Portman Square Capital LLP
Follow13F filer, CIK 1966898, London, United Kingdom
Portman Square Capital LLP reported $2,110,303,518 across 94 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-07-15. Its ten largest share positions make up 68.35% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001172661-26-002622
- Period
- 2026-06-30
- Reported value
- $2.11B
- Holdings
- 94
- Top 10 weight
- 68.35%
- New
- 15
- Sold out
- 23
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| BABAnew | +695,718 | $66.8M |
| RDDTadded | +259,272 | $45M |
| STXnew | +25,167 | $24.3M |
| AKAMnew | +178,077 | $21.1M |
| Wadded | +227,310 | $21M |
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 |
|---|---|---|
| MCHPPreduced | -725,000 | -$55.8M |
| NOVTUreduced | -750,000 | -$51.1M |
| PPLreduced | -800,000 | -$39.1M |
| BAPRAexited | -356,000 | -$23M |
| HEWLETT PACKARD ENTERPRISE Creduced | -185,000 | -$21.6M |
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 0001172661-26-002622, largest first. % of portfolio is the value over $587,026,188, the sum of the share positions whose value is usable for ratios (method).
| Security | History | Shares | Value | % of portfolio | Change | Latest event | Timeline |
|---|---|---|---|---|---|---|---|
| BABAALIBABA GROUP HLDG LTD | 695,718 | $66.8M | 11.38% | new | Timeline | ||
| SOSOUTHERN CO | 1,236,000 | $61.8M | 10.54% | -100,000 | Timeline | ||
| RDDTREDDIT INC | 313,872 | $54.5M | 9.28% | +259,272 | Timeline | ||
| WWAYFAIR INC | 409,349 | $37.8M | 6.44% | +227,310 | Timeline | ||
| PPLPPL CORP | 730,000 | $35.7M | 6.08% | -800,000 | Timeline | ||
| MCHPPMICROCHIP TECHNOLOGY INC. | 450,000 | $34.7M | 5.9% | -725,000 | Timeline | ||
| ALBEMARLE CORPALBEMARLE CORP | 541,000 | $30M | 5.11% | 0 | |||
| NEENEXTERA ENERGY INC | 322,752 | $28.3M | 4.83% | -62,645 | Timeline | ||
| STXSEAGATE TECHNOLOGY HLDNGS PL | 25,167 | $24.3M | 4.14% | new | Timeline | ||
| AKAMAKAMAI TECHNOLOGIES INC | 178,077 | $21.1M | 3.59% | new | Timeline | ||
| NEENEXTERA ENERGY INC | 410,000 | $19.6M | 3.34% | -165,000 | Timeline | ||
| PG&E CORPPG&E CORP | 381,000 | $15.8M | 2.69% | 0 | |||
| NOVTUNOVANTA INC | 210,000 | $14.3M | 2.44% | -750,000 | Timeline | ||
| GLDSPDR GOLD TR | 27,000 | $9.95M | 1.69% | -9,000 | Timeline | ||
| ORCLORACLE CORP | 58,020 | $8.5M | 1.45% | -8,963 | Timeline | ||
| ALNYALNYLAM PHARMACEUTICALS INC | 25,016 | $7.53M | 1.28% | +8,092 | Timeline | ||
| WDCWESTERN DIGITAL CORP | 10,430 | $6.66M | 1.13% | new | Timeline | ||
| SOSOUTHERN CO | 61,789 | $5.91M | 1.01% | +17,414 | Timeline | ||
| NEENEXTERA ENERGY INC | 100,000 | $5.36M | 0.91% | 0 | Timeline | ||
| ARES MANAGEMENT CORPORATIONARES MANAGEMENT CORPORATION | 140,000 | $5.13M | 0.87% | -172,000 | |||
| KWEBKRANESHARES TRUST | 175,000 | $4.28M | 0.73% | +35,000 | Timeline | ||
| HEWLETT PACKARD ENTERPRISE CHEWLETT PACKARD ENTERPRISE C | 35,000 | $4.09M | 0.7% | -185,000 | |||
| PCGPG&E CORP | 230,773 | $3.88M | 0.66% | -84,000 | Timeline | ||
| ONON SEMICONDUCTOR CORP | 35,065 | $3.32M | 0.56% | -61,069 | Timeline | ||
| TTEKTETRA TECH INC NEW | 113,409 | $3.28M | 0.56% | -30,652 | Timeline | ||
| ALBALBEMARLE CORP | 22,642 | $3.06M | 0.52% | -64,169 | Timeline | ||
| NEENEXTERA ENERGY INC | 51,000 | $2.55M | 0.44% | 0 | Timeline | ||
| PPLPPL CORP | 57,032 | $2.07M | 0.35% | new | Timeline | ||
| ZTOZTO EXPRESS CAYMAN INC | 71,243 | $1.59M | 0.27% | -9,263 | Timeline | ||
| LCIDLUCID GROUP INC | 225,054 | $1.51M | 0.26% | -236,456 | Timeline | ||
| STWDSTARWOOD PPTY TR INC | 81,810 | $1.34M | 0.23% | +15,917 | Timeline | ||
| FXIISHARES TR | 30,000 | $948K | 0.16% | new | Timeline | ||
| UPSTUPSTART HLDGS INC | 19,036 | $674K | 0.11% | +7,226 | Timeline | ||
