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, Q2 2022
Institutional positions in Rambus Inc as of Jun 30, 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
- 253
- −17 vs. Q1 2022
- Shares held
- 95.8M
- +2.67M (+2.9%) vs. Q1 2022
- Total value
- $2.07B
- −$898.5M (−30.3%) vs. Q1 2022
- New holders
- 32
- 94 more added
- Sold out
- 49
- 82 more reduced
6 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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, Q2 2022
Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 16,850,302 | $362.1M | 0.01% | −349,166−2.0% | Reduced |
| Vanguard Group Inc | 12,272,499 | $263.7M | 0.01% | +241,619+2.0% | Added |
| Ameriprise Financial Inc | 5,279,096 | $113.4M | 0.04% | +249,644+5.0% | Added |
| Neuberger Berman Group LLC | 5,068,466 | $109.1M | 0.11% | +847,817+20.1% | Added |
| State Street Corp | 4,700,725 | $101.0M | 0.01% | +68,614+1.5% | Added |
| Dimensional Fund Advisors LP | 3,632,752 | $78.1M | 0.03% | −86,104−2.3% | Reduced |
| Westwood Holdings Group Inc. | 3,150,081 | $67.7M | 0.74% | +629,797+25.0% | Added |
| Loomis Sayles & Co L P | 2,844,840 | $61.1M | 0.11% | −223,928−7.3% | Reduced |
| Wellington Management Group LLP | 2,389,507 | $51.4M | 0.01% | +143,616+6.4% | Added |
| Geode Capital Management, LLC | 1,969,044 | $42.3M | 0.01% | −7,086−0.4% | Reduced |
| Lord, Abbett & Co. LLC | 1,855,531 | $39.9M | 0.14% | −105,999−5.4% | Reduced |
| Silvercrest Asset Management Group LLC | 1,779,806 | $38.2M | 0.29% | −43,548−2.4% | Reduced |
| Northern Trust Corp | 1,583,120 | $34.0M | 0.01% | +9,904+0.6% | Added |
| Russell Investments Group, Ltd. | 1,414,019 | $30.4M | 0.06% | +895,409+172.7% | Added |
| Vaughan Nelson Investment Management, L.P. | 1,390,015 | $29.9M | 0.40% | +702,125+102.1% | Added |
| D. E. Shaw & Co., Inc. | 1,298,006 | $27.9M | 0.05% | +19,672+1.5% | Added |
| Hood River Capital Management LLC | 1,185,012 | $25.5M | 1.01% | +610,702+106.3% | Added |
| Bank of New York Mellon Corp | 1,118,601 | $24.0M | 0.01% | −50,938−4.4% | Reduced |
| Lynrock Lake LP | 1,099,808 | $23.6M | 1.20% | −1,242,689−53.0% | Reduced |
| Norges Bank | 1,029,063 | $22.1M | 0.01% | −60,414−5.5% | Reduced |
| Morgan Stanley | 1,028,732 | $22.1M | 0.00% | +306,508+42.4% | Added |
| Nuveen Asset Management, LLC | 991,417 | $21.3M | 0.01% | −103,919−9.5% | Reduced |
| Shannon River Fund Management LLC | 910,556 | $19.6M | 5.58% | +128,701+16.5% | Added |
| Invesco Ltd. | 813,487 | $17.5M | 0.01% | −8,539−1.0% | Reduced |
| Charles Schwab Investment Management Inc | 779,590 | $16.8M | 0.01% | −11,179−1.4% | Reduced |
| Principal Financial Group Inc | 760,815 | $16.4M | 0.01% | +30,038+4.1% | Added |
| Assenagon Asset Management S.A. | 681,629 | $14.6M | 0.06% | +504,222+284.2% | Added |
| Glenmede Trust Co NA | 624,780 | $13.4M | 0.08% | −68,115−9.8% | Reduced |
| Millennium Management LLC | 571,003 | $12.3M | 0.02% | +5,646+1.0% | Added |
