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。
2025 年第 4 季 13F 持有人
Rambus Inc 在 2025/12/31 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
- 554
- 較 2025 年第 3 季 +50 家
- 持有股數
- 9,984 萬
- 較 2025 年第 3 季 +142.3 萬 (+1.4%)
- 總市值
- $91.8 億
- 較 2025 年第 3 季 −$10.8 億 (−10.5%)
- 新進機構
- 103
- 另有 190 家加碼
- 清倉機構
- 53
- 另有 195 家減碼
另有 9 家機構在 2025 年第 3 季持有、還沒有申報 2025 年第 4 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 |
2025 年第 4 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 3 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| Lazard Asset Management LLC | 297,870 | $2,737 萬 | 0.05% | −1,058−0.4% | 減碼 |
| First Trust Advisors LP | 300,156 | $2,758 萬 | 0.02% | +99,611+49.7% | 加碼 |
| Public Sector Pension Investment Board | 305,209 | $2,805 萬 | 0.09% | +305,209 | 新進 |
| Rhumbline Advisers | 314,612 | $2,891 萬 | 0.02% | −29,775−8.6% | 減碼 |
| William Blair Investment Management, LLC | 316,397 | $2,907 萬 | 0.08% | +25,215+8.7% | 加碼 |
| Westfield Capital Management Co LP | 362,092 | $3,327 萬 | 0.14% | −122,373−25.3% | 減碼 |
| Janus Henderson Group PLC | 379,515 | $3,487 萬 | 0.02% | −4,489−1.2% | 減碼 |
| SEI Investments Co | 386,745 | $3,554 萬 | 0.04% | +106,192+37.9% | 加碼 |
| Emerald Mutual Fund Advisers Trust | 391,215 | $3,595 萬 | 1.75% | 00.0% | 不變 |
| Principal Financial Group Inc | 411,719 | $3,783 萬 | 0.02% | −61,255−13.0% | 減碼 |
| Panagora Asset Management Inc | 434,703 | $3,994 萬 | 0.14% | −3,414−0.8% | 減碼 |
| Caisse de Depot Et Placement du Quebec | 447,309 | $4,110 萬 | 0.07% | +66,705+17.5% | 加碼 |
| UBS Group AG | 455,670 | $4,187 萬 | 0.01% | −110,135−19.5% | 減碼 |
| Oberweis Asset Management Inc | 462,100 | $4,246 萬 | 1.55% | −45,799−9.0% | 減碼 |
| Canada Pension Plan Investment Board | 466,600 | $4,288 萬 | 0.03% | +212,000+83.3% | 加碼 |
| Franklin Resources Inc | 485,805 | $4,464 萬 | 0.01% | +13,456+2.8% | 加碼 |
| Citigroup Inc | 502,540 | $4,618 萬 | 0.03% | +132,199+35.7% | 加碼 |
| Fisher Asset Management, LLC | 517,278 | $4,753 萬 | 0.02% | +364,396+238.4% | 加碼 |
| Lord, Abbett & Co. LLC | 539,028 | $4,953 萬 | 0.15% | −207,648−27.8% | 減碼 |
| Allspring Global Investments Holdings, LLC | 522,226 | $5,185 萬 | 0.08% | +26,773+5.4% | 加碼 |
| Ameriprise Financial Inc | 566,679 | $5,207 萬 | 0.01% | +106,575+23.2% | 加碼 |
| Emerald Advisers, LLC | 626,985 | $5,761 萬 | 1.78% | −10,769−1.7% | 減碼 |
| T. Rowe Price Investment Management, Inc. | 687,840 | $6,321 萬 | 0.04% | −41,207−5.7% | 減碼 |
| Loomis Sayles & Co L P | 700,333 | $6,435 萬 | 0.08% | +90,180+14.8% | 加碼 |
| Hood River Capital Management LLC | 708,846 | $6,514 萬 | 0.71% | −129,594−15.5% | 減碼 |
| AQR Capital Management LLC | 711,126 | $6,535 萬 | 0.03% | +163,522+29.9% | 加碼 |
