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 620 家機構在 13F 申報持有，市值合計 $133.0 億；杜肯家族辦公室和Maverick 資本兩位大師持有。
2026 年第 2 季 13F 持有人
Rambus Inc 在 2026/6/30 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
- 620
- 較 2026 年第 1 季 +71 家
- 持有股數
- 1.01 億
- 較 2026 年第 1 季 −180.6 萬 (−1.8%)
- 總市值
- $133.0 億
- 較 2026 年第 1 季 +$45.1 億 (+51.3%)
- 新進機構
- 137
- 另有 190 家加碼
- 清倉機構
- 66
- 另有 228 家減碼
另有 8 家機構在 2026 年第 1 季持有、還沒有申報 2026 年第 2 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 | 620 | $133.0 億 |
| 2026 年第 1 季 | 557 | $88.3 億 |
| 2025 年第 4 季 | 554 | $91.9 億 |
| 2025 年第 3 季 | 513 | $105.6 億 |
| 2025 年第 2 季 | 459 | $62.4 億 |
| 2025 年第 1 季 | 413 | $51.2 億 |
| 2024 年第 4 季 | 395 | $50.3 億 |
| 2024 年第 3 季 | 376 | $41.1 億 |
| 2024 年第 2 季 | 363 | $60.5 億 |
| 2024 年第 1 季 | 375 | $65.5 億 |
| 2023 年第 4 季 | 399 | $72.3 億 |
| 2023 年第 3 季 | 350 | $55.6 億 |
| 2023 年第 2 季 | 393 | $62.7 億 |
| 2023 年第 1 季 | 337 | $49.5 億 |
| 2022 年第 4 季 | 303 | $33.4 億 |
| 2022 年第 3 季 | 242 | $23.8 億 |
| 2022 年第 2 季 | 253 | $20.7 億 |
| 2022 年第 1 季 | 276 | $30.0 億 |
| 2021 年第 4 季 | 258 | $28.1 億 |
| 2021 年第 3 季 | 236 | $20.7 億 |
| 2021 年第 2 季 | 219 | $23.1 億 |
| 2021 年第 1 季 | 213 | $18.6 億 |
2026 年第 2 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 2026 年第 1 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 13,964,477 | $18.5 億 | 0.03% | −2,340,829−14.4% | 減碼 |
| FMR LLC | 10,460,026 | $13.9 億 | 0.06% | +7,141,577+215.2% | 加碼 |
| Invesco Ltd. | 6,632,458 | $8.80 億 | 0.07% | +133,410+2.1% | 加碼 |
| Vanguard Portfolio Management LLC | 6,068,516 | $8.06 億 | 0.04% | −575,804−8.7% | 減碼 |
| Vanguard Capital Management LLC | 4,874,385 | $6.47 億 | 0.01% | +46,531+1.0% | 加碼 |
| State Street Corp | 3,915,113 | $5.19 億 | 0.02% | −458,504−10.5% | 減碼 |
| Price T Rowe Associates Inc | 3,334,512 | $4.43 億 | 0.04% | −42,177−1.2% | 減碼 |
| Geode Capital Management, LLC | 2,297,660 | $3.05 億 | 0.02% | −826,835−26.5% | 減碼 |
| JPMorgan Chase & Co | 2,101,418 | $2.61 億 | 0.02% | +264,918+14.4% | 加碼 |
| Dimensional Fund Advisors LP | 1,719,400 | $2.28 億 | 0.04% | −75,895−4.2% | 減碼 |
| Swedbank AB | 1,646,500 | $2.19 億 | 0.19% | +83,500+5.3% | 加碼 |
| Norges Bank | 1,532,622 | $2.03 億 | 0.02% | +1,532,622 | 新進 |
| Morgan Stanley | 1,444,281 | $1.92 億 | 0.01% | +231,084+19.0% | 加碼 |
| Neuberger Berman Group LLC | 1,311,777 | $1.73 億 | 0.12% | +9,608+0.7% | 加碼 |
| Bank of America Corp | 1,218,726 | $1.62 億 | 0.01% | −142,844−10.5% | 減碼 |
| AQR Capital Management LLC | 1,211,009 | $1.52 億 | 0.05% | −39,447−3.2% | 減碼 |
| Charles Schwab Investment Management Inc | 1,109,132 | $1.47 億 | 0.02% | −217,270−16.4% | 減碼 |
| EdgePoint Investment Group Inc. | 1,086,213 | $1.44 億 | 1.09% | −861,529−44.2% | 減碼 |
| Rafferty Asset Management, LLC | 984,388 | $1.31 億 | 0.30% | +238,869+32.0% | 加碼 |
| Goldman Sachs Group Inc | 960,878 | $1.28 億 | 0.01% | +38,773+4.2% | 加碼 |
| Bessemer Group Inc | 958,929 | $1.27 億 | 0.18% | −80,976−7.8% | 減碼 |
| Northern Trust Corp | 949,113 | $1.26 億 | 0.01% | −384,982−28.9% | 減碼 |
| Bank of New York Mellon Corp | 828,233 | $1.10 億 | 0.02% | +48,355+6.2% | 加碼 |
