RMBS
RAMBUS INC
+3.64 (+4.47%)85.05USD580K成交股數9.2B市值40.5本益比(近四季)12.8股價營收比+8.1%營收年增(近四季)2026-10-26下次財報
內部人交易 SEC Form 4 · 董事、高階主管與持股 10% 以上股東 · 交易後兩個營業日內申報
買賣點與股價近一年
● 公開市場買進 · ● 公開市場賣出 · 空心 = 10b5-1 預設計畫(事先排程,不代表當下看法)。近一年,只畫 P / S 兩種代碼。
統計
| 近 90 天 買進筆數 · 金額 · 人數 | 0 · 0.00 · 0 |
|---|---|
| 近 90 天 賣出筆數 · 金額 · 人數 | 1 · 505K · 1 |
| 其中 10b5-1 計畫賣出 | 1 筆 |
| 近 180 天 買進 · 賣出金額 | 0.00 · 13.8M |
| 近 180 天 淨額 | −13.8M |
公開市場買進(P)是內部人自掏腰包,通常比賣出更有資訊含量 —— 賣出的理由很多(繳稅、分散、買房),買進的理由只有一個。
10b5-1 是事先排定的交易計畫,執行時點不反映當下看法。獲配股票(A)、繳稅扣股(F)、選擇權執行(M)是薪酬流程,不是意見。
| 交易日 | 申報日 | 申報人 | 職稱 | 代碼 | 股數 | 價格 | 金額 | 交易後持股 | 原件 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-07 | 08-10 | KISSNER CHARLES | Director | S 公開市場賣出(10b5-1) | 5.0K | 100.92 | 505K | 13.7K | SEC |
| 2026-06-03 | 06-03 | Sayiner Necip | Director | S 公開市場賣出 | 5.0K | 170.15 | 851K | 18.2K | SEC |
| 2026-06-02 | 06-03 | Higashi Emiko | Director | S 公開市場賣出 | 5.0K | 163.00 | 815K | 54.5K | SEC |
| 2026-06-02 | 06-03 | Higashi Emiko | Director | S 公開市場賣出 | 5.0K | 158.00 | 790K | 49.5K | SEC |
| 2026-06-01 | 06-02 | STANG ERIC B | Director | S 公開市場賣出 | 5.0K | 146.00 | 730K | 19.2K | SEC |
| 2026-05-26 | 05-27 | Higashi Emiko | Director | S 公開市場賣出 | 5.0K | 157.57 | 788K | 59.5K | SEC |
| 2026-05-26 | 05-26 | FAN XIANZHI SEAN | EVP, COO | S 公開市場賣出 | 37.8K | 151.69 | 5.7M | 168K | SEC |
| 2026-05-26 | 05-26 | FAN XIANZHI SEAN | EVP, COO | S 公開市場賣出 | 100 | 152.35 | 15K | 168K | SEC |
| 2026-05-22 | 05-26 | Shinn John | SVP, General Counsel | S 公開市場賣出 | 1.0K | 143.63 | 144K | 21.1K | SEC |
| 2026-05-08 | 05-11 | Sayiner Necip | Director | S 公開市場賣出 | 9.8K | 130.18 | 1.3M | 23.2K | SEC |
| 2026-05-07 | 05-11 | LAUB STEVEN | Director | S 公開市場賣出 | 1.5K | 125.52 | 188K | 7.5K | SEC |
| 2026-05-01 | 05-04 | Gagneja Sumeet | SVP, CFO | A 獲配股票 | 14.5K | – | – | 14.5K | SEC |
| 2026-05-01 | 05-04 | Gagneja Sumeet | SVP, CFO | A 獲配股票 | 26.8K | – | – | 41.3K | SEC |
| 2026-04-24 | 04-27 | Rao Meera | Director | S 公開市場賣出(10b5-1) | 3.0K | 150.30 | 447K | 20.0K | SEC |
| 2026-04-14 | 04-15 | Rao Meera | Director | S 公開市場賣出(10b5-1) | 8.5K | 118.08 | 1.0M | 22.9K | SEC |
| 2026-04-03 | 04-07 | Allen John K | Chief Accounting Officer | F 繳稅扣股 | 1.1K | 92.22 | 104K | 17.1K | SEC |
| 2026-04-02 | 04-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 2.8K | 87.11 | 240K | 346K | SEC |
| 2026-04-02 | 04-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 2.5K | 86.04 | 216K | 349K | SEC |
| 2026-04-02 | 04-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 165 | 88.35 | 15K | 346K | SEC |
| 2026-04-01 | 04-03 | PENG VICTOR | Director | A 獲配股票 | 2.2K | – | – | 2.4K | SEC |
| 2026-04-01 | 04-03 | Shinn John | SVP, General Counsel | F 繳稅扣股 | 1.9K | 89.95 | 172K | 22.1K | SEC |
| 2026-04-01 | 04-03 | KISSNER CHARLES | Director | A 獲配股票 | 2.2K | – | – | 40.5K | SEC |
| 2026-04-01 | 04-03 | Shinn John | SVP, General Counsel | A 獲配股票 | 5.6K | – | – | 24.0K | SEC |
| 2026-04-01 | 04-03 | Seraphin Luc | President and CEO | F 繳稅扣股 | 12.6K | 89.95 | 1.1M | 351K | SEC |
| 2026-04-01 | 04-03 | Seraphin Luc | President and CEO | A 獲配股票 | 32.7K | – | – | 364K | SEC |
| 2026-04-01 | 04-03 | FAN XIANZHI SEAN | EVP, COO | A 獲配股票 | 22.2K | – | – | 216K | SEC |
| 2026-04-01 | 04-03 | FAN XIANZHI SEAN | EVP, COO | F 繳稅扣股 | 9.9K | 89.95 | 892K | 206K | SEC |
| 2026-04-01 | 04-03 | Allen John K | Chief Accounting Officer | A 獲配股票 | 2.8K | – | – | 19.4K | SEC |
| 2026-04-01 | 04-03 | Allen John K | Chief Accounting Officer | F 繳稅扣股 | 658 | 89.95 | 59K | 18.3K | SEC |
| 2026-04-01 | 04-03 | STANG ERIC B | Director | A 獲配股票 | 2.2K | – | – | 2.2K | SEC |
| 2026-04-01 | 04-03 | Allen John K | Chief Accounting Officer | F 繳稅扣股 | 495 | 89.95 | 45K | 18.9K | SEC |
| 2026-04-01 | 04-03 | Higashi Emiko | Director | A 獲配股票 | 2.2K | – | – | 64.5K | SEC |
| 2026-04-01 | 04-03 | LAUB STEVEN | Director | A 獲配股票 | 2.2K | – | – | 9.0K | SEC |
| 2026-04-01 | 04-03 | Sayiner Necip | Director | A 獲配股票 | 2.2K | – | – | 33.0K | SEC |
| 2026-04-01 | 04-03 | Rao Meera | Director | A 獲配股票 | 2.2K | – | – | 31.5K | SEC |
| 2026-03-10 | 03-11 | Shinn John | SVP, General Counsel | S 公開市場賣出(10b5-1) | 200 | 89.55 | 18K | 18.5K | SEC |
| 2026-03-10 | 03-11 | Shinn John | SVP, General Counsel | S 公開市場賣出(10b5-1) | 4.4K | 88.64 | 386K | 18.7K | SEC |
| 2026-03-03 | 03-04 | Shinn John | SVP, General Counsel | S 公開市場賣出(10b5-1) | 700 | 94.89 | 66K | 23.0K | SEC |
| 2026-03-03 | 03-04 | Shinn John | SVP, General Counsel | S 公開市場賣出(10b5-1) | 1.6K | 94.07 | 151K | 23.7K | SEC |
| 2026-03-03 | 03-04 | Shinn John | SVP, General Counsel | S 公開市場賣出(10b5-1) | 2.3K | 92.77 | 209K | 25.3K | SEC |
