PEN

Penumbra Inc

Company with tickers: PEN

CIK
1321732
CUSIP
70975L107
Shares Outstanding
39,243,053

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-13 2,061,336 1,866,429 +194,907 3.11
2026-02-27 1,866,429 1,863,136 +3,293 3.00
2026-02-13 1,863,136 1,601,731 +261,405 1.91
2026-01-30 1,601,731 1,722,051 -120,320 1.00
2026-01-15 1,722,051 1,709,674 +12,377 1.07
2025-12-31 1,709,674 1,607,603 +102,071 4.32
2025-12-15 1,607,603 1,514,769 +92,834 3.16
2025-11-28 1,514,769 1,687,371 -172,602 3.05
2025-11-14 1,687,371 1,819,291 -131,920 2.95
2025-10-31 1,819,291 1,733,518 +85,773 4.61
2025-10-15 1,733,518 1,612,966 +120,552 5.32
2025-09-30 1,612,966 1,978,313 -365,347 3.85
2025-09-15 1,978,313 1,789,005 +189,308 4.11
2025-08-29 1,789,005 1,631,808 +157,197 3.84
2025-08-15 1,631,808 1,515,865 +115,943 4.07
2025-07-31 1,515,865 1,830,104 -314,239 2.55
2025-07-15 1,830,104 1,896,883 -66,779 4.64
2025-06-30 1,896,883 1,521,978 +374,905 4.08
2025-06-13 1,521,978 1,293,518 +228,460 3.43
2025-05-30 1,293,518 1,510,993 -217,475 2.89
2025-05-15 1,510,993 1,540,416 -29,423 2.28
2025-04-30 1,540,416 1,570,778 -30,362 2.34
2025-04-15 1,570,778 1,485,054 +85,724 3.35
2025-03-31 1,485,054 1,224,870 +260,184 3.49