ANTONAKES STEVEN LOUIS

PrivateCIK: 1825588

Location

BOXFORD, MA

ANTONAKES STEVEN LOUIS (Executive VP) received a stock award from EASTERN BANKSHARES, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

ANTONAKES STEVEN LOUIS

Filed: 3/3/2026ACC: 0001193125-26-088395

InsiderANTONAKES STEVEN LOUISCIK 1825588

→

IssuerEASTERN BANKSHARES, INC.CIK 1810546

Officer· Executive VP

Since Oct 2020

+3.63K

Net shares

Net buyer

$100.8K

Total sold

0

Open market trades

0B · 0S

8

Total transactions

21.57K acquired · 17.94K disposed

Non-Derivative Transactions4

Common Stock

Direct

M · Option Exercise

Shares

+12.79K

Price / share

—

Trade value

—

% of position

20.8%

3/1/2026

61.42K→74.21K

Common Stock

Direct

F · Tax Withholding

Shares

−3.94K

Price / share

$19.56

Trade value

$76.97K

% of position

5.3%

3/1/2026

74.21K→70.27K

Common Stock

Direct

A · Award

Shares

+4.15K

Price / share

—

Trade value

—

% of position

5.9%

3/1/2026

70.27K→74.42K

Common Stock

Direct

F · Tax Withholding

Shares

−1.22K

Price / share

$19.56

Trade value

$23.84K

% of position

1.6%

3/1/2026

74.42K→73.20K

Total

Net shares

+11.78K

Net value

-$100.81K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/1/2026	M · Option Exercise	+12.79K	—	—	20.8%	61.42K	74.21K
Common Stock Direct	3/1/2026	F · Tax Withholding	−3.94K	$19.56	$76.97K	5.3%	74.21K	70.27K
Common Stock Direct	3/1/2026	A · Award	+4.15K	—	—	5.9%	70.27K	74.42K
Common Stock Direct	3/1/2026	F · Tax Withholding	−1.22K	$19.56	$23.84K	1.6%	74.42K	73.20K
Total			+11.78K		-$100.81K

Derivative Transactions4

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common stock

9.49K shares

Shares

−9.49K

Strike price

Held after

9.49K

Exercisable

—

3/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common stock

1.49K shares

Shares

−1.49K

Strike price

Held after

0.00

Exercisable

—

3/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common stock

1.81K shares

Shares

−1.81K

Strike price

Held after

1.81K

Exercisable

—

3/1/2026

Restricted Stock Units

Direct

A · Award

Converts to

Common stock

4.63K shares

Shares

+4.63K

Strike price

Held after

4.63K

Exercisable

—

3/2/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common stock9.49K shares	3/1/2026	M · Option Exercise	−9.49K		—	9.49K
Restricted Stock Units Direct	Common stock1.49K shares	3/1/2026	M · Option Exercise	−1.49K		—	0.00
Restricted Stock Units Direct	Common stock1.81K shares	3/1/2026	M · Option Exercise	−1.81K		—	1.81K
Restricted Stock Units Direct	Common stock4.63K shares	3/2/2026	A · Award	+4.63K		—	4.63K

Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect

Shares owned13.11K

Common Stock

Indirect

Shares owned4.92K

Total

18.03K indirect18.03K

Security Title	Shares Owned	Ownership Type
Common Stock	13.11K	Indirect
Common Stock	4.92K	Indirect
Total	18.03K	18.03K indirect

Derivative Holdings (Post-Transaction)1

Restricted Stock Units

Direct

Underlying security

Common stock

Underlying shares

33.16K

Shares owned

33.16K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

33.16K

Owned

33.16K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Restricted Stock Units Direct	Common stock		—	—	33.16K	33.16K
Total					33.16K	33.16K

ANTONAKES STEVEN LOUIS — Insider Transaction (Form 4) Filed Mar 3, 2026 | Finecho