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CCOI · Cogent Communications Holdings, Inc.

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Market Cap
$488.60M
Shares
51.22M

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

Short Volume

Date Short Volume Short Exempt Total Volume Short %
2026-08-31 329,654 0 560,748 58.8%
2026-08-28 242,217 0 402,563 60.2%
2026-08-27 331,815 0 557,342 59.5%
2026-08-26 198,183 0 317,680 62.4%
2026-08-25 260,859 9 477,467 54.6%
2026-08-24 584,959 1,028 1,125,466 52.0%
2026-08-21 458,871 8,116 801,798 57.2%
2026-08-20 411,748 16,085 694,006 59.3%
2026-08-19 594,383 17,371 977,997 60.8%
2026-08-18 582,869 0 780,905 74.6%
2026-08-17 312,164 0 506,044 61.7%
2026-08-14 565,985 294 972,111 58.2%
2026-08-13 467,657 1,900 944,888 49.5%
2026-08-12 363,613 0 572,670 63.5%
2026-08-11 458,235 0 734,235 62.4%
2026-08-10 405,187 30,191 960,464 42.2%
2026-08-07 727,855 83,086 1,685,324 43.2%
2026-08-06 771,551 24,391 1,311,002 58.9%
2026-08-05 278,138 2,853 548,031 50.8%
2026-08-04 189,815 0 394,027 48.2%
2026-08-03 276,284 0 518,178 53.3%
2026-07-31 210,862 0 326,128 64.7%
2026-07-30 237,098 0 355,151 66.8%
2026-07-29 297,997 1,700 517,455 57.6%
2026-07-28 205,592 14 385,136 53.4%
2026-07-27 246,315 0 379,986 64.8%
2026-07-24 162,274 0 291,467 55.7%
2026-07-23 243,353 0 368,806 66.0%
2026-07-22 140,374 0 198,045 70.9%
2026-07-21 253,389 0 407,639 62.2%
2026-07-20 370,297 0 599,290 61.8%
2026-07-17 314,772 200 530,997 59.3%
2026-07-16 201,286 0 313,825 64.1%
2026-07-15 186,502 12 292,880 63.7%
2026-07-14 247,194 0 389,577 63.5%
2026-07-13 196,502 83 388,675 50.6%
2026-07-10 182,678 0 268,076 68.1%
2026-07-09 181,376 0 268,343 67.6%
2026-07-08 288,595 0 481,925 59.9%
2026-07-07 267,380 15 532,117 50.2%
2026-07-06 223,733 22,655 492,647 45.4%
2026-07-02 386,974 3,402 877,355 44.1%
2026-07-01 396,281 112 623,545 63.6%
2026-06-30 322,043 0 773,384 41.6%
2026-06-29 288,097 1,575 729,782 39.5%
2026-06-26 270,035 0 546,449 49.4%
2026-06-25 314,046 0 698,240 45.0%
2026-06-24 279,537 278 552,855 50.6%
2026-06-23 255,710 0 409,089 62.5%
2026-06-22 253,729 2,221 736,216 34.5%
Showing 1–50 of 64 days
Key facts CIK 1158324 CUSIP 19239V302 13F (30d) 207 filings 185 filers Visit website Investor relations