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, Q1 2024
Institutional positions in Rambus Inc as of Mar 31, 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
- 375
- −21 vs. Q4 2023
- Shares held
- 97.3M
- +747.6K (+0.8%) vs. Q4 2023
- Total value
- $6.00B
- −$592.3M (−9.0%) vs. Q4 2023
- New holders
- 51
- 153 more added
- Sold out
- 72
- 135 more reduced
4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Rambus Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Albion Financial Group | 3 | $186 | 0.00% | −10−76.9% | Reduced |
| Tfo-TDC, LLC | 4 | $247 | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 5 | $310 | 0.00% | −9−64.3% | Reduced |
| Sound Income Strategies, LLC | 6 | $371 | 0.00% | −3−33.3% | Reduced |
| SJS Investment Consulting Inc. | 8 | $495 | 0.00% | −15−65.2% | Reduced |
| Rothschild Investment LLC | 10 | $618 | 0.00% | +10 | New |
| First Command Advisory Services, Inc. | 15 | $927 | 0.00% | +15 | New |
| Avion Wealth | 9 | $1.00K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 17 | $1.05K | 0.00% | −3−15.0% | Reduced |
| Institutional & Family Asset Management, LLC | 18 | $1.11K | 0.00% | +6+50.0% | Added |
| Harbour Investments, Inc. | 20 | $1.24K | 0.00% | +20 | New |
| Harbor Investment Advisory, LLC | 20 | $1.24K | 0.00% | +20 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 21 | $1.30K | 0.00% | +21 | New |
| Naples Money Management LLC | 22 | $1.36K | 0.00% | +22 | New |
| Kelly Financial Services LLC | 25 | $1.54K | 0.00% | +9+56.3% | Added |
| Westside Investment Management, Inc. | 25 | $1.55K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 30 | $1.85K | 0.00% | +5+20.0% | Added |
| Plante Moran Financial Advisors, LLC | 31 | $1.92K | 0.00% | −23−42.6% | Reduced |
| Umb Bank N A | 31 | $1.92K | 0.00% | +31 | New |
| Colonial Trust Co | 34 | $2.15K | 0.00% | +34 | New |
| Bell Investment Advisors, Inc | 41 | $2.54K | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 45 | $2.78K | 0.00% | −15−25.0% | Reduced |
| First Pacific Financial | 46 | $2.84K | 0.00% | +13+39.4% | Added |
| Valley National Advisers Inc | 50 | $3.00K | 0.00% | −10−16.7% | Reduced |
| Mather Group, LLC. | 44 | $3.00K | 0.00% | +44 | New |
| Larson Financial Group LLC | 50 | $3.09K | 0.00% | −8−13.8% | Reduced |
| WealthCollab, LLC | 53 | $3.28K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 58 | $3.58K | 0.00% | −63−52.1% | Reduced |
| Quest Partners LLC | 60 | $3.71K | 0.00% | +60 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 65 | $4.02K | 0.00% | 00.0% | Unchanged |
| RFP Financial Group LLC | 76 | $4.70K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 85 | $5.25K | 0.00% | +30+54.5% | Added |
| LGT Financial Advisors LLC | 91 | $5.63K | 0.01% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 100 | $6.18K | 0.00% | −14−12.3% | Reduced |
| nVerses Capital, LLC | 100 | $6.18K | 0.01% | – | – |
| EverSource Wealth Advisors, LLC | 115 | $6.30K | 0.00% | −52−31.1% | Reduced |
| Private Wealth Management Group, LLC | 107 | $6.61K | 0.00% | −18−14.4% | Reduced |
| Key Financial Inc | 137 | $8.47K | 0.00% | 00.0% | Unchanged |
| Rakuten Securities, Inc. | 138 | $8.53K | 0.00% | +138 | New |
| TD Private Client Wealth LLC | 153 | $9.46K | 0.00% | +30+24.4% | Added |
| CarsonAllaria Wealth Management, Ltd. | 200 | $12.4K | 0.01% | 00.0% | Unchanged |
| Planning Capital Management Corp | 208 | $12.9K | 0.01% | 00.0% | Unchanged |
| Private Trust Co NA | 221 | $13.7K | 0.00% | 00.0% | Unchanged |
| Ci Investments Inc. | 223 | $14.0K | 0.00% | +57+34.3% | Added |
| Byrne Asset Management LLC | 250 | $15.5K | 0.01% | +250 | New |
| SYSTM Wealth Solutions LLC | 256 | $15.8K | 0.00% | +28+12.3% | Added |
| Clear Street Markets LLC | 274 | $17.0K | 0.01% | +274 | New |
| Allworth Financial LP | 279 | $17.2K | 0.00% | −13−4.5% | Reduced |
| Farther Finance Advisors, LLC | 285 | $17.7K | 0.00% | +93+48.4% | Added |
