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General American Investors Co Inc

GAM
交易所
NYSE
SEC CIK
0000040417

近 90 天,General American Investors Co Inc 內部人申報 6 筆公開市場買進、0 筆賣出;2026 年第 2 季末有 105 家機構在 13F 申報持有,市值合計 $4.93 億;沒有大師持有。

其他股別GAM.PB

四種放空資料,量的東西都不一樣:

  • 空單餘額:某個結算日還沒回補的放空股數。FINRA 每月公布兩次,在結算日後約 8 個工作天。
  • 每日放空量:每天在場外成交、申報給 FINRA 的放空股數。算的是成交,不是未平倉的部位;隔天公布。
  • 交割失敗:到了交割日還沒交付的股數。SEC 每月公布兩次,晚約 2 週。
  • 暗池(ATS)成交量:每週在另類交易系統與其他場外市場的成交量。FINRA 在那一週之後 2~4 週公布。

更多說明見術語頁。

空單餘額

還沒回補的放空股數,取自 FINRA,近兩年的每一個結算日。

空單餘額
9,154
股,結算日 2026/10/30
變化
+4,751
較 2026/10/15 +107.9%
回補天數
1.00
空單餘額 ÷ 平均日成交量
平均日成交量
1.80 萬
股,FINRA 公布的
各結算日的空單餘額
2024/10/31:13,291 股2024/11/15:17,705 股2024/11/29:10,770 股2024/12/13:34,972 股2024/12/31:21,174 股2025/1/15:15,270 股2025/1/31:7,763 股2025/2/14:2,110 股2025/2/28:4,311 股2025/3/14:9,008 股2025/3/31:11,758 股2025/4/15:16,760 股2025/4/30:9,280 股2025/5/15:18,208 股2025/5/30:15,929 股2025/6/13:12,064 股2025/6/30:11,200 股2025/7/15:11,603 股2025/7/31:4,898 股2025/8/15:10,450 股2025/8/29:12,349 股2025/9/15:10,778 股2025/9/30:18,567 股2025/10/15:21,687 股2025/10/31:17,009 股2025/11/14:19,056 股2025/11/28:12,990 股2025/12/15:12,935 股2025/12/31:10,147 股2026/1/15:7,536 股2026/1/30:18,982 股2026/2/13:11,033 股2026/2/27:12,997 股2026/3/13:7,504 股2026/3/31:9,086 股2026/4/15:2,807 股2026/4/30:15,176 股2026/5/15:6,285 股2026/5/29:3,231 股2026/6/15:4,424 股2026/6/30:3,940 股2026/7/15:2,726 股2026/7/31:3,960 股2026/8/14:1,616 股2026/8/31:251 股2026/9/15:8,142 股2026/9/30:2,771 股2026/10/15:4,403 股2026/10/30:9,154 股
GAM 各結算日的空單餘額
結算日空單餘額變化變化 %平均日成交量回補天數
2026/10/309,154+4,751+107.9%1.80 萬1.00
2026/10/154,403+1,632+58.9%2.01 萬1.00
2026/9/302,771−5,371−66.0%2.23 萬1.00
2026/9/158,142+7,891+3,143.8%1.69 萬1.00
2026/8/31251−1,365−84.5%1.31 萬1.00
2026/8/141,616−2,344−59.2%1.97 萬1.00
2026/7/313,960+1,234+45.3%2.29 萬1.00
2026/7/152,726−1,214−30.8%1.97 萬1.00
2026/6/303,940−484−10.9%4.05 萬1.00
2026/6/154,424+1,193+36.9%2.95 萬1.00
2026/5/293,231−3,054−48.6%2.98 萬1.00
2026/5/156,285−8,891−58.6%2.74 萬1.00
2026/4/301.52 萬+1.24 萬+440.7%2.23 萬1.00
2026/4/152,807−6,279−69.1%2.45 萬1.00
2026/3/319,086+1,582+21.1%4.73 萬1.00
2026/3/137,504−5,493−42.3%1.91 萬1.00
2026/2/271.30 萬+1,964+17.8%2.55 萬1.00
2026/2/131.10 萬−7,949−41.9%2.15 萬1.00
2026/1/301.90 萬+1.14 萬+151.9%4.27 萬1.00
2026/1/157,536−2,611−25.7%4.81 萬1.00
2025/12/311.01 萬−2,788−21.6%2.98 萬1.00
2025/12/151.29 萬−55−0.4%2.52 萬1.00
2025/11/281.30 萬−6,066−31.8%2.28 萬1.00
2025/11/141.91 萬+2,047+12.0%1.87 萬1.02
2025/10/311.70 萬−4,678−21.6%1.53 萬1.11
2025/10/152.17 萬+3,120+16.8%1.89 萬1.15
2025/9/301.86 萬+7,789+72.3%1.33 萬1.39
2025/9/151.08 萬−1,571−12.7%9,4681.14
2025/8/291.23 萬+1,899+18.2%2.69 萬1.00
2025/8/151.04 萬+5,552+113.4%1.16 萬1.00
2025/7/314,898−6,705−57.8%2.54 萬1.00
2025/7/151.16 萬+403+3.6%1.89 萬1.00
2025/6/301.12 萬−864−7.2%1.91 萬1.00
2025/6/131.21 萬−3,865−24.3%1.06 萬1.14
2025/5/301.59 萬−2,279−12.5%1.71 萬1.00
2025/5/151.82 萬+8,928+96.2%2.00 萬1.00
2025/4/309,280−7,480−44.6%1.26 萬1.00
2025/4/151.68 萬+5,002+42.5%2.77 萬1.00
2025/3/311.18 萬+2,750+30.5%2.99 萬1.00
2025/3/149,008+4,697+109.0%3.10 萬1.00
2025/2/284,311+2,201+104.3%4.06 萬1.00
2025/2/142,110−5,653−72.8%2.06 萬1.00
2025/1/317,763−7,507−49.2%2.04 萬1.00
2025/1/151.53 萬−5,904−27.9%1.73 萬1.00
2024/12/312.12 萬−1.38 萬−39.5%2.81 萬1.00
2024/12/133.50 萬+2.42 萬+224.7%2.96 萬1.18
2024/11/291.08 萬−6,935−39.2%4.94 萬1.00
2024/11/151.77 萬+4,414+33.2%3.45 萬1.00
2024/10/311.33 萬+2,433+22.4%2.85 萬1.00

