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Merck & Co., Inc.

MRK
交易所
NYSE
產業
Pharmaceutical Preparations
SEC CIK
0000310158

近 90 天,Merck & Co., Inc. 沒有內部人公開市場買賣的申報;2026 年第 2 季末有 3,874 家機構在 13F 申報持有,市值合計 $2,543 億;Oakmark(Harris Associates)、費爾法克斯金融等 4 位大師持有。

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
2,660 萬
股,結算日 2026/10/30
變化
−22.1 萬
較 2026/10/15 −0.8%
回補天數
2.36
空單餘額 ÷ 平均日成交量
平均日成交量
1,129 萬
股,FINRA 公布的
各結算日的空單餘額
2024/10/31:26,228,480 股2024/11/15:26,322,944 股2024/11/29:32,788,187 股2024/12/13:32,027,522 股2024/12/31:30,926,600 股2025/1/15:34,124,663 股2025/1/31:29,603,048 股2025/2/14:32,207,979 股2025/2/28:40,943,400 股2025/3/14:37,125,881 股2025/3/31:37,936,527 股2025/4/15:41,933,919 股2025/4/30:37,137,335 股2025/5/15:41,266,612 股2025/5/30:34,564,617 股2025/6/13:35,799,415 股2025/6/30:35,092,687 股2025/7/15:28,773,023 股2025/7/31:25,879,122 股2025/8/15:25,529,478 股2025/8/29:23,829,923 股2025/9/15:27,709,865 股2025/9/30:25,174,694 股2025/10/15:26,700,419 股2025/10/31:25,815,354 股2025/11/14:27,626,151 股2025/11/28:31,943,311 股2025/12/15:37,162,304 股2025/12/31:32,573,724 股2026/1/15:33,654,686 股2026/1/30:28,729,402 股2026/2/13:28,130,031 股2026/2/27:31,115,811 股2026/3/13:29,144,880 股2026/3/31:27,720,957 股2026/4/15:27,495,690 股2026/4/30:26,205,868 股2026/5/15:29,060,187 股2026/5/29:30,545,853 股2026/6/15:30,267,292 股2026/6/30:31,381,267 股2026/7/15:29,359,028 股2026/7/31:28,281,375 股2026/8/14:24,506,520 股2026/8/31:30,287,347 股2026/9/15:34,430,712 股2026/9/30:28,271,750 股2026/10/15:26,825,098 股2026/10/30:26,604,245 股
MRK 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
2026/10/302,660 萬−22.1 萬−0.8%1,129 萬2.36
2026/10/152,683 萬−144.7 萬−5.1%901.9 萬2.97
2026/9/302,827 萬−615.9 萬−17.9%1,119 萬2.53
2026/9/153,443 萬+414.3 萬+13.7%814.0 萬4.23
2026/8/313,029 萬+578.1 萬+23.6%1,356 萬2.23
2026/8/142,451 萬−377.5 萬−13.4%864.3 萬2.84
2026/7/312,828 萬−107.8 萬−3.7%869.6 萬3.25
2026/7/152,936 萬−202.2 萬−6.4%857.6 萬3.42
2026/6/303,138 萬+111.4 萬+3.7%1,365 萬2.30
2026/6/153,027 萬−27.9 萬−0.9%1,178 萬2.57
2026/5/293,055 萬+148.6 萬+5.1%999.2 萬3.06
2026/5/152,906 萬+285.4 萬+10.9%801.1 萬3.63
2026/4/302,621 萬−129.0 萬−4.7%1,026 萬2.55
2026/4/152,750 萬−22.5 萬−0.8%831.3 萬3.31
2026/3/312,772 萬−142.4 萬−4.9%1,097 萬2.53
2026/3/132,914 萬−197.1 萬−6.3%952.2 萬3.06
2026/2/273,112 萬+298.6 萬+10.6%1,036 萬3.00
2026/2/132,813 萬−59.9 萬−2.1%1,653 萬1.70
2026/1/302,873 萬−492.5 萬−14.6%1,207 萬2.38
2026/1/153,365 萬+108.1 萬+3.3%1,317 萬2.55
2025/12/313,257 萬−458.9 萬−12.4%1,397 萬2.33
2025/12/153,716 萬+521.9 萬+16.3%1,412 萬2.63
2025/11/283,194 萬+431.7 萬+15.6%1,802 萬1.77
2025/11/142,763 萬+181.1 萬+7.0%1,287 萬2.15
2025/10/312,582 萬−88.5 萬−3.3%1,025 萬2.52
2025/10/152,670 萬+152.6 萬+6.1%1,267 萬2.11
2025/9/302,517 萬−253.5 萬−9.2%1,429 萬1.76
2025/9/152,771 萬+388.0 萬+16.3%1,159 萬2.39
2025/8/292,383 萬−170.0 萬−6.7%1,168 萬2.04
2025/8/152,553 萬−35.0 萬−1.4%1,035 萬2.47
2025/7/312,588 萬−289.4 萬−10.1%1,314 萬1.97
2025/7/152,877 萬−632.0 萬−18.0%1,382 萬2.08
2025/6/303,509 萬−70.7 萬−2.0%2,195 萬1.60
2025/6/133,580 萬+123.5 萬+3.6%1,374 萬2.61
2025/5/303,456 萬−670.2 萬−16.2%1,302 萬2.66
2025/5/154,127 萬+412.9 萬+11.1%1,586 萬2.60
2025/4/303,714 萬−479.7 萬−11.4%1,736 萬2.14
2025/4/154,193 萬+399.7 萬+10.5%1,798 萬2.33
2025/3/313,794 萬+81.1 萬+2.2%1,867 萬2.03
2025/3/143,713 萬−381.8 萬−9.3%1,610 萬2.31
2025/2/284,094 萬+873.5 萬+27.1%1,683 萬2.43
2025/2/143,221 萬+260.5 萬+8.8%2,253 萬1.43
2025/1/312,960 萬−452.2 萬−13.3%1,257 萬2.36
2025/1/153,412 萬+319.8 萬+10.3%905.3 萬3.77
2024/12/313,093 萬−110.1 萬−3.4%1,051 萬2.94
2024/12/133,203 萬−76.1 萬−2.3%1,308 萬2.45
2024/11/293,279 萬+646.5 萬+24.6%1,433 萬2.29
2024/11/152,632 萬+9.45 萬+0.4%999.4 萬2.63
2024/10/312,623 萬+18.7 萬+0.7%1,030 萬2.55

