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Birnam Oak Advisors, LP

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13F filer, CIK 1997245, New York, NY

Birnam Oak Advisors, LP reported $440,642,976 across 35 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-12. Its ten largest share positions make up 83.71% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001172661-26-001696

Period
2026-03-31
Reported value
$441M
Holdings
35
Top 10 weight
83.71%
New
19
Sold out
16

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CWANnew+1,719,139$40.7M
WBDnew+1,227,776$33.7M
PENnew+95,990$31.5M
KVUEnew+1,412,271$24.3M
QRVOnew+232,010$18M

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
CYBERARK SOFTWARE LTD/ISRAELexited-101,581-$45.3M
FYBRexited-1,015,468-$38.7M
EAexited-150,972-$30.8M
CMAexited-333,648-$29M
DAYexited-359,887-$24.9M

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, Q1 2026

Share positions as resolved from 13F-HR 0001172661-26-001696, largest first. % of portfolio is the value over $362,925,931, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NSCNORFOLK SOUTHN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 96,100 shares; 2025Q4: 122,542 shares; 2026Q1: 151,835 shares 151,835$43.6M12.01%+29,293Timeline
GTLSCHART INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 118,223 shares; 2025Q4: 120,283 shares; 2026Q1: 198,940 shares 198,940$41.1M11.33%+78,657Timeline
CWANCLEARWATER ANALYTICS HLDGS IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,719,139 shares 1,719,139$40.7M11.2%newTimeline
ACWIISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 280,800 shares; 2025Q1: 274,800 shares; 2025Q2: 276,800 shares; 2025Q3: 276,800 shares; 2025Q4: 276,800 shares; 2026Q1: 276,800 shares 276,800$38.3M10.55%0Timeline
WBDWARNER BROS DISCOVERY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,227,776 shares 1,227,776$33.7M9.29%newTimeline
PENPENUMBRA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 95,990 shares 95,990$31.5M8.69%newTimeline
KVUEKENVUE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,412,271 shares 1,412,271$24.3M6.71%newTimeline
QRVOQORVO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 232,010 shares 232,010$18M4.95%newTimeline
ECHOECHOSTAR CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 192,935 shares; 2025Q4: 137,935 shares; 2026Q1: 145,935 shares 145,935$17.1M4.71%+8,000Timeline
RVMDREVOLUTION MEDICINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 159,413 shares 159,413$15.5M4.27%newTimeline
UNFUNIFIRST CORP MASSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 51,128 shares 51,128$12.9M3.54%newTimeline
TXNMTXNM ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 269,000 shares; 2025Q3: 389,851 shares; 2025Q4: 379,851 shares; 2026Q1: 146,650 shares 146,650$8.57M2.36%-233,201Timeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 15,000 shares; 2025Q1: 15,000 shares; 2025Q2: 15,000 shares; 2025Q3: 16,000 shares; 2025Q4: 16,000 shares; 2026Q1: 14,000 shares 14,000$6.71M1.85%-2,000Timeline
VTVVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 38,000 shares; 2025Q1: 38,000 shares; 2025Q2: 38,000 shares; 2025Q3: 38,000 shares; 2025Q4: 38,000 shares; 2026Q1: 33,000 shares 33,000$6.47M1.78%-5,000Timeline
IEURISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 55,000 shares; 2025Q1: 55,000 shares; 2025Q2: 55,000 shares; 2025Q3: 55,000 shares; 2025Q4: 55,000 shares; 2026Q1: 55,000 shares 55,000$3.86M1.06%0Timeline
BBJPJ P MORGAN EXCHANGE TRADED FQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 55,000 shares; 2025Q1: 55,000 shares; 2025Q2: 55,000 shares; 2025Q3: 55,000 shares; 2025Q4: 55,000 shares; 2026Q1: 55,000 shares 55,000$3.79M1.04%0Timeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 5,000 shares 5,000$3.25M0.9%newTimeline
VGKVANGUARD INTL EQUITY INDEX FQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 45,000 shares; 2025Q1: 45,000 shares; 2025Q2: 45,000 shares; 2025Q3: 45,000 shares; 2025Q4: 45,000 shares; 2026Q1: 35,000 shares 35,000$2.89M0.79%-10,000Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 12,500 shares; 2025Q1: 12,500 shares; 2025Q2: 12,500 shares; 2025Q3: 12,500 shares; 2025Q4: 12,500 shares; 2026Q1: 9,500 shares 9,500$1.98M0.55%-3,000Timeline
VUGVANGUARD INDEX FDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 27,100 shares; 2025Q1: 27,100 shares; 2025Q2: 27,100 shares; 2025Q3: 27,100 shares; 2025Q4: 27,100 shares; 2026Q1: 27,100 shares 27,100$1.97M0.54%0Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 5,000 shares; 2025Q1: 5,000 shares; 2025Q2: 6,000 shares; 2025Q3: 6,000 shares; 2025Q4: 6,000 shares; 2026Q1: 3,000 shares 3,000$1.11M0.31%-3,000Timeline
IVEISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 10,000 shares; 2025Q1: 10,000 shares; 2025Q2: 10,000 shares; 2025Q3: 10,000 shares; 2025Q4: 10,000 shares; 2026Q1: 5,000 shares 5,000$1.06M0.29%-5,000Timeline
GSGOLDMAN SACHS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,000 shares 1,000$846K0.23%newTimeline
COFCAPITAL ONE FINL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 19,833 shares; 2025Q3: 19,833 shares; 2025Q4: 19,833 shares; 2026Q1: 3,833 shares 3,833$699K0.19%-16,000Timeline
MSMORGAN STANLEYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 4,000 shares 4,000$658K0.18%newTimeline
VVISA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 2,000 shares 2,000$604K0.17%newTimeline
JPMJPMORGAN CHASE & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 2,000 shares 2,000$588K0.16%newTimeline
VLRSCONTROLADORA VUELA COMP DE AQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 75,158 shares 75,158$544K0.15%newTimeline
EWJISHARES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: 4,000 shares; 2025Q1: 4,000 shares; 2025Q2: 4,000 shares; 2025Q3: 4,000 shares; 2025Q4: 4,000 shares; 2026Q1: 4,000 shares 4,000$338K0.09%0Timeline
AXPAMERICAN EXPRESS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,000 shares 1,000$302K0.08%newTimeline
FLLFULL HSE RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 10,000 shares 10,000$22.5K0.01%newTimeline

