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Fortinet, Inc.

FTNT
交易所
Nasdaq
產業
Computer Peripheral Equipment, NEC
SEC CIK
0001262039

近 90 天,Fortinet, 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 1,593 家機構在 13F 申報持有,市值合計 $776.3 億;大師中只有Fundsmith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
1,197 萬
股,結算日 2026/10/30
變化
−10.6 萬
較 2026/10/15 −0.9%
回補天數
1.94
空單餘額 ÷ 平均日成交量
平均日成交量
616.5 萬
股,FINRA 公布的
各結算日的空單餘額
2024/10/31:12,574,079 股2024/11/15:12,621,880 股2024/11/29:12,754,824 股2024/12/13:15,278,835 股2024/12/31:16,044,056 股2025/1/15:14,994,571 股2025/1/31:15,171,462 股2025/2/14:13,588,240 股2025/2/28:17,958,676 股2025/3/14:19,137,327 股2025/3/31:21,809,409 股2025/4/15:19,261,495 股2025/4/30:20,524,900 股2025/5/15:15,879,603 股2025/5/30:14,889,124 股2025/6/13:17,638,755 股2025/6/30:19,790,346 股2025/7/15:18,546,224 股2025/7/31:17,528,313 股2025/8/15:18,085,248 股2025/8/29:20,390,487 股2025/9/15:19,429,476 股2025/9/30:20,862,566 股2025/10/15:20,327,870 股2025/10/31:21,065,832 股2025/11/14:20,482,617 股2025/11/28:22,715,240 股2025/12/15:23,558,764 股2025/12/31:20,930,180 股2026/1/15:20,072,333 股2026/1/30:17,595,538 股2026/2/13:16,939,807 股2026/2/27:17,699,855 股2026/3/13:19,147,172 股2026/3/31:18,901,077 股2026/4/15:19,357,643 股2026/4/30:19,090,539 股2026/5/15:19,647,622 股2026/5/29:16,866,836 股2026/6/15:18,802,691 股2026/6/30:15,056,605 股2026/7/15:14,492,724 股2026/7/31:14,384,628 股2026/8/14:14,198,087 股2026/8/31:13,556,993 股2026/9/15:13,718,909 股2026/9/30:12,503,836 股2026/10/15:12,077,511 股2026/10/30:11,971,323 股
FTNT 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
2026/10/301,197 萬−10.6 萬−0.9%616.5 萬1.94
2026/10/151,208 萬−42.6 萬−3.4%332.2 萬3.64
2026/9/301,250 萬−121.5 萬−8.9%427.9 萬2.92
2026/9/151,372 萬+16.2 萬+1.2%388.9 萬3.53
2026/8/311,356 萬−64.1 萬−4.5%443.9 萬3.05
2026/8/141,420 萬−18.7 萬−1.3%469.6 萬3.02
2026/7/311,438 萬−10.8 萬−0.8%586.1 萬2.45
2026/7/151,449 萬−56.4 萬−3.8%462.9 萬3.13
2026/6/301,506 萬−374.6 萬−19.9%759.5 萬1.98
2026/6/151,880 萬+193.6 萬+11.5%649.9 萬2.89
2026/5/291,687 萬−278.1 萬−14.2%612.6 萬2.75
2026/5/151,965 萬+55.7 萬+2.9%695.3 萬2.83
2026/4/301,909 萬−26.7 萬−1.4%483.9 萬3.95
2026/4/151,936 萬+45.7 萬+2.4%615.9 萬3.14
2026/3/311,890 萬−24.6 萬−1.3%647.8 萬2.92
2026/3/131,915 萬+144.7 萬+8.2%565.8 萬3.38
2026/2/271,770 萬+76.0 萬+4.5%588.7 萬3.01
2026/2/131,694 萬−65.6 萬−3.7%904.5 萬1.87
2026/1/301,760 萬−247.7 萬−12.3%643.0 萬2.74
2026/1/152,007 萬−85.8 萬−4.1%636.3 萬3.15
2025/12/312,093 萬−262.9 萬−11.2%589.9 萬3.55
2025/12/152,356 萬+84.4 萬+3.7%515.9 萬4.57
2025/11/282,272 萬+223.3 萬+10.9%500.9 萬4.53
2025/11/142,048 萬−58.3 萬−2.8%668.4 萬3.06
2025/10/312,107 萬+73.8 萬+3.6%419.3 萬5.02
2025/10/152,033 萬−53.5 萬−2.6%442.2 萬4.60
2025/9/302,086 萬+143.3 萬+7.4%661.5 萬3.15
2025/9/151,943 萬−96.1 萬−4.7%628.8 萬3.09
2025/8/292,039 萬+230.5 萬+12.8%832.5 萬2.45
2025/8/151,809 萬+55.7 萬+3.2%1,375 萬1.32
2025/7/311,753 萬−101.8 萬−5.5%323.5 萬5.42
2025/7/151,855 萬−124.4 萬−6.3%471.0 萬3.94
2025/6/301,979 萬+215.2 萬+12.2%420.7 萬4.70
2025/6/131,764 萬+275.0 萬+18.5%371.1 萬4.75
2025/5/301,489 萬−99.0 萬−6.2%532.7 萬2.79
2025/5/151,588 萬−464.5 萬−22.6%606.8 萬2.62
2025/4/302,052 萬+126.3 萬+6.6%394.3 萬5.21
2025/4/151,926 萬−254.8 萬−11.7%691.4 萬2.79
2025/3/312,181 萬+267.2 萬+14.0%420.2 萬5.19
2025/3/141,914 萬+117.9 萬+6.6%496.6 萬3.85
2025/2/281,796 萬+437.0 萬+32.2%514.5 萬3.49
2025/2/141,359 萬−158.3 萬−10.4%530.8 萬2.56
2025/1/311,517 萬+17.7 萬+1.2%387.2 萬3.92
2025/1/151,499 萬−104.9 萬−6.5%423.6 萬3.54
2024/12/311,604 萬+76.5 萬+5.0%406.9 萬3.94
2024/12/131,528 萬+252.4 萬+19.8%374.3 萬4.08
2024/11/291,275 萬+13.3 萬+1.1%521.3 萬2.45
2024/11/151,262 萬+4.78 萬+0.4%658.7 萬1.92
2024/10/311,257 萬−37.7 萬−2.9%330.2 萬3.81

