SEC ownership of EASTERN CO

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000031107.

Comparable stake leader

BARINGTON COMPANIES MANAGEMENT, LLC

Disclosed value leader

BARINGTON COMPANIES MANAGEMENT, LLC

Comparable rows

50/50

Latest evidence

16 Jun 2026

Top shareholders Insider holders Latest transactions
Public ticker
EML on Nasdaq
Parsed ownership sources
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder
BARINGTON COMPANIES MANAGEMENT, LLC
Ranking: Comparable ownership first, then disclosed value
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
BARINGTON COMPANIES MANAGEMENT, LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
16 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0000031107
Issuer location
Shelton, CT

Ownership snapshot

Top shareholders of EASTERN CO (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BARINGTON COMPANIES MANAG...
Disclosed value leader
BARINGTON COMPANIES MANAG...
Comparable rows
50/50
Latest evidence
16 Jun 2026
3/4/5 13D/G 13F Lead comparable stake: 11% 13D/G row: BARINGTON COMPANIES MANAGEMENT, LLC Showing 1-8 of 50 holder rows.

Quick read

BARINGTON COMPANIES MANAGEMENT, LLC leads the comparable SEC ownership view at 11%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BARINGTON COMPANIES MANAGEMENT, LLC's linked filing trail.
Comparable ownership Top 5
BARINGTON COMPANIES MANAGEMENT, LLC 11%
Minerva Advisors LLC 8.8%
BlackRock, Inc. 5.1%
James A. Mitarotonda 12%
BARINGTON COMPANIES EQUITY PARTNE... 12%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BARINGTON COMPANIES MANAGEMENT, LLC
3/4/5 13D/G 13F
Investment Adviser · James A. Mitarotonda · Company
3/4/5 13D/G 13F
11%
from 13D/G
$29,745,198
1,340,213 shares
mixed-class rows
 +$122,641 04 Jun 2026
Minerva Advisors LLC
13F 13D/G
Company · David P. Cohen
13F 13D/G
8.8%
from 13D/G
$11,059,176
546,402 shares
 — 31 Mar 2026
BlackRock, Inc.
13D/G 13F
Company
13D/G 13F
5.1%
$7,152,441
313,430 shares
 $0 30 Jun 2025
James A. Mitarotonda
3/4/5
Director, 10%+ Owner
3/4/5
12%
$14,144,465
696,190 shares
 +$503,360 16 Jun 2026
BARINGTON COMPANIES EQUITY PARTNERS L P
3/4/5
10%+ Owner
3/4/5
12%
$15,023,192
694,511 shares
 +$122,641 04 Jun 2026
John W. Everets
3/4/5
Director
3/4/5
2.4%
$3,049,585
142,504 shares
 +$84,114 16 Jun 2026
Frederick D. DiSanto
3/4/5
Director
3/4/5
1.9%
$2,482,532
117,394 shares
 +$417,982 15 Jun 2026
Charles W. Henry
3/4/5
Director
3/4/5
1.3%
$1,694,250
81,194 shares
 +$41,403 16 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to buying over the last 12 months. Net value: +$1,469,273.

Buys
$1,469,273
Insiders: 10
Sells
$0
Insiders: 0
Net
+$1,469,273
Shares: +71,323
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 71,323 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 25,580 0 $551,403 $0 +$551,403
3-6 17,680 0 $347,147 $0 +$347,147
6-9 20,733 0 $403,683 $0 +$403,683
9-12 7,330 0 $167,040 $0 +$167,040

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-17 of 17 reporting-owner rows connected to EASTERN CO. Open a relationship link for the CIK-to-CIK filing trail.

