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總覽財報趨勢法說會期權空頭機構持股內部人公司行動SEC 文件
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ALEC 空頭部位

每月兩次的未平倉空單快照。

結算日 2026-07-31
流通股空頭比6.0%流通股數 94,433,000
回補天數12.9平均日成交量 436,932
未平倉空單5,644,306Alector, Inc. Common Stock
較前期變化-20,627-0.4%

Short interest 歷史

每月兩次的未平倉空單快照。

結算日未平倉空單變化變化率回補天數流通股空頭比
Jul 31, 20265,644,306-20,627-0.4%12.96.0%
Jul 15, 20265,664,933-51,594-0.9%10.26.0%
Jun 30, 20265,716,527+468,872+8.9%4.46.1%

Short interest 是每月兩次公布的未平倉部位快照,不是每日放空成交量。

每日場外 short volume

最近 30 個日曆日由 FINRA 場外設施回報的放空成交流量。

交易日Short volumeShort exemptFINRA 總量Short volume 比例回報設施
Aug 21, 202644,5151,154124,89935.6%2
Aug 20, 202645,081604146,18730.8%3
Aug 19, 2026209,70402,049,11010.2%2
Aug 18, 20262,330,7181,0104,028,98457.8%3
Aug 17, 202672,8670305,02023.9%2
Aug 14, 202686,2380189,95745.4%3
Aug 13, 2026232,8030466,64649.9%3
Aug 12, 2026168,281186272,28361.8%3
Aug 11, 20261,882,25578,1433,647,12551.6%3
Aug 10, 2026143,0463,144373,10638.3%2
Aug 7, 2026138,7011,235568,40424.4%3
Aug 6, 20261,356,5972011,992,32368.1%2
Aug 5, 202678,4090128,95160.8%3
Aug 4, 202676,4210151,51050.4%2
Aug 3, 202660,9700112,52154.2%2
Jul 31, 2026107,4990161,80266.4%3
Jul 30, 2026125,4950199,70662.8%2
Jul 29, 202653,677081,50265.9%2
Jul 28, 202644,438087,18851.0%2
Jul 27, 202634,334045,76075.0%3
Jul 24, 202686,7431109,49879.2%2

每日 short volume 是 FINRA 場外設施回報的成交流量,不代表未平倉空單,也不是全交易所合併成交量。