Rambus Inc
RMBS- 交易所
- Nasdaq
- 產業
- Semiconductors & Related Devices
- SEC CIK
- 0000917273
近 90 天，Rambus Inc 內部人申報 0 筆公開市場買進、2 筆賣出；2026 年第 2 季末有 621 家機構在 13F 申報持有，市值合計 $132.9 億；杜肯家族辦公室和Maverick 資本兩位大師持有。
2026 年第 1 季 13F 持有人
Rambus Inc 在 2026/3/31 季末的機構持股。管理 1 億美元以上美股的機構，每季結束後 45 天內要用 13F 申報多頭部位。13F 是什麼
- 持有機構
- 557
- 較 2025 年第 4 季 +11 家
- 持有股數
- 1.03 億
- 較 2025 年第 4 季 +1,702 萬 (+19.8%)
- 總市值
- $88.3 億
- 較 2025 年第 4 季 +$9.39 億 (+11.9%)
- 新進機構
- 85
- 另有 189 家加碼
- 清倉機構
- 74
- 另有 207 家減碼
另有 8 家機構在 2025 年第 4 季持有、還沒有申報 2026 年第 1 季 13F：沒申報不算清倉，也不計入上面的變化。
歷季持有家數與市值
2021 年第 1 季起，每季在 13F 申報持有 RMBS 的機構家數與合計市值。市值是各季季末的申報市值，也會跟著股價漲跌。
| 季度 | 家數 | 市值 |
|---|---|---|
| 2026 年第 2 季 | 621 | $132.9 億 |
| 2026 年第 1 季 | 557 | $88.3 億 |
| 2025 年第 4 季 | 554 | $91.8 億 |
| 2025 年第 3 季 | 513 | $102.9 億 |
| 2025 年第 2 季 | 459 | $62.2 億 |
| 2025 年第 1 季 | 413 | $50.1 億 |
| 2024 年第 4 季 | 395 | $50.3 億 |
| 2024 年第 3 季 | 376 | $39.4 億 |
| 2024 年第 2 季 | 363 | $56.4 億 |
| 2024 年第 1 季 | 375 | $60.0 億 |
| 2023 年第 4 季 | 400 | $66.2 億 |
| 2023 年第 3 季 | 350 | $54.8 億 |
| 2023 年第 2 季 | 393 | $61.4 億 |
| 2023 年第 1 季 | 337 | $48.1 億 |
| 2022 年第 4 季 | 303 | $32.7 億 |
| 2022 年第 3 季 | 241 | $23.8 億 |
| 2022 年第 2 季 | 253 | $20.7 億 |
| 2022 年第 1 季 | 276 | $29.8 億 |
| 2021 年第 4 季 | 258 | $28.0 億 |
| 2021 年第 3 季 | 236 | $20.7 億 |
| 2021 年第 2 季 | 219 | $23.0 億 |
| 2021 年第 1 季 | 213 | $18.6 億 |
2026 年第 1 季持有機構
每家機構持有 Rambus Inc 的股數、市值與佔組合比重；股數變化跟 2025 年第 4 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | 102,403 | $881.0 萬 | 0.01% | −11,585−10.2% | 減碼 |
| Creative Planning | 102,320 | $880.3 萬 | 0.01% | +11,007+12.1% | 加碼 |
| DF Dent & Co Inc | 101,865 | $876.3 萬 | 0.17% | +101,865 | 新進 |
| Lazard Asset Management LLC | 101,701 | $874.9 萬 | 0.01% | −196,169−65.9% | 減碼 |
| Schroder Investment Management Group | 108,594 | $865.8 萬 | 0.01% | +9,539+9.6% | 加碼 |
| Alight Capital Management LP | 100,000 | $860.3 萬 | 2.50% | +100,000 | 新進 |
| Vanguard Asset Management, Ltd | 97,189 | $836.1 萬 | 0.01% | +97,189 | 新進 |
| Rockefeller Capital Management L.P. | 95,452 | $821.2 萬 | 0.01% | +92,768+3,456.3% | 加碼 |
| State of Wisconsin Investment Board | 95,368 | $820.5 萬 | 0.02% | −5,952−5.9% | 減碼 |
| Envestnet Asset Management Inc | 90,674 | $780.1 萬 | 0.00% | +21,287+30.7% | 加碼 |
| Prudential Financial Inc | 89,397 | $769.1 萬 | 0.01% | −124,245−58.2% | 減碼 |
| Allianz Asset Management GmbH | 89,106 | $766.6 萬 | 0.01% | +89,106 | 新進 |
