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Birnam Oak Advisors, LP

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13F filer, CIK 1997245, New York, NY

Birnam Oak Advisors, LP reported $338,498,491 across 25 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-11. Its ten largest share positions make up 85.31% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001172661-25-003004

Period
2025-06-30
Reported value
$338M
Holdings
25
Top 10 weight
85.31%
New
7
Sold out
11

Largest buys vs the previous quarter

SecurityShares changeApprox. value
Knew+472,491$37.6M
ANSYS INCnew+75,711$26.6M
FYBRadded+526,510$19.2M
HESS CORPadded+129,960$18M
TRIUMPH GROUP INC NEWadded+681,000$17.5M

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.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
DISCOVER FINL SVCSexited-251,067-$42.9M
SPRexited-344,000-$11.9M
CONTEXTLOGIC INCexited-767,866-$5.36M
EVERI HLDGS INCexited-121,000-$1.65M

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 0001172661-25-003004, largest first. % of portfolio is the value over $333,663,891, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
HESS CORPHESS 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: 135,310 shares; 2025Q1: 220,310 shares; 2025Q2: 350,270 shares 350,270$48.5M14.54%+129,960
KKELLANOVAQuarterly 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: not reported; 2025Q2: 472,491 shares 472,491$37.6M11.26%newTimeline
CHAMPIONX CORPORATIONCHAMPIONX CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 626,588 shares; 2025Q1: 1,425,613 shares; 2025Q2: 1,480,613 shares 1,480,613$36.8M11.02%+55,000
ACWIISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 280,800 shares; 2025Q1: 274,800 shares; 2025Q2: 276,800 shares 276,800$35.6M10.67%+2,000Timeline
INTERPUBLIC GROUP COSINTERPUBLIC GROUP COSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 256,238 shares; 2025Q1: 577,581 shares; 2025Q2: 1,104,191 shares 1,104,191$27M8.1%+526,610
FYBRFRONTIER COMMUNICATIONS PAREQuarterly 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: 210,000 shares; 2025Q2: 736,510 shares 736,510$26.8M8.03%+526,510Timeline
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: not reported; 2025Q1: not reported; 2025Q2: 75,711 shares 75,711$26.6M7.97%new
TRIUMPH GROUP INC NEWTRIUMPH GROUP INC NEWQuarterly 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: 45,540 shares; 2025Q2: 726,540 shares 726,540$18.7M5.61%+681,000
TXNMTXNM ENERGY 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: not reported; 2025Q2: 269,000 shares 269,000$15.2M4.54%newTimeline
VUGVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 27,100 shares; 2025Q1: 27,100 shares; 2025Q2: 27,100 shares 27,100$11.9M3.56%0Timeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 15,000 shares; 2025Q1: 15,000 shares; 2025Q2: 15,000 shares 15,000$7.29M2.18%0Timeline
VTVVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 38,000 shares; 2025Q1: 38,000 shares; 2025Q2: 38,000 shares 38,000$6.72M2.01%0Timeline
FOOT LOCKER INCFOOT LOCKER 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: not reported; 2025Q2: 200,274 shares 200,274$4.91M1.47%new
DUN & BRADSTREET HLDGS INCDUN & BRADSTREET HLDGS 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: not reported; 2025Q2: 490,000 shares 490,000$4.45M1.33%new
COFCAPITAL ONE FINL 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: not reported; 2025Q1: not reported; 2025Q2: 19,833 shares 19,833$4.22M1.26%newTimeline
IEURISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 55,000 shares; 2025Q1: 55,000 shares; 2025Q2: 55,000 shares 55,000$3.64M1.09%0Timeline
VGKVANGUARD INTL EQUITY INDEX FQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 45,000 shares; 2025Q1: 45,000 shares; 2025Q2: 45,000 shares 45,000$3.49M1.05%0Timeline
BBJPJ P MORGAN EXCHANGE TRADED FQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 55,000 shares; 2025Q1: 55,000 shares; 2025Q2: 55,000 shares 55,000$3.4M1.02%0Timeline
MSFTMICROSOFT 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: 5,000 shares; 2025Q1: 5,000 shares; 2025Q2: 6,000 shares 6,000$2.98M0.89%+1,000Timeline
AERAERCAP HOLDINGS NVQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 25,000 shares; 2025Q1: 25,000 shares; 2025Q2: 25,000 shares 25,000$2.92M0.88%0Timeline
AMZNAMAZON COM 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: 12,500 shares; 2025Q1: 12,500 shares; 2025Q2: 12,500 shares 12,500$2.74M0.82%0Timeline
IVEISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 10,000 shares; 2025Q1: 10,000 shares; 2025Q2: 10,000 shares 10,000$1.95M0.59%0Timeline
EWJISHARES 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: 4,000 shares; 2025Q1: 4,000 shares; 2025Q2: 4,000 shares 4,000$300K0.09%0Timeline

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
HESS CORPHESS CORP COMcall30,000$4.16Mnew
KSSKOHLS CORP COMcall80,000$678K-19,700

Sold out in Q2 2025

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
TSLATESLA INC1,051,000$272Mput
DISCOVER FINL SVCSDISCOVER FINL SVCS251,067$42.9Mshares
SPRSPIRIT AEROSYSTEMS HLDGS INC344,000$11.9Mshares
UNHUNITEDHEALTH GROUP INC20,000$10.5Mput
BABOEING CO52,000$8.87Mput
SPYSTATE STR SPDR S&P 500 ETF T15,000$8.39Mput
IWMISHARES TR38,000$7.58Mput
CONTEXTLOGIC INCCONTEXTLOGIC INC767,866$5.36Mshares
GMGENERAL MTRS CO70,000$3.29Mput
PLTRPALANTIR TECHNOLOGIES INC20,000$1.69Mput
EVERI HLDGS INCEVERI HLDGS INC121,000$1.65Mshares

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 0001172661-25-003004 base2025-08-11acceptance time not in the bulk data set