LongIAOct 2026
Innovative Aerosystems
Deep Sail believes Innovative Aerosystems is transforming from a small avionics supplier into a diversified, high-margin aerospace systems platform. It buys neglected product…
Deep Sail Capital Partners LP
Fundamental long/short investing focused on underfollowed small- and mid-cap growth businesses, with a multi-year holding period.2 published ideas
Deep Sail Capital Partners LP is a long/short fund advised by Deep Sail Capital LLC and managed by Sean Westropp. The strategy favors neglected small and microcap growth companies with durable competitive positions and long holding periods, while using shorts against low-quality and richly valued businesses. The manager reported 21 longs and 26 shorts at the end of Q3 2026.
Ideas from Deep Sail Capital Partners LP
LongSNWVOct 2026
Sanuwave Health, Inc.
Deep Sail's Sanuwave holding sold off after the U.S. Centers for Medicare and Medicaid Services proposed reducing reimbursement for UltraMist, its main product. The manager…
Letters covered
- Deep Sail Capital Investor Letter — 3Q 2026October 16, 2026
Source PDFs are not republished here; only extracted ideas and quotes.