Portman Square Capital Llp
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$2.60B
Q ending 2026-03-31
Prior quarter
$2.26B
Q ending 2025-12-31
Change
+14.8% QoQ · -31.0% YoY
Positions
102
reported holdings
Largest positions
Top 100 of 102 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Spdr Gold Tr | GLD | Call | $336.7M | 783K |
| Nextera Energy Inc | NEE | Put | $203.0M | 2.2M |
| Southern Co | SO | Put | $95.2M | 987K |
| Hewlett Packard Enterprise C | HPE | Put | $79.3M | 3.3M |
| Ppl Corp | PPL 7 02/15/29 | Shares | $78.3M | 1.5M |
| Southern Co | SO 7.125 12/15/28 A | Shares | $69.2M | 1.3M |
| Ppl Corp | PPL | Put | $67.8M | 1.8M |
| Microchip Technology Inc. | MCHP 7.5 03/15/28 | Shares | $67.5M | 1.2M |
| Oracle Corp | ORCL | Put | $66.9M | 455K |
| Pg&E Corp | PCG | Put | $66.8M | 3.8M |
| Nebius Group N.V. | Put | $66.3M | 639K | |
| Albemarle Corp | ALB | Put | $66.1M | 368K |
| Boeing Co | BA | Put | $61.9M | 311K |
| Microchip Technology Inc. | MCHP | Put | $52.8M | 818K |
| Novanta Inc | NOVT 6.5 11/01/28 | Shares | $51.4M | 960K |
| Coreweave Inc | CRWV | Put | $42.6M | 550K |
| Akamai Technologies Inc | AKAM | Put | $39.5M | 344K |
| Albemarle Corp | ALB 7.25 03/01/27 | Shares | $39.0M | 541K |
| Alibaba Group Hldg Ltd | BABA | Put | $37.0M | 295K |
| Live Nation Entertainment In | LYV | Put | $36.1M | 237K |
| Nextera Energy Inc | NEE | Shares | $35.8M | 385K |
| Ugi Corp New | UGI | Put | $35.6M | 977K |
| Reddit Inc | RDDT | Put | $34.6M | 257K |
| Ares Management Corporation | ARES | Put | $33.5M | 307K |
| Nextera Energy Inc | NEE 7.375 02/15/29 | Shares | $29.0M | 575K |
| On Semiconductor Corp | ON | Put | $28.0M | 452K |
| Novanta Inc | NOVT | Put | $27.4M | 232K |
| Evergy Inc | EVRG 4.5 12/15/27 | Principal | $27.0M | 20.0M |
| Starwood Ppty Tr Inc | STWD | Put | $25.8M | 1.5M |
| Firstenergy Corp | FE | Put | $25.6M | 505K |
| Boeing Co | BA 6 10/15/27 | Shares | $23.0M | 356K |
| Enovis Corporation | ENOV | Call | $22.7M | 999K |
| Spdr Gold Tr | GLD | Put | $21.5M | 50K |
| Spectrum Brands Holdings Inc | SPB | Call | $21.3M | 290K |
| Tetra Tech Inc New | TTEK | Put | $20.6M | 686K |
| Fluor Corp | FLR | Put | $18.9M | 406K |
| Realty Income Corp | O | Put | $18.6M | 303K |
| Global Pmts Inc | GPN | Put | $18.4M | 274K |
| Winnebago Inds Inc | WGO | Call | $18.2M | 587K |
| Advanced Energy Inds | AEIS | Put | $18.1M | 56K |
| United Sts Oil Fd Lp | USO | Put | $18.0M | 141K |
| Jazz Investments I Ltd | JAZZ 3.125 09/15/30 | Principal | $17.7M | 12.5M |
| Guardant Health Inc | GH 1.25 02/15/31 | Principal | $16.8M | 10.0M |
| Itron Inc | ITRI | Put | $16.6M | 185K |
| Pg&E Corp | PCG 6 12/01/27 A | Shares | $16.5M | 381K |
| Blackline Inc | BL | Put | $16.3M | 440K |
| Albemarle Corp | ALB | Shares | $15.6M | 87K |