Rows
17
Largest Forms 3/4/5 holder
BARINGTON COMPANIES MANAGEMENT, LLC
Net 12M change
+$1,469,273
Latest report
16 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
BARINGTON COMPANIES MANAGEMENT, LLC Investment Adviser $29,745,198 +$122,641 +0.41% Mixed 04 Jun 2026
BARINGTON COMPANIES EQUITY PARTNERS L P 10%+ Owner $15,023,192 +$122,641 +0.82% Mixed 04 Jun 2026
James A. Mitarotonda Director, 10%+ Owner $14,144,465 +$503,360 +3.7% Mixed 16 Jun 2026
John W. Everets Director $3,049,585 +$84,114 +2.8% Filing P/S 16 Jun 2026
Frederick D. DiSanto Director $2,482,532 +$417,982 +20% Mixed 15 Jun 2026
Charles W. Henry Director $1,694,250 +$41,403 +2.5% Mixed 16 Mar 2026
August M. Vlak President & CEO, Director $1,087,063 Mixed 31 Dec 2022
Mark Anthony Hernandez Chief Executive Officer, Director $1,086,240 Filing P/S 16 May 2024
John L. Sullivan III no longer an Officer $642,622 Mixed 31 Dec 2022
Peggy B. Scott Director $562,006 +$69,723 +14% Filing P/S 16 Jun 2026
Michael A. Mcmanus Jr. Director $420,706 Mixed 17 Dec 2021
Michael J. Mardy Director $378,100 +$46,012 +14% Filing P/S 16 Mar 2026
James P. Woidke Chief Operating Officer $282,800 Mixed 01 Mar 2023
Nicholas A. Vlahos Chief Financial Officer $126,120 +$1,029 +0.82% Mixed 01 Mar 2026
Chan W. Galbato Director $89,173 +$60,368 +210% Filing P/S 16 Jun 2026
Peter S. O'Hara Chief Financial Officer Mixed 16 May 2022
Ryan Schroeder Chief Executive Officer Mixed 06 Nov 2024