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。

MRK 各交割日的交割失敗
交割日股數價格金額
2026/10/136,694$145.45$97.4 萬
2026/10/969,948$142.38$995.9 萬
2026/10/225$143.81$3,595.25
2026/9/305,675$149.28$84.7 萬
2026/9/2571$147.98$1.05 萬
2026/9/156,473$144.85$93.8 萬
2026/9/145,052$143.93$72.7 萬
2026/9/87,268$150.33$109.3 萬
2026/8/312,002$148.35$29.7 萬
2026/8/28642$149.54$9.60 萬
2026/8/2716$153.10$2,449.6
2026/8/26192$156.45$3.00 萬
2026/8/252$150.66$301.32
2026/8/2413,443$152.55$205.1 萬
2026/8/20365$152.20$5.56 萬
2026/8/1378,575$132.92$1,044 萬
2026/8/1219$130.42$2,477.98
2026/8/1038$128.58$4,886.04
2026/8/71$128.37$128.37
2026/8/69,572$128.33$122.8 萬
2026/7/2812,660$130.76$165.5 萬
2026/7/24534$130.48$6.97 萬
2026/7/2131$124.40$3,856.4
2026/7/2068,205$127.50$869.6 萬
2026/7/13100$123.54$1.24 萬
2026/7/10785$125.07$9.82 萬
2026/7/923,469$125.99$295.7 萬
2026/7/6200$129.56$2.59 萬
2026/7/11,987$128.50$25.5 萬
2026/6/302,152$129.38$27.8 萬

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。

MRK 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
2026/11/13984,9335,4291,991,10749.5%
2026/11/121,182,9572982,220,61453.3%
2026/11/11946,24128,8572,380,34639.8%
2026/11/10817,5401,2801,633,77050.0%
2026/11/91,013,4667,2712,574,52139.4%
2026/11/6895,7515,2352,108,80942.5%
2026/11/51,590,8305,8353,698,43243.0%
2026/11/41,087,7903,1103,198,10734.0%
2026/11/31,041,9408202,989,62734.9%
2026/11/21,297,3254,2232,762,39947.0%
2026/10/301,244,3036,5894,037,50230.8%
2026/10/291,164,40211,2954,644,59125.1%
2026/10/28504,5942,0393,053,31716.5%
2026/10/271,178,06715,9533,220,31436.6%
2026/10/261,067,4251,5044,172,86825.6%
2026/10/231,320,6753,1523,126,05942.2%
2026/10/224,162,5202,8268,572,52048.6%
2026/10/211,324,4201,1552,978,04944.5%
2026/10/201,047,59625,9132,970,59135.3%
2026/10/19850,02218,7723,505,84324.2%
2026/10/161,455,1623,7153,522,47141.3%
2026/10/151,777,9733,6604,326,86341.1%
2026/10/142,223,6944,0014,348,42751.1%
2026/10/13700,2511,4542,590,09227.0%
2026/10/12872,9133,1702,146,18640.7%
2026/10/91,504,1592,4842,965,76750.7%
2026/10/81,203,5925,5783,192,99537.7%
2026/10/7862,9955,8252,181,88439.6%
2026/10/61,229,1926,9383,078,25639.9%
2026/10/5822,0423,0453,426,76824.0%

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。

MRK 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
2026/10/19T114,363,750179,94012,506,55396,71853.5%
2026/10/12T111,041,143171,91010,728,054104,39150.7%
2026/10/5T19,707,657144,5079,960,38299,06249.4%
2026/9/28T19,439,121147,81110,537,62785,81347.3%
2026/9/21T110,287,123156,46710,234,18089,26150.1%
2026/9/14T18,763,714140,68913,526,43978,91539.3%
2026/9/7T18,091,617126,27510,441,59069,19343.7%
2026/8/31T18,307,293138,28810,352,38185,85644.5%
2026/8/24T113,257,928183,31212,245,985118,57752.0%
2026/8/17T120,928,582259,06118,620,821164,89752.9%
2026/8/10T18,203,038151,3939,484,80074,83146.4%
2026/8/3T112,294,052191,70211,635,09682,39351.4%