Donald Michael Westermann

EBC

Donald Michael Westermann serves as Chief Information Officer at Eastern Bankshares, Inc. (EBC). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

4 trades

$914.0K

Net Position

Net Seller

$914.0K

Companies Traded

EBC

Active Period

Mar 2023 – Jan 2026

4 total trades

Most Recent

Sell EBC

Jan 28, 2026 · $427.5K

Donald Michael Westermann's Insider Trading at Eastern Bankshares, Inc. (EBC)

Buys

0 · $0.00

Sells

4 · $914.0K

Total Shares Bought

Total Shares Sold

50,027

EBC Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value
Jan 28, 2026	Sell	21,256	$20.11	$427.5K
Mar 3, 2025	Sell	22,301	$17.73	$395.4K
Mar 1, 2024	Sell	3,557	$12.81	$45.6K
Mar 1, 2023	Sell	2,913	$15.63	$45.5K

Related Insiders

R David Rosato

officer: Chief Financial Officer

EBCBuy · Mar 9, 2026

David Andrew Ahlquist

SVP, Chief Accounting Officer

EBCSell · Feb 5, 2026

Luis Borgen

Director

EBCSell · Dec 8, 2025

CASEY JOSEPH F

Director

EBCSell · Nov 26, 2025

Robert Francis Rivers

Executive Chair

EBCBuy · Oct 28, 2025

SHEAHAN DENIS K

Chief Executive Officer

EBCSell · Sep 3, 2025

Miller Quincy Lee

President

EBCBuy · Aug 27, 2025

Kathleen Cloherty Henry

Executive VP, General Counsel

EBCBuy · Aug 27, 2025

Explore More Insider Trading Data

EBC Insider Trading Activity

View all insider trades at Eastern Bankshares, Inc.

Financial Services Sector Insider Trades

See insider activity across financial services stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity