NELSON SONJA

PrivateCIK: 1674905
Location

FT. LAUDERDALE, FL

Senior insider sale

Chief Financial Officer at AMBRX BIOPHARMA, INC. — senior position signals high conviction

$125.5K

12.78K shares

What this filing means

NELSON SONJA plans to sell 12.78K shares of AMBRX BIOPHARMA, INC. valued at approximately $125.5K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderNELSON SONJACIK 1674905
IssuerAMBRX BIOPHARMA, INC.CIK 1990550
Officer· Chief Financial Officer
Since Oct 2023
12.78K
Shares to sell
$125.5K
Approx. market value
12.78K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

RESTRICTED STOCK UNIT COMMON STOCK

COMPENSATORY PAYMENT

10/27/2023
12.78K
Total acquired12.78K
Planned & Completed Dispositions1
Sort
NASDAQPlanned

Units to sell

12.78K

Market value

$125.5K

10/27/2023
Total

Units

12.78K

Value

$125.5K

NELSON SONJA — Planned Insider Sale (Form 144) | Finecho