交割失敗

到了交割日還沒交付的股數,取自 SEC,最近 30 個有交割失敗的日子。價格是 SEC 公布的前一天收盤價。

GAM 各交割日的交割失敗
交割日股數價格金額
2026/10/132,125$64.91$13.8 萬
2026/8/14348$67.78$2.36 萬
2026/8/1026$67.13$1,745.38
2026/7/91,016$64.22$6.52 萬
2026/5/1410$64.27$642.7
2026/5/11,490$64.45$9.60 萬
2026/4/17348$63.11$2.20 萬
2026/3/38$62.04$496.32
2026/2/91,374$61.40$8.44 萬
2026/1/3048$60.89$2,922.72
2026/1/208,061$60.50$48.8 萬
2026/1/828$59.54$1,667.12
2025/12/30185$58.72$1.09 萬
2025/11/1792$63.61$5,852.12
2025/9/29136$61.68$8,388.48
2025/9/15600$61.30$3.68 萬
2025/9/1297$61.33$5,949.01
2025/8/22156$59.06$9,213.36
2025/8/191,923$58.91$11.3 萬
2025/8/181,733$59.03$10.2 萬
2025/8/151,162$58.85$6.84 萬
2025/8/1469$59.01$4,071.69
2025/8/13231$58.69$1.36 萬
2025/8/1219$58.16$1,105.04
2025/8/7499$57.45$2.87 萬
2025/8/6773$57.34$4.43 萬
2025/7/31399$56.86$2.27 萬
2025/7/30399$57.27$2.29 萬
2025/7/242$57.63$115.26
2025/7/1520$56.88$1,137.6

每日放空量

場外成交裡的放空量,不是空單餘額:每天申報給 FINRA 的場外成交中放空的股數,最近 30 個交易日。

放空量比例不能當成市場情緒:造市商為了接買單、避險本來就會放空,放空通常就佔場外成交量的一半上下。

GAM 各交易日的場外放空量
交易日放空量豁免放空量場外總成交量放空量比例
2026/11/1115,566031,76649.0%
2026/11/1012,948029,72643.6%
2026/11/916,415026,53561.9%
2026/11/612,949020,18864.1%
2026/11/519,32937743,27444.7%
2026/11/48,951015,32858.4%
2026/11/36,866012,32055.7%
2026/11/25,983011,23153.3%
2026/10/307,270014,08151.6%
2026/10/294,34506,43767.5%
2026/10/284,88308,61556.7%
2026/10/275,57009,44459.0%
2026/10/264,658010,86442.9%
2026/10/232,23707,22731.0%
2026/10/222,09209,61721.8%
2026/10/215,336013,10140.7%
2026/10/208,012012,76762.8%
2026/10/196,057011,22054.0%
2026/10/168,204013,57860.4%
2026/10/1512,302027,24445.2%
2026/10/145,544020,39627.2%
2026/10/131,56807,09022.1%
2026/10/123,18107,62341.7%
2026/10/99,025012,45572.5%
2026/10/838105,9976.4%
2026/10/72,02307,03328.8%
2026/10/64,128010,66238.7%
2026/10/52,691010,01526.9%
2026/10/24,96009,08854.6%
2026/10/17,379018,84039.2%

暗池(ATS)成交量

每週在另類交易系統(ATS)與其他場外市場(OTC)的成交量,取自 FINRA,最近 12 週。ATS 佔比 = ATS 成交量 ÷(ATS + OTC 成交量),不是佔全市場成交量。

GAM 每週的 ATS 與場外成交量
週(起日)層級ATS 股數ATS 筆數其他場外股數其他場外筆數ATS 佔比
2026/10/5T28,37217638,02772418.0%
2026/9/28T215,36937370,1941,05818.0%
2026/9/21T213,17825635,04564427.3%
2026/9/14T24,1869264,9447456.1%
2026/9/7T23,5136325,90451511.9%
2026/8/31T26,44418735,74963715.3%
2026/8/24T29,9598139,27572720.2%
2026/8/17T25,22919129,21559415.2%
2026/8/10T26,51412339,97368414.0%
2026/8/3T215,53123658,46278921.0%
2026/7/27T210,93328852,17475717.3%
2026/7/20T26,83020433,31159717.0%