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 |
|---|---|---|---|---|---|
| Shelton Capital Management | 4,895 | $206.7K | 0.01% | +414+9.2% | Added |
| Rockland Trust Co | 4,996 | $210.9K | 0.01% | 00.0% | Unchanged |
| Prosperity Wealth Management, Inc. | 5,225 | $220.6K | 0.09% | +5,225 | New |
| Coldstream Capital Management Inc | 5,285 | $223.3K | 0.00% | +722+15.8% | Added |
| Oppenheimer Asset Management Inc. | 5,376 | $227.0K | 0.00% | +5,376 | New |
| Diametric Capital, LP | 5,453 | $230.2K | 0.11% | +5,453 | New |
| Ronald Blue Trust, Inc. | 4,061 | $238.6K | 0.00% | +2,920+255.9% | Added |
| Janney Montgomery Scott LLC | 5,783 | $244.0K | 0.00% | −3,183−35.5% | Reduced |
| ISAM Funds (UK) Ltd | 5,890 | $248.7K | 0.14% | +5,890 | New |
| Quantinno Capital Management LP | 6,200 | $261.8K | 0.00% | +82+1.3% | Added |
| Counterpoint Mutual Funds LLC | 6,404 | $270.4K | 0.05% | +6,404 | New |
| Empowered Funds, LLC | 6,517 | $275.1K | 0.00% | +6,517 | New |
| Saturna Capital CORP | 6,681 | $282.1K | 0.00% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 6,698 | $283.0K | 0.01% | +17+0.3% | Added |
| Northwestern Mutual Wealth Management Co | 6,825 | $288.2K | 0.00% | −2,976−30.4% | Reduced |
| Greenwood Capital Associates LLC | 6,830 | $288.4K | 0.04% | +860+14.4% | Added |
| Sanctuary Advisors, LLC | 5,288 | $295.9K | 0.00% | +1,228+30.2% | Added |
| Evergreen Capital Management LLC | 7,055 | $297.9K | 0.01% | −2,130−23.2% | Reduced |
| nVerses Capital, LLC | 7,200 | $304.0K | 0.14% | +7,200 | New |
| Mackenzie Financial Corp | 7,251 | $306.1K | 0.00% | +202+2.9% | Added |
| CWM, LLC | 7,487 | $316.0K | 0.00% | +1,811+31.9% | Added |
| Cambridge Investment Research Advisors, Inc. | 7,509 | $317.0K | 0.00% | −60−0.8% | Reduced |
| Ellevest, Inc. | 7,655 | $323.2K | 0.02% | +1,244+19.4% | Added |
| First Hawaiian Bank | 7,830 | $330.6K | 0.01% | −163−2.0% | Reduced |
| Forum Financial Management, LP | 8,018 | $338.5K | 0.01% | +10.0% | Added |
| Deerfield Management Company, L.P. (Series C) | 8,230 | $347.5K | 0.01% | +8,230 | New |
| NBC Securities, Inc. | 8,373 | $353.0K | 0.03% | +7,396+757.0% | Added |
| Bridgefront Capital, LLC | 8,367 | $353.3K | 0.14% | +8,367 | New |
| Securian Asset Management, Inc | 8,373 | $353.5K | 0.01% | −223−2.6% | Reduced |
| Great Valley Advisor Group, Inc. | 8,550 | $361.0K | 0.01% | +350+4.3% | Added |
| Boothbay Fund Management, LLC | 8,623 | $364.1K | 0.01% | +8,623 | New |
| Nations Financial Group Inc, | 8,679 | $366.4K | 0.03% | +2,797+47.6% | Added |
| Paloma Partners Management Co | 8,814 | $372.1K | 0.02% | +8,814 | New |
| Alps Advisors Inc | 9,000 | $380.0K | 0.00% | +9,000 | New |
| Advisors Asset Management, Inc. | 9,018 | $380.7K | 0.01% | −88−1.0% | Reduced |
| Graham Capital Management, L.P. | 9,351 | $394.8K | 0.01% | +9,351 | New |
| US Bancorp | 9,359 | $395.1K | 0.00% | +1,518+19.4% | Added |
| The PNC Financial Services Group, Inc. | 9,503 | $401.2K | 0.00% | +2,012+26.9% | Added |
| Magnetar Financial LLC | 9,577 | $404.3K | 0.01% | −8,143−46.0% | Reduced |
| Virtu Financial LLC | 9,633 | $407.0K | 0.02% | +9,633 | New |
| Mercer Global Advisors Inc | 10,291 | $414.6K | 0.00% | +1,346+15.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 10,056 | $424.6K | 0.02% | +3,724+58.8% | Added |
| Illinois Municipal Retirement Fund | 10,104 | $426.6K | 0.01% | 00.0% | Unchanged |
| RSM US Wealth Management LLC | 10,743 | $431.1K | 0.01% | +3,072+40.0% | Added |
| Blueshift Asset Management, LLC | 10,382 | $438.3K | 0.11% | +1,319+14.6% | Added |
| Danske Bank A/S | 10,405 | $439.3K | 0.00% | +1,782+20.7% | Added |
| Ethic Inc. | 7,361 | $455.0K | 0.01% | −173−2.3% | Reduced |
| Quadrature Capital Ltd | 10,788 | $455.3K | 0.01% | +10,788 | New |
| Sherbrooke Park Advisers LLC | 10,878 | $459.3K | 0.11% | +3,691+51.4% | Added |
| Keebeck Alpha, LP | 10,892 | $459.9K | 0.30% | +10,892 | New |
