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 |
|---|---|---|---|---|---|
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −5,659−100.0% | Sold out |
| Sumitomo Mitsui Trust Holdings, Inc. | 0 | $0 | 0.00% | −5,019−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −4,536−100.0% | Sold out |
| TFB Advisors LLC | 0 | $0 | 0.00% | −5,262−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −4,157−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −3,824−100.0% | Sold out |
| Schechter Investment Advisors, LLC | 0 | $0 | 0.00% | −3,448−100.0% | Sold out |
| Lido Advisors, LLC | 0 | $0 | 0.00% | −3,423−100.0% | Sold out |
| New Insight Wealth Advisors | 0 | $0 | 0.00% | −3,236−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −2,108−100.0% | Sold out |
| Geneos Wealth Management Inc. | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| China Universal Asset Management Co., Ltd. | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Ulland Investment Advisors, LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| SYSTM Wealth Solutions LLC | 0 | $0 | 0.00% | −256−100.0% | Sold out |
| Byrne Asset Management LLC | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| TD Private Client Wealth LLC | 0 | $0 | 0.00% | −153−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| RFP Financial Group LLC | 0 | $0 | 0.00% | −76−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Harbor Investment Advisory, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| First Command Advisory Services, Inc. | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Tfo-TDC, LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Albion Financial Group | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |
| Cipher Capital LP | – | – | – | – | Not filed |
| Shell Asset Management Co | – | – | – | – | Not filed |