| LPL Financial LLC | 87,964 | $756.8 萬 | 0.00% | +3,429+4.1% | 加碼 |
| Susquehanna International Group, LLP | 85,824 | $738.3 萬 | 0.01% | +71,990+520.4% | 加碼 |
| Osterweis Capital Management Inc | 84,930 | $730.7 萬 | 0.38% | −4,135−4.6% | 減碼 |
| SummitTX Capital, L.P. | 80,674 | $694.0 萬 | 0.22% | −16,698−17.1% | 減碼 |
| Two Sigma Investments, LP | 77,410 | $666.0 萬 | 0.01% | −66,993−46.4% | 減碼 |
| AMJ Financial Wealth Management | 76,330 | $656.7 萬 | 1.56% | −18,616−19.6% | 減碼 |
| New York State Teachers Retirement System | 73,322 | $630.8 萬 | 0.01% | −3,604−4.7% | 減碼 |
| Algert Global LLC | 72,447 | $623.3 萬 | 0.09% | −129,775−64.2% | 減碼 |
| Allspring Global Investments Holdings, LLC | 66,531 | $598.4 萬 | 0.01% | −455,695−87.3% | 減碼 |
| Fred Alger Management, LLC | 66,862 | $575.2 萬 | 0.03% | −341−0.5% | 減碼 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 66,044 | $568.2 萬 | 0.01% | −71,648−52.0% | 減碼 |
| Munro Partners | 64,395 | $554.0 萬 | 0.19% | +64,395 | 新進 |
| Weiss Asset Management LP | 63,100 | $542.8 萬 | 0.10% | +26,800+73.8% | 加碼 |
| Great West Life Assurance Co | 62,130 | $534.8 萬 | 0.01% | +159+0.3% | 加碼 |
| Thornburg Investment Management Inc | 58,106 | $499.9 萬 | 0.05% | +552+1.0% | 加碼 |
| Loup Funds, LLC | 58,036 | $499.3 萬 | 3.16% | +58,036 | 新進 |
| Penserra Capital Management LLC | 57,161 | $491.7 萬 | 0.06% | +57,161 | 新進 |
| Mackenzie Financial Corp | 53,689 | $461.9 萬 | 0.01% | +29,540+122.3% | 加碼 |
| Vident Advisory, LLC | 51,947 | $446.9 萬 | 0.04% | −14,124−21.4% | 減碼 |
| Bridgewater Associates, LP | 51,854 | $446.1 萬 | 0.02% | −102,442−66.4% | 減碼 |
| Captrust Financial Advisors | 51,797 | $445.6 萬 | 0.01% | +10,921+26.7% | 加碼 |
| Nicholas Investment Partners, LP | 50,851 | $437.5 萬 | 0.32% | +3,048+6.4% | 加碼 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 50,271 | $432.5 萬 | 0.01% | −7,528−13.0% | 減碼 |
| Holocene Advisors, LP | 49,604 | $426.7 萬 | 0.01% | +49,604 | 新進 |
| AI-Squared Management Ltd | 49,578 | $426.5 萬 | 3.10% | +49,578 | 新進 |
| Teachers Retirement System of the State of Kentucky | 49,124 | $422.6 萬 | 0.03% | −236−0.5% | 減碼 |
| Vanguard Global Advisers, LLC | 47,982 | $412.8 萬 | 0.00% | +47,982 | 新進 |
| Assenagon Asset Management S.A. | 47,531 | $408.9 萬 | 0.01% | +1,174+2.5% | 加碼 |
| Primecap Management Co | 47,500 | $408.6 萬 | 0.00% | 00.0% | 不變 |