| Wesbanco Bank Inc | 10,984 | $463.7K | 0.02% | +10,984 | New |
| Public Employees Retirement Association of Colorado | 11,218 | $474.0K | 0.00% | 00.0% | Unchanged |
| Ontario Teachers Pension Plan Board | 11,336 | $478.6K | 0.00% | −6,081−34.9% | Reduced |
| Profund Advisors LLC | 11,755 | $496.3K | 0.02% | −1,090−8.5% | Reduced |
| Mariner, LLC | 12,306 | $519.4K | 0.00% | +1,417+13.0% | Added |
| State of Alaska, Department of Revenue | 12,510 | $528.0K | 0.01% | +845+7.2% | Added |
| Prelude Capital Management, LLC | 13,078 | $552.2K | 0.04% | +13,078 | New |
| Commonwealth Equity Services, LLC | 13,255 | $560.0K | 0.00% | +117+0.9% | Added |
| Meritage Portfolio Management | 13,673 | $577.0K | 0.04% | +1,370+11.1% | Added |
| BNC Wealth Management, LLC | 14,268 | $602.4K | 0.22% | 00.0% | Unchanged |
| Holocene Advisors, LP | 14,402 | $608.1K | 0.00% | +14,402 | New |
| Xponance, Inc. | 14,697 | $620.5K | 0.01% | +102+0.7% | Added |
| JustInvest LLC | 14,947 | $631.1K | 0.01% | +1,382+10.2% | Added |
| BNP Paribas | 15,124 | $636.8K | 0.03% | 00.0% | Unchanged |
| Bank of Montreal | 15,525 | $653.9K | 0.00% | +1,072+7.4% | Added |
| Truvestments Capital LLC | 15,727 | $664.0K | 0.18% | −87−0.6% | Reduced |
| Advisor Group Holdings, Inc. | 15,794 | $666.7K | 0.00% | −2,120−11.8% | Reduced |
| Aviva PLC | 15,904 | $671.5K | 0.00% | +4,933+45.0% | Added |
| Landscape Capital Management, L.L.C. | 16,039 | $677.2K | 0.07% | +16,039 | New |
| Pathstone Holdings, LLC | 16,411 | $692.9K | 0.00% | −3,701−18.4% | Reduced |
| Cerity Partners LLC | 16,615 | $701.5K | 0.00% | +6,814+69.5% | Added |
| Toroso Investments, LLC | 17,111 | $722.4K | 0.01% | −3,961−18.8% | Reduced |
| AXA S.A. | 17,297 | $730.3K | 0.00% | −17,660−50.5% | Reduced |
| Pictet Asset Management Holding SA | 17,506 | $738.8K | 0.00% | +2,916+20.0% | Added |
| XTX Topco Ltd | 17,656 | $745.4K | 0.05% | +17,656 | New |
| Yorktown Management & Research Co Inc | 17,800 | $751.5K | 0.77% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 17,999 | $759.9K | 0.00% | +6,143+51.8% | Added |
| Point72 (DIFC) Ltd | 18,963 | $800.6K | 0.06% | +18,963 | New |
| Los Angeles Capital Management LLC | 19,599 | $827.5K | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 21,900 | $924.6K | 0.02% | −500−2.2% | Reduced |
| Natixis | 21,900 | $924.6K | 0.01% | +6,900+46.0% | Added |
| New Mexico Educational Retirement Board | 22,100 | $933.0K | 0.03% | 00.0% | Unchanged |
| Campbell Newman Asset Management Inc | 22,670 | $957.1K | 0.07% | −369−1.6% | Reduced |
| Aquatic Capital Management LLC | 23,000 | $971.1K | 0.03% | +23,000 | New |
| ClariVest Asset Management LLC | 16,670 | $979.5K | 0.10% | 00.0% | Unchanged |
| Cetera Investment Advisers | 23,729 | $1.00M | 0.00% | +1,961+9.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 23,736 | $1.00M | 0.01% | −153−0.6% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 23,890 | $1.01M | 0.02% | −167−0.7% | Reduced |
| Fox Run Management, L.L.C. | 24,492 | $1.03M | 0.23% | +24,492 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,905 | $1.05M | 0.00% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 25,298 | $1.07M | 0.00% | −744−2.9% | Reduced |
| State of Michigan Retirement System | 25,600 | $1.08M | 0.01% | −400−1.5% | Reduced |
| Linden Thomas Advisory Services, LLC | 26,498 | $1.12M | 0.15% | −198−0.7% | Reduced |
| Diversified Trust Co | 27,049 | $1.14M | 0.03% | +1,106+4.3% | Added |
| Fred Alger Management, LLC | 27,275 | $1.15M | 0.01% | −28,535−51.1% | Reduced |
| Scientech Research LLC | 27,881 | $1.18M | 0.23% | +27,881 | New |
| Raymond James & Associates | 28,581 | $1.21M | 0.00% | −1,234−4.1% | Reduced |
| Quest Partners LLC | 28,615 | $1.21M | 0.11% | +17,190+150.5% | Added |
| Quantbot Technologies LP | 29,659 | $1.25M | 0.05% | +29,659 | New |
| Louisiana State Employees Retirement System | 29,800 | $1.26M | 0.02% | −700−2.3% | Reduced |