ATYR · aTYR PHARMA INC
Market Cap
$48.36M
Shares
98.09M
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 % |
|---|---|---|---|---|
| 2026-09-03 | 99,006 | 0 | 189,125 | 52.3% |
| 2026-09-02 | 149,851 | 12,940 | 427,046 | 35.1% |
| 2026-09-01 | 375,609 | 24,878 | 731,216 | 51.4% |
| 2026-08-31 | 105,243 | 190 | 422,299 | 24.9% |
| 2026-08-28 | 68,742 | 0 | 120,456 | 57.1% |
| 2026-08-27 | 74,878 | 0 | 170,830 | 43.8% |
| 2026-08-26 | 63,211 | 0 | 184,667 | 34.2% |
| 2026-08-25 | 98,201 | 5,690 | 432,384 | 22.7% |
| 2026-08-24 | 112,575 | 200 | 308,550 | 36.5% |
| 2026-08-21 | 48,482 | 0 | 233,704 | 20.7% |
| 2026-08-20 | 149,932 | 1,100 | 525,660 | 28.5% |
| 2026-08-19 | 79,368 | 279 | 278,272 | 28.5% |
| 2026-08-18 | 228,700 | 1,231 | 377,083 | 60.6% |
| 2026-08-17 | 155,688 | 0 | 389,797 | 39.9% |
| 2026-08-14 | 103,243 | 0 | 391,359 | 26.4% |
| 2026-08-13 | 225,635 | 21,801 | 888,405 | 25.4% |
| 2026-08-12 | 77,706 | 800 | 215,495 | 36.1% |
| 2026-08-11 | 79,507 | 0 | 318,086 | 25.0% |
| 2026-08-10 | 86,630 | 0 | 307,410 | 28.2% |
| 2026-08-07 | 70,718 | 0 | 201,120 | 35.2% |
| 2026-08-06 | 207,288 | 289 | 459,077 | 45.2% |
| 2026-08-05 | 114,039 | 0 | 269,286 | 42.3% |
| 2026-08-04 | 143,798 | 21,937 | 599,925 | 24.0% |
| 2026-08-03 | 236,707 | 12,177 | 594,967 | 39.8% |
| 2026-07-31 | 114,096 | 0 | 271,660 | 42.0% |
| 2026-07-30 | 118,878 | 441 | 435,435 | 27.3% |
| 2026-07-29 | 151,981 | 0 | 375,638 | 40.5% |
| 2026-07-28 | 219,145 | 3,900 | 560,979 | 39.1% |
| 2026-07-27 | 169,028 | 75 | 470,117 | 36.0% |
| 2026-07-24 | 248,681 | 349 | 452,162 | 55.0% |
| 2026-07-23 | 362,023 | 32 | 776,098 | 46.6% |
| 2026-07-22 | 182,078 | 2,390 | 519,384 | 35.1% |
| 2026-07-21 | 205,974 | 44,919 | 524,363 | 39.3% |
| 2026-07-20 | 252,465 | 128,313 | 518,406 | 48.7% |
| 2026-07-17 | 131,248 | 0 | 451,275 | 29.1% |
| 2026-07-16 | 457,316 | 0 | 878,712 | 52.0% |
| 2026-07-15 | 394,616 | 0 | 1,574,450 | 25.1% |
| 2026-07-14 | 193,308 | 0 | 562,365 | 34.4% |
| 2026-07-13 | 146,047 | 0 | 420,360 | 34.7% |
| 2026-07-10 | 141,902 | 28,815 | 653,284 | 21.7% |
| 2026-07-09 | 404,199 | 1,579 | 824,844 | 49.0% |
| 2026-07-08 | 304,931 | 3,717 | 774,573 | 39.4% |
| 2026-07-07 | 383,647 | 27,700 | 1,518,720 | 25.3% |
| 2026-07-06 | 160,206 | 4,300 | 916,745 | 17.5% |
| 2026-07-02 | 146,379 | 0 | 940,538 | 15.6% |
| 2026-07-01 | 377,959 | 0 | 915,064 | 41.3% |
| 2026-06-30 | 263,243 | 0 | 767,123 | 34.3% |
| 2026-06-29 | 110,032 | 0 | 783,480 | 14.0% |
| 2026-06-26 | 701,954 | 0 | 1,891,385 | 37.1% |
| 2026-06-25 | 450,183 | 7,210 | 1,131,793 | 39.8% |
Showing 1–50 of 64 days
Key facts
CIK
1339970
CUSIP
002120202
13F (30d)
77 filings
76 filers
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