Institutional Ownership
Fastly Inc
CUSIP 31188V100CL AFSLYQ1 2026
Shares Short
25.53M
As of Jul 15, 2026
Days to Cover
6.36
Short shares ÷ avg daily volume
Change vs Prior
+0.7%
vs previous settlement
Avg Daily Volume
4.02M
FINRA reported ADV
Short Interest History
17 settlements on record · FINRA consolidated
Higher short interest is bearish: increases show red, decreases green.
| Settlement | Shares Short | Prior | Change | Avg Daily Vol | Days to Cover |
|---|---|---|---|---|---|
| Jul 15, 2026 | 25.53M | 25.35M | +0.7% | 4.02M | 6.36 |
| Jun 30, 2026 | 25.35M | 18.67M | +35.8% | 5.75M | 4.41 |
| Jun 15, 2026 | 18.67M | 19.67M | -5.1% | 7.84M | 2.38 |
| May 29, 2026 | 19.67M | 21.26M | -7.5% | 6.07M | 3.24 |
| May 15, 2026 | 21.26M | 18.94M | +12.2% | 14.40M | 1.48 |
| Apr 30, 2026 | 18.94M | 19.61M | -3.4% | 8.35M | 2.27 |
| Apr 15, 2026 | 19.61M | 18.35M | +6.8% | 17.04M | 1.15 |
| Mar 31, 2026 | 18.35M | 17.84M | +2.9% | 12.57M | 1.46 |
| Mar 13, 2026 | 17.84M | 16.04M | +11.2% | 12.89M | 1.38 |
| Feb 27, 2026 | 16.04M | 17.09M | -6.1% | 14.70M | 1.09 |
| Feb 13, 2026 | 17.09M | 13.90M | +22.9% | 21.16M | 1.00 |
| Jan 30, 2026 | 13.90M | 14.55M | -4.5% | 3.59M | 3.87 |