SEC Insider Transactions from Walker Kathryn A.

Last updated: 2026-03-14 11:43 UTC | Total transactions: 14

Walker Kathryn A has filed 14 insider transactions across 1 company since December 2022.

Most recent transaction: a grant/award of 13809 shares of ADTRAN Holdings, Inc. ($ADTN) on December 31, 2025.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Dec. 31, 2025 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found A Common Stock 13809 $0.00 98,663.0000 80,115,995 16.27% 0.02%
Dec. 31, 2024 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found A Common Stock 14406 $0.00 84,854.0000 0 20.45% 0.00%
Dec. 31, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found D Common Stock 0 $7.34 54,099.0000 0 0.00% 0.00%
Dec. 31, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found A Common Stock 16349 $0.00 70,448.0000 0 30.22% 0.00%
Dec. 31, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found M Dividend Equivalent Rights 168 $0.00 0.0000 0 100.00% 0.00%
Dec. 31, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Not found M Common Stock 168 $0.00 54,099.4240 0 0.31% 0.00%
Sept. 5, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director A Dividend Equivalent Rights 69 $8.37 168.4240 0 69.44% 0.00%
June 6, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director A Dividend Equivalent Rights 63 $9.14 99.4030 0 174.62% 0.00%
March 21, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director A Dividend Equivalent Rights 36 $15.96 36.1970 0 9999.99% 0.00%
Jan. 24, 2023 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director A Common Stock 1629 $0.00 53,931.0000 0 3.11% 0.00%
Dec. 31, 2022 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director M Common Stock 69 $0.00 47,512.4740 0 0.15% 0.00%
Dec. 31, 2022 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director D Common Stock 0 $18.79 47,512.0000 0 0.00% 0.00%
Dec. 31, 2022 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director A Common Stock 4790 $0.00 52,302.0000 0 10.08% 0.00%
Dec. 31, 2022 ADTRAN Holdings, Inc. $ADTN Walker Kathryn A Director M Dividend Equivalent Rights 69 $0.00 0.0000 0 100.00% 0.00%