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LeonaBio, Inc.

LONA
Healthcare|Biotechnology|US
$4.42
+0.07 (+1.73%)
DCF Value
$15.07
Tangible Book / Share
$7.86
Cash / Share
$11.94
Next Earnings Report
Mar 25, 2027
EPS est. -$0.60
Financing Filings (last 12 months)
6
Shelf registrations / offering prospectuses — latest Apr 2, 2026 (424B3). Possible dilution.

Upcoming Data Readouts (1)

Apr 2027
Est. completion
P3Metastatic Breast Cancer
Evaluation of Lasofoxifene Combined With Abemaciclib Compared With Fulvestrant Combined With Abemaciclib in Locally Advanced or Metastatic ER+/HER2- Breast Cancer With an ESR1 Mutation
NCT05696626n=600

Recent Press Releases

LeonaBio to Participate in Cantor Global Healthcare Conference 2026
Sep 3, 2026 · GlobeNewsWire
LeonaBio Reports Second Quarter 2026 Financial Results and Provides Business Update
Aug 14, 2026 · GlobeNewsWire
LeonaBio to Highlight Lasofoxifene in ER-positive (ER+), HER2-negative, ESR1-mutated Metastatic Breast Cancer at DAVA Oncology's 4th Summit on Breast Cancer
Aug 12, 2026 · GlobeNewsWire

SEC Filings (68)

Last two years from EDGAR. Insider Form 4s are on the Ownership tab.

FiledFormWhat it isLinks
Nov 4, 2026SC 13GPassive 5%+ stakeDocumentIndex
Oct 28, 2026SC 13D/AActivist / 5%+ stakeDocumentIndex
Oct 26, 2026SC 13D/AActivist / 5%+ stakeDocumentIndex
Sep 22, 20268-KMaterial eventDocumentIndex
Aug 31, 2026SC 13DActivist / 5%+ stakeDocumentIndex
Aug 26, 20268-KMaterial eventDocumentIndex
Aug 25, 2026SC 13D/AActivist / 5%+ stakeDocumentIndex
Aug 20, 2026SC 13G/APassive 5%+ stakeDocumentIndex
Aug 14, 202610-QQuarterly reportDocumentIndex
Aug 14, 20268-KMaterial eventDocumentIndex
Jun 23, 20268-KMaterial eventDocumentIndex
May 15, 2026SC 13GPassive 5%+ stakeDocumentIndex
May 11, 2026ARSAnnual report to holdersDocumentIndex
May 11, 2026DEFA14AProxy / shareholder voteDocumentIndex
May 11, 2026DEF 14AProxy / shareholder voteDocumentIndex
May 7, 2026SC 13D/AActivist / 5%+ stakeDocumentIndex
May 7, 202610-QQuarterly reportDocumentIndex
May 7, 20268-KMaterial eventDocumentIndex
Apr 2, 2026424B3Offering prospectusDocumentIndex
Apr 2, 2026424B3Offering prospectusDocumentIndex
Apr 1, 2026EFFECTDocumentIndex
Apr 1, 2026EFFECTDocumentIndex
Apr 1, 2026S-8Employee stock planDocumentIndex
Apr 1, 2026S-8Employee stock planDocumentIndex
Mar 31, 2026S-1/AIPO / offering registrationDocumentIndex
Mar 31, 2026S-1/AIPO / offering registrationDocumentIndex
Mar 31, 202610-KAnnual reportDocumentIndex
Mar 31, 20268-K/AMaterial eventDocumentIndex
Mar 26, 20268-KMaterial eventDocumentIndex
Mar 19, 20268-KMaterial eventDocumentIndex
Mar 10, 2026DEFR14ADocumentIndex
Feb 23, 2026DEF 14AProxy / shareholder voteDocumentIndex
Feb 6, 2026SC 13G/APassive 5%+ stakeDocumentIndex
Feb 4, 2026PRE 14AProxy / shareholder voteDocumentIndex
Jan 20, 2026S-3Shelf registrationDocumentIndex
Jan 20, 2026S-3Shelf registrationDocumentIndex
Jan 16, 2026SC 13D/AActivist / 5%+ stakeDocumentIndex
Jan 9, 20268-KMaterial eventDocumentIndex
Jan 8, 2026SC 13G/APassive 5%+ stakeDocumentIndex
Dec 23, 2025SC 13D/AActivist / 5%+ stakeDocumentIndex