LeonaBio LONA Insider Ownership

NASDAQ LONA
$3.51 +0.64 (+22.30%)
At close: Sep 29, 2026 · 4:00 PM EDT

Insider Holdings by Owner

511.11K Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
4.43%
■0% pp QoQ
Shares Held by Insiders
1.05Mn
filed for Sep 2026
■0.00% QoQ
Shares Outstanding
23.73Mn
23,726,211 shares
Direct Holdings
181.35K
Indirect: 870.05K
Net Shares Traded (QoQ)
0
no net change in Sep 2026
Insiders Holding Shares
13
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Quarter ending 30 Sep, 2026

As of September 29, 2026, the three largest insider holders of LONA are Advisors Llc Perceptive (Director, 540.30K shares), Advisors Llc Perceptive (Director, 329.76K shares), Mark James Litton (President And Ceo, 57.93K shares).

Form 4 Holdings

Insiders Holding LONA

Insiders 13
Shares held 511.11K
Of outstanding 2.15%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Advisors Llc Perceptive Director, TenPercentOwner 0 329,756 329,756 64.5% 23 Dec, 2025
2 Mark James Litton President And Ceo 57,926 0 57,926 11.3% 05 Mar, 2026
3 Kevin Church Chief Scientific Officer 25,178 0 25,178 4.9% 05 Mar, 2026
4 Mark Worthington General Counsel And Cco 18,376 0 18,376 3.6% 05 Mar, 2026
5 Glenna Mileson Chief Financial Officer 15,993 0 15,993 3.1% 30 Dec, 2022
6 Martin Javier San Chief Medical Officer 15,887 0 15,887 3.1% 05 Mar, 2026
7 Robert Renninger Chief Financial Officer 15,851 0 15,851 3.1% 05 Mar, 2026
8 Andrew Gengos Cfo And Chief Business Officer 9,753 0 9,753 1.9% 05 Sep, 2024
9 Hans Moebius Chief Medical Officer 9,148 0 9,148 1.8% 08 Jan, 2024
10 Kelly A Romano Director 8,072 0 8,072 1.6% 25 Jun, 2024
11 Grant Pickering Director 2,578 0 2,578 0.5% 31 Mar, 2023
12 Rachel Lenington Coo And Cdo 2,087 0 2,087 0.4% 05 Sep, 2024
13 James A Johnson Director 500 0 500 0.1% 30 Mar, 2023

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

344 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
23 Jun, 2026 Advisors Llc Perceptive Director, TenPercentOwner Acquired A 28,000 $0.00 $0 28,000 Indirect
23 Jun, 2026 Natalie C. Holles Director Acquired A 2,333 $0.00 $0 2,333 Direct
23 Jun, 2026 Joseph Edelman Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Grant Pickering Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Michael A. Panzara Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Barbara Kosacz Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Kelly A Romano Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Fred Callori Director Acquired A 2,333 $0.00 $0 2,333 Direct
23 Jun, 2026 James A Johnson Director Acquired A 28,000 $0.00 $0 28,000 Direct
23 Jun, 2026 Peter B. Silverman Director Acquired A 2,333 $0.00 $0 2,333 Direct
05 May, 2026 Fred Callori Director Acquired A 56,000 $0.00 $0 56,000 Direct
05 May, 2026 Peter B. Silverman Director Acquired A 56,000 $0.00 $0 56,000 Direct
05 May, 2026 Natalie C. Holles Director Acquired A 56,000 $0.00 $0 56,000 Direct
09 Apr, 2026 James A Johnson Director Acquired A 28,000 $0.00 $0 28,000 Direct
09 Apr, 2026 Kelly A Romano Director Acquired A 28,000 $0.00 $0 28,000 Direct
09 Apr, 2026 Michael A. Panzara Director Acquired A 28,000 $0.00 $0 28,000 Direct
09 Apr, 2026 Grant Pickering Director Acquired A 28,000 $0.00 $0 28,000 Direct
09 Apr, 2026 Joseph Edelman Director Acquired A 28,000 $0.00 $0 28,000 Direct
09 Apr, 2026 Mark James Litton President And Ceo Acquired A 750,000 $0.00 $0 750,000 Direct
09 Apr, 2026 John M Jr Fluke Director Acquired A 28,000 $0.00 $0 28,000 Direct