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.
13F holders, Q2 2024
Institutional positions in Rambus Inc as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 363
- −9 vs. Q1 2024
- Shares held
- 96.1M
- −1.02M (−1.1%) vs. Q1 2024
- Total value
- $5.64B
- −$342.9M (−5.7%) vs. Q1 2024
- New holders
- 53
- 123 more added
- Sold out
- 62
- 149 more reduced
3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RMBS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 621 | $13.3B |
| Q1 2026 | 557 | $8.83B |
| Q4 2025 | 554 | $9.18B |
| Q3 2025 | 513 | $10.3B |
| Q2 2025 | 459 | $6.22B |
| Q1 2025 | 413 | $5.01B |
| Q4 2024 | 395 | $5.03B |
| Q3 2024 | 376 | $3.94B |
| Q2 2024 | 363 | $5.64B |
| Q1 2024 | 375 | $6.00B |
| Q4 2023 | 400 | $6.62B |
| Q3 2023 | 350 | $5.48B |
| Q2 2023 | 393 | $6.14B |
| Q1 2023 | 337 | $4.81B |
| Q4 2022 | 303 | $3.27B |
| Q3 2022 | 241 | $2.38B |
| Q2 2022 | 253 | $2.07B |
| Q1 2022 | 276 | $2.98B |
| Q4 2021 | 258 | $2.80B |
| Q3 2021 | 236 | $2.07B |
| Q2 2021 | 219 | $2.30B |
| Q1 2021 | 213 | $1.86B |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,905 | $1.46M | 0.00% | +5,564+28.8% | Added |
| Teacher Retirement System of Texas | 25,401 | $1.49M | 0.01% | +2,132+9.2% | Added |
| Diversified Trust Co | 25,943 | $1.52M | 0.04% | +2,744+11.8% | Added |
| State of Michigan Retirement System | 26,000 | $1.53M | 0.01% | −400−1.5% | Reduced |
| Thrivent Financial for Lutherans | 26,042 | $1.53M | 0.00% | −900−3.3% | Reduced |
| Creative Planning | 26,495 | $1.56M | 0.00% | −172−0.6% | Reduced |
| Linden Thomas Advisory Services, LLC | 26,696 | $1.57M | 0.24% | +4,040+17.8% | Added |
| ExodusPoint Capital Management, LP | 27,242 | $1.60M | 0.02% | +10,321+61.0% | Added |
| STRS Ohio | 28,400 | $1.67M | 0.01% | +2,000+7.6% | Added |
| Gotham Asset Management, LLC | 28,683 | $1.69M | 0.02% | +24,829+644.2% | Added |
| Raymond James & Associates | 29,815 | $1.75M | 0.00% | −3,860−11.5% | Reduced |
| Arizona State Retirement System | 30,395 | $1.79M | 0.01% | +849+2.9% | Added |
| Louisiana State Employees Retirement System | 30,500 | $1.79M | 0.03% | −400−1.3% | Reduced |
| State Board of Administration of Florida Retirement System | 31,123 | $1.83M | 0.00% | −4,020−11.4% | Reduced |
| Alberta Investment Management Corp | 31,148 | $1.83M | 0.02% | +31,148 | New |
| Advisors Preferred, LLC | 32,050 | $1.86M | 0.32% | +32,050 | New |
| Pacer Advisors, Inc. | 32,010 | $1.88M | 0.00% | +2,308+7.8% | Added |
| Bailard, Inc. | 32,168 | $1.89M | 0.05% | +2,740+9.3% | Added |
| HSBC Holdings PLC | 32,608 | $1.91M | 0.00% | +24,673+310.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 33,261 | $1.95M | 0.11% | +33,261 | New |
| Ameritas Investment Partners, Inc. | 33,676 | $1.98M | 0.07% | −813−2.4% | Reduced |
| Nebula Research & Development LLC | 34,209 | $2.01M | 0.33% | +34,209 | New |
| ProShare Advisors LLC | 34,471 | $2.03M | 0.01% | −3,188−8.5% | Reduced |
| AXA S.A. | 34,957 | $2.05M | 0.01% | −117,524−77.1% | Reduced |
| Millennium Management LLC | 37,258 | $2.19M | 0.00% | +25,604+219.7% | Added |
