ATRA
Atara Biotherapeutics, Inc.
-0.67 (-6.63%)9.44USD6.5K成交股數94.8M市值–本益比(近四季)15.3股價營收比-96.4%營收年增(近四季)2026-11-12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 | 1 · 1,000K · 1 |
|---|---|
| 近 90 天 賣出筆數 · 金額 · 人數 | 1 · 41K · 1 |
| 其中 10b5-1 計畫賣出 | 0 筆 |
| 近 180 天 買進 · 賣出金額 | 5.7M · 6.4M |
| 近 180 天 淨額 | −698K |
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 |
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-04 | 09-04 | Cherry Brian N | Director | P 公開市場買進 | 104K | 9.60 | 1,000K | 166K | SEC |
| 2026-08-17 | 08-26 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 5.1K | 8.08 | 41K | 133K | SEC |
| 2026-07-22 | 07-24 | Green Jeremy | Director | F 繳稅扣股 | 60 | – | – | 637K | SEC |
| 2026-07-22 | 07-24 | Redmile Group, LLC | Director | F 繳稅扣股 | 60 | – | – | 637K | SEC |
| 2026-07-22 | 07-24 | Green Jeremy | Director | M 選擇權執行 | 195K | – | – | 637K | SEC |
| 2026-07-22 | 07-24 | Redmile Group, LLC | Director | M 選擇權執行 | 195K | – | – | 637K | SEC |
| 2026-06-11 | 06-15 | Cherry Brian N | Director | A 獲配股票 | 24.0K | – | – | 62.3K | SEC |
| 2026-06-09 | 06-11 | HEIDEN WILLIAM K | Director | A 獲配股票 | 12.0K | – | – | 34.2K | SEC |
| 2026-06-09 | 06-11 | Fust Matthew K | Director | A 獲配股票 | 12.0K | – | – | 30.2K | SEC |
| 2026-06-09 | 06-11 | Ciongoli Gregory Austin | Director,TenPercentOwner,Other | A 獲配股票 | 12.0K | – | – | 12.0K | SEC |
| 2026-05-18 | 05-20 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 2.4K | 9.13 | 22K | 49.6K | SEC |
| 2026-05-18 | 05-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 5.2K | 9.13 | 48K | 138K | SEC |
| 2026-05-07 | 05-11 | Panacea Innovation Ltd | TenPercentOwner | S 公開市場賣出 | 313K | 10.10 | 3.2M | 1.0M | SEC |
| 2026-05-07 | 05-11 | Huang James | Director,TenPercentOwner | S 公開市場賣出 | 313K | 10.10 | 3.2M | 1.0M | SEC |
| 2026-05-07 | 05-11 | EcoR1 Capital, LLC | TenPercentOwner | P 公開市場買進 | 507K | 9.35 | 4.7M | 1.6M | SEC |
| 2026-03-17 | 03-19 | Huang James | Director,TenPercentOwner | M 選擇權執行 | 259K | – | – | 308K | SEC |
| 2026-03-17 | 03-19 | Panacea Innovation Ltd | TenPercentOwner | F 繳稅扣股 | 5 | 5.23 | 26.15 | 308K | SEC |
| 2026-03-17 | 03-19 | Huang James | Director,TenPercentOwner | F 繳稅扣股 | 5 | 5.23 | 26.15 | 308K | SEC |
| 2026-03-17 | 03-19 | Panacea Innovation Ltd | TenPercentOwner | M 選擇權執行 | 259K | – | – | 308K | SEC |
| 2026-03-09 | 03-11 | Nguyen AnhCo | President and CEO | A 獲配股票 | 81.1K | – | – | 143K | SEC |
| 2026-03-09 | 03-11 | Grant-Huerta Yanina | Chief Accounting Officer | A 獲配股票 | 20.3K | – | – | 52.0K | SEC |
| 2026-03-02 | 03-04 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 377 | 5.08 | 2K | 31.9K | SEC |
| 2026-03-02 | 03-04 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 198 | 5.08 | 1K | 64.8K | SEC |
| 2026-03-02 | 03-04 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 24 | 5.08 | 121.92 | 33.8K | SEC |
| 2026-03-02 | 03-04 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 1.6K | 5.08 | 8K | 32.2K | SEC |
