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; 620 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, Q3 2024
Institutional positions in Rambus Inc as of Sep 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
- 376
- +15 vs. Q2 2024
- Shares held
- 93.1M
- +12.8M (+15.9%) vs. Q2 2024
- Total value
- $3.94B
- −$775.7M (−16.4%) vs. Q2 2024
- New holders
- 77
- 160 more added
- Sold out
- 62
- 103 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | 620 | $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, Q3 2024
Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Whalen Wealth Management Inc. | 0 | $0 | 0.00% | −6,746−100.0% | Sold out |
| Cynosure Management, LLC | 0 | $0 | 0.00% | −6,631−100.0% | Sold out |
| Rakuten Investment Management, Inc. | 0 | $0 | 0.00% | −6,620−100.0% | Sold out |
| Circle Wealth Management, LLC | 0 | $0 | 0.00% | −6,186−100.0% | Sold out |
| AlphaMark Advisors, LLC | 0 | $0 | 0.00% | −5,817−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −5,300−100.0% | Sold out |
| Sequoia Financial Advisors, LLC | 0 | $0 | 0.00% | −4,868−100.0% | Sold out |
| Chesapeake Capital Corp | 0 | $0 | 0.00% | −4,846−100.0% | Sold out |
| Dakota Wealth Management | 0 | $0 | 0.00% | −4,674−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −4,559−100.0% | Sold out |
| Buckingham Strategic Partners | 0 | $0 | 0.00% | −4,300−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −4,281−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −4,226−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −4,032−100.0% | Sold out |
| NJ State Employees Deferred Compensation Plan | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −3,989−100.0% | Sold out |
| Blair William & Co | 0 | $0 | 0.00% | −3,951−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −3,878−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −3,838−100.0% | Sold out |
| Raymond James Financial Services Advisors, Inc. | 0 | $0 | 0.00% | −3,802−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −3,772−100.0% | Sold out |
| QRG Capital Management, Inc. | 0 | $0 | 0.00% | −3,769−100.0% | Sold out |
| Veriti Management LLC | 0 | $0 | 0.00% | −3,481−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −3,477−100.0% | Sold out |
| Cresset Asset Management, LLC | 0 | $0 | 0.00% | −3,457−100.0% | Sold out |
| Fifth Third Wealth Advisors LLC | 0 | $0 | 0.00% | −3,244−100.0% | Sold out |
| Migdal Insurance & Financial Holdings Ltd. | 0 | $0 | 0.00% | −1,539−100.0% | Sold out |
| Orion Capital Management LLC | 0 | $0 | 0.00% | −703−100.0% | Sold out |
| CarsonAllaria Wealth Management, Ltd. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Ashton Thomas Private Wealth, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Creekmur Asset Management LLC | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| WealthCollab, LLC | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| Innealta Capital, LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Kelly Financial Services LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Naples Money Management LLC | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| CVA Family Office, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| TFC Financial Management | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Institutional & Family Asset Management, LLC | – | – | – | – | Not filed |