Islander Capital Partners, L.P.
Follow13F filer, CIK 2081714, SAN FRANCISCO, CA
Islander Capital Partners, L.P. reported $307,874,262 across 17 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 89.29% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0002081714-26-000005
- Period
- 2026-03-31
- Reported value
- $308M
- Holdings
- 17
- Top 10 weight
- 89.29%
- New
- 4
- Sold out
- 1
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| SPOTadded | +28,700 | $13.9M |
| RBLXadded | +210,142 | $11.9M |
| KVYOadded | +604,262 | $11.8M |
| AFRMadded | +243,645 | $11.2M |
| SHOPadded | +72,742 | $8.63M |
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
| Security | Shares change | Approx. value |
|---|---|---|
| NFLXreduced | -63,750 | -$6.13M |
| Zexited | -64,841 | -$4.42M |
| AMZNreduced | -16,491 | -$3.43M |
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 0002081714-26-000005, largest first. % of portfolio is the value over $253,736,736, the sum of the share positions whose value is usable for ratios (method).
| Security | History | Shares | Value | % of portfolio | Change | Latest event | Timeline |
|---|---|---|---|---|---|---|---|
| SPOTSPOTIFY TECHNOLOGY S A | 102,700 | $49.8M | 19.63% | +28,700 | Timeline | ||
| AFRMAFFIRM HLDGS INC | 570,000 | $26.1M | 10.29% | +243,645 | Timeline | ||
| RBLXROBLOX CORP | 458,000 | $25.9M | 10.21% | +210,142 | Timeline | ||
| SPHRSPHERE ENTERTAINMENT CO | 220,028 | $25.8M | 10.18% | 0 | Timeline | ||
| KVYOKLAVIYO INC | 1,226,000 | $23.9M | 9.4% | +604,262 | Timeline | ||
| SHOPSHOPIFY INC | 196,000 | $23.2M | 9.16% | +72,742 | Timeline | ||
| NFLXNETFLIX INC. | 199,828 | $19.2M | 7.57% | -63,750 | Timeline | ||
| TDGTRANSDIGM GROUP INC | 13,580 | $15.7M | 6.2% | +1,630 | Timeline | ||
| TKOTKO GROUP HOLDINGS INC | 50,000 | $10.1M | 3.97% | +31,624 | Timeline | ||
| DASHDOORDASH INC | 45,000 | $6.76M | 2.66% | new | Timeline | ||
| AMZNAMAZON COM INC | 32,000 | $6.66M | 2.63% | -16,491 | Timeline | ||
| UBERUBER TECHNOLOGIES INC | 77,000 | $5.54M | 2.18% | +29,133 | Timeline | ||
| TTWOTAKE-TWO INTERACTIVE SOFTWAR | 26,163 | $5.17M | 2.04% | 0 | Timeline | ||
| FWONKLIBERTY MEDIA CORP DEL | 60,000 | $5.1M | 2.01% | new | Timeline | ||
| MSGEMADISON SQUARE GARDEN ENTMT | 80,000 | $4.71M | 1.86% | +25,645 | Timeline |
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).
Sold out in Q1 2026
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| ZZILLOW GROUP INC | 64,841 | $4.42M | shares |
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).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0002081714-26-000005 | base | 2026-05-15 | acceptance time not in the bulk data set |