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Islander Capital Partners, L.P.

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13F filer, CIK 2081714, SAN FRANCISCO, CA

Islander Capital Partners, L.P. reported $275,714,494 across 13 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 93.18% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0002081714-26-000006

Period
2026-06-30
Reported value
$276M
Holdings
13
Top 10 weight
93.18%
New
2
Sold out
6

Largest buys vs the previous quarter

SecurityShares changeApprox. value
MSGSnew+44,122$17.7M
SHOPadded+130,000$14.8M
RIVNnew+363,733$6.31M
FWONKadded+40,000$3.81M
KVYOadded+157,304$2.38M

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
RBLXexited-458,000-$25.9M
TKOexited-50,000-$10.1M
UBERexited-77,000-$5.54M
TTWOexited-26,163-$5.17M
AFRMreduced-40,903-$3.34M

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 2026

Share positions as resolved from 13F-HR 0002081714-26-000006, largest first. % of portfolio is the value over $275,714,494, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPOTSPOTIFY TECHNOLOGY S AQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 74,000 shares; 2026Q1: 102,700 shares; 2026Q2: 107,500 shares 107,500$49.4M17.9%+4,800Timeline
AFRMAFFIRM HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 326,355 shares; 2026Q1: 570,000 shares; 2026Q2: 529,097 shares 529,097$43.1M15.65%-40,903Timeline
SPHRSPHERE ENTERTAINMENT COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 220,028 shares; 2026Q1: 220,028 shares; 2026Q2: 220,028 shares 220,028$38.1M13.81%0Timeline
SHOPSHOPIFY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 123,258 shares; 2026Q1: 196,000 shares; 2026Q2: 326,000 shares 326,000$37.2M13.5%+130,000Timeline
KVYOKLAVIYO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 621,738 shares; 2026Q1: 1,226,000 shares; 2026Q2: 1,383,304 shares 1,383,304$20.9M7.58%+157,304Timeline
TDGTRANSDIGM GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 11,950 shares; 2026Q1: 13,580 shares; 2026Q2: 14,580 shares 14,580$19.4M7.04%+1,000Timeline
MSGSMADISON SQUARE GRDN SPRT CORQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 44,122 shares 44,122$17.7M6.43%newTimeline
NFLXNETFLIX INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 263,578 shares; 2026Q1: 199,828 shares; 2026Q2: 185,828 shares 185,828$13.3M4.81%-14,000Timeline
FWONKLIBERTY MEDIA CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 60,000 shares; 2026Q2: 100,000 shares 100,000$9.51M3.45%+40,000Timeline
DASHDOORDASH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 45,000 shares; 2026Q2: 45,000 shares 45,000$8.3M3.01%0Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 48,491 shares; 2026Q1: 32,000 shares; 2026Q2: 32,000 shares 32,000$7.63M2.77%0Timeline
RIVNRIVIAN AUTOMOTIVE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 363,733 shares 363,733$6.31M2.29%newTimeline
MSGEMADISON SQUARE GARDEN ENTMTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 54,355 shares; 2026Q1: 80,000 shares; 2026Q2: 60,000 shares 60,000$4.85M1.76%-20,000Timeline

Sold out in Q2 2026

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

SecurityShares beforeValue beforeType
AFRMAFFIRM HLDGS INC794,800$36.4Mcall
RBLXROBLOX CORP458,000$25.9Mshares
SKYDPARAMOUNT SKYDANCE CORP1,964,500$17.7Mput
TKOTKO GROUP HOLDINGS INC50,000$10.1Mshares
UBERUBER TECHNOLOGIES INC77,000$5.54Mshares
TTWOTAKE-TWO INTERACTIVE SOFTWAR26,163$5.17Mshares

How Q2 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 0002081714-26-000006 base2026-08-14acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0002081714-26-000006 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-HR 0002081714-26-000005 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-HR 0002081714-26-000002 Quarter ended 2025-12-312026-02-13acceptance time not in the bulk data set