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, Q1 2022
Institutional positions in Rambus Inc as of Mar 31, 2022. 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
- 276
- +20 vs. Q4 2021
- Shares held
- 93.7M
- −1.91M (−2.0%) vs. Q4 2021
- Total value
- $2.98B
- +$178.1M (+6.4%) vs. Q4 2021
- New holders
- 46
- 83 more added
- Sold out
- 26
- 97 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Crossmark Global Holdings, Inc. | 9,740 | $310.0K | 0.01% | −80−0.8% | Reduced |
| Sawtooth Solutions, LLC | 9,855 | $314.0K | 0.04% | +9,855 | New |
| Quantamental Technologies LLC | 9,952 | $317.0K | 0.18% | +9,952 | New |
| Rockland Trust Co | 9,992 | $319.0K | 0.02% | 00.0% | Unchanged |
| Creative Planning | 9,992 | $319.0K | 0.00% | +2,000+25.0% | Added |
| CenterBook Partners LP | 10,564 | $337.0K | 0.12% | +3,660+53.0% | Added |
| Jefferies Group LLC | 11,000 | $350.8K | 0.01% | +11,000 | New |
| Cetera Advisor Networks LLC | 11,400 | $364.0K | 0.00% | −717−5.9% | Reduced |
| Eqis Capital Management, Inc. | 11,561 | $369.0K | 0.03% | −7,899−40.6% | Reduced |
| State of Wyoming | 11,759 | $375.0K | 0.19% | +720+6.5% | Added |
| IndexIQ Advisors LLC | 12,262 | $391.0K | 0.01% | −9,462−43.6% | Reduced |
| Group One Trading, L.P. | 12,585 | $401.0K | 0.01% | −76,054−85.8% | Reduced |
| Redwood Investment Management, LLC | 12,790 | $408.0K | 0.06% | +12,790 | New |
| SG Americas Securities, LLC | 13,416 | $428.0K | 0.00% | −113,463−89.4% | Reduced |
| Everence Capital Management Inc | 13,445 | $429.0K | 0.03% | 00.0% | Unchanged |
| Jane Street Group, LLC | 13,767 | $439.0K | 0.00% | +13,767 | New |
| Hanseatic Management Services Inc | 15,355 | $490.0K | 0.84% | +15,355 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 15,530 | $495.0K | 0.00% | −2,597−14.3% | Reduced |
| Public Employees Retirement Association of Colorado | 15,619 | $498.0K | 0.00% | −3,962−20.2% | Reduced |
| Qube Research & Technologies Ltd | 15,740 | $502.0K | 0.00% | −5,423−25.6% | Reduced |
| Mutual of America Capital Management LLC | 15,759 | $503.0K | 0.01% | +817+5.5% | Added |
| Parallel Advisors, LLC | 16,007 | $517.0K | 0.02% | +50+0.3% | Added |
| Cambridge Investment Research Advisors, Inc. | 16,230 | $518.0K | 0.00% | +7,142+78.6% | Added |
| BNC Wealth Management, LLC | 16,768 | $535.0K | 0.26% | −137−0.8% | Reduced |
| CIBC World Markets Inc. | 18,016 | $575.0K | 0.00% | +18,016 | New |
| Capital Fund Management S.A. | 18,346 | $585.1K | 0.02% | +2,270+14.1% | Added |
| Handelsbanken Fonder AB | 18,597 | $593.0K | 0.00% | −7,700−29.3% | Reduced |
| JB Capital LLC | 20,696 | $660.0K | 0.06% | +2,693+15.0% | Added |
| Engineers Gate Manager LP | 20,830 | $664.0K | 0.03% | +10,210+96.1% | Added |
| Teacher Retirement System of Texas | 22,530 | $718.0K | 0.00% | +1,569+7.5% | Added |