| 2026-03-02 | 03-04 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 100 | 5.08 | 508.00 | 31.8K | SEC |
| 2026-03-02 | 03-04 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 1.4K | 5.09 | 7K | 62.0K | SEC |
| 2026-03-02 | 03-04 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 1.3K | 5.09 | 7K | 63.4K | SEC |
| 2026-03-02 | 03-04 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 58 | 5.08 | 294.64 | 64.7K | SEC |
| 2026-01-12 | 01-14 | Panacea Innovation Ltd | TenPercentOwner | S 公開市場賣出 | 80.6K | 6.07 | 489K | 1.3M | SEC |
| 2026-01-12 | 01-14 | Huang James | Director,TenPercentOwner | S 公開市場賣出 | 80.6K | 6.07 | 489K | 1.3M | SEC |
| 2025-11-28 | 12-01 | Huang James | Director,TenPercentOwner | M 選擇權執行 | 48.7K | – | – | 48.7K | SEC |
| 2025-11-28 | 12-01 | Huang James | Director,TenPercentOwner | F 繳稅扣股 | 1 | 14.03 | 14.03 | 48.7K | SEC |
| 2025-11-28 | 12-01 | Panacea Innovation Ltd | TenPercentOwner | M 選擇權執行 | 48.7K | – | – | 48.7K | SEC |
| 2025-11-28 | 12-01 | Panacea Innovation Ltd | TenPercentOwner | F 繳稅扣股 | 1 | 14.03 | 14.03 | 48.7K | SEC |
| 2025-11-17 | 11-19 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 85 | 13.19 | 1K | 33.5K | SEC |
| 2025-11-17 | 11-19 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 1.6K | 13.19 | 22K | 33.6K | SEC |
| 2025-11-17 | 11-19 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 56 | 13.19 | 738.64 | 65.0K | SEC |
| 2025-11-17 | 11-19 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 2.9K | 13.19 | 38K | 65.0K | SEC |
| 2025-11-17 | 11-19 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 74 | 13.19 | 976.06 | 33.5K | SEC |
| 2025-08-18 | 08-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 57 | 11.61 | 661.77 | 70.8K | SEC |
| 2025-08-18 | 08-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 1.3K | 11.62 | 15K | 69.5K | SEC |
| 2025-08-18 | 08-20 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 1.7K | 11.61 | 19K | 35.3K | SEC |
| 2025-08-18 | 08-20 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 86 | 11.61 | 998.46 | 36.9K | SEC |
| 2025-08-18 | 08-20 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 55 | 11.61 | 638.55 | 37.0K | SEC |
| 2025-08-18 | 08-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 1.6K | 11.62 | 19K | 67.9K | SEC |
| 2025-08-15 | 08-19 | Panacea Innovation Ltd | TenPercentOwner | P 公開市場買進 | 55.0K | 12.19 | 670K | 1.4M | SEC |
| 2025-08-15 | 08-19 | Huang James | Director,TenPercentOwner | P 公開市場買進 | 55.0K | 12.19 | 670K | 1.4M | SEC |
| 2025-07-17 | 07-21 | Huang James | Director,TenPercentOwner | P 公開市場買進 | 19.3K | 9.64 | 186K | 1.4M | SEC |
| 2025-07-17 | 07-21 | Panacea Innovation Ltd | TenPercentOwner | P 公開市場買進 | 19.3K | 9.64 | 186K | 1.4M | SEC |
| 2025-06-10 | 06-12 | MALLIK AMEET | Director | A 獲配股票 | 7.8K | – | – | 16.9K | SEC |
| 2025-06-10 | 06-12 | HEIDEN WILLIAM K | Director | A 獲配股票 | 7.8K | – | – | 22.2K | SEC |
| 2025-06-10 | 06-12 | Gallagher Carol Giltner | Director | A 獲配股票 | 7.8K | – | – | 33.0K | SEC |
| 2025-06-10 | 06-12 | Fust Matthew K | Director | A 獲配股票 | 7.8K | – | – | 18.2K | SEC |