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。

FTNT 各交割日的交割失敗
交割日股數價格金額
2026/10/91,593$189.10$30.1 萬
2026/10/8896$189.28$17.0 萬
2026/10/77,856$191.27$150.3 萬
2026/10/637$184.13$6,812.81
2026/9/242,783$178.74$49.7 萬
2026/9/21200$169.84$3.40 萬
2026/9/1534$170.18$5,786.12
2026/9/320$154.54$3,090.8
2026/8/31100$166.00$1.66 萬
2026/8/194$158.01$632.04
2026/8/17100$160.01$1.60 萬
2026/8/41,474$163.21$24.1 萬
2026/8/32,439$161.95$39.5 萬
2026/7/30145,325$153.22$2,227 萬
2026/7/29381$149.98$5.71 萬
2026/7/28593$152.38$9.04 萬
2026/7/24558$151.54$8.46 萬
2026/7/2342$155.05$6,512.1
2026/7/2259$158.10$9,327.9
2026/7/20119$161.61$1.92 萬
2026/7/17582$160.78$9.36 萬
2026/7/13100$157.51$1.58 萬
2026/7/93,031$156.71$47.5 萬
2026/7/7135$162.35$2.19 萬
2026/6/29100$151.35$1.51 萬
2026/6/227,043$144.73$101.9 萬
2026/6/17126$147.02$1.85 萬
2026/6/151$146.30$146.3
2026/6/12266$145.06$3.86 萬
2026/6/113$138.88$416.64

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。

FTNT 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
2026/11/11897,2321,1981,545,11758.1%
2026/11/101,054,9842,5361,889,74355.8%
2026/11/91,029,8331,7001,971,69352.2%
2026/11/61,707,3872,6263,050,81156.0%
2026/11/51,404,7608,0482,868,07749.0%
2026/11/4999,9772,6572,174,49846.0%
2026/11/3804,8917,8022,454,60332.8%
2026/11/21,374,2269,3164,676,21629.4%
2026/10/301,311,20494,7752,926,41644.8%
2026/10/293,952,949391,5127,745,36151.0%
2026/10/282,050,7015,3343,232,44763.4%
2026/10/27677,8234,1111,222,41755.4%
2026/10/26820,5384,6531,288,20263.7%
2026/10/23952,6238721,369,58669.6%
2026/10/221,036,5094,8921,584,95665.4%
2026/10/21777,0699,2811,301,81759.7%
2026/10/20602,8735,1241,074,21656.1%
2026/10/19720,0161,2151,285,61056.0%
2026/10/161,222,3853,1552,028,96060.2%
2026/10/15694,2607,1671,287,76753.9%
2026/10/14712,7483,8831,347,50752.9%
2026/10/13487,8214,994976,33650.0%
2026/10/12481,3411,569963,08250.0%
2026/10/9474,07715,905812,20258.4%
2026/10/8662,8522,7831,054,54762.9%
2026/10/7609,1311,1161,269,13848.0%
2026/10/61,069,6458,1011,707,05562.7%
2026/10/5707,5964,9151,153,43961.3%
2026/10/2616,6342,4761,086,47556.8%
2026/10/1646,7058201,052,71561.4%

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。

FTNT 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
2026/10/19T14,893,460106,3063,445,58145,83858.7%
2026/10/12T14,517,941113,5923,022,53059,97059.9%
2026/10/5T14,176,704104,8974,713,68653,56147.0%
2026/9/28T13,461,658100,1582,620,55148,02156.9%
2026/9/21T13,981,531102,3513,258,98058,78755.0%
2026/9/14T15,554,920125,6737,865,88761,46641.4%
2026/9/7T13,250,49879,2082,083,92631,51260.9%
2026/8/31T14,773,536112,7564,442,55753,74651.8%
2026/8/24T15,820,375130,3664,157,49850,32758.3%
2026/8/17T14,717,570108,4594,628,84745,42950.5%
2026/8/10T14,632,026111,5064,883,93247,95648.7%
2026/8/3T15,366,662122,5816,323,67659,74345.9%