PRLB
Proto Labs Inc
$77.36
+0.20 (+0.26%)
At close · Jul 16
Market Cap
$1.86B
Shares
23,794,045
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Squeeze Score
53/100
Short interest 2.9% of shares — P58
Days to cover 2.2 — P48
Price vs VWAP +4.3% — P70
Short-volume trend +0.7% — P54
Short interest change -2.9% — P37
Worst FTD 0.01% of shares — P43
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-06-30 | 679,916 | 700,174 | -20,258 | 2.21 |
| 2026-06-15 | 700,174 | 644,067 | +56,107 | 3.33 |
| 2026-05-29 | 644,067 | 643,691 | +376 | 3.34 |
| 2026-05-15 | 643,691 | 612,973 | +30,718 | 2.88 |
| 2026-04-30 | 612,973 | 647,664 | -34,691 | 4.49 |
| 2026-04-15 | 647,664 | 630,613 | +17,051 | 4.46 |
| 2026-03-31 | 630,613 | 586,703 | +43,910 | 3.82 |
| 2026-03-13 | 586,703 | 540,900 | +45,803 | 3.44 |
| 2026-02-27 | 540,900 | 535,467 | +5,433 | 3.10 |
| 2026-02-13 | 535,467 | 515,791 | +19,676 | 1.76 |
| 2026-01-30 | 515,791 | 456,341 | +59,450 | 2.95 |
| 2026-01-15 | 456,341 | 461,538 | -5,197 | 3.47 |
| 2025-12-31 | 461,538 | 542,670 | -81,132 | 2.80 |
| 2025-12-15 | 542,670 | 601,534 | -58,864 | 4.65 |
| 2025-11-28 | 601,534 | 703,045 | -101,511 | 3.73 |
| 2025-11-14 | 703,045 | 609,446 | +93,599 | 2.79 |
| 2025-10-31 | 609,446 | 593,032 | +16,414 | 2.54 |
| 2025-10-15 | 593,032 | 631,522 | -38,490 | 3.40 |
| 2025-09-30 | 631,522 | 688,674 | -57,152 | 3.16 |
| 2025-09-15 | 688,674 | 680,732 | +7,942 | 4.83 |
| 2025-08-29 | 680,732 | 667,965 | +12,767 | 4.03 |
| 2025-08-15 | 667,965 | 637,698 | +30,267 | 3.09 |
| 2025-07-31 | 637,698 | 656,829 | -19,131 | 3.27 |
Showing 1–23 of 23 settlements
Key facts
CIK
1443669
CUSIP
743713109
13F (30d)
25 filings
19 filers
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