| State of New Jersey Common Pension Fund D | 37,330 | $2.19M | 0.01% | −25,059−40.2% | Reduced |
| Envestnet Asset Management Inc | 37,425 | $2.20M | 0.00% | −3,336−8.2% | Reduced |
| Cambiar Investors LLC | 37,444 | $2.20M | 0.09% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 37,476 | $2.20M | 0.00% | 00.0% | Unchanged |
| Chartwell Investment Partners, LLC | 38,638 | $2.27M | 0.08% | +4,389+12.8% | Added |
| PEAK6 Investments LLC | 41,566 | $2.44M | 0.11% | +41,566 | New |
| Guggenheim Capital LLC | 43,274 | $2.54M | 0.02% | −41,779−49.1% | Reduced |
| Yousif Capital Management, LLC | 45,097 | $2.65M | 0.03% | −3,714−7.6% | Reduced |
| Hillsdale Investment Management Inc. | 48,900 | $2.87M | 0.23% | −15,800−24.4% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 50,210 | $2.95M | 0.03% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 50,407 | $2.96M | 0.00% | −553−1.1% | Reduced |
| Moody Aldrich Partners LLC | 50,655 | $2.98M | 0.58% | −3,194−5.9% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 50,770 | $2.98M | 0.00% | +50,770 | New |
| Scotia Capital Inc. | 51,214 | $3.01M | 0.02% | +51,214 | New |
| 1492 Capital Management LLC | 51,953 | $3.05M | 1.73% | −159−0.3% | Reduced |
| Amalgamated Bank | 52,359 | $3.08M | 0.03% | −4,003−7.1% | Reduced |
| Great Lakes Advisors, LLC | 52,594 | $3.09M | 0.03% | +44,623+559.8% | Added |
| Rice Hall James & Associates, LLC | 53,095 | $3.12M | 0.19% | −560−1.0% | Reduced |
| D. E. Shaw & Co., Inc. | 53,305 | $3.13M | 0.00% | −23,220−30.3% | Reduced |
| Van Eck Associates Corp | 53,581 | $3.15M | 0.00% | +9,725+22.2% | Added |
| Weiss Asset Management LP | 55,427 | $3.26M | 0.16% | +55,427 | New |
| Renaissance Group LLC | 55,495 | $3.26M | 0.13% | +55,495 | New |
| Fred Alger Management, LLC | 55,810 | $3.28M | 0.02% | −663,963−92.2% | Reduced |
| Engineers Gate Manager LP | 55,895 | $3.28M | 0.07% | +40,607+265.6% | Added |
| Russell Investments Group, Ltd. | 59,229 | $3.48M | 0.01% | −2,483−4.0% | Reduced |
| Teachers Retirement System of the State of Kentucky | 60,147 | $3.53M | 0.03% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 60,528 | $3.56M | 0.01% | +10,116+20.1% | Added |
| State of Tennessee, Treasury Department | 61,321 | $3.60M | 0.01% | +14,165+30.0% | Added |
| Deutsche Bank AG | 61,572 | $3.62M | 0.00% | −42,847−41.0% | Reduced |
| Jackson Square Partners, LLC | 66,267 | $3.89M | 0.24% | −3,208−4.6% | Reduced |
| Segall Bryant & Hamill, LLC | 66,628 | $3.92M | 0.07% | −128,722−65.9% | Reduced |
| Balyasny Asset Management LLC | 66,755 | $3.92M | 0.01% | +66,755 | New |
| Susquehanna International Group, LLP | 68,123 | $4.00M | 0.01% | −112,506−62.3% | Reduced |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 68,400 | $4.02M | 1.53% | −11,189−14.1% | Reduced |
| Vident Advisory, LLC | 69,036 | $4.06M | 0.11% | +3,363+5.1% | Added |
| Man Group plc | 73,908 | $4.34M | 0.01% | −6,804−8.4% | Reduced |
| Qube Research & Technologies Ltd | 74,521 | $4.38M | 0.01% | +74,521 | New |
| New York State Teachers Retirement System | 75,081 | $4.41M | 0.01% | −200−0.3% | Reduced |