| AEISADVANCED ENERGY INDS | 1,240 | $462K | 0.08% | new | Timeline | ||
| HPEHEWLETT PACKARD ENTERPRISE C | 6,728 | $304K | 0.05% | -181,776 | Timeline | ||
| XRXXEROX HOLDINGS CORP | 16,807 | $52.6K | 0.01% | 0 | 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).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| IRENIREN LIMITED STOK | put | 4,096,200 | $187M | new |
| GLDSPDR GOLD TR GOLD SHS | call | 350,000 | $129M | -432,500 |
| NEENEXTERA ENERGY INC COM | put | 1,328,900 | $117M | -856,700 |
| BABAALIBABA GROUP HLDG LTD SPONSORED ADS | put | 1,180,900 | $113M | +885,900 |
| SOSOUTHERN CO COM | put | 880,200 | $84.2M | -106,500 |
| RDDTREDDIT INC Stock | put | 412,100 | $71.5M | +155,500 |
| PPLPPL CORP Stock | put | 1,795,400 | $65.3M | +20,400 |
| WWAYFAIR INC CL A | put | 569,500 | $52.6M | +562,000 |
| PCGPG&E CORP Stock | put | 3,103,300 | $52.2M | -700,000 |
| MCHPMICROCHIP TECHNOLOGY INC. Stock | put | 527,100 | $48.1M | -290,700 |
| ALBALBEMARLE CORP COM | put | 354,200 | $47.8M | -14,000 |
| GLDSPDR GOLD TR GOLD SHS | put | 125,000 | $46M | +75,000 |
| AKAMAKAMAI TECHNOLOGIES INC Stock | put | 384,300 | $45.4M | +40,100 |
| ORCLORACLE CORP COM | put | 259,800 | $38.1M | -195,200 |
| ONON SEMICONDUCTOR CORP Stock | put | 277,300 | $26.2M | -174,400 |
| SPBSPECTRUM BRANDS HOLDINGS INC Stock | call | 289,300 | $24.8M | -300 |
| FEFIRSTENERGY CORP COM | put | 477,900 | $22.7M | -27,000 |
| GPNGLOBAL PMTS INC COM | put | 273,800 | $19.9M | 0 |
| TTEKTETRA TECH INC NEW COM | put | 685,400 | $19.8M | -100 |
| STWDSTARWOOD PPTY TR INC REIT | put | 1,185,700 | $19.4M | -315,300 |
| WGOWINNEBAGO INDS INC COM | call | 581,900 | $18.2M | -5,400 |
| SYNASYNAPTICS INC Stock | put | 146,300 | $18.2M | 0 |
| ITRIITRON INC Stock | put | 185,300 | $16M | 0 |
| GPNGLOBAL PMTS INC COM | call | 219,900 | $16M | 0 |
| NETCLOUDFLARE INC Stock | put | 64,500 | $15.8M | +1,500 |
| FLRFLUOR CORP COM | put | 295,700 | $15.5M | -110,100 |
| ARESARES MANAGEMENT CORPORATION Stock | put | 130,300 | $14.5M | -176,700 |
| GHGUARDANT HEALTH INC Stock | put | 94,800 | $14.2M | -5,200 |
| ALNYALNYLAM PHARMACEUTICALS INC Stock | put | 46,200 | $13.9M | +8,300 |
| BLBLACKLINE INC COM | put | 439,800 | $12.3M | -400 |
| NOVTNOVANTA INC COM | put | 73,800 | $12M | -157,800 |
| HPEHEWLETT PACKARD ENTERPRISE C Stock | put | 262,700 | $11.9M | -3,069,100 |
| ENOVENOVIS CORPORATION COM | call | 563,800 | $11.7M | -434,800 |
| ZTOZTO EXPRESS CAYMAN INC SPONSORED ADS A | put | 493,700 | $11M | -57,700 |
| JAZZJAZZ PHARMACEUTICALS PLC Stock | put | 41,900 | $10.1M | -11,100 |
| BBIOBRIDGEBIO PHARMA INC COM | call | 133,600 | $9.95M | 0 |
| OREALTY INCOME CORP REIT | put | 142,200 | $8.81M | -161,100 |
| IWMISHARES TR SHS | call | 27,500 | $8.26M | new |
| USOUNITED STS OIL FD LP COM | put | 75,000 | $7.98M | -66,300 |
| FXIISHARES TR CHINA LG-CAP ETF | call | 231,100 | $7.3M | new |
| EWYISHARES INC MSCI STH KOR ETF | put | 35,100 | $7.09M | new |
| SMTCSEMTECH CORP Stock | put | 40,600 | $6.57M | new |
| LCIDLUCID GROUP INC Stock | put | 925,300 | $6.19M | -200 |
| BBIOBRIDGEBIO PHARMA INC COM | put | 60,000 | $4.47M | 0 |
| EVRGEVERGY INC Stock | put | 43,500 | $3.76M | -141,500 |
| SMHVANECK ETF TRUST COM | put | 5,300 | $3.48M | new |
| KWEBKRANESHARES TRUST CSI CHI INTERNET | call | 100,000 | $2.45M | -225,000 |
| LYVLIVE NATION ENTERTAINMENT IN Stock | put | 12,000 | $2.2M | -225,000 |
| TLTISHARES TR 20 YR TR BD ETF | put | 15,000 | $1.3M | new |
| APOAPOLLO GLOBAL MGMT INC Stock | call | 3,500 | $414K | -3,500 |
| BXBLACKSTONE INC COM | call | 3,000 | $353K | -3,000 |
| KKRKKR & CO INC COM | call | 3,500 | $321K | -3,500 |