| Voya Investment Management LLC | 724,208 | $6,655 萬 | 0.07% | −44,330−5.8% | 減碼 |
| Morgan Stanley | 885,092 | $8,133 萬 | 0.00% | −180,712−17.0% | 減碼 |
| Wellington Management Group LLP | 933,934 | $8,582 萬 | 0.02% | +183,488+24.5% | 加碼 |
| Rafferty Asset Management, LLC | 935,784 | $8,599 萬 | 0.30% | +34,034+3.8% | 加碼 |
| Raymond James Financial Inc | 932,281 | $8,710 萬 | 0.03% | −258,039−21.7% | 減碼 |
| Driehaus Capital Management LLC | 954,164 | $8,768 萬 | 0.60% | +954,164 | 新進 |
| Barclays PLC | 1,022,984 | $9,400 萬 | 0.04% | +128,078+14.3% | 加碼 |
| Bank of New York Mellon Corp | 1,094,156 | $1.01 億 | 0.02% | −504,182−31.5% | 減碼 |
| Nuveen, LLC | 1,102,090 | $1.01 億 | 0.03% | −181,035−14.1% | 減碼 |
| Goldman Sachs Group Inc | 1,194,391 | $1.10 億 | 0.02% | +7,258+0.6% | 加碼 |
| Bank of America Corp | 1,249,642 | $1.15 億 | 0.01% | −301,023−19.4% | 減碼 |
| Neuberger Berman Group LLC | 1,305,951 | $1.20 億 | 0.09% | −176,057−11.9% | 減碼 |
| Northern Trust Corp | 1,315,551 | $1.21 億 | 0.02% | −70,323−5.1% | 減碼 |
| Charles Schwab Investment Management Inc | 1,327,693 | $1.22 億 | 0.02% | −11,221−0.8% | 減碼 |
| Swedbank AB | 1,363,000 | $1.25 億 | 0.12% | −337,000−19.8% | 減碼 |
| EdgePoint Investment Group Inc. | 1,406,686 | $1.29 億 | 1.06% | −1,276,270−47.6% | 減碼 |
| Congress Asset Management Co | 1,410,615 | $1.30 億 | 0.91% | +63,430+4.7% | 加碼 |
| FMR LLC | 1,587,029 | $1.46 億 | 0.01% | +213,505+15.5% | 加碼 |
| Norges Bank | 1,701,551 | $1.56 億 | 0.02% | +1,701,551 | 新進 |
| Dimensional Fund Advisors LP | 1,893,528 | $1.74 億 | 0.04% | −35,169−1.8% | 減碼 |
| Alliancebernstein L.P. | 1,900,308 | $1.75 億 | 0.06% | +78,278+4.3% | 加碼 |
| JPMorgan Chase & Co | 2,065,343 | $1.90 億 | 0.01% | −491,495−19.2% | 減碼 |
| Geode Capital Management, LLC | 2,842,715 | $2.61 億 | 0.02% | +94,214+3.4% | 加碼 |
| Invesco Ltd. | 4,148,653 | $3.81 億 | 0.04% | +1,716,621+70.6% | 加碼 |
| State Street Corp | 4,251,563 | $3.91 億 | 0.01% | −138,422−3.2% | 減碼 |
| Price T Rowe Associates Inc | 5,385,570 | $4.95 億 | 0.05% | +140,226+2.7% | 加碼 |
| Vanguard Group Inc | 12,290,929 | $11.3 億 | 0.02% | −410,844−3.2% | 減碼 |
| BlackRock, Inc. | 16,275,186 | $15.0 億 | 0.03% | +466,493+3.0% | 加碼 |
| Analog Century Management LP | 0 | $0 | 0.00% | −631,343−100.0% | 清倉 |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −200,000−100.0% | 清倉 |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −173,353−100.0% | 清倉 |
| CloudAlpha Capital Management Limited/Hong Kong | 0 | $0 | 0.00% | −165,800−100.0% | 清倉 |
| Tairen Capital Ltd | 0 | $0 | 0.00% | −103,073−100.0% | 清倉 |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −41,532−100.0% | 清倉 |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −34,162−100.0% | 清倉 |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −29,371−100.0% | 清倉 |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −27,046−100.0% | 清倉 |
