Nicholas A. Vlahos - 01 Mar 2026 Form 4 Insider Report for EASTERN CO (EML)

Reporting relationship: Chief Financial Officer
Issuer ticker: EML
Reported as of: 01 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Mar 2026, 17:33:30 UTC
Prior SEC filing: 13 Jan 2026
Source filing: View source filing
Reporting owner signature: Nicholas A. Vlahos

Key filing fact

Nicholas A. Vlahos filed Form 4 for EASTERN CO (EML) on 12 Mar 2026.

Key facts

This page summarizes Nicholas A. Vlahos's Form 4 filing for EASTERN CO (EML).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 12 Mar 2026, 17:33.

Change

Previous filing in this sequence was filed on 13 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001964629 Primary reporting owner

Vlahos Nicholas Alec

Relationship: Chief Financial Officer
Address: 3 ENTERPRISE DRIVE, SUITE 407, SHELTON
Signature: Nicholas A. Vlahos
Signature date: 12 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

EML transaction

Common Shares

Options Exercise

Transaction value
Shares: +907
Change %: +16%
Price
Shares after: 6,730
Date: 01 Mar 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

EML transaction Derivative

Stock Award

Options Exercise

Transaction value
Shares: +907
Change %
Price
Shares after: 0
Date: 01 Mar 2026
Ownership: Direct
Underlying class: Common Shares
Underlying amount: 907
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The reporting person was granted 907 shares under The Eastern Company 2020 Executive Stock Incentive Plan that vested on March 1, 2026 due to the reporting person's continued employment at the vesting date.

Footnote F2

This total does not include 500 shares that were previously reported in error as part of the total for this award.