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KLA Corp

KLAC
交易所
Nasdaq
產業
Optical Instruments & Lenses
SEC CIK
0000319201

近 90 天,KLA Corp 內部人申報 0 筆公開市場買進、3 筆賣出;2026 年第 2 季末有 2,501 家機構在 13F 申報持有,市值合計 $3,584 億;Altimeter 資本和Maverick 資本兩位大師持有。

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
2,154 萬
股,結算日 2026/10/30
變化
−334.2 萬
較 2026/10/15 −13.4%
回補天數
1.63
空單餘額 ÷ 平均日成交量
平均日成交量
1,324 萬
股,FINRA 公布的
各結算日的空單餘額
2024/10/31:2,312,762 股2024/11/15:2,814,848 股2024/11/29:2,985,568 股2024/12/13:3,236,620 股2024/12/31:3,243,046 股2025/1/15:3,132,335 股2025/1/31:2,659,031 股2025/2/14:2,860,448 股2025/2/28:3,347,350 股2025/3/14:3,401,110 股2025/3/31:2,830,986 股2025/4/15:3,030,350 股2025/4/30:2,461,283 股2025/5/15:3,274,447 股2025/5/30:3,586,170 股2025/6/13:3,709,167 股2025/6/30:3,598,591 股2025/7/15:3,127,974 股2025/7/31:3,244,666 股2025/8/15:3,554,507 股2025/8/29:3,374,169 股2025/9/15:3,727,843 股2025/9/30:3,387,793 股2025/10/15:2,951,921 股2025/10/31:3,173,235 股2025/11/14:3,710,400 股2025/11/28:3,304,319 股2025/12/15:3,575,716 股2025/12/31:3,360,917 股2026/1/15:3,040,627 股2026/1/30:2,601,171 股2026/2/13:2,908,133 股2026/2/27:2,947,691 股2026/3/13:2,995,660 股2026/3/31:3,176,233 股2026/4/15:3,341,196 股2026/4/30:3,184,475 股2026/5/15:3,380,525 股2026/5/29:3,504,100 股2026/6/15:40,762,347 股2026/6/30:34,375,617 股2026/7/15:27,939,763 股2026/7/31:27,024,003 股2026/8/14:25,337,831 股2026/8/31:29,401,138 股2026/9/15:23,554,039 股2026/9/30:24,261,297 股2026/10/15:24,883,449 股2026/10/30:21,541,175 股
KLAC 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
2026/10/302,154 萬−334.2 萬−13.4%1,324 萬1.63
2026/10/152,488 萬+62.2 萬+2.6%916.3 萬2.72
2026/9/302,426 萬+70.7 萬+3.0%919.4 萬2.64
2026/9/152,355 萬−584.7 萬−19.9%941.6 萬2.50
2026/8/312,940 萬+406.3 萬+16.0%875.7 萬3.36
2026/8/142,534 萬−168.6 萬−6.2%1,004 萬2.52
2026/7/312,702 萬−91.6 萬−3.3%1,295 萬2.09
2026/7/152,794 萬−643.6 萬−18.7%1,377 萬2.03
2026/6/303,438 萬−638.7 萬−15.7%1,604 萬2.14
2026/6/15拆股修正4,076 萬+3,725 萬+1,060.6%1,302 萬3.13
2026/5/29350.4 萬+12.4 萬+3.7%95.0 萬3.69
2026/5/15338.1 萬+19.6 萬+6.2%104.2 萬3.24
2026/4/30318.4 萬−15.7 萬−4.7%99.4 萬3.20
2026/4/15334.1 萬+16.5 萬+5.2%79.2 萬4.22
2026/3/31317.6 萬+18.1 萬+6.0%103.9 萬3.06
2026/3/13299.6 萬+4.80 萬+1.6%102.8 萬2.91
2026/2/27294.8 萬+3.96 萬+1.4%74.5 萬3.96
2026/2/13290.8 萬+30.7 萬+11.8%135.6 萬2.14
2026/1/30260.1 萬−43.9 萬−14.5%144.5 萬1.80
2026/1/15304.1 萬−32.0 萬−9.5%105.2 萬2.89
2025/12/31336.1 萬−21.5 萬−6.0%74.2 萬4.53
2025/12/15357.6 萬+27.1 萬+8.2%84.6 萬4.22
2025/11/28330.4 萬−40.6 萬−10.9%111.1 萬2.98
2025/11/14371.0 萬+53.7 萬+16.9%105.6 萬3.51
2025/10/31317.3 萬+22.1 萬+7.5%106.1 萬2.99
2025/10/15295.2 萬−43.6 萬−12.9%115.1 萬2.56
2025/9/30338.8 萬−34.0 萬−9.1%94.4 萬3.59
2025/9/15372.8 萬+35.4 萬+10.5%87.8 萬4.24
2025/8/29337.4 萬−18.0 萬−5.1%81.6 萬4.13
2025/8/15355.5 萬+31.0 萬+9.6%107.2 萬3.31
2025/7/31324.5 萬+11.7 萬+3.7%108.1 萬3.00
2025/7/15312.8 萬−47.1 萬−13.1%76.0 萬4.12
2025/6/30359.9 萬−11.1 萬−3.0%127.9 萬2.81
2025/6/13370.9 萬+12.3 萬+3.4%127.9 萬2.90
2025/5/30358.6 萬+31.2 萬+9.5%108.7 萬3.30
2025/5/15327.4 萬+81.3 萬+33.0%118.0 萬2.78
2025/4/30246.1 萬−56.9 萬−18.8%113.8 萬2.16
2025/4/15303.0 萬+19.9 萬+7.0%180.4 萬1.68
2025/3/31283.1 萬−57.0 萬−16.8%95.8 萬2.95
2025/3/14340.1 萬+5.38 萬+1.6%109.3 萬3.11
2025/2/28334.7 萬+48.7 萬+17.0%110.3 萬3.04
2025/2/14286.0 萬+20.1 萬+7.6%84.0 萬3.41
2025/1/31265.9 萬−47.3 萬−15.1%138.4 萬1.92
2025/1/15313.2 萬−11.1 萬−3.4%118.2 萬2.65
2024/12/31324.3 萬+6,426+0.2%101.0 萬3.21
2024/12/13323.7 萬+25.1 萬+8.4%112.6 萬2.87
2024/11/29298.6 萬+17.1 萬+6.1%119.6 萬2.50
2024/11/15281.5 萬+50.2 萬+21.7%122.3 萬2.30
2024/10/31231.3 萬−22.1 萬−8.7%128.9 萬1.79

