AHLQUIST DAVID ANDREW (SVP, Chief Accounting Officer) exercised options at EASTERN BANKSHARES, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

AHLQUIST DAVID ANDREW

Filed: 3/3/2026ACC: 0001193125-26-088681

InsiderAHLQUIST DAVID ANDREWCIK 1825434

→

IssuerEASTERN BANKSHARES, INC.CIK 1810546

Officer· SVP, Chief Accounting Officer

Since Oct 2020

+3.27K

Net shares

Net buyer

$24.8K

Total sold

Open market trades

0B · 0S

Total transactions

8.19K acquired · 4.92K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+3.65K

Price / share

—

Trade value

—

% of position

38.4%

3/1/2026

9.52K→13.17K

Common Stock

Direct

F · Tax Withholding

−1.27K

Price / share

$19.56

Trade value

$24.76K

% of position

9.6%

3/1/2026

13.17K→11.90K

Total

Net shares

+2.39K

Net value

-$24.76K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/1/2026	M · Option Exercise	+3.65K	—	—	38.4%	9.52K	13.17K
Common Stock Direct	3/1/2026	F · Tax Withholding	−1.27K	$19.56	$24.76K	9.6%	13.17K	11.90K
Total			+2.39K		-$24.76K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common stock

1.46K shares

−1.46K

Strike price

Held after

0.00

Exercisable

—

3/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common stock

2.20K shares

−2.20K

Strike price

Held after

2.20K

Exercisable

—

3/1/2026

Restricted Stock Units

Direct

A · Award

Converts to

Common stock

4.54K shares

+4.54K

Strike price

Held after

4.54K

Exercisable

—

3/2/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common stock1.46K shares	3/1/2026	M · Option Exercise	−1.46K	—	0.00
Restricted Stock Units Direct	Common stock2.20K shares	3/1/2026	M · Option Exercise	−2.20K	—	2.20K
Restricted Stock Units Direct	Common stock4.54K shares	3/2/2026	A · Award	+4.54K	—	4.54K

Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect

Shares owned22.68K

Common Stock

Indirect

Shares owned4.92K

Total

27.60K indirect27.60K

Security Title	Shares Owned	Ownership Type
Common Stock	22.68K	Indirect
Common Stock	4.92K	Indirect
Total	27.60K	27.60K indirect

Derivative Holdings (Post-Transaction)1

Restricted Stock Units

Direct

Underlying security

Common stock

Underlying shares

4.90K

Shares owned

4.90K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

4.90K

Owned

4.90K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Restricted Stock Units Direct	Common stock		—	—	4.90K	4.90K
Total					4.90K	4.90K