| TPGTPG INC Stock | call | 7,500 | $304K | -7,500 |
| CGCARLYLE GROUP INC Stock | call | 7,000 | $295K | -7,000 |
| OWLBLUE OWL CAPITAL INC Stock | call | 15,000 | $131K | -15,000 |
Principal amounts
Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| FIRSTENERGY CORPFIRSTENERGY CORP NOTE 3.875% 1/1 | principal | 24,600,000 | $27.3M | new |
| EVERGY INCEVERGY INC NOTE 4.500%12/1 | principal | 15,800,000 | $22.4M | -4,200,000 |
| JAZZ INVESTMENTS I LTDJAZZ INVESTMENTS I LTD Convertible | principal | 5,925,000 | $10.1M | -6,575,000 |
Sold out in Q2 2026
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| NBISNEBIUS GROUP N.V. | 639,300 | $66.3M | put |
| BABOEING CO | 310,800 | $61.9M | put |
| CRWVCOREWEAVE INC | 550,000 | $42.6M | put |
| UGIUGI CORP NEW | 976,500 | $35.6M | put |
| BAPRABOEING CO | 356,000 | $23M | shares |
| AEISADVANCED ENERGY INDS | 56,000 | $18.1M | put |
| GUARDANT HEALTH INCGUARDANT HEALTH INC | 10,000,000 | $16.8M | principal |
| USOUNITED STS OIL FD LP | 113,600 | $14.5M | call |
| WECWEC ENERGY GROUP INC | 115,000 | $13.3M | put |
| OSI SYSTEMS INCOSI SYSTEMS INC | 7,000,000 | $10.7M | principal |
| OSISOSI SYSTEMS INC | 37,900 | $10.1M | put |
| FOURSHIFT4 PMTS INC | 197,400 | $8.63M | put |
| SHIFT4 PMTS INCSHIFT4 PMTS INC | 155,000 | $8.49M | shares |
| STARWOOD PPTY TR INCSTARWOOD PPTY TR INC | 8,000,000 | $8.16M | principal |
| IRENIREN LIMITED | 176,466 | $6.05M | shares |
| FLRFLUOR CORP | 99,844 | $4.66M | shares |
| NBISNEBIUS GROUP N.V. | 35,087 | $3.64M | shares |
| SYNASYNAPTICS INC | 33,322 | $2.33M | shares |
| NETCLOUDFLARE INC | 7,278 | $1.5M | shares |
| VOYGVOYAGER TECHNOLOGIES INC | 28,700 | $671K | shares |
| SOFISOFI TECHNOLOGIES INC | 37,753 | $600K | shares |
| OREALTY INCOME CORP | 9,254 | $566K | shares |
| HLNEHAMILTON LANE INC | 2,200 | $219K | call |
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).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0001172661-26-002622 | base | 2026-07-15 | acceptance 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.
| Filing | Subject | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001172661-26-002622 | Quarter ended 2026-06-30 | 2026-07-15 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-26-001542 | Quarter ended 2026-03-31 | 2026-04-27 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-26-000284 | Quarter ended 2025-12-31 | 2026-01-23 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-25-004304 | Quarter ended 2025-09-30 | 2025-10-16 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-25-002756 | Quarter ended 2025-06-30 | 2025-07-29 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-25-001561 | Quarter ended 2025-03-31 | 2025-05-02 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-25-000225 | Quarter ended 2024-12-31 | 2025-01-16 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-24-004266 | Quarter ended 2024-09-30 | 2024-10-16 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-24-002848 | Quarter ended 2024-06-30 | 2024-07-19 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-24-001852 | Quarter ended 2024-03-31 | 2024-04-15 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-24-000278 | Quarter ended 2023-12-31 | 2024-01-19 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-23-003519 | Quarter ended 2023-09-30 | 2023-10-30 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-23-002621 | Quarter ended 2023-06-30 | 2023-07-26 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-23-001836 | Quarter ended 2023-03-31 | 2023-05-04 | acceptance time not in the bulk data set | |
| 13F-HR 0001172661-23-001509 | Quarter ended 2022-12-31 | 2023-02-23 | acceptance time not in the bulk data set |