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。

KLAC 各交割日的交割失敗
交割日股數價格金額
2026/10/131,979$190.12$37.6 萬
2026/10/9607$196.72$11.9 萬
2026/10/51,324$206.89$27.4 萬
2026/9/2838$187.92$7,140.96
2026/9/2135,892$176.99$635.3 萬
2026/9/1896$168.98$1.62 萬
2026/9/1561$169.09$1.03 萬
2026/9/920$188.98$3,779.6
2026/9/8103$185.60$1.91 萬
2026/9/33,989$172.26$68.7 萬
2026/9/17,670$175.45$134.6 萬
2026/8/312,740$175.54$48.1 萬
2026/8/28103$183.77$1.89 萬
2026/8/2737,109$183.83$682.2 萬
2026/8/26178$183.34$3.26 萬
2026/8/211$185.86$185.86
2026/8/20567$187.27$10.6 萬
2026/8/17104$203.72$2.12 萬
2026/8/143,834$209.37$80.3 萬
2026/8/124,520$200.47$90.6 萬
2026/8/10170,167$198.11$3,371 萬
2026/8/7171,693$193.22$3,317 萬
2026/8/570$195.45$1.37 萬
2026/7/3072$170.19$1.23 萬
2026/7/28616$203.36$12.5 萬
2026/7/2734$210.52$7,157.68
2026/7/2412,508$218.73$273.6 萬
2026/7/23105$214.69$2.25 萬
2026/7/22104$217.56$2.26 萬
2026/7/219$207.60$1,868.4

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。

KLAC 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
2026/11/101,598,0011,9273,941,21140.5%
2026/11/91,992,5821,6875,941,51233.5%
2026/11/62,014,701218,3814,747,08042.4%
2026/11/53,020,39545,8798,743,40234.5%
2026/11/4908,9734094,981,00418.2%
2026/11/3473,2555113,672,24712.9%
2026/11/2827,8402,4344,657,48217.8%
2026/10/302,566,6999,6245,730,81444.8%
2026/10/292,062,0043,3775,163,59239.9%
2026/10/281,113,7586,0633,630,04530.7%
2026/10/27524,7157,4043,284,75916.0%
2026/10/26514,0084,7763,496,81014.7%
2026/10/23420,68719,2903,325,37712.7%
2026/10/221,466,4872,4266,448,96422.7%
2026/10/21527,6745,5182,119,91024.9%
2026/10/20605,3212,6764,017,79515.1%
2026/10/19663,4653,3713,052,73021.7%
2026/10/161,464,0773,6603,282,54744.6%
2026/10/15804,5331,8094,222,55519.1%
2026/10/141,229,3002,6613,970,06231.0%
2026/10/131,078,6073,0643,363,98232.1%
2026/10/12685,9589882,096,65332.7%
2026/10/9592,0373,6591,770,66833.4%
2026/10/81,633,4599003,504,64146.6%
2026/10/7847,7363,4272,083,66140.7%
2026/10/61,133,31910,7653,068,81536.9%
2026/10/5725,6133,9452,289,96831.7%
2026/10/2957,1861342,291,41441.8%
2026/10/11,032,3281,7862,841,72436.3%
2026/9/30603,2841,4491,747,30134.5%

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。

KLAC 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
2026/10/19T113,619,973455,23110,670,011124,80656.1%
2026/10/12T112,593,336451,9177,595,212114,91162.4%
2026/10/5T19,198,381354,1958,183,794111,86752.9%
2026/9/28T18,532,481346,9535,541,845125,46960.6%
2026/9/21T18,710,384330,4586,633,93898,06456.8%
2026/9/14T18,540,304339,49611,812,859111,71042.0%
2026/9/7T18,381,729302,3637,359,84088,37053.2%
2026/8/31T19,129,489344,6588,255,392107,49552.5%
2026/8/24T17,584,385303,45410,808,40890,43441.2%
2026/8/17T18,812,229407,09312,296,419107,85741.7%
2026/8/10T19,267,771365,14410,019,437100,78948.1%
2026/8/3T110,743,141409,41712,483,499112,14846.3%