PTCT

PTC THERAPEUTICS, INC.

Company with tickers: PTCT

CIK
1070081
CUSIP
69366J200
Shares Outstanding
82,774,730

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-13 8,847,565 9,616,593 -769,028 6.96
2026-02-27 9,616,593 9,591,953 +24,640 8.13
2026-02-13 9,591,953 10,081,569 -489,616 8.99
2026-01-30 10,081,569 10,290,419 -208,850 9.35
2026-01-15 10,290,419 10,709,685 -419,266 6.24
2025-12-31 10,709,685 11,442,932 -733,247 10.03
2025-12-15 11,442,932 12,859,294 -1,416,362 7.54
2025-11-28 12,859,294 9,418,915 +3,440,379 4.10
2025-11-14 9,418,915 8,337,064 +1,081,851 6.34
2025-10-31 8,337,064 7,816,416 +520,648 9.96
2025-10-15 7,816,416 7,136,920 +679,496 6.39
2025-09-30 7,136,920 7,292,929 -156,009 5.81
2025-09-15 7,292,929 6,643,065 +649,864 4.82
2025-08-29 6,643,065 6,496,742 +146,323 5.62
2025-08-15 6,496,742 6,016,226 +480,516 5.06
2025-07-31 6,016,226 5,772,442 +243,784 5.04
2025-07-15 5,772,442 5,996,119 -223,677 5.52
2025-06-30 5,996,119 5,072,028 +924,091 4.70
2025-06-13 5,072,028 4,751,620 +320,408 5.29
2025-05-30 4,751,620 5,165,514 -413,894 5.30
2025-05-15 5,165,514 5,006,670 +158,844 2.40
2025-04-30 5,006,670 5,479,034 -472,364 5.79
2025-04-15 5,479,034 5,418,328 +60,706 3.77
2025-03-31 5,418,328 4,302,958 +1,115,370 6.43