GENDELL JEFFREY L
Long book
$7.34B
Q1 2026
Positions
101
Top-10 weight
80%
concentration
Last quarter
+32.7%
SPY +14.8%
Turnover
15%
of book per quarter
Strategy in plain words
auto-generated from filingsGENDELL JEFFREY L is a diversified fundamental manager, specialised in industrials (79% of the long book), running a $7.34B US long book across 101 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is modest: positions are typically held for years. Current anchor positions: IES HOLDINGS INC, ISHARES RUSSELL 2000 ETF, ALPHA METALLURGICAL RESOURCE, OWENS CORNING, TUTOR PERINI CORP.
Over the last 9 quarters its long book ran on average 13.5pp per quarter ahead of the S&P 500, beating the index in 5 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
+3.8%
Q2 2024
+25.2%
Q3 2024
-0.5%
Q4 2024
-16.9%
Q1 2025
+62.2%
Q2 2025
+32.3%
Q3 2025
+2.1%
Q4 2025
+21.0%
Q1 2026
+32.7%
Sector allocation
Industrials 78%
Technology 6%
Energy 4%
Financials 4%
Materials 3%
Other 2%
Healthcare 2%
Consumer discretionary 1%
Long book by quarter
What does GENDELL JEFFREY own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| IESC IES HOLDINGS INC | Industrials | 10.3M | $4.93B | 67.1% | -0.1% |
| AMR ALPHA METALLURGICAL RESOURCE | Materials | 544.1K | $111.7M | 1.5% | +10.1% |
| OC OWENS CORNING | Industrials | 940.5K | $101.8M | 1.4% | +2.0% |
| TPC TUTOR PERINI CORP | Industrials | 1.3M | $96.5M | 1.3% | +40.5% |
| SNDK SANDISK CORP | Technology | 150.0K | $95.3M | 1.3% | -9.3% |
| WTM WHITE MOUNTAINS INSURANCE GP | Financials | 37.8K | $83.1M | 1.1% | +16.3% |
| RIG TRANSOCEAN LTD | Energy | 11.7M | $77.6M | 1.1% | +8.4% |
| BW BABCOCK & WILCOX ENTERPR | Industrials | 5.1M | $75.3M | 1.0% | +1.6% |
| GNW GENWORTH FINANCIAL INC | Financials | 7.7M | $62.5M | 0.9% | +18.7% |
| GLW CORNING INC | Industrials | 400.9K | $54.5M | 0.7% | +33.2% |
| WDC WESTERN DIGITAL CORP | Technology | 200.0K | $54.1M | 0.7% | -4.8% |
| MU MICRON TECHNOLOGY INC | Technology | 140.0K | $47.3M | 0.6% | -2.4% |
| SLB SLB LTD | Energy | 900.0K | $46.3M | 0.6% | +3.4% |
| APH AMPHENOL CORP-CL A | Technology | 360.5K | $45.5M | 0.6% | New |
| MHK MOHAWK INDUSTRIES INC | Other | 425.3K | $41.9M | 0.6% | -4.6% |
| AMD ADVANCED MICRO DEVICES | Technology | 200.0K | $40.7M | 0.6% | +90.5% |
| BXC BLUELINX HOLDINGS INC | Consumer discretionary | 739.5K | $40.1M | 0.5% | +2.9% |
| AVTR AVANTOR INC | Healthcare | 4.9M | $38.6M | 0.5% | +802.3% |
| HAL HALLIBURTON CO | Energy | 977.5K | $38.1M | 0.5% | +6.1% |
| UFPI UFP INDUSTRIES INC | Other | 375.7K | $34.6M | 0.5% | +10.3% |
| INDV INDIVIOR PHARMACEUTICALS INC | Healthcare | 1.1M | $33.4M | 0.5% | New |
| LUMN LUMEN TECHNOLOGIES INC | Communications | 4.8M | $33.1M | 0.5% | Held |
| NBR NABORS INDUSTRIES LTD | Energy | 342.8K | $29.5M | 0.4% | Held |
| ON ON SEMICONDUCTOR | Technology | 470.0K | $29.1M | 0.4% | New |
| BAX BAXTER INTERNATIONAL INC | Healthcare | 1.6M | $26.3M | 0.4% | +250.7% |
| FLEX FLEX LTD | Technology | 400.0K | $26.2M | 0.4% | -40.9% |
| FMC FMC CORP | Materials | 1.4M | $24.0M | 0.3% | +55.0% |
| TTI TETRA TECHNOLOGIES INC | Energy | 2.8M | $23.7M | 0.3% | -3.8% |
| SKY CHAMPION HOMES INC | Other | 317.1K | $23.6M | 0.3% | Held |
| ATKR ATKORE INC | Technology | 400.2K | $23.6M | 0.3% | +3.4% |
| FTI TECHNIPFMC PLC | Industrials | 320.0K | $22.1M | 0.3% | Held |
| BA BOEING CO/THE | Industrials | 110.0K | $21.9M | 0.3% | +34.5% |
| LBRT LIBERTY ENERGY INC | Energy | 750.0K | $21.6M | 0.3% | -2.8% |
| IOSP INNOSPEC INC | Materials | 294.5K | $21.5M | 0.3% | +3.2% |
| EQT EQT CORP | Energy | 320.0K | $20.4M | 0.3% | -9.1% |
| AGO ASSURED GUARANTY LTD | Financials | 245.4K | $20.0M | 0.3% | New |
| GT GOODYEAR TIRE & RUBBER CO | Other | 3.0M | $19.6M | 0.3% | +260.7% |
| AAPL APPLE INC | Technology | 70.0K | $17.8M | 0.2% | +100.0% |
| NOV NOV INC | Industrials | 240.3K | $17.4M | 0.2% | -29.3% |
| AA ALCOA CORP | Industrials | 253.1K | $16.8M | 0.2% | +657.9% |
| BTU PEABODY ENERGY CORP | Materials | 506.6K | $16.7M | 0.2% | Held |
| BHC BAUSCH HEALTH COS INC | Healthcare | 3.0M | $16.0M | 0.2% | +128.8% |
| SND SMART SAND INC | Materials | 3.1M | $16.0M | 0.2% | Held |
| CNR CORE NATURAL RESOURCES INC | Materials | 150.0K | $15.7M | 0.2% | -17.0% |
| MTRX MATRIX SERVICE CO | Industrials | 1.2M | $14.1M | 0.2% | +16.4% |
| SXC SUNCOKE ENERGY INC | Industrials | 2.1M | $13.5M | 0.2% | +41.1% |
| TSEM TOWER SEMICONDUCTOR LTD | Technology | 75.0K | $13.2M | 0.2% | Held |
| GEV GE VERNOVA INC | Industrials | 15.0K | $13.1M | 0.2% | New |
| ORN ORION GROUP HOLDINGS INC | Industrials | 1.1M | $12.0M | 0.2% | Held |
| CMI CUMMINS INC | Industrials | 22.2K | $12.0M | 0.2% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 176 | $7.34B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 13, 2026 | 160 | $5.76B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 148 | $5.44B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 118 | $3.77B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 116 | $2.32B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 130 | $3.19B | confidential canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 125 | $3.19B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 150 | $2.86B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 131 | $2.59B | canonical | SEC ↗ |