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Charter Oak Advisors LP

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13F filer, CIK 2022905, NEW YORK CITY, NY

Charter Oak Advisors LP reported $224,350,944 across 15 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-13. Its ten largest share positions make up 94.81% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001420506-25-001900

Period
2025-06-30
Reported value
$224M
Holdings
15
Top 10 weight
94.81%
New
1
Sold out
0

Largest buys vs the previous quarter

None.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
KBRreduced-55,115-$2.64M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2025

Share positions as resolved from 13F-HR 0001420506-25-001900, largest first. % of portfolio is the value over $162,565,944, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
TLNTALEN ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 108,002 shares; 2025Q1: 187,233 shares; 2025Q2: 187,233 shares 187,233$54.4M33.49%0Timeline
ANSYS INCANSYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 15,419 shares; 2025Q1: 51,220 shares; 2025Q2: 51,220 shares 51,220$18M11.07%0
CLHCLEAN HARBORS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 66,359 shares; 2025Q1: 64,586 shares; 2025Q2: 64,586 shares 64,586$14.9M9.18%0Timeline
GLWCORNING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 279,848 shares; 2025Q2: 279,848 shares 279,848$14.7M9.05%0Timeline
GDDYGODADDY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 76,151 shares; 2025Q2: 76,151 shares 76,151$13.7M8.43%0Timeline
KBRKBR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 463,592 shares; 2025Q1: 302,646 shares; 2025Q2: 247,531 shares 247,531$11.9M7.3%-55,115Timeline
GLNGGOLAR LNG LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 189,410 shares; 2025Q1: 262,899 shares; 2025Q2: 262,899 shares 262,899$10.8M6.66%0Timeline
CRCRANE COMPANYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 28,535 shares; 2025Q1: 28,535 shares; 2025Q2: 28,535 shares 28,535$5.42M3.33%0Timeline
ICEINTERCONTINENTAL EXCHANGE INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 107,090 shares; 2025Q1: 28,680 shares; 2025Q2: 28,680 shares 28,680$5.26M3.24%0Timeline
PNRPENTAIR PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 132,353 shares; 2025Q1: 48,318 shares; 2025Q2: 48,318 shares 48,318$4.96M3.05%0Timeline
VVVVALVOLINE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 323,458 shares; 2025Q1: 117,171 shares; 2025Q2: 117,171 shares 117,171$4.44M2.73%0Timeline
ATMUATMUS FILTRATION TECHNOLOGIEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 66,464 shares; 2025Q1: 66,464 shares; 2025Q2: 66,464 shares 66,464$2.42M1.49%0Timeline
MODMODINE MFG COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 53,011 shares; 2025Q1: 14,616 shares; 2025Q2: 14,616 shares 14,616$1.44M0.89%0Timeline
EOS ENERGY ENTERPRISES, INCEOS ENERGY ENTERPRISES, INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: 300,000 shares; 2025Q2: 300,000 shares 300,000$141K0.09%0

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
SPYSTATE STR SPDR S&P 500 ETF T SHSput100,000$61.8Mnew

How Q2 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001420506-25-001900 base2025-08-13acceptance time not in the bulk data set