| 2025-06-10 | 06-12 | Touchon Pascal | Director | A 獲配股票 | 7.8K | – | – | 78.0K | SEC |
| 2025-06-10 | 06-12 | Roncarolo Maria Grazia | Director | A 獲配股票 | 7.8K | – | – | 17.4K | SEC |
| 2025-05-16 | 05-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 3.3K | 6.76 | 22K | 70.8K | SEC |
| 2025-05-16 | 05-20 | Grant-Huerta Yanina | Chief Accounting Officer | S 公開市場賣出 | 2.2K | 6.76 | 15K | 37.1K | SEC |
| 2025-05-16 | 05-16 | Adiumentum Capital Fund I GP LLC | Director,TenPercentOwner,Other | A 獲配股票 | 75.6K | 6.61 | 500K | 1.2M | SEC |
| 2025-05-16 | 05-16 | Adiumentum Capital Fund I LP | Director,TenPercentOwner,Other | A 獲配股票 | 75.6K | 6.61 | 500K | 1.2M | SEC |
| 2025-05-16 | 05-16 | Ciongoli Gregory Austin | Director,TenPercentOwner,Other | A 獲配股票 | 75.6K | 6.61 | 500K | 1.2M | SEC |
| 2025-03-03 | 03-05 | Hyllengren Eric J | EVP, CFO and COO | S 公開市場賣出 | 1.2K | 7.00 | 8K | 56.2K | SEC |
| 2025-03-03 | 03-05 | Henrich Jill | EVP, Chief Regulatory Officer | S 公開市場賣出 | 1.1K | 7.00 | 7K | 18.7K | SEC |
| 2025-03-03 | 03-05 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 3.3K | 7.00 | 23K | 74.1K | SEC |
| 2025-01-27 | 01-29 | Hyllengren Eric J | EVP, CFO and COO | A 獲配股票 | 34.0K | – | – | 57.4K | SEC |
| 2024-11-18 | 11-20 | Henrich Jill | EVP, Chief Regulatory Officer | S 公開市場賣出 | 1.0K | 11.20 | 11K | 19.4K | SEC |
| 2024-11-18 | 11-20 | Hyllengren Eric J | EVP, CFO and COO | S 公開市場賣出 | 1.4K | 11.20 | 15K | 23.4K | SEC |
| 2024-11-18 | 11-20 | Nguyen AnhCo | President and CEO | S 公開市場賣出 | 1.7K | 11.20 | 19K | 77.5K | SEC |
| 2024-09-09 | 09-11 | Nguyen AnhCo | President and CEO | A 獲配股票 | 45.0K | – | – | 79.1K | SEC |
| 2024-08-16 | 08-20 | Touchon Pascal | President and CEO | S 公開市場賣出 | 2.8K | 6.63 | 18K | 70.4K | SEC |
| 2024-08-16 | 08-20 | Nguyen AnhCo | EVP, Chief Sci. & Tech Officer | S 公開市場賣出 | 297 | 6.63 | 2K | 34.2K | SEC |
| 2024-08-16 | 08-20 | Nguyen AnhCo | EVP, Chief Sci. & Tech Officer | S 公開市場賣出 | 1.5K | 6.63 | 10K | 34.5K | SEC |
| 2024-08-16 | 08-20 | Murugan Amar | EVP, Chief Legal Officer | S 公開市場賣出 | 89 | 6.63 | 590.07 | 26.8K | SEC |
| 2024-08-16 | 08-20 | Murugan Amar | EVP, Chief Legal Officer | S 公開市場賣出 | 192 | 6.63 | 1K | 26.9K | SEC |
| 2024-08-16 | 08-20 | Murugan Amar | EVP, Chief Legal Officer | S 公開市場賣出 | 877 | 6.63 | 6K | 27.1K | SEC |
| 2024-08-16 | 08-20 | Hyllengren Eric J | EVP, CFO | S 公開市場賣出 | 29 | 6.63 | 192.27 | 24.8K | SEC |
| 2024-08-16 | 08-20 | Hyllengren Eric J | EVP, CFO | S 公開市場賣出 | 1.0K | 6.63 | 7K | 24.8K | SEC |
| 2024-08-16 | 08-20 | Nguyen AnhCo | EVP, Chief Sci. & Tech Officer | S 公開市場賣出 | 56 | 6.63 | 371.28 | 34.1K | SEC |
| 2024-08-16 | 08-20 | Henrich Jill | EVP, Global Head RA & Quality | S 公開市場賣出 | 132 | 6.63 | 875.16 | 20.4K | SEC |
| 2024-08-16 | 08-20 | Henrich Jill | EVP, Global Head RA & Quality | S 公開市場賣出 | 831 | 6.63 | 6K | 20.5K | 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 |
|---|---|---|---|---|
