AAMI
Acadian Asset Management Inc.
+1.72 (+1.92%)90.93USD49.2K成交股數3.2B市值32.1本益比(近四季)4.8股價營收比+45.3%營收年增(近四季)2026-10-29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 | 4 · 2.2M · 1 |
| 其中 10b5-1 計畫賣出 | 0 筆 |
| 近 180 天 買進 · 賣出金額 | 0.00 · 156M |
| 近 180 天 淨額 | −156M |
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 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-04 | 08-05 | Wiater Christina | PAO | S 公開市場賣出 | 244 | 92.36 | 23K | 0 | SEC |
| 2026-08-03 | 08-05 | Wiater Christina | PAO | S 公開市場賣出 | 17.4K | 87.49 | 1.5M | 247 | SEC |
| 2026-08-03 | 08-05 | Wiater Christina | PAO | S 公開市場賣出 | 3 | 88.11 | 264.33 | 244 | SEC |
| 2026-08-03 | 08-05 | Wiater Christina | PAO | S 公開市場賣出 | 8.0K | 86.61 | 691K | 17.6K | SEC |
| 2026-06-17 | 06-22 | PAULSON & CO. INC. | TenPercentOwner | S 公開市場賣出 | 1.9M | 77.25 | 147M | 5.8M | SEC |
| 2026-06-15 | 06-15 | Trebbi Barbara | Director | G 贈與 | 10.3K | – | – | 28.8K | SEC |
| 2026-06-15 | 06-15 | Trebbi Barbara | Director | G 贈與 | 10.3K | – | – | 10.3K | SEC |
| 2026-05-14 | 05-18 | Chersi Robert J | Director | M 選擇權執行 | 3.3K | – | – | 3.3K | SEC |
| 2026-05-14 | 05-18 | Trebbi Barbara | Director | M 選擇權執行 | 3.3K | – | – | 39.1K | SEC |
| 2026-05-14 | 05-18 | Paulson John | Director,TenPercentOwner | M 選擇權執行 | 5.8K | – | – | 29.5K | SEC |
| 2026-05-04 | 05-05 | Hart Richard Jonathan | CLO and CAO | S 公開市場賣出 | 88.8K | 66.87 | 5.9M | 85.1K | SEC |
| 2026-05-04 | 05-05 | Hart Richard Jonathan | CLO and CAO | S 公開市場賣出 | 11.2K | 67.73 | 759K | 73.9K | SEC |
| 2026-02-15 | 02-18 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 1.5K | 51.85 | 79K | 25.6K | SEC |
| 2026-02-15 | 02-18 | Wiater Christina | PFO / PAO | M 選擇權執行 | 5.2K | – | – | 27.1K | SEC |
| 2026-02-15 | 02-18 | Hart Richard Jonathan | CLO and CAO | M 選擇權執行 | 9.6K | – | – | 178K | SEC |
| 2026-02-15 | 02-18 | Hart Richard Jonathan | CLO and CAO | F 繳稅扣股 | 4.6K | 51.85 | 239K | 174K | SEC |
| 2026-02-14 | 02-18 | Wiater Christina | PFO / PAO | M 選擇權執行 | 4.0K | – | – | 23.1K | SEC |
| 2026-02-14 | 02-18 | Hart Richard Jonathan | CLO and CAO | M 選擇權執行 | 5.8K | – | – | 172K | SEC |
| 2026-02-14 | 02-18 | Hart Richard Jonathan | CLO and CAO | F 繳稅扣股 | 2.8K | 51.85 | 144K | 169K | SEC |
| 2026-02-14 | 02-18 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 1.2K | 51.85 | 61K | 22.0K | SEC |
| 2026-02-11 | 02-12 | Chersi Robert J | Director | S 公開市場賣出 | 28.8K | 51.30 | 1.5M | 37.4K | SEC |
| 2026-02-10 | 02-12 | Trebbi Barbara | Director | S 公開市場賣出 | 9.7K | 51.22 | 496K | 35.8K | SEC |
| 2025-09-03 | 09-05 | PAULSON & CO. INC. | TenPercentOwner | S 公開市場賣出 | 1.2M | 47.69 | 57.6M | 7.7M | SEC |
| 2025-06-10 | 06-10 | Chersi Robert J | Director | G 贈與 | 28.0K | – | – | 0 | SEC |
| 2025-06-10 | 06-10 | Chersi Robert J | Director | G 贈與 | 28.0K | – | – | 66.1K | SEC |
| 2025-05-13 | 05-15 | Trebbi Barbara | Director | M 選擇權執行 | 4.4K | – | – | 45.5K | SEC |
