CPST short interest
Calamos S&P 500 Structured Alt · Unclassified (ETFs, funds, other) · settlement date 2026-09-30
| Shares short | 11,693 |
|---|---|
| Change vs prior report | 7,792 (+199.7%) |
| Change over six months | +245.8% |
| Days to cover | 1.71 (sector: 0.98) |
| Average daily volume | 6,827 |
| Rank in Unclassified (ETFs, funds, other) | not ranked (OTC, fund or thinly traded) |
CPST short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 11,693 | +199.7% | 1.71 | 6,827 |
| 2026-09-15 | 3,901 | -66.8% | 1.00 | 22,520 |
| 2026-08-31 | 11,751 | +178.2% | 7.60 | 1,546 |
| 2026-08-14 | 4,224 | +74.9% | 1.83 | 2,312 |
| 2026-07-31 | 2,415 | -17.1% | 1.03 | 2,343 |
| 2026-07-15 | 2,912 | +27.7% | 6.17 | 472 |
| 2026-06-30 | 2,281 | -50.0% | 1.69 | 1,351 |
| 2026-06-15 | 4,562 | +90.4% | 3.00 | 1,520 |
| 2026-05-29 | 2,396 | -1.9% | 2.51 | 955 |
| 2026-05-15 | 2,442 | -30.9% | 1.00 | 3,358 |
| 2026-04-30 | 3,536 | +4.5% | 4.28 | 827 |
| 2026-04-15 | 3,384 | +0.1% | 4.56 | 742 |
| 2026-03-31 | 3,381 | -3.7% | 4.38 | 772 |
| 2026-03-13 | 3,510 | -32.0% | 1.00 | 3,842 |
| 2026-02-27 | 5,165 | -10.0% | 2.45 | 2,107 |
| 2026-02-13 | 5,740 | +1964.8% | 1.49 | 3,859 |
| 2026-01-30 | 278 | -90.4% | 1.00 | 2,245 |
| 2026-01-15 | 2,898 | -54.8% | 2.15 | 1,345 |
| 2025-12-31 | 6,414 | -20.8% | 4.96 | 1,293 |
| 2025-12-15 | 8,099 | +13.8% | 3.75 | 2,157 |
| 2025-11-28 | 7,116 | -7.7% | 3.15 | 2,262 |
| 2025-11-14 | 7,709 | -15.9% | 3.91 | 1,973 |
| 2025-10-31 | 9,172 | -36.1% | 3.63 | 2,530 |
| 2025-10-15 | 14,356 | +11.1% | 5.62 | 2,556 |
| 2025-09-30 | 12,927 | -3.3% | 2.29 | 5,641 |
import finzdata as yf
yf.Ticker("CPST").short_interest # every report since 2017
yf.Client().short_interest(["CPST"], start="2018-01-01")Unclassified (ETFs, funds, other) short interest · CPST price history · Who owns CPST · All short interest