LuminArx Capital Management LP
Long book
$100.9M
Q1 2026
Positions
48
Top-10 weight
75%
concentration
Last quarter
+11.3%
SPY +14.8%
Turnover
89%
of book per quarter
Strategy in plain words
auto-generated from filingsLuminArx Capital Management LP is an institutional manager, running a $100.9M US long book across 48 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: ISHARES RUSSELL 2000 ETF, SS SPDR S&P 500 ETF TRUST-US, BAIN CAPITAL GSS INV- A, SONIDA SENIOR LIVING INC, K&F GROWTH ACQUISITION CORP.
Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q4 2025
+4.8%
Q1 2026
+11.3%
Sector allocation
Financials 29%
Healthcare 20%
Industrials 13%
Technology 9%
Utilities 7%
Energy 6%
Consumer staples 6%
Communications 3%
Long book by quarter
What does LuminArx Capital own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| BCSS BAIN CAPITAL GSS INV- A | Financials | 1.0M | $10.1M | 10.1% | New |
| SNDA SONIDA SENIOR LIVING INC | Healthcare | 258.8K | $8.3M | 8.3% | New |
| FTW PRESIDIO PRODUCTION CO-A | Energy | 250.0K | $2.8M | 2.7% | New |
| SARO STANDARDAERO INC | Industrials | 95.0K | $2.5M | 2.4% | New |
| NRG NRG ENERGY INC | Utilities | 15.0K | $2.2M | 2.2% | New |
| APTV APTIV PLC | Industrials | 30.0K | $1.8M | 1.7% | New |
| VZ VERIZON COMMUNICATIONS INC | Communications | 25.0K | $1.3M | 1.2% | New |
| CELH CELSIUS HOLDINGS INC | Consumer staples | 30.0K | $1.1M | 1.1% | New |
| CZR CAESARS ENTERTAINMENT INC | Services media | 40.0K | $1.1M | 1.0% | New |
| NEE NEXTERA ENERGY INC | Utilities | 20.0K | $1.0M | 1.0% | New |
| BA 6 10/15/27 BOEING CO/THE | — | 15.0K | $970K | 1.0% | New |
| YOU CLEAR SECURE INC -CLASS A | Technology | 20.0K | $968K | 1.0% | New |
| ORCL ORACLE CORP | Technology | 20.6K | $928K | 0.9% | New |
| BANC BANC OF CALIFORNIA INC | Financials | 50.0K | $879K | 0.9% | New |
| NVDA NVIDIA CORP | Technology | 5.0K | $872K | 0.9% | New |
| KKR KKR & CO INC | Financials | 20.0K | $802K | 0.8% | New |
| APC ARKO PETROLEUM CORP | Consumer discretionary | 44.0K | $786K | 0.8% | New |
| PEP PEPSICO INC | Consumer staples | 5.0K | $776K | 0.8% | New |
| PRMB PRIMO BRANDS CORP | Consumer staples | 40.0K | $753K | 0.7% | New |
| ARES ARES MANAGEMENT CORP | Financials | 20.0K | $726K | 0.7% | New |
| BHC BAUSCH HEALTH COS INC | Healthcare | 125.0K | $675K | 0.7% | New |
| BKNG BOOKING HOLDINGS INC | Industrials | 150 | $632K | 0.6% | New |
| FLY FIREFLY AEROSPACE INC | Industrials | 20.0K | $569K | 0.6% | -81.4% |
| NIQ NIQ GLOBAL INTELLIGENCE PLC | Technology | 40.0K | $455K | 0.5% | -15.1% |
| BTBT BIT DIGITAL INC | Financials | 325.0K | $426K | 0.4% | New |
| SHAZ SHARONAI HOLDINGS INC | Technology | 14.7K | $334K | 0.3% | New |
| VGNT VERSIGENT PLC | Industrials | 10.0K | $319K | 0.3% | New |
| RZLV REZOLVE AI PLC | Technology | 120.0K | $307K | 0.3% | New |
| ALOY REALLOYS INC | Materials | 20.0K | $195K | 0.2% | New |
| JAGU JAGUAR URANIUM CORP-CL A | Materials | 30.0K | $83K | 0.1% | New |
| ZONE CLEANCORE SOLUTIONS INC-CL B | Other | 200.0K | $71K | 0.1% | Held |
| BCTX BRIACELL THERAPEUTICS CORP | Healthcare | 15.0K | $63K | 0.1% | New |
| WAY WAYSTAR HOLDING CORP | Technology | 62 | $1K | 0.0% | New |
13F filing history
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