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 SHSput90,000$58.5Mnew
QQQINVESCO QQQ TR COMput30,000$17.3Mnew
BNOUNITED STS BRENT OIL FD LP COMcall22,000$1.14Mnew
CZRCAESARS ENTERTAINMENT INC NE COMcall27,500$727Knew

Sold out in Q1 2026

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

SecurityShares beforeValue beforeType
CYBERARK SOFTWARE LTD/ISRAELCYBERARK SOFTWARE LTD/ISRAEL101,581$45.3Mshares
FYBRFRONTIER COMMUNICATIONS PARE1,015,468$38.7Mshares
EAELECTRONIC ARTS INC150,972$30.8Mshares
CMACOMERICA INC333,648$29Mshares
DAYDAYFORCE INC359,887$24.9Mshares
AESAES CORP1,280,832$18.4Mshares
EXASEXACT SCIENCES CORP177,379$18Mshares
CDTXCIDARA THERAPEUTICS INC41,414$9.15Mshares
ASTRIA THERAPEUTICS INCASTRIA THERAPEUTICS INC689,735$9.03Mshares
CADECADENCE BANK210,338$9.01Mshares
HOUSANYWHERE REAL ESTATE INC507,463$7.19Mshares
MARA HOLDINGS INCMARA HOLDINGS INC7,400,000$6.19Mprincipal
CLEANSPARK INCCLEANSPARK INC4,000,000$4.16Mprincipal
AERAERCAP HOLDINGS NV25,000$3.59Mshares
MSOSADVISORSHARES TR593,782$2.8Mshares
KMBKIMBERLY-CLARK CORP7,313$738Kshares

How Q1 2026 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 0001172661-26-001696 base2026-05-12acceptance time not in the bulk data set