| 2026-03-02 | 03-03 | PENG VICTOR | Director | A 獲配股票 | 168 | – | – | 168 | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 6.6K | 100.20 | 660K | 332K | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 9.5K | 99.17 | 939K | 339K | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 13.7K | 98.22 | 1.3M | 348K | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 7.2K | 97.38 | 704K | 362K | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 1.3K | 101.65 | 132K | 331K | SEC |
| 2026-03-02 | 03-03 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 1.7K | 95.83 | 161K | 369K | SEC |
| 2026-02-23 | 02-24 | Lynch Desmond | SVP, CFO | S 公開市場賣出(10b5-1) | 4.3K | 101.53 | 434K | 63.6K | SEC |
| 2026-02-01 | 02-03 | FAN XIANZHI SEAN | EVP, COO | F 繳稅扣股 | 92.4K | 113.71 | 10.5M | 194K | SEC |
| 2026-02-01 | 02-03 | FAN XIANZHI SEAN | EVP, COO | A 獲配股票 | 149K | – | – | 286K | SEC |
| 2026-02-01 | 02-03 | Shinn John | SVP, General Counsel | F 繳稅扣股 | 9.9K | 113.71 | 1.1M | 27.6K | SEC |
| 2026-02-01 | 02-03 | Shinn John | SVP, General Counsel | A 獲配股票 | 17.3K | – | – | 37.5K | SEC |
| 2026-02-01 | 02-03 | Lynch Desmond | SVP, CFO | F 繳稅扣股 | 22.1K | 113.71 | 2.5M | 67.9K | SEC |
| 2026-02-01 | 02-03 | Lynch Desmond | SVP, CFO | A 獲配股票 | 34.6K | – | – | 90.0K | SEC |
| 2026-02-01 | 02-03 | Seraphin Luc | President and CEO | F 繳稅扣股 | 92.5K | 113.71 | 10.5M | 371K | SEC |
| 2026-02-01 | 02-03 | Seraphin Luc | President and CEO | A 獲配股票 | 144K | – | – | 464K | SEC |
| 2025-11-21 | 11-21 | FAN XIANZHI SEAN | EVP, COO | G 贈與 | 300 | – | – | 138K | SEC |
| 2025-11-19 | 11-20 | FAN XIANZHI SEAN | EVP, COO | G 贈與 | 300 | – | – | 138K | SEC |
| 2025-11-10 | 11-12 | STANG ERIC B | Director | S 公開市場賣出 | 4.0K | 111.79 | 447K | 20.4K | SEC |
| 2025-11-07 | 11-12 | STANG ERIC B | Director | S 公開市場賣出 | 5.0K | 102.35 | 512K | 24.4K | SEC |
| 2025-10-06 | 10-06 | Lynch Desmond | SVP, CFO | S 公開市場賣出(10b5-1) | 3.6K | 101.99 | 368K | 55.4K | SEC |
| 2025-10-06 | 10-06 | Lynch Desmond | SVP, CFO | S 公開市場賣出(10b5-1) | 5.5K | 101.17 | 553K | 59.0K | SEC |
| 2025-10-01 | 10-02 | Rao Meera | Director | S 公開市場賣出(10b5-1) | 653 | 101.99 | 67K | 29.3K | SEC |
| 2025-09-15 | 09-16 | Lynch Desmond | SVP, CFO | S 公開市場賣出(10b5-1) | 9.1K | 91.70 | 832K | 64.4K | SEC |
| 2025-09-11 | 09-12 | Sayiner Necip | Director | S 公開市場賣出 | 7.5K | 85.63 | 642K | 30.8K | SEC |
| 2025-09-02 | 09-04 | Rao Meera | Director | S 公開市場賣出(10b5-1) | 3.0K | 71.72 | 215K | 29.9K | SEC |
| 2025-09-01 | 09-03 | Lynch Desmond | SVP, CFO | F 繳稅扣股 | 2.7K | 73.49 | 200K | 73.5K | SEC |