| EcoR1 Capital, LLC | 1.6M | 17.8M | 新進 | 新進 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 850K | 9.8M | 新進 | 新進 |
| Point72(柯恩) Point72 Asset Management, L.P. | 688K | 7.9M | 新進 | 新進 |
| Redmile Group, LLC | 442K | 5.1M | 新進 | 新進 |
| VANGUARD CAPITAL MANAGEMENT LLC | 247K | 2.8M | 新進 | 新進 |
| MACKENZIE FINANCIAL CORP | 233K | 2.7M | 新進 | 新進 |
| BlackRock, Inc. | 84.5K | 970K | 新進 | 新進 |
| GEODE CAPITAL MANAGEMENT, LLC | 75.1K | 863K | 新進 | 新進 |
| STALEY CAPITAL ADVISERS INC | 50.0K | 574K | 新進 | 新進 |
| VANGUARD FIDUCIARY TRUST CO | 43.0K | 494K | 新進 | 新進 |
| JANE STREET GROUP, LLC | 30.3K | 348K | 新進 | 新進 |
| STATE STREET CORP | 26.5K | 304K | 新進 | 新進 |
| NORTHERN TRUST CORP | 16.6K | 190K | 新進 | 新進 |
| FMR LLC | 16.2K | 186K | 新進 | 新進 |
| XTX Topco Ltd | 15.3K | 176K | 新進 | 新進 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 14.0K | 161K | 新進 | 新進 |
| 千禧 MILLENNIUM MANAGEMENT LLC | 12.7K | 146K | 新進 | 新進 |
| 城堡 CITADEL ADVISORS LLC | 10.2K | 117K | 新進 | 新進 |
| MORGAN STANLEY | 9.2K | 105K | 新進 | 新進 |
| ROYAL BANK OF CANADA | 4.7K | 55K | 新進 | 新進 |
| UBS Group AG | 4.0K | 46K | 新進 | 新進 |
| Vanguard Global Advisers, LLC | 1.5K | 17K | 新進 | 新進 |
| SBI Securities Co., Ltd. | 1.4K | 16K | 新進 | 新進 |
| JONES FINANCIAL COMPANIES LLLP | 803 | 8K | 新進 | 新進 |
| Caitong International Asset Management Co., Ltd | 311 | 4K | 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 | 35 +3 |
|---|---|
| 新進 / 出清 / 加碼 / 減碼 | 35 / 0 / 0 / 0 |
| 機構合計持股 · 佔流通股 | 4.5M · 44.5% |
| 合計季末市值 | 50.8M |
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 | 427K |
|---|---|
| 與上期比 | -10.4% |
| 佔流通股數 | 4.26% |
| 日均成交量 | 38.6K |
| 回補天數 | 11.1 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 | 427K | -10.4% | 4.26% | 38.6K | 11.1 |
| 2026-08-14 | 477K | -11.1% | 4.75% | 51.8K | 9.2 |
| 2026-07-31 | 537K | -7.0% | 5.35% | 57.2K | 9.4 |
| 2026-07-15 | 578K | +59.8% | 5.75% | 92.5K | 6.2 |
| 2026-06-30 | 362K | -26.6% | 3.60% | 91.5K | 4.0 |
| 2026-06-15 | 492K | +1.6% | 4.91% | 78.6K | 6.3 |
| 2026-05-29 | 484K | -11.4% | 4.83% | 166K | 2.9 |
| 2026-05-15 | 546K | +78.5% | 5.44% | 7.4M | 1.0 |
| 2026-04-30 | 306K | -3.7% | 3.05% | 50.1K | 6.1 |
| 2026-04-15 | 318K | -2.8% | 3.17% | 77.6K | 4.1 |
| 2026-03-31 | 327K | +4.4% | 3.26% | 109K | 3.0 |
| 2026-03-13 | 313K | -5.2% | 3.12% | 865K | 1.0 |
| 2026-02-27 | 331K | +57.9% | 3.29% | 155K | 2.1 |
| 2026-02-13 | 209K | -25.9% | 2.09% | 87.2K | 2.4 |
| 2026-01-30 | 283K | -72.2% | 2.81% | 351K | 1.0 |
| 2026-01-15 | 1.0M | +500.8% | 10.13% | 1.1M | 1.0 |
| 2025-12-31 | 169K | +1.4% | 1.69% | 66.2K | 2.6 |
| 2025-12-15 | 167K | +1.3% | 1.66% | 82.9K | 2.0 |
| 2025-11-28 | 165K | -6.8% | 1.64% | 59.0K | 2.8 |
| 2025-11-14 | 177K | +4.9% | 1.76% | 74.6K | 2.4 |
| 2025-10-31 | 169K | +30.8% | 1.68% | 45.4K | 3.7 |
| 2025-10-15 | 129K | -13.9% | 1.28% | 61.1K | 2.1 |
| 2025-09-30 | 150K | -7.4% | 1.49% | 59.7K | 2.5 |
| 2025-09-15 | 162K | -7.1% | 1.61% | 46.0K | 3.5 |
| 2025-08-29 | 174K | -11.4% | 1.73% | 55.1K | 3.2 |
| 2025-08-15 | 196K | -6.8% | 1.95% | 44.7K | 4.4 |