LuminArx Capital Management LP
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 14, 2026), LuminArx Capital Management LP reported 40 stock positions worth $167.4 million. Its top holding was SS SPDR S&P 500 ETF Trust-US (SPY) at 35.7% of the portfolio, followed by TJX Companies (TJX, 7.7%) and Sonida Senior Living (SNDA, 6.3%). Compared with Q1 2026, it opened 23 new positions, sold out of 24, added to 7 and reduced 4. The biggest buy was SS SPDR S&P 500 ETF Trust-US (SPY, shares +256%) and the biggest sale iShares Russell 2000 ETF (IWM, shares −76%).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001992915
- Portfolio Value
- $167.4M (Q2 2026)
- SEC Filing
- 0001992915-26-000003 ↗ filed Aug 14, 2026
Holdings Value
Holdings 40 stocks · $167.4M
| SPY SS SPDR S&P 500 ETF Trust-US | 35.69% | 80,000 | $59.7M | Add +255.6% |
| TJX TJX Companies Inc. filed as TJX COS INC NEW | 7.69% | 85,000 | $12.9M | New |
| SNDA Sonida Senior Living Inc. | 6.31% | 258,750 | $10.6M | No change |
| TGT Target Corp. | 6.24% | 80,000 | $10.4M | New |
| BCSS Bain Capital GSS Inv- A | 6.16% | 1,003,379 | $10.3M | No change |
| KFIIU K&F Growth Acquisition Corp. | 4.76% | 750,000 | $8.0M | No change |
| IWM iShares Russell 2000 ETF | 3.59% | 20,000 | $6.0M | Reduce -76.5% |
| EVAC.U Eqv Ventures Acquisition Cor | 2.61% | 425,000 | $4.4M | No change |
| KRMN Karman Holdings Inc. | 2.09% | 70,000 | $3.5M | New |
| FTW Presidio Production Co. Class A | 1.96% | 270,098 | $3.3M | Add +8.0% |
| SHAZ Sharonai Holdings Inc. | 1.84% | 36,374 | $3.1M | Add +147.6% |
| BW Babcock & Wilcox Enterpr | 1.73% | 205,200 | $2.9M | New |
| QXO Qxo Inc. | 1.55% | 150,000 | $2.6M | New |
| F Ford Motor Co. filed as FORD MTR CO | 1.37% | 165,000 | $2.3M | New |
| WHK Whitehawk Minerals Corp. Class A | 1.29% | 77,852 | $2.2M | New |
| ADT Adt Inc. | 1.24% | 318,366 | $2.1M | New |
| IYR iShares US Real Estate ETF | 1.22% | 20,000 | $2.0M | New |
| XLE SS Energy Select Sector | 1.19% | 37,500 | $2.0M | Add +275.0% |
| GOOG Alphabet Inc. Class C | 1.12% | 37,500 | $1.9M | New |
| GOOGL Alphabet Inc. Class A | 1.12% | 37,500 | $1.9M | New |
| XE X-Energy Inc. | 1.10% | 100,000 | $1.8M | New |
| HAWK Hawkeye 360 Inc. | 1.00% | 82,500 | $1.7M | New |
| XOP SS SPDR S&P Og Exp & Prod | 0.92% | 10,000 | $1.5M | Add +33.3% |
| TXO Txo Partners LP | 0.61% | 81,733 | $1.0M | No change |
| BA The Boeing Co. | 0.60% | 15,000 | $1.0M | New |
| NEE Nextera Energy Inc. | 0.57% | 20,000 | $956K | New |
| ORCL Oracle Corp. | 0.55% | 20,600 | $922K | New |
| KKR KKR & Co. Inc. | 0.47% | 20,000 | $780K | New |
| APC Arko Petroleum Corp. | 0.46% | 40,418 | $762K | Reduce -8.1% |
| MAC The Macerich Co. | 0.45% | 30,000 | $756K | New |
| ARES Ares Management Corp. Class A | 0.43% | 20,000 | $720K | New |
| EEM iShares MSCI Emerging Market | 0.41% | 10,000 | $684K | Reduce -50.0% |
| FLY Firefly Aerospace Inc. | 0.40% | 22,500 | $662K | Add +12.5% |
| HUMA Humacyte Inc. | 0.30% | 650,000 | $507K | New |
| EQPT Equipmentshare.com Inc. Class A | 0.29% | 24,649 | $485K | New |
| NMG Nouveau Monde Graphite Inc. | 0.26% | 295,000 | $443K | New |
| BTBT Bit Digital Inc. | 0.19% | 175,000 | $315K | Reduce -46.1% |
| JAGU Jaguar Uranium Corp. Class A | 0.11% | 110,636 | $185K | Add +268.8% |
| NUAI New Era Energy & Digital Inc. | 0.10% | 25,000 | $160K | New |
| BCTX Briacell Therapeutics Corp. | 0.03% | 15,000 | $49K | No change |
Options reported separately and not counted above: SPY puts ($975K), TJX puts ($960K), NVDA calls ($858K), AMZN calls ($751K), TGT puts ($698K), IWM puts ($453K), F puts ($431K), AAPL calls ($275K), CELH calls ($268K), MAGS calls ($266K), XOP puts ($236K), XLE puts ($213K), and 23 more.