| Jackson Creek Investment Advisors LLC | 0 | $0 | 0.00% | −23,920−100.0% | 清倉 |
| IMC-Chicago, LLC | 0 | $0 | 0.00% | −20,443−100.0% | 清倉 |
| Zacks Investment Management | 0 | $0 | 0.00% | −19,110−100.0% | 清倉 |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −16,315−100.0% | 清倉 |
| Baader Bank INC | 0 | $0 | 0.00% | −11,042−100.0% | 清倉 |
| Hussman Strategic Advisors, Inc. | 0 | $0 | 0.00% | −10,500−100.0% | 清倉 |
| Unique Wealth Strategies, LLC | 0 | $0 | 0.00% | −8,025−100.0% | 清倉 |
| Beacon Pointe Advisors, LLC | 0 | $0 | 0.00% | −7,500−100.0% | 清倉 |
| XTX Topco Ltd | 0 | $0 | 0.00% | −6,221−100.0% | 清倉 |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −5,770−100.0% | 清倉 |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −5,374−100.0% | 清倉 |
| K.J. Harrison & Partners Inc | 0 | $0 | 0.00% | −5,000−100.0% | 清倉 |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −4,450−100.0% | 清倉 |
| WBI Investments | 0 | $0 | 0.00% | −4,356−100.0% | 清倉 |
| Atom Investors LP | 0 | $0 | 0.00% | −4,292−100.0% | 清倉 |
| NJ State Employees Deferred Compensation Plan | 0 | $0 | 0.00% | −4,000−100.0% | 清倉 |
| Massar Capital Management, LP | 0 | $0 | 0.00% | −3,600−100.0% | 清倉 |
| Mitsubishi UFJ Trust & Banking Corp | 0 | $0 | 0.00% | −2,784−100.0% | 清倉 |
| Requisite Capital Management, LLC | 0 | $0 | 0.00% | −2,522−100.0% | 清倉 |
| Blue Barn Wealth, LLC | 0 | $0 | 0.00% | −2,500−100.0% | 清倉 |
| Keel Point, LLC | 0 | $0 | 0.00% | −2,430−100.0% | 清倉 |
| St Germain D J Co Inc | 0 | $0 | 0.00% | −2,245−100.0% | 清倉 |
| NewEdge Wealth, LLC | 0 | $0 | 0.00% | −2,037−100.0% | 清倉 |
| Hilltop Holdings Inc. | 0 | $0 | 0.00% | −2,049−100.0% | 清倉 |
| DRW Securities, LLC | 0 | $0 | 0.00% | −2,026−100.0% | 清倉 |
| Johnson Investment Counsel Inc | 0 | $0 | 0.00% | −1,986−100.0% | 清倉 |
| Juncture Wealth Strategies, LLC | 0 | $0 | 0.00% | −1,980−100.0% | 清倉 |
| Chase Investment Counsel Corp | 0 | $0 | 0.00% | −1,973−100.0% | 清倉 |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −1,928−100.0% | 清倉 |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −1,285−100.0% | 清倉 |
| Wexford Capital LP | 0 | $0 | 0.00% | −999−100.0% | 清倉 |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −730−100.0% | 清倉 |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −685−100.0% | 清倉 |
| Ci Investments Inc. | 0 | $0 | 0.00% | −661−100.0% | 清倉 |
| Credit Industriel Et Commercial | 0 | $0 | 0.00% | −505−100.0% | 清倉 |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −405−100.0% | 清倉 |
| Wealthspire Advisors, LLC | 0 | $0 | 0.00% | −323−100.0% | 清倉 |