SERA · Sera Prognostics, Inc. · Short Volume
$2.03
-0.02 (-0.98%)
At close · Oct 28
Return incl. dividend (before tax)
Q2 2026 earnings call transcript
Market Cap
$80.87M
Shares
39.45M
Volume · Oct 28
320
Avg daily vol (3M)
23.3K
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 % |
|---|---|---|---|---|
| 2026-10-27 | 819 | 0 | 10,203 | 8.0% |
| 2026-10-26 | 295 | 0 | 17,975 | 1.6% |
| 2026-10-23 | 3 | 0 | 17,297 | 0.0% |
| 2026-10-22 | 1,714 | 0 | 19,222 | 8.9% |
| 2026-10-21 | 153 | 0 | 16,107 | 0.9% |
| 2026-10-20 | 302 | 6 | 14,417 | 2.1% |
| 2026-10-19 | 119 | 0 | 459 | 26.0% |
| 2026-10-16 | 288 | 0 | 2,388 | 12.1% |
| 2026-10-15 | 2,540 | 0 | 5,710 | 44.5% |
| 2026-10-14 | 935 | 0 | 3,921 | 23.8% |
| 2026-10-13 | 28 | 0 | 1,770 | 1.6% |
| 2026-10-12 | 260 | 1 | 1,483 | 17.5% |
| 2026-10-09 | 2,849 | 0 | 5,261 | 54.2% |
| 2026-10-08 | 201 | 11 | 6,558 | 3.1% |
| 2026-10-07 | 103 | 0 | 175 | 59.0% |
| 2026-10-06 | 56 | 0 | 2,674 | 2.1% |
| 2026-10-05 | 3,187 | 0 | 7,692 | 41.4% |
| 2026-10-02 | 4,185 | 0 | 14,201 | 29.5% |
| 2026-10-01 | 507 | 0 | 984 | 51.5% |
| 2026-09-30 | 6,821 | 0 | 9,314 | 73.2% |
| 2026-09-29 | 714 | 0 | 3,374 | 21.2% |
| 2026-09-28 | 1,690 | 1,118 | 5,239 | 32.3% |
| 2026-09-25 | 1,168 | 0 | 7,527 | 15.5% |
| 2026-09-24 | 1,898 | 0 | 2,694 | 70.5% |
| 2026-09-23 | 4,104 | 0 | 9,278 | 44.2% |
| 2026-09-22 | 1,213 | 0 | 1,590 | 76.3% |
| 2026-09-21 | 4,464 | 5 | 6,227 | 71.7% |
| 2026-09-18 | 1,508 | 4 | 1,813 | 83.2% |
| 2026-09-17 | 591 | 0 | 3,761 | 15.7% |
| 2026-09-16 | 1,427 | 0 | 1,808 | 78.9% |
| 2026-09-15 | 7,732 | 0 | 18,016 | 42.9% |
| 2026-09-14 | 10,365 | 930 | 19,204 | 54.0% |
| 2026-09-11 | 1,918 | 0 | 16,453 | 11.7% |
| 2026-09-10 | 44,380 | 9,165 | 58,886 | 75.4% |
| 2026-09-09 | 704 | 0 | 1,152 | 61.1% |
| 2026-09-08 | 43,192 | 30,843 | 53,792 | 80.3% |
| 2026-09-04 | 3,044 | 0 | 8,468 | 35.9% |
| 2026-09-03 | 2,823 | 0 | 3,880 | 72.8% |
| 2026-09-02 | 2,107 | 0 | 4,310 | 48.9% |
| 2026-09-01 | 7,209 | 0 | 9,088 | 79.3% |
| 2026-08-31 | 161 | 0 | 5,199 | 3.1% |
| 2026-08-28 | 3,769 | 0 | 18,206 | 20.7% |
| 2026-08-27 | 19,286 | 11,600 | 23,015 | 83.8% |
| 2026-08-26 | 740 | 0 | 2,368 | 31.2% |
| 2026-08-25 | 4,940 | 0 | 9,374 | 52.7% |
| 2026-08-24 | 5,106 | 0 | 8,004 | 63.8% |
| 2026-08-21 | 1,379 | 0 | 8,062 | 17.1% |
| 2026-08-20 | 7,223 | 0 | 9,350 | 77.3% |
| 2026-08-19 | 416 | 98 | 9,047 | 4.6% |
| 2026-08-18 | 2,820 | 0 | 4,132 | 68.2% |
Showing 1–50 of 65 days
Key facts
CIK
1534969
CUSIP
81749D107
13F (30d)
11 filings
11 filers
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