Other holdings (15): bonds, preferreds, convertibles and warrants · $48.9M (not counted above)
| Security | Class | Shares / Principal | Value | Change |
|---|---|---|---|---|
| CIFR Cipher Digital Inc. | COM · principal | 2,000,000 | $11.2M | New |
| IREN Iren Ltd. | ORDINARY SHARES · principal | 2,000,000 | $5.9M | New |
| JBLU Jetblue Airways Corp. | COM · principal | 5,000,000 | $5.5M | New |
| SO The Southern Co. | COM · principal | 4,000,000 | $4.2M | New |
| RIOT Riot Platforms Inc. | COM · principal | 2,000,000 | $4.0M | New |
| RUN Sunrun Inc. | COM · principal | 3,074,000 | $3.6M | New |
| SNOW Snowflake Inc. | COM SHS · principal | 2,000,000 | $3.4M | New |
| BABA Alibaba Group Holding-SP ADR | SPONSORED ADS · principal | 2,000,000 | $2.4M | New |
| MUX McEwen Inc. | COM NEW · principal | 1,000,000 | $1.9M | New |
| EVRG Evergy Inc. | COM · principal | 1,000,000 | $1.4M | New |
| UPST Upstart Holdings Inc. | COM · principal | 1,500,000 | $1.2M | New |
| UBER Uber Technologies Inc. | COM · principal | 1,000,000 | $1.2M | New |
| LYV Live Nation Entertainment Inc. | COM · principal | 1,000,000 | $1.2M | New |
| JOBY Joby Aviation Inc. | COMMON STOCK · principal | 1,000,000 | $912K | New |
| METC Ramaco Resources Inc. Class A | COM CL A · principal | 1,000,000 | $748K | New |
Total filed on the 13F, all lines: $216.3M.
Portfolio Sells Q1 2026 → Q2 2026
| IWM iShares Russell 2000 ETF | Reduce -76.5% | 3.59% | −18.30 |
| SARO Standardaero Inc. | Sold out | 0.00% | −2.55 |
| NRG NRG Energy Inc. | Sold out | 0.00% | −2.28 |
| APTV Aptiv PLC | Sold out | 0.00% | −1.83 |
| MNR Mach Natural Resources LP | Sold out | 0.00% | −1.41 |
| VZ Verizon Communications Inc. | Sold out | 0.00% | −1.30 |
| CELH Celsius Holdings Inc. | Sold out | 0.00% | −1.11 |
| CZR Caesars Entertainment Inc. | Sold out | 0.00% | −1.10 |
| YOU Clear Secure Inc. Class A | Sold out | 0.00% | −1.01 |
| BANC Banc of California Inc. | Sold out | 0.00% | −0.91 |
| NVDA Nvidia Corp. | Sold out | 0.00% | −0.91 |
| INVH Invitation Homes Inc. | Sold out | 0.00% | −0.90 |
| TLT iShares 20+ Year Treasury BD | Sold out | 0.00% | −0.90 |
| PEP Pepsico Inc. | Sold out | 0.00% | −0.81 |
| PRMB Primo Brands Corp. | Sold out | 0.00% | −0.78 |
| EEM iShares MSCI Emerging Market | Reduce -50.0% | 0.41% | −0.77 |
| BHC Bausch Health Cos Inc. | Sold out | 0.00% | −0.70 |
| BKNG Booking Holdings Inc. | Sold out | 0.00% | −0.66 |
| KWEB Kranesh Csi China Internet | Sold out | 0.00% | −0.59 |
| NIQ Niq Global Intelligence PLC | Sold out | 0.00% | −0.47 |
| APC Arko Petroleum Corp. | Reduce -8.1% | 0.46% | −0.36 |