| Spdr Gold Tr | GLD | Shares | $15.5M | 36K |
| Evergy Inc | EVRG | Put | $15.2M | 185K |
| Global Pmts Inc | GPN | Call | $14.8M | 220K |
| United Sts Oil Fd Lp | USO | Call | $14.5M | 114K |
| Hewlett Packard Enterprise C | HPE 7.625 09/01/27 | Shares | $14.3M | 220K |
| Zto Express Cayman Inc | ZTO | Put | $13.9M | 551K |
| Wayfair Inc | W | Shares | $13.7M | 182K |
| Wec Energy Group Inc | WEC | Put | $13.3M | 115K |
| Cloudflare Inc | NET | Put | $13.0M | 63K |
| Alnylam Pharmaceuticals Inc | ALNY | Put | $12.5M | 38K |
| Ares Management Corporation | ARES 6.75 10/01/27 B | Shares | $11.4M | 312K |
| Osi Systems Inc | OSIS 2.25 08/01/29 | Principal | $10.7M | 7.0M |
| Synaptics Inc | SYNA | Put | $10.2M | 146K |
| Osi Systems Inc | OSIS | Put | $10.1M | 38K |
| Jazz Pharmaceuticals Plc | Put | $10.0M | 53K | |
| Bridgebio Pharma Inc | BBIO | Call | $9.9M | 134K |
| Oracle Corp | ORCL | Shares | $9.9M | 67K |
| Kraneshares Trust | KWEB | Call | $9.2M | 325K |
| Guardant Health Inc | GH | Put | $9.2M | 100K |
| Lucid Group Inc | LCID | Put | $8.8M | 926K |
| Shift4 Pmts Inc | FOUR | Put | $8.6M | 197K |
| Shift4 Pmts Inc | FOUR 6 05/01/28 | Shares | $8.5M | 155K |
| Starwood Ppty Tr Inc | STWD 6.75 07/15/27 | Principal | $8.2M | 8.0M |
| Reddit Inc | RDDT | Shares | $7.4M | 55K |
| Iren Limited | Shares | $6.0M | 176K | |
| On Semiconductor Corp | ON | Shares | $6.0M | 96K |
| Nextera Energy Inc | NEE 7.299 06/01/27 | Shares | $5.7M | 100K |
| Alnylam Pharmaceuticals Inc | ALNY | Shares | $5.6M | 17K |
| Pg&E Corp | PCG | Shares | $5.5M | 315K |
| Fluor Corp | FLR | Shares | $4.7M | 100K |
| Hewlett Packard Enterprise C | HPE | Shares | $4.5M | 189K |
| Bridgebio Pharma Inc | BBIO | Put | $4.5M | 60K |
| Lucid Group Inc | LCID | Shares | $4.4M | 462K |
| Tetra Tech Inc New | TTEK | Shares | $4.3M | 144K |
| Southern Co | SO | Shares | $4.3M | 44K |
| Kraneshares Trust | KWEB | Shares | $4.0M | 140K |
| Nebius Group N.V. | Shares | $3.6M | 35K | |
| Nextera Energy Inc | NEE 7.234 11/01/27 | Shares | $2.7M | 51K |
| Synaptics Inc | SYNA | Shares | $2.3M | 33K |
| Zto Express Cayman Inc | ZTO | Shares | $2.0M | 81K |
| Cloudflare Inc | NET | Shares | $1.5M | 7K |
| Starwood Ppty Tr Inc | STWD | Shares | $1.1M | 66K |
| Apollo Global Mgmt Inc | APO | Call | $780K | 7K |
| Blackstone Inc | BX | Call | $690K | 6K |
| Carlyle Group Inc | CG | Call | $677K | 14K |
| Voyager Technologies Inc | VOYG | Shares | $671K | 29K |
| Kkr & Co Inc | KKR | Call | $648K | 7K |
| Tpg Inc | TPG | Call | $608K | 15K |
| Sofi Technologies Inc | SOFI | Shares | $600K | 38K |
| Realty Income Corp | O | Shares | $566K | 9K |
| Wayfair Inc | W | Put | $564K | 8K |
| Upstart Hldgs Inc | UPST | Shares | $303K | 12K |
| Blue Owl Capital Inc | OWL | Call | $274K | 30K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.