DOSSIER · 13F-HR · Q1 2026

Charter Oak Capital Management, LLC

$1.3B in tracked AUM across 211 positions as of Q1 2026.

CO
CIK 0001810720 · last filed Mar 31, 2026
Total AUM
$1.3B
as of Q1 2026
Holdings
211
positions
Whale Score
61
61
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of Charter Oak Capital Management 13F Filing
Portfolio Overview

Charter Oak Capital Management has undergone a dramatic transformation in its portfolio composition for the reporting period ending December 31, 2025. The firm's total assets under management (AUM) surged by approximately 997.6%, growing from $119.44 million to $1.31 billion. This massive capital influx—or significant reallocation of capital into reported 13F securities—has fundamentally shif...

The portfolio currently consists of 211 holdings, indicating a high degree of diversification. The turnover for this quarter was exceptionally high, with the firm executing 37 new positions and 37 exits, while only 6 positions saw increased stakes and 7 saw reductions. This churn, combined with the nearly tenfold increase in AUM, suggests that Charter Oak may have recently raised a significant amount of capital and deployed it rapidly into a new, systematic investment strategy, or that the firm underwent a structural change in its investment mandate.

Key Holdings

The portfolio is heavily concentrated in a "core and satellite" structure dominated by large-cap, liquid ETFs. The top ten positions account for approximately 75% of the total portfolio value, suggesting a firm commitment to broad market exposure rather than concentrated stock picking.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
IVV
ISHARES TR
$317M485K24.6%
02
AGG
ISHARES TR
$188M1.9M14.6%
03
VXUS
VANGUARD STAR FDS
$129M1.7M10.0%
04
IGIB
ISHARES TR
$85M1.6M6.6%
05
VXF
VANGUARD INDEX FDS
$72M352K5.6%
06
BSV
VANGUARD BD INDEX FDS
$55M706K4.3%
07
VUSB
VANGUARD BD INDEX FDS
$43M873K3.4%
08
VEU
VANGUARD INTL EQUITY INDEX F
$36M475K2.8%
09
IXUS
ISHARES TR
$34M391K2.6%
10
VOO
VANGUARD INDEX FDS
$28M47K2.2%

Filing history

2026Q1Mar 31
$1.3B 1.6%
211 positionsView →
2025Q4Dec 31
$1.3B 2.9%
211 positionsView →
2025Q3Sep 30
$1.3B 7.7%
205 positionsView →
2025Q2Jun 30
$1.2B 8.7%
197 positionsLocked
2025Q1Mar 31
$1.1B 1.4%
200 positionsLocked
2024Q4Dec 31
$1.1B 0.4%
180 positionsLocked
2024Q3Sep 30
$1.1B 11.7%
186 positionsLocked
2024Q2Jun 30
$958M 2.7%
182 positionsLocked
2024Q1Mar 31
$933M 10.8%
190 positionsLocked
2023Q4Dec 31
$842M 11.5%
175 positionsLocked
2023Q3Sep 30
$755M 1.7%
176 positionsLocked
2023Q2Jun 30
$768M 6.5%
173 positionsLocked
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