| 2025-05-13 | 05-15 | Chersi Robert J | Director | M 選擇權執行 | 4.4K | – | – | 28.0K | SEC |
| 2025-05-13 | 05-15 | Paulson John | Director,TenPercentOwner | M 選擇權執行 | 7.8K | – | – | 23.8K | SEC |
| 2025-02-15 | 02-19 | Hart Richard Jonathan | CLO and CAO | M 選擇權執行 | 16.1K | – | – | 172K | SEC |
| 2025-02-15 | 02-19 | Hart Richard Jonathan | CLO and CAO | F 繳稅扣股 | 5.9K | 25.69 | 153K | 166K | SEC |
| 2025-02-15 | 02-19 | Wiater Christina | PFO / PAO | M 選擇權執行 | 5.2K | – | – | 20.6K | SEC |
| 2025-02-15 | 02-19 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 1.5K | 25.69 | 39K | 19.1K | SEC |
| 2024-11-11 | 11-13 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 90.0K | 12.00 | 1.1M | 160K | SEC |
| 2024-11-11 | 11-13 | Hart Richard Jonathan | Chief Legal Officer | F 繳稅扣股 | 62.6K | 29.25 | 1.8M | 97.4K | SEC |
| 2024-11-11 | 11-13 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 375K | 10.00 | 3.8M | 472K | SEC |
| 2024-11-11 | 11-13 | Hart Richard Jonathan | Chief Legal Officer | F 繳稅扣股 | 247K | 29.25 | 7.2M | 226K | SEC |
| 2024-11-11 | 11-13 | Hart Richard Jonathan | Chief Legal Officer | S 公開市場賣出 | 70.0K | 28.52 | 2.0M | 156K | SEC |
| 2024-09-30 | 10-02 | Rana Suren | President and CEO | M 選擇權執行 | 750K | 10.00 | 7.5M | 881K | SEC |
| 2024-09-30 | 10-02 | Rana Suren | President and CEO | F 繳稅扣股 | 509K | 25.40 | 12.9M | 372K | SEC |
| 2024-06-06 | 06-10 | Chersi Robert J | Director | M 選擇權執行 | 4.4K | – | – | 23.5K | SEC |
| 2024-06-06 | 06-10 | Trebbi Barbara | Director | M 選擇權執行 | 4.4K | – | – | 41.0K | SEC |
| 2024-06-06 | 06-10 | Paulson John | Director,TenPercentOwner | M 選擇權執行 | 7.7K | – | – | 16.0K | SEC |
| 2024-02-15 | 02-20 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 398 | 21.95 | 9K | 15.5K | SEC |
| 2024-02-15 | 02-20 | Wiater Christina | PFO / PAO | M 選擇權執行 | 1.4K | – | – | 15.9K | SEC |
| 2024-02-15 | 02-20 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 11.8K | – | – | 73.5K | SEC |
| 2024-02-15 | 02-20 | Hart Richard Jonathan | Chief Legal Officer | F 繳稅扣股 | 3.5K | 21.95 | 76K | 70.0K | SEC |
| 2024-02-14 | 02-15 | Rana Suren | President and CEO | S 公開市場賣出 | 110K | 20.74 | 2.3M | 131K | SEC |
| 2024-02-13 | 02-15 | Rana Suren | President and CEO | M 選擇權執行 | 414K | 12.00 | 5.0M | 545K | SEC |
| 2024-02-13 | 02-15 | Rana Suren | President and CEO | F 繳稅扣股 | 304K | 21.75 | 6.6M | 241K | SEC |
| 2023-06-07 | 06-09 | Trebbi Barbara | Director | M 選擇權執行 | 4.8K | – | – | 36.6K | SEC |
| 2023-06-07 | 06-09 | Chersi Robert J | Director | M 選擇權執行 | 4.8K | – | – | 19.2K | SEC |
| 2023-06-07 | 06-09 | Paulson John | Director,TenPercentOwner | M 選擇權執行 | 8.3K | – | – | 8.3K | SEC |
| 2023-03-31 | 04-03 | Wiater Christina | PFO / PAO | M 選擇權執行 | 17.3K | – | – | 19.6K | SEC |
| 2023-03-31 | 04-03 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 5.1K | 23.58 | 120K | 14.5K | SEC |
| 2023-02-15 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 7.5K | – | – | 63.9K | SEC |
| 2023-02-15 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | F 繳稅扣股 | 2.2K | 26.48 | 58K | 61.7K | SEC |
| 2023-02-14 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 5.0K | – | – | 57.8K | SEC |
| 2023-02-14 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | F 繳稅扣股 | 1.5K | 25.87 | 38K | 56.4K | SEC |
| 2023-02-14 | 02-16 | Wiater Christina | PFO / PAO | M 選擇權執行 | 680 | – | – | 2.5K | SEC |
| 2023-02-14 | 02-16 | Wiater Christina | PFO / PAO | F 繳稅扣股 | 200 | 25.87 | 5K | 2.3K | SEC |
| 2022-06-07 | 06-08 | Trebbi Barbara | Director | M 選擇權執行 | 4.2K | – | – | 31.9K | SEC |
| 2022-06-07 | 06-08 | Chersi Robert J | Director | M 選擇權執行 | 4.2K | – | – | 14.4K | SEC |
| 2022-02-16 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | S 公開市場賣出 | 300 | 24.66 | 7K | 52.8K | SEC |
| 2022-02-16 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | S 公開市場賣出 | 598 | 24.65 | 15K | 53.1K | SEC |
| 2022-02-15 | 02-16 | Wiater Christina | PFO / PAO | S 公開市場賣出 | 200 | 24.88 | 5K | 1.9K | SEC |
| 2022-02-15 | 02-16 | Wiater Christina | PFO / PAO | S 公開市場賣出 | 37 | 24.84 | 919.08 | 1.8K | SEC |
| 2022-02-15 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | S 公開市場賣出 | 1.5K | 24.84 | 37K | 50.7K | SEC |
| 2022-02-15 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 3.0K | – | – | 53.7K | SEC |
| 2022-02-14 | 02-16 | Hart Richard Jonathan | Chief Legal Officer | M 選擇權執行 | 5.0K | – | – | 52.2K | SEC |
| 2022-02-14 | 02-16 | Wiater Christina | PFO / PAO | M 選擇權執行 | 680 | – | – | 2.1K | SEC |
| 2022-02-08 | 02-10 | Rana Suren | President and CEO | M 選擇權執行 | 414K | 12.00 | 5.0M | 545K | SEC |
| 2022-02-08 | 02-10 | Rana Suren | President and CEO | F 繳稅扣股 | 294K | 23.72 | 7.0M | 251K | SEC |
| 2022-02-08 | 02-10 | Rana Suren | President and CEO | S 公開市場賣出 | 120K | 24.05 | 2.9M | 131K | SEC |
| 2021-12-31 | 01-14 | Rana Suren | President and CEO | M 選擇權執行 | 375K | 10.00 | 3.8M | 506K | SEC |
| 2021-12-31 | 01-14 | Rana Suren | President and CEO | S 公開市場賣出 | 128K | 25.81 | 3.3M | 131K | SEC |
| 2021-12-31 | 01-14 | Rana Suren | President and CEO | F 繳稅扣股 | 247K | 25.92 | 6.4M | 259K | SEC |
| 2021-12-31 | 01-03 | Rana Suren | President and CEO | M 選擇權執行 | 375K | 10.00 | 3.8M | 648K | SEC |
| 2021-12-31 | 01-03 | Rana Suren | President and CEO | S 公開市場賣出 | 128K | 25.81 | 3.3M | 273K | SEC |
| 2021-12-31 | 01-03 | Rana Suren | President and CEO | F 繳稅扣股 | 247K | 25.92 | 6.4M | 401K | SEC |
| 2021-12-21 | 12-22 | PAULSON & CO. INC. | TenPercentOwner | S 公開市場賣出 | 100K | 25.18 | 2.5M | 9.0M | 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 |
|---|---|---|---|---|
| PAULSON & CO. INC. | 5.8M | 418M | 新進 | 新進 |
| BlackRock, Inc. | 4.5M | 321M | 新進 | 新進 |
| JENNISON ASSOCIATES LLC | 1.5M | 109M | 新進 | 新進 |
| Invesco Ltd. | 1.4M | 98.4M | 新進 | 新進 |
