Skip to main content

ASTC

ASTROTECH Corp

Company with tickers: ASTC

CIK
1001907
CUSIP
046484309
Shares Outstanding
1,758,953

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 %
2026-06-23 64,277 328 173,729 37.0%
2026-06-22 29,337 2,718 99,321 29.5%
2026-06-18 30,644 1,898 118,114 25.9%
2026-06-17 125,354 32,684 251,200 49.9%
2026-06-16 162,318 30,463 258,933 62.7%
2026-06-15 203,017 51,912 343,194 59.2%
2026-06-12 134,478 20,978 261,268 51.5%
2026-06-11 472,426 148,031 697,914 67.7%
2026-06-10 300,828 105,604 521,216 57.7%
2026-06-09 171,922 53,648 315,547 54.5%
2026-06-08 326,727 77,862 573,948 56.9%
2026-06-05 373,149 51,299 643,177 58.0%
2026-06-04 659,347 92,826 1,286,962 51.2%
2026-06-03 1,286,354 259,416 2,134,709 60.3%
2026-06-02 3,192,857 511,326 6,331,404 50.4%
2026-06-01 1,365,529 252,838 2,516,079 54.3%
2026-05-29 7,271,896 96,796 13,102,347 55.5%
2026-05-28 8,460,844 121,342 15,584,723 54.3%
2026-05-27 35,464,472 431,120 63,796,389 55.6%
2026-05-26 19,148 0 32,500 58.9%
2026-05-22 11,006 0 20,344 54.1%
2026-05-21 5,900 0 10,236 57.6%
2026-05-20 2,998 0 5,405 55.5%
2026-05-19 4,821 0 9,275 52.0%
2026-05-18 2,704 0 5,938 45.5%
2026-05-15 1,652 0 6,081 27.2%
2026-05-14 2,295 0 13,452 17.1%
2026-05-13 3,201 0 9,516 33.6%
2026-05-12 1,107 0 8,272 13.4%
2026-05-11 10,710 0 15,875 67.5%
2026-05-08 2,915 0 6,551 44.5%
2026-05-07 5,399 0 10,080 53.6%
2026-05-06 6,065 0 23,041 26.3%
2026-05-05 3,764 0 13,229 28.5%
2026-05-04 20,775 0 42,299 49.1%
2026-05-01 9,649 907 48,761 19.8%
2026-04-30 24,672 900 44,445 55.5%
2026-04-29 11,346 0 24,774 45.8%
2026-04-28 1,317 0 8,120 16.2%
2026-04-27 15,631 2,200 39,374 39.7%
2026-04-24 242,560 7,448 396,630 61.2%
2026-04-23 4,197 0 14,175 29.6%
2026-04-22 13,660 0 60,886 22.4%
2026-04-21 26,571 0 65,253 40.7%
2026-04-20 48,602 0 83,764 58.0%
2026-04-17 39,390 0 131,328 30.0%
2026-04-16 17,600 880 60,102 29.3%
2026-04-15 29,027 178 84,200 34.5%
2026-04-14 10,313 1,380 28,909 35.7%
2026-04-13 37,882 7,261 77,267 49.0%
Showing 1–50 of 55 days