FilingIndex
11-KThe Record

ADTRAN Holdings, Inc. files 11-K

Filed Jun 29, 2020 · 6y ago · Accession 0001564590-20-031012

Plain English

11-K filed with the SEC.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
ADTN
CIK
926282
Form type
11-K
Filing date
Jun 29, 2020
Report date
Dec 31, 2019
Document
adtn-11k_20191231.htm
Size
597 KB