| Epoch Investment Partners, Inc. | 557,453 | $12.0M | 0.07% | −32,241−5.5% | Reduced |
| JPMorgan Chase & Co | 532,628 | $11.4M | 0.00% | −73,232−12.1% | Reduced |
| Barington Capital Group, L.P. | 530,100 | $11.4M | 20.80% | 00.0% | Unchanged |
| Penn Capital Management Co Inc | 514,043 | $11.0M | 1.19% | +153,494+42.6% | Added |
| Royce & Associates LP | 491,990 | $10.6M | 0.11% | +491,990 | New |
| MESIROW FINANCIAL INVESTMENT MANAGEMENT - Equity & Fixed Income | 490,586 | $10.5M | 1.35% | +49,525+11.2% | Added |
| Goldman Sachs Group Inc | 452,136 | $9.72M | 0.00% | +48,980+12.1% | Added |
| Great Lakes Advisors, LLC | 437,591 | $9.40M | 0.19% | −6,969−1.6% | Reduced |
| New York State Common Retirement Fund | 434,547 | $9.34M | 0.01% | +47,202+12.2% | Added |
| Pacer Advisors, Inc. | 369,925 | $7.95M | 0.06% | +99,833+37.0% | Added |
| Man Group plc | – | $7.34M | 0.03% | – | – |
| Engineers Gate Manager LP | 326,691 | $7.02M | 0.26% | +305,861+1,468.4% | Added |
| Two Sigma Advisers, LP | 326,685 | $7.02M | 0.02% | −64,700−16.5% | Reduced |
| Legal & General Group Plc | 319,646 | $6.87M | 0.00% | +4,226+1.3% | Added |
| Rhumbline Advisers | 287,424 | $6.18M | 0.01% | −8,235−2.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 282,443 | $6.07M | 0.02% | +6,605+2.4% | Added |
| Credit Suisse AG | 280,333 | $6.02M | 0.01% | +69,681+33.1% | Added |
| Bank of America Corp | 278,348 | $5.98M | 0.00% | −108,060−28.0% | Reduced |
| Captrust Financial Advisors | 265,408 | $5.70M | 0.04% | −32,080−10.8% | Reduced |
| Swiss National Bank | 258,600 | $5.56M | 0.00% | 00.0% | Unchanged |
| Eagle Asset Management Inc | 254,473 | $5.47M | 0.03% | +79,655+45.6% | Added |
| Primecap Management Co | 253,163 | $5.44M | 0.00% | −10,000−3.8% | Reduced |
| Panagora Asset Management Inc | 240,819 | $5.17M | 0.03% | +240,819 | New |
| Deutsche Bank AG | 235,993 | $5.07M | 0.00% | −223,461−48.6% | Reduced |
| Natixis Advisors, L.P. | 224,418 | $4.82M | 0.02% | +90,387+67.4% | Added |
| Thrivent Financial for Lutherans | 223,513 | $4.80M | 0.01% | +30,469+15.8% | Added |
| Schroder Investment Management Group | 218,640 | $4.72M | 0.01% | +73,290+50.4% | Added |
| Putnam Investments LLC | 212,443 | $4.57M | 0.01% | +92,678+77.4% | Added |
| Renaissance Technologies LLC | 205,386 | $4.41M | 0.01% | +196,286+2,157.0% | Added |
| Public Sector Pension Investment Board | 204,122 | $4.39M | 0.04% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 181,687 | $3.90M | 0.01% | −4,242−2.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 175,027 | $3.76M | 0.03% | −801−0.5% | Reduced |
| ExodusPoint Capital Management, LP | 162,229 | $3.49M | 0.05% | +128,301+378.2% | Added |
| Public Employees Retirement System of Ohio | 158,755 | $3.41M | 0.01% | +32,000+25.2% | Added |
| First Trust Advisors LP | 158,664 | $3.41M | 0.00% | −10,056−6.0% | Reduced |