| VGNT Versigent PLC | Sold out | 0.00% | −0.33 |
| RZLV Rezolve AI PLC | Sold out | 0.00% | −0.32 |
| BTBT Bit Digital Inc. | Reduce -46.1% | 0.19% | −0.25 |
| XLU St Sr Utl SL SE SPDR ETF-Usd | Sold out | 0.00% | −0.24 |
| ALOY Realloys Inc. | Sold out | 0.00% | −0.20 |
| ZONE Zone Frontier Inc. | Sold out | 0.00% | −0.07 |
| WAY Waystar Holding Corp. | Sold out | 0.00% | −0.00 |
Portfolio Buys Q1 2026 → Q2 2026
| SPY SS SPDR S&P 500 ETF Trust-US | Add +255.6% | 35.69% | +20.49 |
| TJX TJX Companies Inc. | New | 7.69% | +7.69 |
| TGT Target Corp. | New | 6.24% | +6.24 |
| KRMN Karman Holdings Inc. | New | 2.09% | +2.09 |
| BW Babcock & Wilcox Enterpr | New | 1.73% | +1.73 |
| QXO Qxo Inc. | New | 1.55% | +1.55 |
| SHAZ Sharonai Holdings Inc. | Add +147.6% | 1.84% | +1.49 |
| F Ford Motor Co. | New | 1.37% | +1.37 |
| WHK Whitehawk Minerals Corp. Class A | New | 1.29% | +1.29 |
| ADT Adt Inc. | New | 1.24% | +1.24 |
| IYR iShares US Real Estate ETF | New | 1.22% | +1.22 |
| GOOG Alphabet Inc. Class C | New | 1.12% | +1.12 |
| GOOGL Alphabet Inc. Class A | New | 1.12% | +1.12 |
| XE X-Energy Inc. | New | 1.10% | +1.10 |
| HAWK Hawkeye 360 Inc. | New | 1.00% | +1.00 |
| BA The Boeing Co. | New | 0.60% | +0.60 |
| NEE Nextera Energy Inc. | New | 0.57% | +0.57 |
| XLE SS Energy Select Sector | Add +275.0% | 1.19% | +0.55 |
| ORCL Oracle Corp. | New | 0.55% | +0.55 |
| KKR KKR & Co. Inc. | New | 0.47% | +0.47 |
| MAC The Macerich Co. | New | 0.45% | +0.45 |
| ARES Ares Management Corp. Class A | New | 0.43% | +0.43 |
| HUMA Humacyte Inc. | New | 0.30% | +0.30 |
| EQPT Equipmentshare.com Inc. Class A | New | 0.29% | +0.29 |
| NMG Nouveau Monde Graphite Inc. | New | 0.26% | +0.26 |
| NUAI New Era Energy & Digital Inc. | New | 0.10% | +0.10 |
| JAGU Jaguar Uranium Corp. Class A | Add +268.8% | 0.11% | +0.02 |
| FLY Firefly Aerospace Inc. | Add +12.5% | 0.40% | −0.20 |
| XOP SS SPDR S&P Og Exp & Prod | Add +33.3% | 0.92% | −0.49 |
| FTW Presidio Production Co. Class A | Add +8.0% | 1.96% | −0.90 |
Options Activity Q1 2026 → Q2 2026
| ISHARES TR | put | Sold out | 395,000 | $1.1Mbefore exit |
| SPY SS SPDR S&P 500 ETF Trust-US | put | New | 385,000 | $975K |
| TJX TJX Companies Inc. | put | New | 200,000 | $960K |
| NVDA Nvidia Corp. | call | New | 160,000 | $858K |
| AMZN Amazon.com Inc. | call | New | 200,000 | $751K |
| STATE STR SPDR S&P 500 ETF T | put | Sold out | 175,000 | $724Kbefore exit |
| TGT Target Corp. | put | New | 100,000 | $698K |
| IWM iShares Russell 2000 ETF | put | New | 300,000 | $453K |
| F Ford Motor Co. | put | New | 300,000 | $431K |