| Manufacturers Life Insurance Company, The | 797,195 | $1.06 億 | 0.08% | +694,792+678.5% | 加碼 |
| Congress Asset Management Co | 777,993 | $1.03 億 | 0.64% | −497,985−39.0% | 減碼 |
| PointState Capital LP | 764,172 | $1.01 億 | 1.79% | +62,865+9.0% | 加碼 |
| D. E. Shaw & Co., Inc. | 739,701 | $9,819 萬 | 0.06% | +726,896+5,676.7% | 加碼 |
| Fisher Asset Management, LLC | 705,847 | $9,369 萬 | 0.03% | −32,509−4.4% | 減碼 |
| Vanguard Fiduciary Trust Co | 699,213 | $9,281 萬 | 0.02% | −50,667−6.8% | 減碼 |
| Barclays PLC | 645,970 | $8,575 萬 | 0.03% | −449,731−41.0% | 減碼 |
| Raymond James Financial Inc | 603,874 | $8,016 萬 | 0.02% | −187,105−23.7% | 減碼 |
| Clearbridge Investments, LLC | 589,641 | $7,827 萬 | 0.06% | +6,371+1.1% | 加碼 |
| Susquehanna International Group, LLP | 555,935 | $7,379 萬 | 0.07% | +470,111+547.8% | 加碼 |
| Citigroup Inc | 532,402 | $7,067 萬 | 0.03% | −475,146−47.2% | 減碼 |
| Oberweis Asset Management Inc | 527,016 | $6,996 萬 | 1.45% | +700+0.1% | 加碼 |
| Nuveen, LLC | 496,422 | $6,590 萬 | 0.02% | −395,915−44.4% | 減碼 |
| Millennium Management LLC | 472,818 | $6,276 萬 | 0.04% | +331,504+234.6% | 加碼 |
| Loomis Sayles & Co L P | 470,934 | $6,251 萬 | 0.08% | −188,901−28.6% | 減碼 |
| Principal Financial Group Inc | 429,951 | $5,707 萬 | 0.03% | +56,415+15.1% | 加碼 |
| HRT Financial LP | 423,352 | $5,620 萬 | 0.10% | +423,352 | 新進 |
| Wellington Management Group LLP | 418,533 | $5,556 萬 | 0.01% | −438,065−51.1% | 減碼 |
| Stephens Investment Management Group LLC | 409,436 | $5,435 萬 | 0.58% | +1,653+0.4% | 加碼 |
| Citadel Advisors LLC | 400,151 | $5,312 萬 | 0.03% | +383,656+2,325.9% | 加碼 |
| Westfield Capital Management Co LP | 385,811 | $5,121 萬 | 0.17% | +371,375+2,572.6% | 加碼 |
| UBS Group AG | 373,590 | $4,959 萬 | 0.01% | −582,797−60.9% | 減碼 |
| Maple Rock Capital Partners Inc. | 342,600 | $4,548 萬 | 0.89% | +342,600 | 新進 |
| Canada Pension Plan Investment Board | 330,648 | $4,389 萬 | 0.02% | +131,200+65.8% | 加碼 |
| Ameriprise Financial Inc | 321,195 | $4,264 萬 | 0.01% | −654,014−67.1% | 減碼 |
| Nykredit A/S | 320,040 | $4,248 萬 | 0.16% | +320,040 | 新進 |
| Champlain Investment Partners, LLC | 299,368 | $3,974 萬 | 1.02% | −57,855−16.2% | 減碼 |
| Rhumbline Advisers | 296,916 | $3,941 萬 | 0.03% | −22,664−7.1% | 減碼 |
| Shannon River Fund Management LLC | 291,713 | $3,872 萬 | 3.46% | −42,104−12.6% | 減碼 |
| UBS Asset Management Americas Inc | 289,022 | $3,836 萬 | 0.01% | +48,416+20.1% | 加碼 |
| Jupiter Topco LLC | 288,553 | $3,830 萬 | 0.02% | +288,553 | 新進 |
| Caisse de Depot Et Placement du Quebec | 282,580 | $3,751 萬 | 0.05% | −166,015−37.0% | 減碼 |
| Nomura Asset Management International Inc. | 271,982 | $3,610 萬 | 0.05% | −54,956−16.8% | 減碼 |
| TimesSquare Capital Management, LLC | 267,705 | $3,554 萬 | 0.52% | −44,655−14.3% | 減碼 |
| SEI Investments Co | 261,830 | $3,476 萬 | 0.03% | −78,101−23.0% | 減碼 |
| Westwood Holdings Group Inc. | 260,065 | $3,452 萬 | 0.26% | −109,085−29.6% | 減碼 |
| First Trust Advisors LP | 258,308 | $3,429 萬 | 0.02% | −48,936−15.9% | 減碼 |
| Gilder Gagnon Howe & Co LLC | 257,434 | $3,417 萬 | 0.35% | +257,434 | 新進 |
| Allianz Asset Management GmbH | 254,879 | $3,383 萬 | 0.03% | +165,773+186.0% | 加碼 |
