LUMINUS MANAGEMENT LLC

Fundamental concentrated ★Signal CIK 1279151
League rank
#994
in Fundamental concentrated · #7417 overall
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 filings

LUMINUS 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

$219.8M
Q1 2024
$153.6M
Q2 2024
$176.5M
Q3 2024
$52.5M
Q4 2024
$299.2M
Q1 2025
$384.2M
Q2 2025
$111.3M
Q3 2025
$108.4M
Q4 2025
$165.5M
Q1 2026

What does LUMINUS MANAGEMENT own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
OI O-I GLASS INCIndustrials2.7M$28.6M17.3%+73.1%
CC CHEMOURS CO/THEMaterials940.6K$20.7M12.5%+162.7%
FUL H.B. FULLER CO.Other292.5K$18.0M10.9%New
KWR QUAKER CHEMICAL CORPORATIONEnergy136.2K$16.9M10.2%+75.7%
AVNT AVIENT CORPMaterials419.9K$15.2M9.2%+112.3%
MEOH METHANEX CORPOther213.6K$12.7M7.7%New
SDA SEALED AIR CORPServices media291.5K$12.3M7.4%-18.8%
AXTA AXALTA COATING SYSTEMS LTDOther399.3K$11.1M6.7%+101.1%
BATL BATTALION OIL CORPEnergy2.0M$7.8M4.7%-67.4%
SOLS SOLSTICE ADV MATERIALS INCMaterials97.8K$7.4M4.5%-0.3%
PPG PPG INDUSTRIES INCOther33.8K$3.6M2.2%New
GXO GXO LOGISTICS INCIndustrials64.9K$3.4M2.0%-40.0%
KRO KRONOS WORLDWIDE INCMaterials270.0K$1.8M1.1%New
CVX CHEVRON CORPEnergy5.0K$1.0M0.6%New
MXCT MAXCYTE INCHealthcare1.1M$808K0.5%+386.3%
GEMI GEMINI SPACE STATION INC-AFinancials150.0K$663K0.4%New
NXDR NEXTDOOR HOLDINGS INCTechnology400.0K$560K0.3%New
CGC CANOPY GROWTH CORPMaterials550.0K$522K0.3%New
SGMOQ SANGAMO THERAPEUTICS INCHealthcare1.7M$415K0.3%+45.1%
PEPG PEPGEN INCHealthcare150.0K$266K0.2%New
VTGN VISTAGEN THERAPEUTICS INCHealthcare396.1K$226K0.1%+13.2%
RIME ALGORHYTHM HOLDINGS INCTechnology206.3K$225K0.1%New
VNRX VOLITIONRX LTDMaterials995.0K$201K0.1%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202624$165.5M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202622$114.2M canonicalSEC ↗
Q3 202513F-HROct 3, 202520$111.3M canonicalSEC ↗
Q2 202513F-HRAug 14, 202519$384.2M canonicalSEC ↗
Q1 202513F-HRMay 15, 202518$302.7M canonicalSEC ↗
Q4 202413F-HRFeb 14, 202518$86.6M canonicalSEC ↗
Q3 202413F-HRNov 14, 202423$197.1M canonicalSEC ↗
Q2 202413F-HRAug 14, 202427$173.6M canonicalSEC ↗
Q1 202413F-HRMay 15, 202429$219.8M canonicalSEC ↗