| Alliancebernstein L.P. | 152,727 | $3.28M | 0.00% | +2,115+1.4% | Added |
| BNP Paribas Arbitrage, SA | 144,379 | $3.10M | 0.01% | +50,696+54.1% | Added |
| China Universal Asset Management Co., Ltd. | 143,000 | $3.07M | 1.29% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 141,441 | $3.04M | 0.14% | +117,187+483.2% | Added |
| California State Teachers Retirement System | 139,924 | $3.01M | 0.00% | +733+0.5% | Added |
| Los Angeles Capital Management LLC | 139,609 | $3.00M | 0.01% | +74,922+115.8% | Added |
| UBS Asset Management Americas Inc | 136,640 | $2.94M | 0.00% | −4,980−3.5% | Reduced |
| Boston Partners | 133,320 | $2.87M | 0.00% | +54,578+69.3% | Added |
| Prudential Financial Inc | 112,571 | $2.80M | 0.00% | −1,520−1.3% | Reduced |
| State of Wisconsin Investment Board | 130,292 | $2.80M | 0.01% | +10,992+9.2% | Added |
| Squarepoint Ops LLC | 123,312 | $2.65M | 0.02% | +50,578+69.5% | Added |
| Royal Bank of Canada | 122,214 | $2.63M | 0.00% | +30,959+33.9% | Added |
| LPL Financial LLC | 117,211 | $2.52M | 0.00% | −2,513−2.1% | Reduced |
| SG Americas Securities, LLC | 116,859 | $2.51M | 0.03% | +103,443+771.0% | Added |
| Gotham Asset Management, LLC | 110,239 | $2.37M | 0.08% | +35,160+46.8% | Added |
| Great West Life Assurance Co | 108,296 | $2.33M | 0.01% | +13,973+14.8% | Added |
| Crestline Management, LP | 106,750 | $2.29M | 0.30% | −22,206−17.2% | Reduced |
| Comerica Bank | 96,233 | $2.21M | 0.02% | +3,157+3.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 100,491 | $2.16M | 0.02% | +6,208+6.6% | Added |
| State of New Jersey Common Pension Fund D | 96,127 | $2.07M | 0.01% | 00.0% | Unchanged |
| Stifel Financial Corp | 95,011 | $2.04M | 0.00% | +506+0.5% | Added |
| AlphaCrest Capital Management LLC | 94,516 | $2.03M | 0.10% | +65,417+224.8% | Added |
| Yousif Capital Management, LLC | 92,569 | $1.99M | 0.03% | −6,190−6.3% | Reduced |
| Occudo Quantitative Strategies LP | 91,612 | $1.97M | 0.16% | +91,612 | New |
| Wells Fargo & Company | 90,237 | $1.94M | 0.00% | −107,606−54.4% | Reduced |
| Rice Hall James & Associates, LLC | 90,213 | $1.94M | 0.09% | +90,213 | New |
| Duality Advisers, LP | 84,999 | $1.83M | 0.18% | +84,999 | New |
| State of Alaska, Department of Revenue | 83,351 | $1.79M | 0.02% | +7,010+9.2% | Added |
| Qube Research & Technologies Ltd | 82,758 | $1.78M | 0.01% | +67,018+425.8% | Added |
| Texas Permanent School Fund | 79,676 | $1.71M | 0.03% | +2,141+2.8% | Added |
| Citigroup Inc | 79,161 | $1.70M | 0.00% | −48,123−37.8% | Reduced |
| State of Tennessee, Treasury Department | 79,031 | $1.70M | 0.01% | −8,703−9.9% | Reduced |
| Cubist Systematic Strategies, LLC | 76,002 | $1.63M | 0.01% | +23,512+44.8% | Added |
| SEI Investments Co | 73,821 | $1.63M | 0.00% | −47,523−39.2% | Reduced |
| Cambiar Investors LLC | 72,235 | $1.55M | 0.07% | −16,128−18.3% | Reduced |
| Victory Capital Management Inc | 66,202 | $1.42M | 0.00% | −7,153−9.8% | Reduced |