LUMINUS MANAGEMENT LLC
Long book
$165.5M
Q1 2026
Positions
24
Top-10 weight
91%
concentration
Last quarter
-6.7%
SPY +14.8%
Turnover
59%
of book per quarter
Strategy in plain words
auto-generated from filingsLUMINUS MANAGEMENT LLC is a concentrated fundamental stock-picker, running a $165.5M US long book across 24 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: O-I GLASS INC, CHEMOURS CO/THE, H.B. FULLER CO., QUAKER CHEMICAL CORPORATION, AVIENT CORP.
Over the last 9 quarters its long book ran on average 2.6pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
-17.4%
Q2 2024
+18.5%
Q3 2024
-30.7%
Q4 2024
-8.4%
Q1 2025
+34.3%
Q2 2025
-4.9%
Q3 2025
-4.3%
Q4 2025
+36.4%
Q1 2026
-6.7%
Sector allocation
Materials 28%
Other 28%
Industrials 19%
Energy 16%
Services media 7%
Healthcare 1%
Technology 0%
Financials 0%
Long book by quarter
What does LUMINUS MANAGEMENT own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| OI O-I GLASS INC | Industrials | 2.7M | $28.6M | 17.3% | +73.1% |
| CC CHEMOURS CO/THE | Materials | 940.6K | $20.7M | 12.5% | +162.7% |
| FUL H.B. FULLER CO. | Other | 292.5K | $18.0M | 10.9% | New |
| KWR QUAKER CHEMICAL CORPORATION | Energy | 136.2K | $16.9M | 10.2% | +75.7% |
| AVNT AVIENT CORP | Materials | 419.9K | $15.2M | 9.2% | +112.3% |
| MEOH METHANEX CORP | Other | 213.6K | $12.7M | 7.7% | New |
| SDA SEALED AIR CORP | Services media | 291.5K | $12.3M | 7.4% | -18.8% |
| AXTA AXALTA COATING SYSTEMS LTD | Other | 399.3K | $11.1M | 6.7% | +101.1% |
| BATL BATTALION OIL CORP | Energy | 2.0M | $7.8M | 4.7% | -67.4% |
| SOLS SOLSTICE ADV MATERIALS INC | Materials | 97.8K | $7.4M | 4.5% | -0.3% |
| PPG PPG INDUSTRIES INC | Other | 33.8K | $3.6M | 2.2% | New |
| GXO GXO LOGISTICS INC | Industrials | 64.9K | $3.4M | 2.0% | -40.0% |
| KRO KRONOS WORLDWIDE INC | Materials | 270.0K | $1.8M | 1.1% | New |
| CVX CHEVRON CORP | Energy | 5.0K | $1.0M | 0.6% | New |
| MXCT MAXCYTE INC | Healthcare | 1.1M | $808K | 0.5% | +386.3% |
| GEMI GEMINI SPACE STATION INC-A | Financials | 150.0K | $663K | 0.4% | New |
| NXDR NEXTDOOR HOLDINGS INC | Technology | 400.0K | $560K | 0.3% | New |
| CGC CANOPY GROWTH CORP | Materials | 550.0K | $522K | 0.3% | New |
| SGMOQ SANGAMO THERAPEUTICS INC | Healthcare | 1.7M | $415K | 0.3% | +45.1% |
| PEPG PEPGEN INC | Healthcare | 150.0K | $266K | 0.2% | New |
| VTGN VISTAGEN THERAPEUTICS INC | Healthcare | 396.1K | $226K | 0.1% | +13.2% |
| RIME ALGORHYTHM HOLDINGS INC | Technology | 206.3K | $225K | 0.1% | New |
| VNRX VOLITIONRX LTD | Materials | 995.0K | $201K | 0.1% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 24 | $165.5M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 22 | $114.2M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 3, 2025 | 20 | $111.3M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 19 | $384.2M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 18 | $302.7M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 18 | $86.6M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 23 | $197.1M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 27 | $173.6M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 29 | $219.8M | canonical | SEC ↗ |
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