Form4insider filings, from the source

Company · CIK 0002056611 · SIC 2834 — Pharmaceutical Preparations

Latigo Biotherapeutics, Inc. · LTGO

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $5.0M · 2sales $0 · 0net $5.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 9Aug 9Aug 9Aug 10Aug 10Aug 10Aug 11

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 10, 2026 CForm 4 →Aug 12, 4:13 pm EDT5AM Ventures VI, L.P. +510% Owner7,325,962——2,350,419—
Aug 10, 2026 CForm 4 →Aug 12, 8:18 am EDTSanofi10% Owner672,778——672,788—
Aug 10, 2026 CForm 4 →Aug 11, 6:00 am EDTWestlake BioPartners Fund I, L.P. +510% Owner12,695,305——2,094,813—
Aug 10, 2026 PForm 4 →Aug 10, 8:21 pm EDTForesite Capital Management V, LLC +510% Owner140,000$18.00$2,520,0002,008,024+7.49%
Aug 10, 2026 CForm 4 →Aug 10, 8:21 pm EDTForesite Capital Management V, LLC +510% Owner9,041,328——3,414,544—
Aug 10, 2026 PForm 4 →Aug 10, 8:00 pm EDTJames B. TananbaumDirector, 10% Owner140,000$18.00$2,520,0002,008,024+7.49%
Aug 10, 2026 CForm 4 →Aug 10, 8:00 pm EDTJames B. TananbaumDirector, 10% Owner9,041,328——3,414,544—
Aug 10, 2026 CForm 4 →Aug 10, 8:00 pm EDTBeth C SeidenbergDirector, 10% Owner12,695,305——2,094,813—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 10, 2026 CForm 4 →Aug 12, 4:13 pm EDT5AM Ventures VI, L.P. +510% Owner7,325,962——0—
Aug 10, 2026 CForm 4 →Aug 12, 8:18 am EDTSanofi10% Owner672,778——0—
Aug 10, 2026 CForm 4 →Aug 11, 6:00 am EDTWestlake BioPartners Fund I, L.P. +510% Owner12,695,305——0—
Aug 10, 2026 CForm 4 →Aug 10, 8:21 pm EDTForesite Capital Management V, LLC +510% Owner9,041,328——0—
Aug 10, 2026 CForm 4 →Aug 10, 8:00 pm EDTJames B. TananbaumDirector, 10% Owner9,041,328——0—
Aug 10, 2026 CForm 4 →Aug 10, 8:00 pm EDTBeth C SeidenbergDirector, 10% Owner12,695,305——0—
Aug 6, 2026 AForm 4 →Aug 10, 8:00 pm EDTTodd N SmithDirector105,542——105,542—