| Tradewinds Capital Management, LLC | 296 | $18.3K | 0.01% | 00.0% | Unchanged |
| Bessemer Group Inc | 300 | $19.0K | 0.00% | 00.0% | Unchanged |
| Ulland Investment Advisors, LLC | 300 | $19.0K | 0.02% | +300 | New |
| Ronald Blue Trust, Inc. | 335 | $20.7K | 0.00% | −112−25.1% | Reduced |
| Massmutual Trust Co FSB | 354 | $21.9K | 0.00% | −6−1.7% | Reduced |
| Riggs Asset Managment Co. Inc. | 407 | $25.2K | 0.01% | +7+1.8% | Added |
| GWM Advisors LLC | 408 | $25.2K | 0.00% | −50−10.9% | Reduced |
| Principal Securities, Inc. | 411 | $25.4K | 0.00% | +253+160.1% | Added |
| Fifth Third Bancorp | 431 | $26.6K | 0.00% | −73−14.5% | Reduced |
| Rise Advisors, LLC | 445 | $27.5K | 0.01% | +445 | New |
| Bartlett & Co. Wealth Management LLC | 500 | $30.9K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 527 | $32.6K | 0.00% | −101−16.1% | Reduced |
| Proequities, Inc. | 540 | $33.4K | 0.00% | 00.0% | Unchanged |
| Maryland Capital Advisors Inc. | 575 | $35.5K | 0.02% | 00.0% | Unchanged |
| Orion Capital Management LLC | 703 | $43.5K | 0.02% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 744 | $46.0K | 0.01% | +7+0.9% | Added |
| IFP Advisors, Inc | 808 | $49.9K | 0.00% | −392−32.7% | Reduced |
| China Universal Asset Management Co., Ltd. | 1,000 | $61.8K | 0.01% | −23,000−95.8% | Reduced |
| Geneos Wealth Management Inc. | 1,000 | $61.8K | 0.00% | 00.0% | Unchanged |
| Credit Agricole S A | 1,175 | $66.3K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,080 | $66.8K | 0.01% | +121+12.6% | Added |
| Spire Wealth Management | 1,100 | $68.0K | 0.00% | +142+14.8% | Added |
| Householder Group Estate & Retirement Specialist, LLC | 1,207 | $74.6K | 0.02% | −33−2.7% | Reduced |
| Signaturefd, LLC | 1,207 | $74.6K | 0.00% | +284+30.8% | Added |
| Clearstead Advisors, LLC | 1,315 | $74.9K | 0.00% | 00.0% | Unchanged |
| NBC Securities, Inc. | 1,221 | $75.0K | 0.01% | −72−5.6% | Reduced |
| Lindbrook Capital, LLC | 1,460 | $90.2K | 0.01% | −1−0.1% | Reduced |
| Northwest Capital Management Inc | 2,000 | $123.6K | 0.04% | 00.0% | Unchanged |
| Simplex Trading, LLC | 2,108 | $130.0K | 0.00% | +2,108 | New |
| KBC Group NV | 2,251 | $139.0K | 0.00% | 00.0% | Unchanged |
| Cullen/Frost Bankers, Inc. | 2,695 | $166.6K | 0.00% | +84+3.2% | Added |
| Harbor Capital Advisors, Inc. | 2,872 | $178.0K | 0.02% | +2,872 | New |
| Covestor Ltd | 2,989 | $185.0K | 0.12% | +757+33.9% | Added |
| Quadrant Capital Group LLC | 3,021 | $186.7K | 0.01% | −624−17.1% | Reduced |
| MeadowBrook Investment Advisors LLC | 3,175 | $196.2K | 0.18% | +850+36.6% | Added |
| New Insight Wealth Advisors | 3,236 | $200.0K | 0.12% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 3,378 | $208.8K | 0.00% | −5−0.1% | Reduced |
| Lido Advisors, LLC | 3,423 | $211.6K | 0.00% | +336+10.9% | Added |
| Schechter Investment Advisors, LLC | 3,448 | $213.1K | 0.02% | +43+1.3% | Added |
| HHM Wealth Advisors, LLC | 3,500 | $216.3K | 0.04% | 00.0% | Unchanged |
| Rakuten Investment Management, Inc. | 3,517 | $217.4K | 0.00% | +3,517 | New |
| Brinker Capital Investments, LLC | 3,677 | $227.3K | 0.00% | −244−6.2% | Reduced |
| Orion Portfolio Solutions, LLC | 3,677 | $227.3K | 0.00% | −244−6.2% | Reduced |
| Stephens Inc | 3,824 | $236.4K | 0.00% | +3,631+1,881.3% | Added |
| Wealth Enhancement Advisory Services, LLC | 3,851 | $238.0K | 0.00% | −234−5.7% | Reduced |
| Gotham Asset Management, LLC | 3,854 | $238.2K | 0.00% | −7,092−64.8% | Reduced |
| Shell Asset Management Co | 4,125 | $242.0K | 0.01% | −423−9.3% | Reduced |
| NJ State Employees Deferred Compensation Plan | 4,000 | $247.2K | 0.03% | 00.0% | Unchanged |
| Marex Group plc | 4,157 | $256.9K | 0.01% | −5,382−56.4% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 4,230 | $261.5K | 0.04% | −40−0.9% | Reduced |
| Buckingham Strategic Partners | 4,260 | $263.3K | 0.01% | −656−13.3% | Reduced |