LONA
LeonaBio, Inc.
NASDAQ · Healthcare · Biotechnology · US
$4.57
−4.30%2
Insider buys (3m)
0
Insider sells (3m)
$9.9B
Net value (3m)
-39.8%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 28, 2026 | Portman David J. · 10 percent owner | Purchase | 5,502,402 | $0.00 |
| Oct 28, 2026 | Portman David J. · 10 percent owner | Purchase | 3,149,470 | $3.1K |
| Oct 26, 2026 | PERCEPTIVE ADVISORS LLC · director, 10 percent owner: | M-Exempt | 776,648 | $0.00 |
| Jul 10, 2026 | PERCEPTIVE ADVISORS LLC · director, 10 percent owner: | A-Award | 28,000 | $9.54 |
| Jul 9, 2026 | PERCEPTIVE ADVISORS LLC · director, 10 percent owner: | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | Silverman Peter B. · director | A-Award | 2,333 | $8.35 |
| Jun 24, 2026 | Panzara Michael A. · director | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | Kosacz Barbara · director | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | EDELMAN JOSEPH · director | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | Romano Kelly A · director | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | Callori Fred · director | A-Award | 2,333 | $8.35 |
| Jun 24, 2026 | Holles Natalie C. · director | A-Award | 2,333 | $8.35 |
| Jun 24, 2026 | PICKERING GRANT · director | A-Award | 28,000 | $8.35 |
| Jun 24, 2026 | JOHNSON JAMES A · director | A-Award | 28,000 | $8.35 |
| May 7, 2026 | Holles Natalie C. · director | A-Award | 56,000 | $9.63 |
| May 7, 2026 | Callori Fred · director | A-Award | 56,000 | $9.63 |
| May 7, 2026 | Silverman Peter B. · director | A-Award | 56,000 | $9.63 |
| Apr 13, 2026 | Worthington Mark · officer: GENERAL COUNSEL and CCO | A-Award | 300,000 | $9.54 |
| Apr 13, 2026 | Panzara Michael A. · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | CHURCH KEVIN · officer: CHIEF SCIENTIFIC OFFICER | A-Award | 300,000 | $9.54 |
| Apr 13, 2026 | Kosacz Barbara · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | PICKERING GRANT · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | Romano Kelly A · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | JOHNSON JAMES A · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | EDELMAN JOSEPH · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | San Martin Javier · officer: CHIEF MEDICAL OFFICER | A-Award | 350,000 | $9.54 |
| Apr 13, 2026 | FLUKE JOHN M JR · director | A-Award | 28,000 | $9.54 |
| Apr 13, 2026 | Renninger Robert · officer: CHIEF FINANCIAL OFFICER | A-Award | 300,000 | $9.54 |
| Apr 13, 2026 | Litton Mark James · director, officer: PRESIDENT and CEO | A-Award | 750,000 | $9.54 |
| Mar 5, 2026 | Litton Mark James · director, officer: PRESIDENT and CEO | M-Exempt | 22,254 | $0.00 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 28, 2026