| 2025-08-29 | 09-02 | LAUB STEVEN | Director | S 公開市場賣出 | 2.3K | 78.72 | 178K | 6.8K | SEC |
| 2025-08-13 | 08-15 | Higashi Emiko | Director | S 公開市場賣出 | 1.1K | 77.75 | 84K | 62.3K | SEC |
| 2025-08-08 | 08-11 | Sayiner Necip | Director | S 公開市場賣出 | 7.5K | 73.53 | 551K | 38.3K | SEC |
| 2025-08-04 | 08-06 | Higashi Emiko | Director | S 公開市場賣出 | 1.1K | 75.00 | 83K | 63.4K | SEC |
| 2025-08-04 | 08-05 | Shinn John | SVP, General Counsel | S 公開市場賣出 | 790 | 74.61 | 59K | 20.2K | SEC |
| 2025-05-27 | 05-28 | LAUB STEVEN | Director | S 公開市場賣出 | 1.8K | 55.13 | 102K | 9.1K | SEC |
| 2025-05-19 | 05-20 | LAUB STEVEN | Director | S 公開市場賣出 | 3.7K | 55.56 | 203K | 10.9K | SEC |
| 2025-05-09 | 05-12 | STANG ERIC B | Director | S 公開市場賣出 | 3.7K | 51.13 | 187K | 29.4K | SEC |
| 2025-05-05 | 05-06 | Lynch Desmond | SVP, CFO | S 公開市場賣出(10b5-1) | 3.1K | 50.31 | 157K | 75.8K | SEC |
| 2025-04-23 | 04-24 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 6.3K | 46.97 | 298K | 319K | SEC |
| 2025-04-22 | 04-24 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 1.3K | 45.00 | 56K | 326K | SEC |
| 2025-04-15 | 04-16 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 10.0K | 47.79 | 478K | 327K | SEC |
| 2025-04-08 | 04-08 | Seraphin Luc | President and CEO | S 公開市場賣出(10b5-1) | 10.0K | 46.81 | 468K | 337K | SEC |
機構持股(13F) 管理規模 1 億美元以上的機構,每季末後 45 天內申報 · 最新 2026-06-30
前 25 大持有機構季末市值 · 與前一季股數比較
| 機構 | 持股 | 季末市值 | 股數季變化 | 動作 |
|---|---|---|---|---|
| BlackRock, Inc. | 14.0M | 1.9B | 新進 | 新進 |
| FMR LLC | 10.5M | 1.4B | 新進 | 新進 |
| Invesco Ltd. | 6.6M | 880M | 新進 | 新進 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6.1M | 806M | 新進 | 新進 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.9M | 647M | 新進 | 新進 |
| STATE STREET CORP | 3.9M | 519M | 新進 | 新進 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.3M | 305M | 新進 | 新進 |
| JPMORGAN CHASE & CO | 2.1M | 261M | 新進 | 新進 |
| DIMENSIONAL FUND ADVISORS LP | 1.7M | 228M | 新進 | 新進 |
| Swedbank AB | 1.6M | 219M | 新進 | 新進 |
| 挪威主權基金 NORGES BANK | 1.5M | 203M | 新進 | 新進 |
| MORGAN STANLEY | 1.4M | 192M | 新進 | 新進 |
| NEUBERGER BERMAN GROUP LLC | 1.3M | 173M | 新進 | 新進 |
| BANK OF AMERICA CORP /DE/ | 1.2M | 162M | 新進 | 新進 |
| AQR CAPITAL MANAGEMENT LLC | 1.2M | 152M | 新進 | 新進 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1M | 147M | 新進 | 新進 |
| EdgePoint Investment Group Inc. | 1.1M | 144M | 新進 | 新進 |
| Rafferty Asset Management, LLC | 984K | 131M | 新進 | 新進 |