| Emerald Advisers, LLC | 252,693 | $3,354 萬 | 0.79% | −240,543−48.8% | 減碼 |
| Mackenzie Financial Corp | 242,194 | $3,215 萬 | 0.03% | +188,505+351.1% | 加碼 |
| California Public Employees Retirement System | 230,004 | $3,053 萬 | 0.02% | +2,733+1.2% | 加碼 |
| Two Sigma Investments, LP | 222,921 | $2,959 萬 | 0.02% | +145,511+188.0% | 加碼 |
| BNP Paribas Arbitrage, SA | 220,814 | $2,931 萬 | 0.02% | −43,584−16.5% | 減碼 |
| Swiss National Bank | 217,000 | $2,880 萬 | 0.02% | +4,000+1.9% | 加碼 |
| Victory Capital Management Inc | 208,063 | $2,762 萬 | 0.02% | +25,064+13.7% | 加碼 |
| William Blair Investment Management, LLC | 200,116 | $2,656 萬 | 0.08% | +200,116 | 新進 |
| Toroso Investments, LLC | 180,833 | $2,400 萬 | 0.06% | +55,528+44.3% | 加碼 |
| Ranger Investment Management, L.P. | 176,692 | $2,345 萬 | 1.48% | −47,673−21.2% | 減碼 |
| Duquesne Family Office LLC大師杜肯家族辦公室 | 173,000 | $2,296 萬 | 0.53% | +173,000 | 新進 |
| Royal Bank of Canada | 169,479 | $2,250 萬 | 0.00% | +139,937+473.7% | 加碼 |
| Van Eck Associates Corp | 167,993 | $2,230 萬 | 0.01% | +22,742+15.7% | 加碼 |
| Russell Investments Group, Ltd. | 162,179 | $2,153 萬 | 0.02% | +32,287+24.9% | 加碼 |
| Segall Bryant & Hamill, LLC | 160,293 | $2,128 萬 | 0.25% | +2,843+1.8% | 加碼 |
| Lord, Abbett & Co. LLC | 158,260 | $2,101 萬 | 0.06% | −228,859−59.1% | 減碼 |
| Tudor Investment Corp Et Al | 157,155 | $2,086 萬 | 0.09% | +157,155 | 新進 |
| Mirae Asset Global Investments Co., Ltd. | 154,872 | $2,056 萬 | 0.04% | +20,599+15.3% | 加碼 |
| Legal & General Group Plc | 153,857 | $2,039 萬 | 0.00% | −4,847−3.1% | 減碼 |
| Handelsbanken Fonder AB | 150,857 | $2,003 萬 | 0.06% | +33,060+28.1% | 加碼 |
| Los Angeles Capital Management LLC | 150,204 | $1,994 萬 | 0.07% | +137,176+1,052.9% | 加碼 |
| Driehaus Capital Management LLC | 144,875 | $1,923 萬 | 0.11% | −29,078−16.7% | 減碼 |
| Retirement Systems of Alabama | 141,345 | $1,876 萬 | 0.06% | +9,373+7.1% | 加碼 |
| Emerald Mutual Fund Advisers Trust | 139,275 | $1,849 萬 | 0.65% | −167,973−54.7% | 減碼 |
| Advisor Group Holdings, Inc. | 137,170 | $1,821 萬 | 0.02% | −62,556−31.3% | 減碼 |
| HighTower Advisors, LLC | 132,484 | $1,759 萬 | 0.02% | −49,112−27.0% | 減碼 |
| Thrivent Financial for Lutherans | 129,787 | $1,723 萬 | 0.03% | −32,270−19.9% | 減碼 |
| California State Teachers Retirement System | 125,421 | $1,665 萬 | 0.02% | +1,226+1.0% | 加碼 |
| WCM Investment Management, LLC | 130,986 | $1,623 萬 | 0.03% | −34,032−20.6% | 減碼 |
| Mutual of America Capital Management LLC | 121,491 | $1,613 萬 | 0.16% | −11,120−8.4% | 減碼 |
| Creative Planning | 120,191 | $1,595 萬 | 0.01% | +17,871+17.5% | 加碼 |
| Assetmark, Inc | 119,875 | $1,591 萬 | 0.03% | −27,679−18.8% | 減碼 |
| Vanguard Asset Management, Ltd | 103,541 | $1,374 萬 | 0.01% | +6,352+6.5% | 加碼 |
| DF Dent & Co Inc | 102,771 | $1,364 萬 | 0.26% | +906+0.9% | 加碼 |
| Nomura Holdings Inc | 101,062 | $1,341 萬 | 0.06% | +101,062 | 新進 |
| Alliancebernstein L.P. | 155,136 | $1,335 萬 | 0.00% | −112,053−41.9% | 減碼 |
| Schwartz Investment Counsel Inc | 100,000 | $1,327 萬 | 0.44% | −320,337−76.2% | 減碼 |
| Voya Investment Management LLC | 99,762 | $1,324 萬 | 0.01% | −666,023−87.0% | 減碼 |