Wasserstein Management, L.P.
Long book
$188.8M
Q1 2026
Positions
4
Top-10 weight
100%
concentration
Last quarter
+9.1%
SPY +14.8%
Turnover
75%
of book per quarter
Strategy in plain words
auto-generated from filingsWasserstein Management, L.P. is a diversified fundamental manager, specialised in energy (87% of the long book), running a $188.8M US long book across 4 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: CALUMET INC, TERAWULF INC, AEVA TECHNOLOGIES INC, PURECYCLE TECHNOLOGIES INC.
Over the last 7 quarters its long book ran on average 12.8pp per quarter ahead of the S&P 500, beating the index in 5 of 7 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
Q3 2024
+23.6%
Q4 2024
-42.4%
Q1 2025
+24.3%
Q2 2025
+15.8%
Q3 2025
+8.9%
Q4 2025
+80.7%
Q1 2026
+9.1%
Sector allocation
Energy 87%
Financials 8%
Industrials 5%
Materials 0%
Long book by quarter
What does Wasserstein Management, own?
Q1 2026 13F13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 4 | $188.8M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 1 | $110.7M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 1 | $106.2M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 21, 2025 | 1 | $91.6M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 2, 2025 | 1 | $71.5M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 29, 2025 | 1 | $125.3M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 12, 2024 | 1 | $123.7M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 2, 2024 | 1 | $110.6M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 1 | $99.5M | canonical | SEC ↗ |
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