| GOLDMAN SACHS GROUP INC | 961K | 128M | 新進 | 新進 |
| NORTHERN TRUST CORP | 949K | 126M | 新進 | 新進 |
| Bank of New York Mellon Corp | 828K | 110M | 新進 | 新進 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 797K | 106M | 新進 | 新進 |
| CONGRESS ASSET MANAGEMENT CO | 778K | 103M | 新進 | 新進 |
| PointState Capital LP | 764K | 101M | 新進 | 新進 |
| 德劭 D. E. Shaw & Co., Inc. | 740K | 98.2M | 新進 | 新進 |
持有機構數近 12 季
每季 13F 申報中持有本股的機構家數;綠柱 = 比上季少。機構數是「有多少人在船上」,不是「買了多少」。
| 持有機構 · 季變化 | 618 +61 |
|---|---|
| 新進 / 出清 / 加碼 / 減碼 | 618 / 0 / 0 / 0 |
| 機構合計持股 · 佔流通股 | 101M · 93.1% |
| 合計季末市值 | 12.5B |
13F 只申報多頭部位(含可轉債與選擇權,選擇權這裡已排除),不申報放空,也不申報 1 億美元以下的機構。同一集團多個申報主體會各算一家。
放空餘額 FINRA 每月兩次(15 日與月底結算)· 最新 2026-08-31
空單佔流通股近 13 個月
FINRA 每月兩次結算的空單餘額佔流通股數的比例,近 13 個月。滑到柱子看股數與回補天數。
最新一期
| 空單股數 | 6.1M |
|---|---|
| 與上期比 | +11.6% |
| 佔流通股數 | 5.60% |
| 日均成交量 | 1.9M |
| 回補天數 | 3.1 天 |
空單佔比 10% 以上算高、20% 以上算很高(這是通行的說法,不是本站的判斷)。回補天數 = 空單 ÷ 日均量,天數愈長,空方要出場時愈容易推升股價。
放空餘額是「有人借股票賣掉還沒還」的存量,不代表看空的人正在加碼;避險基金做多空配對時也會產生空單。
| 結算日 | 空單股數 | 與上期比 | 佔流通股 | 日均量 | 回補天數 |
|---|---|---|---|---|---|
| 2026-08-31 | 6.1M | +11.6% | 5.60% | 1.9M | 3.1 |
| 2026-08-14 | 5.4M | +32.9% | 5.02% | 1.9M | 2.8 |
| 2026-07-31 | 4.1M | -10.8% | 3.78% | 3.2M | 1.3 |
| 2026-07-15 | 4.6M | -6.1% | 4.24% | 2.8M | 1.6 |
| 2026-06-30 | 4.9M | -36.5% | 4.51% | 4.6M | 1.1 |
| 2026-06-15 | 7.7M | +6.2% | 7.10% | 2.8M | 2.8 |
| 2026-05-29 | 7.2M | -5.2% | 6.69% | 2.0M | 3.6 |
| 2026-05-15 | 7.6M | +11.0% | 7.06% | 2.3M | 3.4 |
| 2026-04-30 | 6.9M | +1.7% | 6.36% | 3.3M | 2.1 |
| 2026-04-15 | 6.8M | +12.9% | 6.25% | 2.0M | 3.4 |
| 2026-03-31 | 6.0M | -13.4% | 5.54% | 1.9M | 3.2 |
| 2026-03-13 | 6.9M | +9.4% | 6.39% | 2.1M | 3.3 |
| 2026-02-27 | 6.3M | -1.9% | 5.85% | 1.5M | 4.4 |
| 2026-02-13 | 6.4M | +35.1% | 5.96% | 4.3M | 1.5 |
| 2026-01-30 | 4.8M | +10.7% | 4.41% | 2.9M | 1.6 |
| 2026-01-15 | 4.3M | +5.6% | 3.99% | 1.7M | 2.5 |
| 2025-12-31 | 4.1M | +1.0% | 3.78% | 1.2M | 3.4 |
| 2025-12-15 | 4.0M | +11.5% | 3.74% | 1.3M | 3.2 |
| 2025-11-28 | 3.6M | -1.7% | 3.35% | 1.7M | 2.1 |
| 2025-11-14 | 3.7M | -14.4% | 3.41% | 1.8M | 2.1 |
| 2025-10-31 | 4.3M | -2.5% | 3.99% | 2.4M | 1.8 |
| 2025-10-15 | 4.4M | -3.4% | 4.09% | 2.0M | 2.2 |
| 2025-09-30 | 4.6M | -2.4% | 4.23% | 3.1M | 1.5 |
| 2025-09-15 | 4.7M | +11.3% | 4.33% | 2.2M | 2.2 |
| 2025-08-29 | 4.2M | +5.2% | 3.89% | 1.3M | 3.3 |
| 2025-08-15 | 4.0M | +0.9% | 3.70% | 1.2M | 3.5 |