| AAPL Apple Inc. | call | New | 25,000 | $275K |
| CELH Celsius Holdings Inc. | call | New | 125,000 | $268K |
| MAGS Roundhill Magnificent Seven | call | New | 75,000 | $266K |
| XOP SS SPDR S&P Og Exp & Prod | put | New | 50,000 | $236K |
| SPDR SERIES TRUST | put | Sold out | 40,000 | $234Kbefore exit |
| XLE SS Energy Select Sector | put | New | 100,000 | $213K |
| NFLX Netflix Inc. | call | New | 125,000 | $210K |
| PEPSICO INC | put | Sold out | 25,000 | $174Kbefore exit |
| SELECT SECTOR SPDR TR | put | Sold out | 165,000 | $162Kbefore exit |
| IYR iShares US Real Estate ETF | put | New | 165,000 | $157K |
| CLEAR SECURE INC | put | Sold out | 50,000 | $155Kbefore exit |
| KWEB Kranesh Csi China Internet | call | New | 100,000 | $139K |
| BCSS Bain Capital GSS Inv- A | call | New | 200,675 | $136K |
| CINEMARK HLDGS INC | call | Sold out | 30,000 | $135Kbefore exit |
| ISHARES TR | put | Sold out | 130,000 | $133Kbefore exit |
| NBIS Nebius Group NV | put | New | 7,500 | $119K |
| EEM iShares MSCI Emerging Market | put | New | 85,000 | $109K |
| NRG ENERGY INC | call | Sold out | 50,000 | $101Kbefore exit |
| VERIZON COMMUNICATIONS INC | put | Sold out | 75,000 | $98Kbefore exit |
| SHAZ Sharonai Holdings Inc. | put | New | 20,000 | $98K |
| FLUT Flutter Entertainment PLC-Di | call | New | 128,700 | $98K |
| GLND Greenland Energy Co. | call | New | 100,000 | $85K |
| AMAZON COM INC | call | Sold out | 40,000 | $85Kbefore exit |
| SMH Vaneck Semiconductor ETF | put | New | 7,500 | $78K |
| QXO Qxo Inc. | call | New | 50,000 | $78K |
| XLI SS Industrial Select Sector | put | New | 35,000 | $70K |
| XHB SS SPDR S&P Homebldrs ETF | put | New | 20,000 | $66K |
| XLU St Sr Utl SL SE SPDR ETF-Usd | put | New | 85,000 | $64K |
| KO The Coca-Cola Co. | put | New | 75,000 | $56K |
| AAPL Apple Inc. | put | New | 30,000 | $51K |
| CIFR Cipher Digital Inc. | put | New | 15,000 | $37K |
| BTDR Bitdeer Technologies Group-A | put | New | 25,000 | $36K |
| SPDR SERIES TRUST | put | Sold out | 11,800 | $33Kbefore exit |
| APTIV PLC | call | Sold out | 35,000 | $32Kbefore exit |
| BCTX Briacell Therapeutics Corp. | call | New | 25,000 | $22K |
| KEEL Keel Infrastructure Corp. | put | New | 25,000 | $18K |
| KRMN Karman Holdings Inc. | call | New | 30,000 | $16K |
| CELSIUS HLDGS INC | call | Sold out | 10,000 | $11Kbefore exit |
| CHIPOTLE MEXICAN GRILL INC | call | Sold out | 50,000 | $10Kbefore exit |
| NVIDIA CORPORATION | call | Sold out | 10,000 | $7Kbefore exit |
| SPCX Space Exploration Techn Class A | call | New | 2,500 | $4K |
Showing the first 50 of 53.
