Steven Louis Antonakes

CIK: 0001825588

Transaction Breakdown

Open Market Buys (P)2 (14.3%)

High conviction signal

Open Market Sales (S)1 (7.1%)

Position reduction

Option Exercises (M)3 (21.4%)

Derivative conversions

Awards (A)3 (21.4%)

Compensation grants

Other (G, F, J, C, D, …)5 (35.7%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

EBC

Eastern Bankshares, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (14 total)

EBC
Eastern Bankshares, Inc.
Sep 1, 2026
Sale(S)
Direct
13.5K shares at avg. $21.95$296K
EBC
Eastern Bankshares, Inc.
Mar 3, 2026
Exercise(M)
Direct
1.7K shares-
EBC
Eastern Bankshares, Inc.
Mar 3, 2026
Tax Payment(F)
Direct
486 shares at avg. $19.45$9K
EBC
Eastern Bankshares, Inc.
Mar 2, 2026
Award(A)
Restricted Stock Units
Direct
4.6K shares-
EBC
Eastern Bankshares, Inc.
Mar 1, 2026
Tax Payment(F)
Direct
3.9K shares at avg. $19.56$77K
EBC
Eastern Bankshares, Inc.
Mar 1, 2026
Exercise(M)
Direct
12.8K shares-
EBC
Eastern Bankshares, Inc.
Mar 1, 2026
Award(A)
Direct
4.2K shares-
EBC
Eastern Bankshares, Inc.
Mar 1, 2026
Tax Payment(F)
Direct
1.2K shares at avg. $19.56$24K
EBC
Eastern Bankshares, Inc.
Aug 27, 2025
Purchase(P)
Indirect
5.2K shares at avg. $17.07$90K
EBC
Eastern Bankshares, Inc.
Aug 27, 2025
Purchase(P)
Direct
940 shares at avg. $17.02$16K
EBC
Eastern Bankshares, Inc.
Mar 3, 2025
Exercise(M)
Direct
12.8K shares-
EBC
Eastern Bankshares, Inc.
Mar 3, 2025
Award(A)
Direct
35.6K shares-
EBC
Eastern Bankshares, Inc.
Mar 3, 2025
Tax Payment(F)
Direct
10.6K shares at avg. $17.73$189K
EBC
Eastern Bankshares, Inc.
Mar 3, 2025
Tax Payment(F)
Direct
3.8K shares at avg. $17.73$67K

		Type	Shares	Price		Ownership
Sep 1, 2026	EBC Eastern Bankshares, Inc.	Sale(S)	13,500	$21.95	$296,325	Direct
Mar 3, 2026	EBC Eastern Bankshares, Inc.	Exercise(M)	1,654	-	$0	Direct
Mar 3, 2026	EBC Eastern Bankshares, Inc.	Tax Payment(F)	486	$19.45	$9,453	Direct
Mar 2, 2026	EBC Eastern Bankshares, Inc.	Award(A) Restricted Stock Units	4,629	-	-	Direct
Mar 1, 2026	EBC Eastern Bankshares, Inc.	Tax Payment(F)	3,935	$19.56	$76,969	Direct
Mar 1, 2026	EBC Eastern Bankshares, Inc.	Exercise(M)	12,788	-	$0	Direct
Mar 1, 2026	EBC Eastern Bankshares, Inc.	Award(A)	4,150	-	$0	Direct
Mar 1, 2026	EBC Eastern Bankshares, Inc.	Tax Payment(F)	1,219	$19.56	$23,844	Direct
Aug 27, 2025	EBC Eastern Bankshares, Inc.	Purchase(P)	5,244	$17.07	$89,515	Indirect
Aug 27, 2025	EBC Eastern Bankshares, Inc.	Purchase(P)	940	$17.02	$15,999	Direct
Mar 3, 2025	EBC Eastern Bankshares, Inc.	Exercise(M)	12,786	-	-	Direct
Mar 3, 2025	EBC Eastern Bankshares, Inc.	Award(A)	35,578	-	-	Direct
Mar 3, 2025	EBC Eastern Bankshares, Inc.	Tax Payment(F)	10,645	$17.73	$188,736	Direct
Mar 3, 2025	EBC Eastern Bankshares, Inc.	Tax Payment(F)	3,754	$17.73	$66,558	Direct

1-14 of 14 transactions

About Antonakes Steven Louis

Antonakes Steven Louis (SEC CIK 0001825588) files insider reports with the SEC as Executive VP of Eastern Bankshares, Inc. (EBC).

Signal8 holds 5 ownership filings by Antonakes Steven Louis, all Form 4s, filed between Mar 5, 2025 and Sep 2, 2026. Those filings report 14 transactions, from Mar 3, 2025 to Sep 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Antonakes Steven Louis's filings is in BOSTON, MA.

Recent filings by Antonakes Steven Louis

Sep 1, 2026: Open-market sale of EBC shares (Form 4, code S).
Mar 3, 2026: Option exercise of EBC shares (Form 4, code M).
Mar 3, 2026: Tax withholding of EBC shares (Form 4, code F).
Mar 2, 2026: Grant or award of EBC derivative securities (Form 4, code A).
Mar 1, 2026: Tax withholding of EBC shares (Form 4, code F).

Other insiders filing for Eastern Bankshares, Inc. (EBC)

Bane Richard Corey, Director
SHEAHAN DENIS K, Chief Executive Officer
Rosato R David, Chief Financial Officer
Henry Kathleen Cloherty, Executive VP, General Counsel
Westermann Donald Michael, Chief Information Officer
CASEY JOSEPH F, Director

How to read Form 4 transaction codes