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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.

Q4 2022 vs. Q3 2022

How the institutions holding Rambus Inc changed between Q3 2022 and Q4 2022.

All holders in Q4 2022All holders in Q3 2022

13F holders of RMBS: Q3 2022 compared with Q4 2022
MeasureQ3 2022Of which not filed for Q4 2022Q4 2022Change
Holders2412303+64
Shares93.5M8.82K91.6M−1.84M (−2.0%)
Value$2.38B$225.0K$3.27B+$892.4M (+37.5%)

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (79)

Institutions that held Rambus Inc at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to RMBS in Q4 2022
InstitutionSharesValue% of portfolio
Park West Asset Management LLC543,700$19.5M1.95%
Driehaus Capital Management LLC379,636$13.6M0.20%
Twinbeech Capital LP145,173$5.20M0.10%
Cubist Systematic Strategies, LLC128,301$4.60M0.04%
Jacobs Levy Equity Management, Inc116,804$4.18M0.03%
Arrowstreet Capital, Limited Partnership114,630$4.11M0.01%
Jackson Square Partners, LLC93,078$3.33M0.09%
Two Sigma Investments, LP89,588$3.21M0.01%
HRT Financial LP60,126$2.15M0.03%
Voloridge Investment Management, LLC58,523$2.10M0.01%
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna53,000$1.90M1.45%
EAM Global Investors LLC52,214$1.87M0.48%
EAM Investors, LLC50,931$1.82M0.38%
Maryland State Retirement & Pension System44,244$1.58M0.05%
Engineers Gate Manager LP43,791$1.57M0.09%
Value Aligned Research Advisors, LLC42,790$1.53M0.69%
Duality Advisers, LP41,432$1.48M0.17%
Qube Research & Technologies Ltd41,235$1.48M0.01%
Squarepoint Ops LLC40,915$1.47M0.01%
Citadel Advisors LLC40,598$1.45M0.00%
Cipher Capital LP38,778$1.39M0.26%
Discovery Capital Management, LLC34,850$1.25M0.19%
Alpha DNA Investment Management LLC29,544$1.06M0.56%
Balyasny Asset Management LLC28,295$1.01M0.00%
Kiwi Wealth Investments Limited Partnership21,777$780.1K0.05%
Occudo Quantitative Strategies LP20,660$740.0K0.09%
Virtue Capital Management, LLC18,277$654.7K0.10%
Mach-1 Financial Group, Inc.15,311$548.4K0.26%
TrimTabs Asset Management, LLC14,221$509.4K0.33%
Hanseatic Management Services Inc14,223$509.0K1.29%
FORA Capital, LLC13,882$497.3K0.08%
Y-Intercept (Hong Kong) Ltd13,007$465.9K0.07%
Kula Investments, LLC12,440$445.6K0.16%
Navellier & Associates Inc10,579$378.9K0.08%
MQS Management LLC9,852$352.9K0.24%
Quadrature Capital Ltd9,541$341.7K0.01%
Marshall Wace, LLP9,049$324.1K0.00%
Avantax Planning Partners, Inc.8,600$308.1K0.01%
Pinnacle Wealth Planning Services, Inc.7,933$284.2K0.05%
Vista Wealth Management Group, LLC7,834$280.6K0.03%
MML Investors Services, LLC7,290$261.0K0.00%
Truvestments Capital LLC7,282$260.8K0.15%
Mercer Global Advisors Inc7,166$257.0K0.00%
Profund Advisors LLC6,762$242.2K0.02%
Gsa Capital Partners LLP6,741$241.0K0.03%
Martingale Asset Management L P6,663$238.7K0.00%
Seven Eight Capital, LP6,661$238.6K0.06%
Sequoia Financial Advisors, LLC6,343$227.2K0.01%
Shelton Capital Management6,330$226.7K0.02%
Evergreen Capital Management LLC6,274$224.7K0.01%
Xponance, Inc.6,121$219.3K0.00%
Simplex Trading, LLC6,034$216.0K0.01%
ExodusPoint Capital Management, LP5,935$213.0K0.00%
Schonfeld Strategic Advisors LLC5,832$208.9K0.00%
Franklin Resources Inc5,694$204.0K0.00%
Veriti Management LLC5,674$203.2K0.03%
Pathstone Family Office, LLC14,310$175.9K0.00%
Cullen/Frost Bankers, Inc.3,917$140.3K0.00%
Virtus Fund Advisers, LLC2,327$83.4K0.60%
Nomura Holdings Inc2,295$82.0K0.00%
Park Place Capital Corp1,807$65.0K0.02%
Coppell Advisory Solutions LLC1,379$49.4K0.02%
Coppell Advisory Solutions Corp.1,379$49.4K0.02%
Federated Hermes, Inc.1,263$45.2K0.00%
Altshuler Shaham Ltd916$32.8K0.00%
Advisory Services Network, LLC577$20.7K0.00%
One Wealth Advisors, LLC524$18.8K0.00%
Macroview Investment Management LLC307$11.0K0.02%
Dark Forest Capital Management LP111$3.98K0.00%
Money Concepts Capital Corp100$3.58K0.00%
GWM Advisors LLC3,944$3.11K0.00%
GW&K Investment Management, LLC76$3.00K0.00%
Horan Securities, Inc.52$1.86K0.00%
Carolinas Wealth Consulting LLC34$1.22K0.00%
Harbour Investments, Inc.32$1.15K0.00%
Farther Finance Advisors, LLC31$1.11K0.00%
AdvisorNet Financial, Inc22$7880.00%
Tfo-TDC, LLC4$3900.00%
Clear Street Markets LLC1$00.00%

Sold out (15)

Institutions that held Rambus Inc at the end of Q3 2022 and filed for Q4 2022 without it.

Institutions that sold out of RMBS in Q4 2022
InstitutionShares, Q3 2022Value, Q3 2022
Shannon River Fund Management LLC739,988$18.8M
Lazard Asset Management LLC90,396$2.30M
AlphaCrest Capital Management LLC61,039$1.55M
PEAK6 Investments LLC21,517$547.0K
Aquila Investment Management LLC15,000$381.0K
Algert Global LLC11,060$281.0K
Rockland Trust Co9,992$254.0K
Householder Group Estate & Retirement Specialist, LLC4,511$114.0K
Macquarie Group Ltd0$54.0K
Brown Brothers Harriman & Co1,549$39.0K
Robinson Value Management, Ltd.500$13.0K
Bogart Wealth, LLC500$13.0K
Meeder Asset Management Inc207$5.00K
Tucker Asset Management LLC35$1.06K
Stonebridge Capital Advisors LLC17$0

Not filed for Q4 2022 yet (2)

Institutions that held Rambus Inc at the end of Q3 2022 and haven't filed a 13F for Q4 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding RMBS in Q3 2022 that haven't filed for Q4 2022
InstitutionShares, Q3 2022Value, Q3 2022
New Century Advisors, LLC8,478$216.0K
Wipfli Financial Advisors LLC,340$9.00K