Arkolith/Insider Trading/ETNB/Form 4

Hayden Michael R

Director89bio, Inc. (ETNB) · full profile →Form 4 · filed Oct 30, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
13
3 non-derivative · 10 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Oct 30, 2025Tender(U)104K——0
Oct 30, 2025Tender(U)81K——0
Oct 30, 2025Tender(U)62K——0

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Oct 30, 2025Disposed to issuer(D)56K—$00
Oct 30, 2025Disposed to issuer(D)27K—$00
Oct 30, 2025Disposed to issuer(D)25K—$00
Oct 30, 2025Disposed to issuer(D)13K—$00
Oct 30, 2025Disposed to issuer(D)7K—$00
Oct 30, 2025Disposed to issuer(D)7K—$00
Oct 30, 2025Disposed to issuer(D)45K—$00
Oct 30, 2025Disposed to issuer(D)3K—$00
Oct 30, 2025Disposed to issuer(D)23K—$00
Oct 30, 2025Disposed to issuer(D)28K—$00

Transaction Codes

U
See SEC Form 4 code table
D
Disposition to the issuer

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-25-259064) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML