FilingIndex
10-KThe Record

ADTRAN Holdings, Inc. files 10-K

Filed Feb 23, 2018 · 8y ago · Accession 0001564590-18-003019

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
ADTN
CIK
926282
Form type
10-K
Filing date
Feb 23, 2018
Report date
Dec 31, 2017
Document
adtn-10k_20171231.htm
Size
22.0 MB