| Tower Research Capital LLC (TRC) | 46,839 | $403.0 萬 | 0.10% | +22,134+89.6% | 加碼 |
| Amalgamated Bank | 46,548 | $400.5 萬 | 0.03% | +1,209+2.7% | 加碼 |
| American Century Companies Inc | 45,490 | $391.4 萬 | 0.00% | −12,812−22.0% | 減碼 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 44,874 | $386.1 萬 | 0.01% | +8,072+21.9% | 加碼 |
| Hancock Whitney Corp | 33,382 | $384.3 萬 | 0.07% | +2,854+9.3% | 加碼 |
| Raiffeisen Bank International AG | 48,000 | $382.7 萬 | 0.06% | +48,000 | 新進 |
| Pictet Asset Management Holding SA | 43,583 | $374.9 萬 | 0.00% | +2,832+6.9% | 加碼 |
| New York State Common Retirement Fund | 42,938 | $369.4 萬 | 0.01% | +1,000+2.4% | 加碼 |
| Guggenheim Capital LLC | 42,731 | $367.6 萬 | 0.03% | +19,226+81.8% | 加碼 |
| EFG International AG | 42,417 | $364.9 萬 | 0.08% | +4,886+13.0% | 加碼 |
| State of Tennessee, Treasury Department | 42,268 | $363.6 萬 | 0.01% | 00.0% | 不變 |
| Campbell Newman Asset Management Inc | 41,067 | $353.3 萬 | 0.29% | +721+1.8% | 加碼 |
| Diversify Wealth Management, LLC | 31,253 | $350.5 萬 | 0.06% | +13,470+75.7% | 加碼 |
| Diversified Trust Co | 39,861 | $342.9 萬 | 0.06% | +11,506+40.6% | 加碼 |
| Meiji Yasuda Asset Management Co Ltd. | 39,661 | $341.2 萬 | 0.17% | +37,161+1,486.4% | 加碼 |
| Aspetuck Financial Management LLC | 38,175 | $328.4 萬 | 2.25% | 00.0% | 不變 |
| Moody Aldrich Partners LLC | 37,335 | $321.2 萬 | 0.58% | +903+2.5% | 加碼 |
| Rice Hall James & Associates, LLC | 37,059 | $318.8 萬 | 0.18% | −7,886−17.5% | 減碼 |
| Pacer Advisors, Inc. | 37,001 | $318.3 萬 | 0.01% | +16,542+80.9% | 加碼 |
| State of New Jersey Common Pension Fund D | 36,975 | $318.1 萬 | 0.01% | 00.0% | 不變 |
| Y-Intercept (Hong Kong) Ltd | 36,901 | $317.5 萬 | 0.06% | +7,451+25.3% | 加碼 |
| Pathstone Holdings, LLC | 36,183 | $311.3 萬 | 0.01% | +9,634+36.3% | 加碼 |
| Future Fund LLC | 34,386 | $295.8 萬 | 1.04% | +34,386 | 新進 |
| Stephens Inc | 32,981 | $283.7 萬 | 0.04% | +3,045+10.2% | 加碼 |
| Yousif Capital Management, LLC | 31,695 | $272.7 萬 | 0.03% | −1,622−4.9% | 減碼 |
| Louisiana State Employees Retirement System | 31,200 | $268.4 萬 | 0.05% | +1,400+4.7% | 加碼 |
| Susquehanna Portfolio Strategies, LLC | 30,578 | $263.1 萬 | 0.04% | −1,948−6.0% | 減碼 |
| Natixis Advisors, L.P. | 30,567 | $263.0 萬 | 0.00% | +2,201+7.8% | 加碼 |
| ProShare Advisors LLC | 29,844 | $256.7 萬 | 0.00% | −7,926−21.0% | 減碼 |
| Arizona State Retirement System | 29,569 | $254.4 萬 | 0.01% | −191−0.6% | 減碼 |
| Royal Bank of Canada | 29,542 | $254.2 萬 | 0.00% | −4,462−13.1% | 減碼 |
| Police & Firemen's Retirement System of New Jersey | 29,310 | $252.2 萬 | 0.02% | +359+1.2% | 加碼 |
| Ameritas Investment Partners, Inc. | 28,746 | $247.3 萬 | 0.08% | +102+0.4% | 加碼 |
| Cetera Investment Advisers | 28,692 | $246.8 萬 | 0.00% | +301+1.1% | 加碼 |
| South Dakota Investment Council | 28,613 | $246.2 萬 | 0.05% | 00.0% | 不變 |
| Emerald Investment Advisers, LLC | 28,090 | $241.7 萬 | 0.22% | +28,090 | 新進 |
| New Age Alpha Advisors, LLC | 27,979 | $240.7 萬 | 0.11% | −689−2.4% | 減碼 |
| Ensign Peak Advisors, Inc | 27,480 | $236.4 萬 | 0.00% | −960−3.4% | 減碼 |
| Fifth Third Bancorp | 27,361 | $235.4 萬 | 0.00% | +25,820+1,675.5% | 加碼 |
| Illinois Municipal Retirement Fund | 27,314 | $235.0 萬 | 0.03% | +2,974+12.2% | 加碼 |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 26,972 | $232.0 萬 | 0.01% | +34+0.1% | 加碼 |
| Vanguard Investments Australia, Ltd. | 26,807 | $230.6 萬 | 0.01% | +26,807 | 新進 |
| State Board of Administration of Florida Retirement System | 26,583 | $228.7 萬 | 0.00% | 00.0% | 不變 |
| Nissay Asset Management Corp | 26,374 | $226.9 萬 | 0.01% | +269+1.0% | 加碼 |
| Linden Thomas Advisory Services, LLC | 26,221 | $225.6 萬 | 0.22% | −38−0.1% | 減碼 |
| SG Americas Securities, LLC | 25,962 | $223.4 萬 | 0.00% | −37,690−59.2% | 減碼 |
| Stifel Financial Corp | 25,943 | $223.2 萬 | 0.00% | −3,530−12.0% | 減碼 |
| State of Michigan Retirement System | 25,900 | $222.8 萬 | 0.01% | +500+2.0% | 加碼 |
| Hennion & Walsh Asset Management, Inc. | 25,727 | $221.3 萬 | 0.07% | −252−1.0% | 減碼 |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 25,700 | $221.1 萬 | 0.91% | −4,050−13.6% | 減碼 |
| Elo Mutual Pension Insurance Co | 25,691 | $221.0 萬 | 0.04% | +1,479+6.1% | 加碼 |
| Cerity Partners LLC | 25,687 | $221.0 萬 | 0.00% | −4,789−15.7% | 減碼 |
| Quantinno Capital Management LP | 25,621 | $220.4 萬 | 0.00% | +2,219+9.5% | 加碼 |
| Silvercrest Asset Management Group LLC | 25,451 | $219.0 萬 | 0.02% | −224,535−89.8% | 減碼 |
| STRS Ohio | 24,300 | $209.1 萬 | 0.01% | −300−1.2% | 減碼 |
| US Bancorp | 24,246 | $208.6 萬 | 0.00% | +3,114+14.7% | 加碼 |
| Northwestern Mutual Investment Management Company, LLC | 24,116 | $207.5 萬 | 0.03% | +31+0.1% | 加碼 |
| Baird Financial Group, Inc. | 24,090 | $207.2 萬 | 0.00% | −14,351−37.3% | 減碼 |
| CWA Asset Management Group, LLC | 23,967 | $206.2 萬 | 0.07% | +23,967 | 新進 |