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Insider Cluster (3 insiders) ·Filed Sep 3, 2026

EBC

Eastern Bankshares, Inc.
NEUTRAL
Impact 3/10
Horizondays Processed1mo ago
Insider cluster: 3 insiders, $1.1M total
Actionable Insight • Neutral

Insider selling at EBC is routine and sub-material relative to market cap. The absence of any insider purchases suggests management sees no near-term catalyst to buy. Monitor next 8-K or earnings release for any operational update that might explain the persistence of selling, but at current scale this cluster does not warrant a trading response.

DirectionNeutral
Confidencehigh
Horizondays
Latest settled — T+20d ⚠ clustered
EBC ▼ -3.85% at T+20d
NEUTRAL call -3.85% · α vs SPY -4.70% · entry $22.09 → $21.24
Next anchor: T+60d in 5w
Latest observation: T+35 +9.19% FF3 residual α
Entry = T+0 close
Sep 3, 2026
via day close
T+1d
-1.58%
call -1.58% · α -1.04%
$21.74
settled 8w ago
T+5d
-1.13%
call -1.13% · α +0.08%
$21.84
settled 7w ago
T+20d
-3.85%
call -3.85% · α -4.70%
$21.24
settled 26d ago
T+60d
Pending
in 5w

Price Chart

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Executive Summary

Three EBC insiders — the CIO, an EVP, and the General Counsel — sold a total of ~60.9K shares for $1.09M in open-market sales between September 1-2. This is the second consecutive cluster of insider selling in a 30-day period (prior 9 sales totaling $2.3M), at a $5.0B market cap the cluster represents ~0.02% of market cap — economically immaterial and likely driven by individual portfolio diversification rather than a shared bearish view on the company.

Key Financial Metrics

Direction
selling
Total Value
$1.1M
Insiders
3

Key Facts

  • Three insiders sold shares: CIO Donald Westerman (33.4K shares, $719.6K), EVP Steven Antonakes (13.5K shares, $296K), and General Counsel Kathleen Henry (14K shares, $303.5K)
  • Total cluster value of $1.09M represents ~0.02% of EBC's $5.0B market cap — well below the 0.1% materiality floor
  • Sales occurred on two consecutive trading days (Sept 1-2, 2026) at prices between $21.43-$21.95
  • Insider selling over the past 30 days totals ~$3.4M across 12 sales; no insider purchases were reported in that window
  • No 10b5-1 plan designation was mentioned; no earnings, M&A, or other material corporate event is in the filing window

Financial Impact

Cluster value of $1.09M represents 0.02% of market cap — economically insignificant. Even the trailing 30-day total of $3.4M is only 0.07% of the $5.0B market cap.

insider ownership levelstock supply

Risk Factors

  • Continued insider selling, if it accelerates to >0.5% of market cap, would warrant scrutiny
  • No insider buying has occurred in the past 30 days, which may indicate management's lack of conviction in near-term upside
  • Sell-side consensus is 75% bullish (8 Buy, 3 Hold), creating a potential divergence between insider and analyst views

Market Snapshot

Exchange
Nasdaq
Sector
Savings Institution, Federally Chartered
Analyst Consensus
75% bullish (12 analysts)

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-EBC-1788506882049
13 reports for EBC
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for EBC — sortable, filterable
TypeNow
Oct 22, 2026
5d ago
8-K
NEUTRAL ★ 5/10
$22.40awaiting T+20—$22.58 (+0.80%)
Sep 22, 2026
5w ago
Institutional Cluster
BULLISH ★ 4/10
$21.37 $21.47▲ +0.47%▲ +1.03%$22.58 (+5.66%)
Sep 3, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$22.09 $21.24▼ −3.85%▼ −4.70%$22.58 (+2.22%)
Sep 3, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$22.09 $21.24▼ −3.85%▼ −4.70%$22.58 (+2.22%)
Sep 2, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$21.93 $21.47▼ −2.13%▼ −1.92%$22.58 (+2.96%)
Aug 25, 2026
9w ago
144
NEUTRAL ★ 3/10
$22.36 $21.14▼ −5.46%▼ −6.43%$22.58 (+0.98%)
Aug 21, 2026
9w ago
144
NEUTRAL ★ 2/10
$22.74 $21.48▼ −5.54%▼ −5.01%$22.58 (−0.70%)
Aug 20, 2026
9w ago
144
NEUTRAL ★ 2/10
$22.74 $21.60▼ −5.01%▼ −5.01%$22.58 (−0.70%)
Aug 19, 2026
9w ago
144
NEUTRAL ★ 3/10
$23.01 $21.55▼ −6.35%▼ −4.39%$22.58 (−1.87%)
Jun 29, 2026
17w ago
144
NEUTRAL ★ 3/10
$22.24 $23.10▲ +3.87%▲ +4.90%$22.58 (+1.53%)
Showing 10 of 13

US Market Status

Market Closed — Opens Thu (11h 31m)

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Report published Sep 4, 2026