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Institutional Cluster ·Filed Sep 22, 2026

EBC

Eastern Bankshares, Inc.
BULLISH
Impact 4/10
Horizonweeks Processed1mo ago
Institutional cluster: 34 buyers, 13 sellers (bullish)
Actionable Insight ▲ Bullish

The cluster is dominated by mega-passive managers (Goldman, JPMorgan, BofA, Morgan Stanley) rather than active hedge funds, which may reflect index rebalancing or passive inflows rather than a fundamental catalyst. The simultaneous near-exits by Qube, Alyeska, Susquehanna, Marshall Wace, and Jane Street—all active/quant managers—creates a tension: passive money is piling in while sophisticated active managers are bailing. Monitor next earnings for fundamental confirmation or deterioration.

DirectionBullish
Confidencemedium
Horizonweeks
Latest settled — T+20d
EBC ▲ +0.47% at T+20d
LONG call ✓ call won +0.47% · α vs SPY +1.03% · entry $21.37 → $21.47
Next anchor: T+60d in 7w
Latest observation: T+23 +6.46% FF3 residual α
Entry = T+0 close
Sep 22, 2026
via day close
T+1d
-1.08%
call -1.08% · α -0.36%
$21.14
settled 5w ago
T+5d
-1.82%
call -1.82% · α -0.64%
$20.98
settled 28d ago
T+20d
+0.47%
call +0.47% · α +1.03%
$21.47
settled 7d ago
T+60d
Pending
in 7w

Executive Summary

A strong institutional cluster emerged in EBC during Q2 2026, with 34 buyers adding $248.2M in net new holdings (dominated by mega-passive managers like Goldman Sachs, JPMorgan, and BofA) while 13 sellers reduced positions by $129.2M, led by full exits from Qube Research and Alyeska Investment Group. The net buying of $119M signals broad institutional conviction, though the 45-day reporting lag means positions may have shifted since quarter-end.

Key Financial Metrics

Direction
accumulating
Buy Value
$407.5M
Sell Value
$129.2M
Net Flow
$119.0M

Institutional Positions

Net institutional flow: $119.0M

▲ Buyers (34)

InstitutionActionChangePosition ValueValue Δ
Goldman SachsDOUBLED+402.1%$167.0M$137.7M
JPMorganDOUBLED+115%$57.5M$34.4M
BofADOUBLED+123.4%$38.2M$23.2M
Morgan StanleyADD+48.4%$43.4M$17.7M
Northern TrustADD+27.3%$55.0M$17.0M

▼ Sellers (13)

InstitutionActionChangePrev ValueValue Δ
Qube Research & TechnologiesEXIT-100%$42.2M-$42.2M
Alyeska Investment GroupEXIT-100%$23.5M-$23.5M
Susquehanna International GroupNEAR_EXIT-98%$23.9M-$23.3M
Jane Street GroupNEAR_EXIT-98.9%$20.0M-$19.8M
Marshall WaceNEAR_EXIT-98.5%$16.6M-$16.3M

Key Facts

  • 34 institutional buyers added $248.2M in net new holdings vs 13 sellers reducing $129.2M, for net buying of ~$119M
  • Goldman Sachs more than quadrupled its stake (+402.1% to $167.0M), the largest single buyer by value
  • JPMorgan doubled its position (+115% to $57.5M), BofA doubled (+123.4% to $38.2M), and Morgan Stanley added 48.4% to $43.4M
  • Three hedge funds/quant firms exited or nearly exited: Qube Research (sold $42.2M), Alyeska Investment Group (sold $23.5M), and Susquehanna (sold $23.3M, leaving 2% of prior stake)
  • Marshall Wace and Jane Street Group also nearly exited, selling $16.3M and $19.8M respectively

Financial Impact

Net institutional buying of approximately $119M (34 buyers added $248.2M, 13 sellers reduced $129.2M)

institutional ownershipfloat

Risk Factors

  • 13F data is 45+ days stale; the cluster may have been partially or fully unwound since quarter-end
  • Dominance of mega-passive buyers (Goldman, JPMorgan, BofA) suggests the buying may be index-driven rather than thesis-driven
  • Active/quant sellers (Qube, Alyeska, Susquehanna, Marshall Wace, Jane Street) exited large positions, signaling potential fundamental concerns
  • No insider buying confluence reported to corroborate the institutional signal

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 institutional 13F filing from SEC EDGAR.

DocumentAccession Number
INST-CLUSTER Data (Synthetic)inst-cluster-EBC-2026-Q2
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
4d ago
8-K
NEUTRAL ★ 5/10
$22.40awaiting T+20——
Sep 22, 2026
4w ago
Institutional Cluster
BULLISH ★ 4/10
$21.37 $21.47▲ +0.47%▲ +1.03%—
Sep 3, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$22.09 $21.24▼ −3.85%▼ −4.70%—
Sep 3, 2026
7w ago
Insider Cluster
NEUTRAL ★ 3/10
$22.09 $21.24▼ −3.85%▼ −4.70%—
Sep 2, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$21.93 $21.47▼ −2.13%▼ −1.92%—
Aug 25, 2026
8w ago
144
NEUTRAL ★ 3/10
$22.36 $21.14▼ −5.46%▼ −6.43%—
Aug 21, 2026
9w ago
144
NEUTRAL ★ 2/10
$22.74 $21.48▼ −5.54%▼ −5.01%—
Aug 20, 2026
9w ago
144
NEUTRAL ★ 2/10
$22.74 $21.60▼ −5.01%▼ −5.01%—
Aug 19, 2026
9w ago
144
NEUTRAL ★ 3/10
$23.01 $21.55▼ −6.35%▼ −4.39%—
Jun 29, 2026
17w ago
144
NEUTRAL ★ 3/10
$22.24 $23.10▲ +3.87%▲ +4.90%—
Showing 10 of 13

US Market Status

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Report published Sep 22, 2026