| Empyrean Capital Partners, LP | 1.3M | 93.5M | 新進 | 新進 |
| STATE STREET CORP | 1.2M | 87.6M | 新進 | 新進 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | 84.1M | 新進 | 新進 |
| GEODE CAPITAL MANAGEMENT, LLC | 970K | 69.4M | 新進 | 新進 |
| DIMENSIONAL FUND ADVISORS LP | 912K | 65.2M | 新進 | 新進 |
| Woodline Partners LP | 884K | 63.2M | 新進 | 新進 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 813K | 58.2M | 新進 | 新進 |
| Driehaus Capital Management LLC | 789K | 56.4M | 新進 | 新進 |
| Avantyr Capital Partners, LP | 768K | 54.9M | 新進 | 新進 |
| MORGAN STANLEY | 623K | 44.6M | 新進 | 新進 |
| 索羅斯 SOROS FUND MANAGEMENT LLC | 610K | 43.6M | 新進 | 新進 |
| Nuveen, LLC | 602K | 43.1M | 新進 | 新進 |
| FEDERATED HERMES, INC. | 575K | 41.1M | 新進 | 新進 |
| Allspring Global Investments Holdings, LLC | 554K | 39.8M | 新進 | 新進 |
| Two Sigma TWO SIGMA INVESTMENTS, LP | 524K | 37.5M | 新進 | 新進 |
| Azora Capital LP | 496K | 35.5M | 新進 | 新進 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 403K | 28.8M | 新進 | 新進 |
| Systematic Alpha Investments, LLC | 370K | 26.5M | 新進 | 新進 |
| Impax Asset Management Group plc | 350K | 25.0M | 新進 | 新進 |
| Amundi | 317K | 22.7M | 新進 | 新進 |
| NORTHERN TRUST CORP | 303K | 21.7M | 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 | 302 +46 |
|---|---|
| 新進 / 出清 / 加碼 / 減碼 | 302 / 0 / 0 / 0 |
| 機構合計持股 · 佔流通股 | 36.0M · 100.0% |
| 合計季末市值 | 2.5B |
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 | 848K |
|---|---|
| 與上期比 | -4.5% |
| 佔流通股數 | 2.39% |
| 日均成交量 | 323K |
| 回補天數 | 2.6 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 | 848K | -4.5% | 2.39% | 323K | 2.6 |
| 2026-08-14 | 888K | -7.6% | 2.50% | 383K | 2.3 |
| 2026-07-31 | 960K | -1.9% | 2.71% | 425K | 2.3 |
| 2026-07-15 | 978K | -25.1% | 2.76% | 432K | 2.3 |
| 2026-06-30 | 1.3M | +26.4% | 3.68% | 870K | 1.5 |
| 2026-06-15 | 1.0M | -4.4% | 2.91% | 384K | 2.7 |
| 2026-05-29 | 1.1M | +37.1% | 3.05% | 487K | 2.2 |
| 2026-05-15 | 789K | +9.0% | 2.22% | 372K | 2.1 |
| 2026-04-30 | 724K | +14.2% | 2.04% | 330K | 2.2 |
| 2026-04-15 | 634K | -21.9% | 1.79% | 380K | 1.7 |
| 2026-03-31 | 812K | -6.0% | 2.29% | 270K | 3.0 |
| 2026-03-13 | 864K | -4.2% | 2.44% | 277K | 3.1 |
| 2026-02-27 | 902K | -5.2% | 2.54% | 279K | 3.2 |
| 2026-02-13 | 952K | +8.6% | 2.68% | 329K | 2.9 |
| 2026-01-30 | 877K | +0.7% | 2.47% | 232K | 3.8 |
| 2026-01-15 | 871K | +10.8% | 2.45% | 221K | 4.0 |
| 2025-12-31 | 786K | +11.4% | 2.21% | 200K | 3.9 |
| 2025-12-15 | 705K | +9.2% | 1.99% | 264K | 2.7 |
| 2025-11-28 | 646K | -15.8% | 1.82% | 200K | 3.2 |
| 2025-11-14 | 768K | -7.1% | 2.16% | 238K | 3.2 |
| 2025-10-31 | 827K | -5.3% | 2.33% | 243K | 3.4 |
| 2025-10-15 | 873K | +9.1% | 2.46% | 235K | 3.7 |
| 2025-09-30 | 800K | +32.5% | 2.25% | 302K | 2.7 |
| 2025-09-15 | 604K | -14.0% | 1.70% | 544K | 1.1 |
| 2025-08-29 | 702K | +9.1% | 1.98% | 230K | 3.1 |
| 2025-08-15 | 643K | +10.8% | 1.81% | 264K | 2.4 |