LONA · smart money activity

Who's buying LeonaBio, Inc.?

Perceptive Advisors LLC (+3): amended Schedule 13D: 20.0% stake.

Smart money score14#336 of 372 stocks

Latest filingOct 26, 2026

Independent buyers1

Signal sources13D

Signals against0

LONA insider buying, 13F and 13D filings

Oct 26, 202613D stake (no activist plan)

Perceptive Advisors LLC (+3): Amended Schedule 13D: 20.0% stake

View the filing on SEC EDGAR ↗

Signals come from SEC filings: Form 4 (insiders, filed within 2 business days), 13F (fund holdings, up to 45 days after quarter end) and Schedule 13D (5%+ activist stakes). This page reports what the filings show; it is not investment advice.