K
Quantamental Technologies LLC4,418$283.5K
Wedbush Securities Inc4,304$276.0K
Donoghue Forlines LLC4,111$263.8K
Independent Financial Group, LLC4,020$258.0K
Capital CS Group, LLC3,933$252.4K
MQS Management LLC3,838$246.3K
Schechter Investment Advisors, LLC3,631$233.0K
Journey Strategic Wealth LLC3,554$228.1K
Cetera Investment Advisers3,514$225.5K
Level Four Advisory Services, LLC3,477$223.1K
Forum Financial Management, LP3,416$219.2K
ISAM Funds (UK) Ltd3,415$219.1K
CoreCap Advisors, LLC3,344$214.6K
Magnetar Financial LLC3,294$211.4K
Mirabella Financial Services LLP3,240$207.9K
Saturna Capital CORP3,199$205.3K
CIBC Asset Management Inc3,177$203.9K
Harvest Fund Management Co., Ltd3,137$201.0K
Hollencrest Capital Management2,373$152.3K
FNY Investment Advisers, LLC825$52.0K
Virtus Fund Advisers, LLC705$45.2K
WealthPLAN Partners, LLC600$38.5K
Federation des caisses Desjardins du Quebec500$32.1K
Penserra Capital Management LLC496$31.0K
Altshuler Shaham Ltd434$27.9K
Credit Agricole S A347$22.3K
Quarry LP205$13.2K
Fairfield, Bush & Co.200$12.8K
V-Square Quantitative Management LLC193$12.4K
Raleigh Capital Management Inc.134$8.60K
Anchor Investment Management, LLC117$7.51K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC87$5.58K
Horan Securities, Inc.52$3.34K
Toth Financial Advisory Corp30$1.93K
CGC Financial Services, LLC25$1.60K
Carolinas Wealth Consulting LLC23$1.50K
Harbour Investments, Inc.23$1.48K
Venturi Wealth Management, LLC22$1.41K
Disciplined Investments, LLC18$1.16K
Plante Moran Financial Advisors, LLC10$642

Not filed for Q3 2023 yet (2)

Institutions that held Rambus Inc at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding RMBS in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
EA Series Trust47,481$3.05M
Pictet Asset Management SA33,157$2.13M