Form 4 for LONA LeonaBio, Inc.
Accepted 2026-01-05 00:00:00 ET · period of report 2025-12-31 · accession 0001604834-26-000002 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-05 | 2026-01-02 | LONA | Litton Mark James | Pres, CEO, Dir | S - Sale+OE | $6.88 | -2,586 | 40.8K | -6% | -$17.8K |
| D | 2026-01-05 | 2025-12-31 | LONA | Litton Mark James | Pres, CEO, Dir | M - OptEx | $0.00 | +10.8K | 43.4K | +33% | $0 |
| D | 2026-01-05 | 2025-12-31 | LONA | Litton Mark James | Pres, CEO, Dir | M - OptEx | $0.00 | -10.8K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-01-02 | S | D | 2,586 | $6.88 | 40,828 | D | — | — | (F3) The "Amount" and "Price" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $6.60 to $7.56, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| 2 | Common | Common Stock | 2025-12-31 | M | A | 10,834 | $0.00 | 43,414 | D | — | — | (F1) The reported number of shares in this Form 4 has been adjusted to reflect the impact of the Issuer's 10-for-1 reverse stock split completed on September 17, 2025 (the "Reverse Stock Split"). |
| 3 | Derivative | Restricted Stock Units | 2025-12-31 | M | D | 10,834 | $0.00 | 0 | D | — · — to — | 10,834 Common Stock | (F7) RSUs convert into common stock on a one-for-one basis. (F8) Each RSU represents a contingent right to receive one (1) share of Issuer's common stock. (F9) On October 1, 2024, the reporting person was granted 32,500 RSUs. One-third (1/3rd) of the RSUs vest on each of December 31, 2024, June 30, 2025 and December 31, 2025, subject to the reporting person continuing to be a Service Provider (as defined in the Issuer's 2020 Equity Incentive Plan (the "Plan")) through the applicable vesting dates. |