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Formfactor Inc

FORM
交易所
Nasdaq
產業
Semiconductors & Related Devices
SEC CIK
0001039399

近 90 天,Formfactor Inc 內部人申報 0 筆公開市場買進、4 筆賣出;2026 年第 2 季末有 514 家機構在 13F 申報持有,市值合計 $113.9 億;大師中只有Maverick 資本持有。

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
281.8 萬
股,結算日 2026/10/30
變化
+19.8 萬
較 2026/10/15 +7.6%
回補天數
1.74
空單餘額 ÷ 平均日成交量
平均日成交量
162.2 萬
股,FINRA 公布的
各結算日的空單餘額
2024/10/31:2,278,462 股2024/11/15:2,591,194 股2024/11/29:2,691,806 股2024/12/13:3,210,787 股2024/12/31:3,600,393 股2025/1/15:3,559,325 股2025/1/31:3,484,811 股2025/2/14:3,997,649 股2025/2/28:3,637,441 股2025/3/14:3,218,733 股2025/3/31:3,230,864 股2025/4/15:3,514,906 股2025/4/30:3,365,324 股2025/5/15:3,513,951 股2025/5/30:3,495,674 股2025/6/13:3,407,735 股2025/6/30:3,428,092 股2025/7/15:3,118,762 股2025/7/31:2,607,019 股2025/8/15:3,057,522 股2025/8/29:2,957,043 股2025/9/15:3,035,339 股2025/9/30:2,888,135 股2025/10/15:2,678,106 股2025/10/31:2,991,344 股2025/11/14:2,448,181 股2025/11/28:2,298,629 股2025/12/15:2,256,427 股2025/12/31:3,281,396 股2026/1/15:3,086,503 股2026/1/30:2,767,794 股2026/2/13:2,885,111 股2026/2/27:2,461,058 股2026/3/13:2,554,186 股2026/3/31:2,928,410 股2026/4/15:2,933,303 股2026/4/30:3,084,671 股2026/5/15:2,823,532 股2026/5/29:2,908,299 股2026/6/15:3,253,513 股2026/6/30:2,043,126 股2026/7/15:2,786,071 股2026/7/31:2,479,456 股2026/8/14:2,718,056 股2026/8/31:2,953,545 股2026/9/15:3,217,345 股2026/9/30:3,269,962 股2026/10/15:2,620,423 股2026/10/30:2,818,454 股
FORM 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
2026/10/30281.8 萬+19.8 萬+7.6%162.2 萬1.74
2026/10/15262.0 萬−65.0 萬−19.9%256.8 萬1.02
2026/9/30327.0 萬+5.26 萬+1.6%130.1 萬2.51
2026/9/15321.7 萬+26.4 萬+8.9%107.7 萬2.99
2026/8/31295.4 萬+23.5 萬+8.7%105.1 萬2.81
2026/8/14271.8 萬+23.9 萬+9.6%119.5 萬2.28
2026/7/31247.9 萬−30.7 萬−11.0%146.0 萬1.70
2026/7/15278.6 萬+74.3 萬+36.4%164.5 萬1.69
2026/6/30204.3 萬−121.0 萬−37.2%245.3 萬1.00
2026/6/15325.4 萬+34.5 萬+11.9%156.9 萬2.07
2026/5/29290.8 萬+8.48 萬+3.0%155.0 萬1.88
2026/5/15282.4 萬−26.1 萬−8.5%241.4 萬1.17
2026/4/30308.5 萬+15.1 萬+5.2%212.5 萬1.45
2026/4/15293.3 萬+4,893+0.2%166.8 萬1.76
2026/3/31292.8 萬+37.4 萬+14.7%151.7 萬1.93
2026/3/13255.4 萬+9.31 萬+3.8%117.3 萬2.18
2026/2/27246.1 萬−42.4 萬−14.7%119.2 萬2.06
2026/2/13288.5 萬+11.7 萬+4.2%181.3 萬1.59
2026/1/30276.8 萬−31.9 萬−10.3%168.6 萬1.64
2026/1/15308.7 萬−19.5 萬−5.9%128.8 萬2.40
2025/12/31328.1 萬+102.5 萬+45.4%100.9 萬3.25
2025/12/15225.6 萬−4.22 萬−1.8%65.0 萬3.47
2025/11/28229.9 萬−15.0 萬−6.1%70.9 萬3.24
2025/11/14244.8 萬−54.3 萬−18.2%105.8 萬2.32
2025/10/31299.1 萬+31.3 萬+11.7%166.7 萬1.79
2025/10/15267.8 萬−21.0 萬−7.3%109.9 萬2.44
2025/9/30288.8 萬−14.7 萬−4.9%111.4 萬2.59
2025/9/15303.5 萬+7.83 萬+2.7%52.8 萬5.74
2025/8/29295.7 萬−10.0 萬−3.3%69.4 萬4.26
2025/8/15305.8 萬+45.1 萬+17.3%97.2 萬3.14
2025/7/31260.7 萬−51.2 萬−16.4%86.0 萬3.03
2025/7/15311.9 萬−30.9 萬−9.0%48.3 萬6.45
2025/6/30342.8 萬+2.04 萬+0.6%72.6 萬4.72
2025/6/13340.8 萬−8.79 萬−2.5%67.1 萬5.08
2025/5/30349.6 萬−1.83 萬−0.5%57.3 萬6.10
2025/5/15351.4 萬+14.9 萬+4.4%73.8 萬4.76
2025/4/30336.5 萬−15.0 萬−4.3%94.3 萬3.57
2025/4/15351.5 萬+28.4 萬+8.8%122.7 萬2.86
2025/3/31323.1 萬+1.21 萬+0.4%71.5 萬4.52
2025/3/14321.9 萬−41.9 萬−11.5%88.1 萬3.65
2025/2/28363.7 萬−36.0 萬−9.0%70.5 萬5.16
2025/2/14399.8 萬+51.3 萬+14.7%128.9 萬3.10
2025/1/31348.5 萬−7.45 萬−2.1%66.4 萬5.25
2025/1/15355.9 萬−4.11 萬−1.1%84.3 萬4.22
2024/12/31360.0 萬+39.0 萬+12.1%122.3 萬2.94
2024/12/13321.1 萬+51.9 萬+19.3%59.2 萬5.42
2024/11/29269.2 萬+10.1 萬+3.9%60.9 萬4.42
2024/11/15259.1 萬+31.3 萬+13.7%85.9 萬3.02
2024/10/31227.8 萬+46.4 萬+25.6%63.7 萬3.58

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。

FORM 各交割日的交割失敗
交割日股數價格金額
2026/10/9353$137.13$4.84 萬
2026/10/293$148.44$1.38 萬
2026/9/2929$130.97$3,798.13
2026/9/24153$131.26$2.01 萬
2026/9/21108$118.38$1.28 萬
2026/9/1050$114.18$5,709
2026/9/8122$103.90$1.27 萬
2026/8/3151,559$101.70$524.4 萬
2026/8/1022$117.39$2,582.58
2026/8/71$115.21$115.21
2026/8/349$106.20$5,203.8
2026/7/312$105.38$210.76
2026/7/14192$110.30$2.12 萬
2026/7/939$111.59$4,352.01
2026/7/88,814$106.05$93.5 萬
2026/7/714$118.67$1,661.38
2026/7/6398$123.59$4.92 萬
2026/7/2214$147.13$3.15 萬
2026/6/30114,314$144.17$1,648 萬
2026/6/291,109,186$130.74$1.45 億
2026/6/2633$148.75$4,908.75
2026/6/221,862$149.55$27.8 萬
2026/6/1142$115.81$4,864.02
2026/6/2206$115.07$2.37 萬
2026/5/2221$128.00$2,688
2026/5/20379$117.20$4.44 萬
2026/5/193,646$117.42$42.8 萬
2026/5/121,548$151.40$23.4 萬
2026/5/62,038$145.00$29.6 萬
2026/5/43,706$137.37$50.9 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。

FORM 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
2026/11/11433,36117689,61162.8%
2026/11/10242,31688441,66454.9%
2026/11/9216,034106495,15443.6%
2026/11/6323,6722,444657,41949.2%
2026/11/5406,6159,1881,019,15039.9%
2026/11/4262,3677,356922,39028.4%
2026/11/3301,4837,775734,97641.0%
2026/11/2293,6208,062751,32739.1%
2026/10/30416,5929,1481,185,80135.1%
2026/10/29562,76520,2141,563,88236.0%
2026/10/28318,3860617,54951.6%
2026/10/27253,49219476,27253.2%
2026/10/26299,2330536,13655.8%
2026/10/23200,56316,168439,57645.6%
2026/10/22269,42914,390611,71944.0%
2026/10/21385,789367567,96567.9%
2026/10/20201,7860439,74845.9%
2026/10/19379,285543736,09351.5%
2026/10/16249,23720,196600,15241.5%
2026/10/15350,76512,679769,99445.6%
2026/10/14138,47910453,59030.5%
2026/10/13149,3872599,44624.9%
2026/10/12137,506218484,85828.4%
2026/10/9107,8622327,43432.9%
2026/10/8145,3311,147467,08731.1%
2026/10/7106,621545403,73526.4%
2026/10/6292,607960801,52236.5%
2026/10/5569,599420816,26869.8%
2026/10/2476,384183743,49464.1%
2026/10/1227,4300467,59948.6%

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。

FORM 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
2026/10/19T11,862,08246,6021,012,77421,54764.8%
2026/10/12T12,075,99549,184931,85823,22469.0%
2026/10/5T11,933,35252,0788,263,74121,34419.0%
2026/9/28T12,373,35557,1761,471,48323,43761.7%
2026/9/21T11,609,02244,948918,66017,76063.7%
2026/9/14T11,779,35137,7111,032,47214,05563.3%
2026/9/7T11,426,53132,511580,37612,69171.1%
2026/8/31T11,770,16842,494684,70015,03372.1%
2026/8/24T11,604,72436,804828,16213,80466.0%
2026/8/17T11,427,87843,303869,54116,63562.2%
2026/8/10T11,445,29641,834761,45515,85365.5%
2026/8/3T12,065,29651,6801,053,70516,52666.2%