Select Equity Group, L.P.

SEC CIK: 0001592643
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

ADTN holding history

ADTRAN Holdings, Inc. in every 13F filed by Select Equity Group, L.P., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ADTN overview All 13F holders of ADTN Full Q2 2026 holdings

Shares (Q4 2023): 0; Sold out in Q4 2023
Value: $0
% of portfolio: 0.0%
Quarters held: 1; Since Q3 2023

Holdings of ADTN by Select Equity Group, L.P., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q4 2023	0	$0	0.0%	−295,868−100.0%	Sold out	Holders
Q3 2023	295,868	$2.43M	<0.1%	+295,868	New	Holders