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PTGX · Protagonist Therapeutics, Inc · Short Volume

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$138.43 -1.10 (-0.79%) At close · Oct 23
Market Cap
$8.96B
Shares
64.71M
Volume · Oct 23 409.36K Avg daily vol (3M) 635.32K

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 %
2026-10-23 89,034 352 138,037 64.5%
2026-10-22 103,551 920 134,078 77.2%
2026-10-21 157,747 375 246,975 63.9%
2026-10-20 101,552 23 273,936 37.1%
2026-10-19 150,606 12 233,079 64.6%
2026-10-16 278,260 0 372,510 74.7%
2026-10-15 197,371 667 260,726 75.7%
2026-10-14 150,222 0 191,896 78.3%
2026-10-13 312,800 20 415,427 75.3%
2026-10-12 303,169 1,078 393,839 77.0%
2026-10-09 311,513 1,440 388,105 80.3%
2026-10-08 419,503 0 503,774 83.3%
2026-10-07 418,558 252 475,986 87.9%
2026-10-06 153,922 0 274,381 56.1%
2026-10-05 237,623 202 275,680 86.2%
2026-10-02 183,192 0 282,553 64.8%
2026-10-01 208,371 0 417,327 49.9%
2026-09-30 205,756 997 235,822 87.3%
2026-09-29 150,211 900 201,401 74.6%
2026-09-28 334,460 0 383,280 87.3%
2026-09-25 311,484 0 402,989 77.3%
2026-09-24 227,512 161 367,618 61.9%
2026-09-23 117,734 0 186,954 63.0%
2026-09-22 213,374 12,242 290,113 73.5%
2026-09-21 186,413 0 208,911 89.2%
2026-09-18 206,485 110 248,101 83.2%
2026-09-17 154,281 40 249,075 61.9%
2026-09-16 131,190 0 183,273 71.6%
2026-09-15 132,714 2,283 222,898 59.5%
2026-09-14 169,146 9,471 187,364 90.3%
2026-09-11 172,968 72 200,817 86.1%
2026-09-10 144,907 1,418 170,633 84.9%
2026-09-09 155,615 18,282 210,696 73.9%
2026-09-08 135,162 24,293 173,914 77.7%
2026-09-04 97,155 202 142,856 68.0%
2026-09-03 93,357 2,397 121,591 76.8%
2026-09-02 161,763 71,362 202,352 79.9%
2026-09-01 140,326 13,729 186,633 75.2%
2026-08-31 152,513 138 203,238 75.0%
2026-08-28 96,243 650 230,290 41.8%
2026-08-27 107,658 777 170,257 63.2%
2026-08-26 57,440 0 136,476 42.1%
2026-08-25 153,701 188 265,597 57.9%
2026-08-24 82,921 37 174,797 47.4%
2026-08-21 70,118 50 156,598 44.8%
2026-08-20 146,196 336 211,234 69.2%
2026-08-19 153,226 0 320,373 47.8%
2026-08-18 97,474 0 157,126 62.0%
2026-08-17 107,081 296 173,376 61.8%
2026-08-14 92,789 769 124,035 74.8%
Showing 1–50 of 64 days
Key facts CIK 1377121 CUSIP 74366E102 13F (30d) 56 filings 56 filers Visit website Investor relations