Arkolith/Insider Trading/ETNB/Form 4

Shah Rajeev M.

Director, 10% Owner89bio, Inc. (ETNB) · full profile →Form 4 · filed Nov 3, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
10
2 non-derivative · 8 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Oct 30, 2025Disposed to issuer(D)19.6M——0
Oct 30, 2025Disposed to issuer(D)335K——0

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Oct 30, 2025Disposed to issuer(D)4.3M—$00
Oct 30, 2025Disposed to issuer(D)7K—$00
Oct 30, 2025Disposed to issuer(D)7K—$00
Oct 30, 2025Disposed to issuer(D)56K—$00
Oct 30, 2025Disposed to issuer(D)25K—$00
Oct 30, 2025Disposed to issuer(D)27K—$00
Oct 30, 2025Disposed to issuer(D)45K—$00
Oct 30, 2025Disposed to issuer(D)13K—$00

Transaction Codes

D
Disposition to the issuer

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001231919-25-000402) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML