PTCT Short Interest
PTC Therapeutics, Inc.
1W: -1.3%
1M: -5.8%
3M: -16.6%
YTD: -19.1%
1Y: -6.5%
3Y: +167.5%
5Y: +71.2%
$62.09
+1.02 (+1.67%)
Weekly Expected Move ±5.7%
$54
$57
$61
$64
$68
Credit Risk of going bust: lower than 68% of companies Debt: 11.8% of company value Bonds: $48.8M held by 18 funds → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.66 (down 99%), PTC Therapeutics, Inc. would be worth roughly what it owes.
Total debt $696.5M against a stock market value of $5.18B.
Distance to default 7.32 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $323.2M (short-term plus half of long-term), stock volatility 40.6%; Altman Z'' 1.03. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
If the stock fell to about $0.66 (down 99%), PTC Therapeutics, Inc. would be worth roughly what it owes.
Total debt $696.5M against a stock market value of $5.18B.
Distance to default 7.32 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $323.2M (short-term plus half of long-term), stock volatility 40.6%; Altman Z'' 1.03. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
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Short Volume Summary
2026-10-2646.3%
Short Ratio
of total volume
48.2%
20-Day Avg
51.9%
50-Day Avg
▲ Rising
5-Day Trend
0.1M
Short Volume
0.3M
Total Volume
Daily Short Volume Ratio
Short Volume vs Total Volume
Exchange Breakdown
2026-10-26| Exchange | Short Volume | Total Volume | Short % |
|---|---|---|---|
| NASDAQ | 137,615 | 293,514 | 46.9% |
| NYSE | 2,970 | 9,648 | 30.8% |
| BATS | 334 | 1,489 | 22.4% |