| Stifel Financial Corp | 78,486 | $4.61M | 0.01% | −3,663−4.5% | Reduced |
| Comerica Bank | 79,465 | $4.67M | 0.02% | +10,070+14.5% | Added |
| Thornburg Investment Management Inc | 80,273 | $4.72M | 0.07% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 81,899 | $4.81M | 0.01% | −20,134−19.7% | Reduced |
| Granahan Investment Management Inc | 86,430 | $5.08M | 0.20% | +86,430 | New |
| LPL Financial LLC | 87,674 | $5.15M | 0.00% | −7,193−7.6% | Reduced |
| Assetmark, Inc | 88,383 | $5.19M | 0.02% | −82,360−48.2% | Reduced |
| Great West Life Assurance Co | 89,075 | $5.23M | 0.01% | −1,266−1.4% | Reduced |
| Algert Global LLC | 97,993 | $5.76M | 0.19% | +60,733+163.0% | Added |
| Primecap Management Co | 103,600 | $6.09M | 0.00% | −24,600−19.2% | Reduced |
| California State Teachers Retirement System | 106,078 | $6.23M | 0.01% | −1,675−1.6% | Reduced |
| Trexquant Investment LP | 106,965 | $6.29M | 0.10% | +23,234+27.7% | Added |
| Mutual of America Capital Management LLC | 111,102 | $6.53M | 0.07% | −4,488−3.9% | Reduced |
| MetLife Investment Management | 117,591 | $6.91M | 0.04% | +5,634+5.0% | Added |
| Apis Capital Advisors, LLC | 120,000 | $7.05M | 5.20% | +62,000+106.9% | Added |
| Wells Fargo & Company | 126,049 | $7.41M | 0.00% | −2,438−1.9% | Reduced |
| Varma Mutual Pension Insurance Co | 126,800 | $7.45M | 0.06% | −139,200−52.3% | Reduced |
| Public Employees Retirement System of Ohio | 129,183 | $7.59M | 0.03% | +124,077+2,430.0% | Added |
| Barington Capital Group, L.P. | 130,100 | $7.64M | 8.75% | 00.0% | Unchanged |
| Crestline Management, LP | 131,019 | $7.70M | 0.60% | −34,685−20.9% | Reduced |
| Manufacturers Life Insurance Company, The | 131,645 | $7.74M | 0.01% | +570.0% | Added |
| Retirement Systems of Alabama | 133,027 | $7.82M | 0.03% | −1,978−1.5% | Reduced |
| Jane Street Group, LLC | 136,011 | $7.99M | 0.01% | +70,079+106.3% | Added |
| DekaBank Deutsche Girozentrale | 154,173 | $8.72M | 0.02% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 154,712 | $8.76M | 0.04% | −216,409−58.3% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 152,610 | $8.97M | 0.03% | +146,660+2,464.9% | Added |
| Walleye Capital LLC | 153,158 | $9.00M | 0.09% | +27,023+21.4% | Added |
| Schonfeld Strategic Advisors LLC | 167,630 | $9.85M | 0.08% | −116,957−41.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 175,055 | $10.3M | 0.02% | +175,055 | New |
| First Trust Advisors LP | 177,596 | $10.4M | 0.01% | −56,696−24.2% | Reduced |
| Stephens Investment Management Group LLC | 184,122 | $10.8M | 0.15% | −8,288−4.3% | Reduced |
| UBS Group AG | 185,378 | $10.9M | 0.00% | −242,622−56.7% | Reduced |
| California Public Employees Retirement System | 186,262 | $10.9M | 0.01% | −3,525−1.9% | Reduced |
| HighTower Advisors, LLC | 190,325 | $11.2M | 0.02% | −448−0.2% | Reduced |
| Corebridge Financial, Inc. | 194,067 | $11.4M | 0.06% | +194,067 | New |
| BNP Paribas Arbitrage, SA | 195,140 | $11.5M | 0.01% | −169,143−46.4% | Reduced |
| Royce & Associates LP | 197,271 | $11.6M | 0.11% | +2,467+1.3% | Added |