SEC Insider Transactions from Westermann Donald Michael.

Last updated: 2026-03-14 11:56 UTC | Total transactions: 29

Westermann Donald Michael, Chief Information Officer at Eastern Bankshares, Inc. ($EBC), made one open market sale of common shares in the last 365 days, totaling about $427 thousand. His most recent sale occurred on January 28, 2026. This places him 6,806th among 11,678 insiders by sale value, below the average of $8.6 million per seller and 6.4 transactions. He reported no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 3, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Common Stock 2165 $0.00 61,536.0000 211,516,105 3.65% 0.00%
March 3, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 2165 $0.00 52,014.0000 211,516,105 4.00% 0.00%
March 3, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 961 $19.45 60,575.0000 211,516,105 1.56% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 2449 $19.56 59,371.0000 211,516,105 3.96% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Common Stock 5520 $0.00 61,820.0000 211,516,105 9.80% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Common Stock 14359 $0.00 62,822.0000 211,516,105 29.63% 0.01%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 6522 $19.56 56,300.0000 211,516,105 10.38% 0.00%
March 2, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Restricted Stock Units 7099 $0.00 41,796.0000 211,516,105 20.46% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 1977 $0.00 34,697.0000 211,516,105 5.39% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 9488 $0.00 44,185.0000 211,516,105 17.68% 0.00%
March 1, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 2894 $0.00 37,592.0000 211,516,105 7.15% 0.00%
Jan. 28, 2026 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer S Common Stock 21256 $20.11 47,573.0000 211,516,105 30.88% 0.01%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Common Stock 14359 $0.00 54,756.0000 213,909,472 35.54% 0.01%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 6369 $17.73 48,387.0000 213,909,472 11.63% 0.00%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Common Stock 35578 $0.00 83,965.0000 213,909,472 73.53% 0.02%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 15932 $17.73 68,033.0000 213,909,472 18.97% 0.01%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 9488 $0.00 18,976.0000 213,909,472 33.33% 0.00%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 1977 $0.00 1,977.0000 213,909,472 50.00% 0.00%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 2894 $0.00 5,789.0000 213,909,472 33.33% 0.00%
March 3, 2025 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Restricted Stock Units 34697 $0.00 34,697.0000 213,909,472 9999.99% 0.02%
March 1, 2024 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Common Stock 11463 $0.00 42,190.0000 176,426,993 37.31% 0.01%
March 1, 2024 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Restricted Stock Units 8683 $0.00 8,683.0000 176,426,993 9999.99% 0.00%
March 1, 2024 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 1976 $0.00 3,954.0000 176,426,993 33.32% 0.00%
March 1, 2024 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 9487 $0.00 28,464.0000 176,426,993 25.00% 0.01%
March 1, 2024 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 3557 $12.81 38,633.0000 176,426,993 8.43% 0.00%
March 1, 2023 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Restricted Stock Units 9487 $0.00 37,951.0000 176,172,073 20.00% 0.01%
March 1, 2023 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer F Common Stock 2913 $15.63 29,139.0000 176,172,073 9.09% 0.00%
March 1, 2023 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer M Common Stock 9487 $0.00 32,052.0000 176,172,073 42.04% 0.01%
March 1, 2023 Eastern Bankshares, Inc. $EBC Westermann Donald Michael Chief Information Officer A Restricted Stock Units 5930 $0.00 5,930.0000 176,172,073 9999.99% 0.00%