Wasserstein Management, L.P. holds a concentrated book of 4 stocks worth $188.8M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Terawulf Inc and trimmed Calumet Inc. Their largest long position is Calumet Inc at 87% of the equity book.
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curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1751492/holdings"
Use Arkolith to show Wasserstein Management, L.P.'s latest holdings, largest changes, and filing provenance.
Top-heavy: concentrated book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
100% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Other tracked managers holding the same core names as Wasserstein Management, L.P.
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 4 / 4 | $671.8M |
| VANGUARD CAPITAL MANAGEMENT LLC | 4 / 4 | $400.6M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4 / 4 | $397.6M |
| STATE STREET CORP | 4 / 4 | $249.3M |
| GEODE CAPITAL MANAGEMENT, LLC | 4 / 4 | $219.7M |
| MORGAN STANLEY | 4 / 4 | $149.6M |
| BANK OF AMERICA CORP /DE/ | 4 / 4 | $131.7M |
| GOLDMAN SACHS GROUP INC | 4 / 4 | $88.1M |
Ranked by how many of Wasserstein Management, L.P.'s top 4 disclosed names each fund also holds: a cross-fund conviction signal from the latest 13F of every tracked manager.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Calumet Inc COM | $164.2M | 4.57M | 87.0% | ▼−18% Reduced · −1.0M sh | |
| 2 | Terawulf Inc COM | $15.2M | 1.06M | 8.1% | ▲New New position | |
| 3 | Aeva Technologies Inc COM NEW | $9.2M | 700.2K | 4.9% | ▲New New position | |
| 4 | Purecycle Technologies Inc COM | $160K | 30.7K | 0.1% | ▲New New position |
As-of date vs the date the SEC received each filing
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.