Recent insider transactions for EASTERN CO

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
John W. Everets EML Common Shares Purchase 0.93% $28,034 $21.40 1,310 142,504 16 Jun 2026 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.96% $21,250 $21.25 1,000 105,424 16 Jun 2026 Direct
Chan W. Galbato EML Common Shares Purchase 29.1% $20,116 $21.40 940 4,167 16 Jun 2026 Direct
James A. Mitarotonda EML Common Shares Purchase 3.77% $35,931 $21.40 1,679 46,190 16 Jun 2026 Direct
Peggy B. Scott EML Common Shares Purchase 4.69% $25,166 $21.40 1,176 26,262 16 Jun 2026 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Award 1.03% 1,068 104,424 15 Jun 2026 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.98% $20,960 $20.96 1,000 103,356 12 Jun 2026 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.99% $21,250 $21.25 1,000 102,356 11 Jun 2026 Direct
Mitarotonda James A EML Common Shares Purchase 0.58% $81,171 $21.73 3,736 650,000 05 Jun 2026 by Barington Companies Equity Partners L.P.
Mitarotonda James A EML Common Shares Purchase 0.58% $81,171 $21.73 3,736 650,000 05 Jun 2026 by Barington Companies Equity Partners L.P.
James A. Mitarotonda EML Common Shares Purchase 0.58% $81,171 $21.73 3,736 650,000 05 Jun 2026 by Barington Companies Equity Partners L.P.
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.28% $6,192 $21.50 288 101,356 05 Jun 2026 Direct
Mitarotonda James A EML Common Shares Purchase 0.3% $41,471 $21.58 1,922 646,264 04 Jun 2026 by Barington Companies Equity Partners L.P.
Mitarotonda James A EML Common Shares Purchase 0.3% $41,471 $21.58 1,922 646,264 04 Jun 2026 by Barington Companies Equity Partners L.P.
James A. Mitarotonda EML Common Shares Purchase 0.3% $41,471 $21.58 1,922 646,264 04 Jun 2026 by Barington Companies Equity Partners L.P.
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.21% $4,580 $21.50 213 101,068 04 Jun 2026 Direct
James A. Mitarotonda EML Common Shares Purchase 0.31% $40,217 $20.11 2,000 644,342 18 Mar 2026 by Barington Companies Equity Partners L.P.
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Award 1.07% 1,065 100,855 16 Mar 2026 Direct
Peggy B. Scott EML Common Shares Purchase 4.43% $22,270 $20.93 1,064 25,086 16 Mar 2026 Direct
Charles W. Henry EML Common Shares Purchase 1.26% $20,700 $20.93 989 79,194 16 Mar 2026 Direct
James A. Mitarotonda EML Common Shares Purchase 4.01% $35,937 $20.93 1,717 44,511 16 Mar 2026 Direct
Michael J. Mardy EML Common Shares Purchase 6.48% $23,002 $20.93 1,099 18,065 16 Mar 2026 Direct
John W. Everets EML Common Shares Purchase 0.96% $28,025 $20.93 1,339 141,194 16 Mar 2026 Direct
Chan W. Galbato EML Common Shares Purchase 42.5% $20,135 $20.93 962 3,227 16 Mar 2026 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.1% $1,918 $18.99 101 99,790 10 Mar 2026 Direct
James A. Mitarotonda EML Common Shares Purchase 0.37% $43,895 $18.74 2,342 642,342 09 Mar 2026 by Barington Companies Equity Partners, L.P.
James A. Mitarotonda EML Common Shares Purchase 0.8% $92,659 $18.29 5,067 640,000 06 Mar 2026 by Barington Companies Equity Partners, L.P.
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 1.01% $18,390 $18.39 1,000 99,689 06 Mar 2026 Direct
Nicholas A. Vlahos EML Common Shares Options Exercise 15.6% 907 6,730 01 Mar 2026 Direct
Nicholas A. Vlahos EML Stock Award Options Exercise 907 0 01 Mar 2026 Direct
Nicholas A. Vlahos EML Common Shares Small acquisition under Rule 16a-6 0.45% 26 5,823 31 Dec 2025 Direct
Peggy B. Scott EML Common Shares Purchase 4.98% $22,287 $19.55 1,140 24,022 16 Dec 2025 Direct
Michael J. Mardy EML Common Shares Purchase 7.45% $23,010 $19.55 1,177 16,966 16 Dec 2025 Direct
James A. Mitarotonda EML Common Shares Purchase 4.49% $35,952 $19.55 1,839 42,794 16 Dec 2025 Direct
John W. Everets EML Common Shares Purchase 1.04% $28,054 $19.55 1,435 139,855 16 Dec 2025 Direct
Chan W. Galbato EML Common Shares Purchase 83.2% $20,117 $19.55 1,029 2,265 16 Dec 2025 Direct
Charles W. Henry EML Common Shares Purchase 1.37% $20,703 $19.55 1,059 78,205 16 Dec 2025 Direct
Nicholas A. Vlahos EML Common Shares Purchase 0.45% $522 $20.06 26 5,797 15 Dec 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Award 1.17% 1,139 98,689 15 Dec 2025 Direct
James A. Mitarotonda EML Common Shares Purchase 0.38% $48,997 $20.14 2,433 634,933 12 Dec 2025 by Barington Companies Equity Partners, L.P.
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.11% $2,109 $19.00 111 97,550 08 Dec 2025 Direct
Nicholas A. Vlahos EML Common Shares Small acquisition under Rule 16a-6 0.37% 21 5,771 02 Dec 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.09% $1,659 $18.85 88 97,439 02 Dec 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.52% $9,490 $18.98 500 97,351 01 Dec 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 3.11% $55,048 $18.82 2,925 96,851 19 Nov 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 1.08% $19,120 $19.12 1,000 93,926 18 Nov 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 1.09% $19,390 $19.39 1,000 92,926 17 Nov 2025 Direct
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 0.84% $14,836 $19.47 762 91,926 14 Nov 2025 Direct
James A. Mitarotonda EML Common Shares Purchase 0.15% $18,460 $19.79 933 632,500 13 Nov 2025 By Barington Companies Equity Partners L.P
Frederick D. DiSanto EML Common Stock, par value $0.01 per share Purchase 2.02% $35,257 $19.49 1,809 91,164 12 Nov 2025 Direct
* marks a reported price that did not pass the local price check.
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