InsiderTrades

Form 4 for LONA LeonaBio, Inc.

Accepted 2026-03-05 00:00:00 ET · period of report 2026-03-03 · accession 0001794629-26-000004 · 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 2026-03-05 2026-03-03 LONA San Martin Javier Chief MEDICAL Off M - OptEx $0.00 +7,418 17.6K +73% $0
D 2026-03-05 2026-03-04 LONA San Martin Javier Chief MEDICAL Off S - Sale+OE $5.37 -1,720 15.9K -10% -$9,236
D 2026-03-05 2026-03-03 LONA San Martin Javier Chief MEDICAL Off M - OptEx $0.00 -7,418 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-03 M A 7,418 $0.00 17,607 D — —
2 Common Common Stock 2026-03-04 S D 1,720 $5.37 15,887 D — — (F2) 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 $5.03 to $5.70, 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.
3 Derivative Restricted Stock Units 2026-03-03 M D 7,418 $0.00 0 D — · — to — 7,418 Common Stock (F3) Each RSU represents a contingent right to receive one (1) share of Issuer's common stock. (F4) On March 3, 2025, the reporting person was granted 7,418 RSUs (as adjusted for the 10-for-1 reverse stock split completed on September 17, 2025). 100% of the RSUs vested on the one (1) year anniversary of the grant date.