| Janus Henderson Group PLC | 23,097 | $737.0K | 0.00% | +60.0% | Added |
| ProShare Advisors LLC | 24,156 | $771.0K | 0.00% | −2,967−10.9% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 24,238 | $773.0K | 0.00% | −932−3.7% | Reduced |
| Graham Capital Management, L.P. | 24,254 | $773.0K | 0.03% | +14,390+145.9% | Added |
| Juncture Wealth Strategies, LLC | 25,141 | $802.0K | 0.38% | +6,438+34.4% | Added |
| Campbell & CO Investment Adviser LLC | 26,821 | $855.0K | 0.23% | +26,821 | New |
| First Hawaiian Bank | 27,560 | $879.0K | 0.03% | 00.0% | Unchanged |
| Citadel Advisors LLC | 27,756 | $885.0K | 0.00% | −3,671−11.7% | Reduced |
| PDT Partners, LLC | 28,005 | $893.0K | 0.08% | +5,589+24.9% | Added |
| AlphaCrest Capital Management LLC | 29,099 | $928.0K | 0.05% | +7,303+33.5% | Added |
| Arizona State Retirement System | 29,563 | $943.0K | 0.01% | +254+0.9% | Added |
| Ameritas Advisory Services, LLC | 29,810 | $951.0K | 0.03% | +29,810 | New |
| Winton Group Ltd | 30,479 | $972.0K | 0.05% | +14,536+91.2% | Added |
| Envestnet Asset Management Inc | 32,191 | $1.03M | 0.00% | +4,670+17.0% | Added |
| Teachers Retirement System of the State of Kentucky | 32,312 | $1.03M | 0.01% | 00.0% | Unchanged |
| HSBC Holdings PLC | 32,652 | $1.05M | 0.00% | +32,652 | New |
| Bank of Montreal | 33,323 | $1.08M | 0.00% | +3,855+13.1% | Added |
| ExodusPoint Capital Management, LP | 33,928 | $1.08M | 0.02% | +14,792+77.3% | Added |
| Ensign Peak Advisors, Inc | 34,117 | $1.09M | 0.00% | 00.0% | Unchanged |
| Avantax Advisory Services, Inc. | 34,727 | $1.11M | 0.02% | +34,727 | New |
| ETF Managers Group, LLC | 35,751 | $1.16M | 0.02% | +604+1.7% | Added |
| Robeco Institutional Asset Management B.V. | 38,401 | $1.23M | 0.00% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 40,345 | $1.29M | 0.01% | +1,056+2.7% | Added |
| Oregon Public Employees Retirement Fund | 41,428 | $1.32M | 0.01% | −511−1.2% | Reduced |
| Voya Investment Management LLC | 42,466 | $1.35M | 0.00% | +568+1.4% | Added |
| Price T Rowe Associates Inc | 43,588 | $1.39M | 0.00% | +13,748+46.1% | Added |
| Maryland State Retirement & Pension System | 43,856 | $1.40M | 0.04% | +256+0.6% | Added |
| AQR Capital Management LLC | 43,951 | $1.40M | 0.00% | −16,157−26.9% | Reduced |
| Western Wealth Management, LLC | 44,038 | $1.40M | 0.07% | +44,038 | New |
| Louisiana State Employees Retirement System | 53,200 | $1.42M | 0.03% | +300+0.6% | Added |
| Manufacturers Life Insurance Company, The | 44,557 | $1.42M | 0.00% | −10,426−19.0% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 45,241 | $1.44M | 0.00% | −7,935−14.9% | Reduced |
| Yorktown Management & Research Co Inc | 46,400 | $1.48M | 1.26% | 00.0% | Unchanged |
| STRS Ohio | 47,700 | $1.52M | 0.01% | +14,800+45.0% | Added |
| Burney Co | 47,908 | $1.53M | 0.07% | +47,908 | New |
