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ASTC

ASTROTECH Corp

Company with tickers: ASTC

CIK
1001907
CUSIP
046484309
Shares Outstanding
1,758,953

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-05-04 6,513 91,817 98,330 56.5%
2026-04-27 12,123 162,507 174,630 76.6%
2026-04-20 24,118 615,366 639,484 67.9%
2026-04-13 22,591 372,170 394,761 69.9%
2026-04-06 92,118 539,396 631,514 56.8%
2026-03-30 6,166,952 60,365,793 66,532,745 54.1%
2026-03-23 1,008 73,864 74,872 34.0%
2026-03-16 1,347 16,000 17,347 68.0%
2026-03-09 963 16,173 17,136 47.6%
2026-03-02 752 14,578 15,330 54.9%
2026-02-23 639 12,065 12,704 66.9%
2026-02-16 2,211 29,704 31,915 64.1%
2026-02-09 1,966 22,760 24,726 49.9%
2026-02-02 2,280 28,395 30,675 62.2%
2026-01-26 4,298 29,304 33,602 61.5%
2026-01-19 4,367 38,534 42,901 75.7%
2026-01-12 3,532 34,960 38,492 66.6%
2026-01-05 5,717 34,911 40,628 55.8%
2025-12-29 8,208 76,368 84,576 55.8%
2025-12-22 7,364 93,255 100,619 59.8%
2025-12-15 27,284 169,390 196,674 55.8%
2025-12-08 5,326 714,677 720,003 34.0%
2025-12-01 809 34,028 34,837 67.0%
2025-11-24 1,565 25,985 27,550 60.4%
2025-11-17 4,474 85,343 89,817 62.6%
2025-11-10 2,300 40,206 42,506 71.7%
2025-11-03 6,775 37,233 44,008 62.7%
2025-10-27 5,576 42,370 47,946 52.5%
2025-10-20 10,381 86,070 96,451 55.4%
2025-10-13 8,195 112,164 120,359 63.5%
2025-10-06 20,061 359,883 379,944 43.2%
2025-09-29 690,728 17,567,455 18,258,183 58.9%
2025-09-22 2,219 44,990 47,209 70.7%
2025-09-15 3,811 10,746 14,557 57.8%
2025-09-08 3,498 36,879 40,377 74.5%
2025-09-01 385 9,130 9,515 52.9%
2025-08-25 2,288 24,056 26,344 73.4%
2025-08-18 801 5,827 6,628 35.4%
2025-08-11 1,543 9,307 10,850 52.4%
2025-08-04 1,316 13,427 14,743 76.8%
2025-07-28 469 11,953 12,422 69.0%
2025-07-21 1,677 10,119 11,796 65.9%
2025-07-14 611 12,480 13,091 59.0%
2025-07-07 989 11,109 12,098 66.8%
2025-06-30 81 3,664 3,745 81.4%
Showing 1–45 of 45 weeks