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
Notes & Other Activity Q1 2026 → Q2 2026
| CIFR Cipher Digital Inc. | COM · principal | New | 2,000,000 | $11.2M |
| CIPHER DIGITAL INC (CIFR 1.75 05/15/30) | NOTE 1.750% 5/1 · principal | Sold out | 2,000,000 | $6.2Mbefore exit |
| IREN Iren Ltd. | ORDINARY SHARES · principal | New | 2,000,000 | $5.9M |
| JBLU Jetblue Airways Corp. | COM · principal | New | 5,000,000 | $5.5M |
| IREN LTD (IREN 3.25 06/15/30) | NOTE 3.250% 6/1 · principal | Sold out | 2,000,000 | $4.6Mbefore exit |
| SO The Southern Co. | COM · principal | New | 4,000,000 | $4.2M |
| RIOT Riot Platforms Inc. | COM · principal | New | 2,000,000 | $4.0M |
| RUN Sunrun Inc. | COM · principal | New | 3,074,000 | $3.6M |
| SNOW Snowflake Inc. | COM SHS · principal | New | 2,000,000 | $3.4M |
| JETBLUE AIRWAYS CORP (JBLU 2.5 09/01/29) | NOTE 2.500% 9/0 · principal | Sold out | 3,000,000 | $2.9Mbefore exit |
| ALIBABA GROUP HOLDING (BABA 0.5 06/01/31) | NOTE 0.500% 6/0 · principal | Sold out | 2,000,000 | $2.8Mbefore exit |
| BABA Alibaba Group Holding-SP ADR | SPONSORED ADS · principal | New | 2,000,000 | $2.4M |
| RIOT PLATFORMS INC (RIOT 0.75 01/15/30) | NOTE 0.750% 1/1 · principal | Sold out | 2,000,000 | $2.3Mbefore exit |
| MUX McEwen Inc. | COM NEW · principal | New | 1,000,000 | $1.9M |
| SOUTHERN CO (SO 4.5 06/15/27) | NOTE 4.500% 6/1 · principal | Sold out | 1,500,000 | $1.7Mbefore exit |
| EVRG Evergy Inc. | COM · principal | New | 1,000,000 | $1.4M |
| WISDOMTREE INC (WT 3.25 08/15/29) | NOTE 3.250% 8/1 · principal | Sold out | 1,000,000 | $1.4Mbefore exit |
| EVERGY INC (EVRG 4.5 12/15/27) | NOTE 4.500%12/1 · principal | Sold out | 1,000,000 | $1.4Mbefore exit |
| UPST Upstart Holdings Inc. | COM · principal | New | 1,500,000 | $1.2M |
| SNOWFLAKE INC (SNOW 0 10/01/29) | NOTE 10/0 · principal | Sold out | 1,000,000 | $1.2Mbefore exit |
| UBER TECHNOLOGIES INC (UBER 0.875 12/01/28 2028) | NOTE 0.875%12/0 · principal | Sold out | 1,000,000 | $1.2Mbefore exit |
| UBER Uber Technologies Inc. | COM · principal | New | 1,000,000 | $1.2M |
| LYV Live Nation Entertainment Inc. | COM · principal | New | 1,000,000 | $1.2M |
| SUNRUN INC (RUN 4 03/01/30) | NOTE 4.000% 3/0 · principal | Sold out | 1,000,000 | $1.2Mbefore exit |
| SNOWFLAKE INC (SNOW 0 10/01/27) | NOTE 10/0 · principal | Sold out | 1,000,000 | $1.2Mbefore exit |
| LIVE NATION ENTERTAINMEN (LYV 2.875 01/15/30) | NOTE 2.875% 1/1 · principal | Sold out | 1,000,000 | $1.1Mbefore exit |
| UPSTART HOLDINGS INC (UPST 1 11/15/30) | NOTE 1.000%11/1 · principal | Sold out | 1,500,000 | $1.1Mbefore exit |
| NEXTERA ENERGY INC (NEE 7.375 02/15/29) | UNIT 02/15/2029 | Sold out | 20,000 | $1.0Mbefore exit |
| BOEING CO/THE (BA 6 10/15/27) | DEP CONV PFD A | Sold out | 15,000 | $970Kbefore exit |
| ORACLE CORP (ORCL 6.5 01/15/29 D) | 6.5 DEP CUM SR D | Sold out | 20,600 | $928Kbefore exit |
| JOBY Joby Aviation Inc. | COMMON STOCK · principal | New | 1,000,000 | $912K |
| JOBY AVIATION INC (JOBY 0.75 02/15/32) | NOTE 0.750% 2/1 · principal | Sold out | 1,000,000 | $859Kbefore exit |
| KKR & CO INC (KKR 6.25 03/01/28 D) | 6.25 CON SER D | Sold out | 20,000 | $802Kbefore exit |
| RAMACO RESOURCES INC (METC 0 11/01/31) | NOTE 11/0 · principal | Sold out | 1,000,000 | $766Kbefore exit |
| METC Ramaco Resources Inc. Class A | COM CL A · principal | New | 1,000,000 | $748K |
| ARES MANAGEMENT CORP (ARES 6.75 10/01/27 B) | 6.75 SE B PFD | Sold out | 20,000 | $726Kbefore exit |
| UPSTART HOLDINGS INC (UPST 2 10/01/29) | NOTE 2.000%10/0 · principal | Sold out | 500,000 | $490Kbefore exit |
| BCSS.WS Bain Capital GSS Investment | *W EXP 01/01/202 | Sold out | 200,675 | $124Kbefore exit |
| BCTXL Briacell Therapeutics Corp. | *W EXP 01/15/203 | Sold out | 25,000 | $26Kbefore exit |
Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.