| Amalgamated Bank | 49,191 | $1.57M | 0.01% | −2,302−4.5% | Reduced |
| Amalgamated Financial Corp. | 49,191 | $1.57M | 0.01% | +49,191 | New |
| Martingale Asset Management L P | 50,362 | $1.61M | 0.02% | −7,508−13.0% | Reduced |
| Truist Financial Corp | 51,692 | $1.65M | 0.00% | −263−0.5% | Reduced |
| Canada Pension Plan Investment Board | 52,000 | $1.66M | 0.00% | +52,000 | New |
| Cubist Systematic Strategies, LLC | 52,490 | $1.67M | 0.01% | +22,888+77.3% | Added |
| Allspring Global Investments Holdings, LLC | 52,656 | $1.68M | 0.00% | +371+0.7% | Added |
| Ziegler Capital Management, LLC | 56,392 | $1.80M | 0.08% | −6,300−10.0% | Reduced |
| Victory Capital Management Inc | 73,355 | $1.83M | 0.00% | +23,340+46.7% | Added |
| MetLife Investment Management | 59,397 | $1.89M | 0.01% | +21,446+56.5% | Added |
| State Board of Administration of Florida Retirement System | 62,147 | $1.98M | 0.00% | +414+0.7% | Added |
| American International Group, Inc. | 62,218 | $1.98M | 0.01% | −3,815−5.8% | Reduced |
| Los Angeles Capital Management LLC | 64,687 | $2.06M | 0.01% | −960−1.5% | Reduced |
| New York State Teachers Retirement System | 65,628 | $2.09M | 0.00% | +2,126+3.3% | Added |
| Man Group plc | 72,154 | $2.30M | 0.01% | +11,835+19.6% | Added |
| Squarepoint Ops LLC | 72,734 | $2.32M | 0.02% | +40,095+122.8% | Added |
| Gotham Asset Management, LLC | 75,079 | $2.39M | 0.07% | +26,726+55.3% | Added |
| State of Alaska, Department of Revenue | 76,341 | $2.43M | 0.03% | −1,095−1.4% | Reduced |
| Advisor Group Holdings, Inc. | 77,624 | $2.45M | 0.00% | +36,387+88.2% | Added |
| UBS Group AG | 77,274 | $2.46M | 0.00% | +28,487+58.4% | Added |
| Texas Permanent School Fund | 77,535 | $2.47M | 0.03% | −1,659−2.1% | Reduced |
| Comerica Bank | 93,076 | $2.48M | 0.02% | −2,222−2.3% | Reduced |
| Boston Partners | 78,742 | $2.51M | 0.00% | +47,677+153.5% | Added |
| State of Tennessee, Treasury Department | 87,734 | $2.80M | 0.01% | +4,653+5.6% | Added |
| Cambiar Investors LLC | 88,363 | $2.82M | 0.11% | −4,899−5.3% | Reduced |
| Royal Bank of Canada | 91,255 | $2.91M | 0.00% | −193,535−68.0% | Reduced |
| BNP Paribas Arbitrage, SA | 93,683 | $2.99M | 0.01% | −74,913−44.4% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 94,283 | $3.01M | 0.03% | +11,625+14.1% | Added |
| Stifel Financial Corp | 94,505 | $3.01M | 0.00% | +3,175+3.5% | Added |
| State of New Jersey Common Pension Fund D | 96,127 | $3.06M | 0.01% | −7,018−6.8% | Reduced |
| Great West Life Assurance Co | 94,323 | $3.09M | 0.01% | −431−0.5% | Reduced |
| Barclays PLC | 97,764 | $3.12M | 0.00% | −240,865−71.1% | Reduced |
| Yousif Capital Management, LLC | 98,759 | $3.15M | 0.03% | −3,460−3.4% | Reduced |
| Affinity Wealth Management LLC | 137,453 | $3.58M | 0.73% | +137,453 | New |
| Prudential Financial Inc | 114,091 | $3.64M | 0.00% | −1,440−1.2% | Reduced |