Arkolith/Insider Trading/ADTN/Form 4

Glingener Christoph

Chief Technology OfficerADTRAN Holdings, Inc. (ADTN) · full profile →Form 4 · filed May 11, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.2M
Net Open-Market Flow
-$2.2M
Transactions
9
6 non-derivative · 3 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 8, 2026Option exercise(M)22K$12.17$271K69K
May 8, 2026Sell(S)22K$15.00$334K47K
May 7, 2026Option exercise(M)85K$12.17$1.0M132K
May 7, 2026Sell(S)85K$15.06$1.3M47K
May 7, 2026Option exercise(M)41K$7.01$289K88K
May 7, 2026Sell(S)41K$14.73$607K47K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 8, 2026Option exercise(M)22K—$00
May 7, 2026Option exercise(M)41K—$00
May 7, 2026Option exercise(M)85K—$022K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-216692) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML