Millstreet Capital Management LLC holds a concentrated book of 2 stocks worth $417.6M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they trimmed Diebold Nixdorf Inc. Their largest long position is Diebold Nixdorf Inc at 94% of the equity book.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1590729/holdings"
Use Arkolith to show Millstreet Capital Management LLC'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
No buys this quarter.
Other tracked managers holding the same core names as Millstreet Capital Management LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| BlackRock, Inc. | 3 / 2 | $276.2M |
| VANGUARD CAPITAL MANAGEMENT LLC | 3 / 2 | $119.2M |
| GEODE CAPITAL MANAGEMENT, LLC | 3 / 2 | $100.9M |
| DIMENSIONAL FUND ADVISORS LP | 3 / 2 | $99.7M |
| AMERIPRISE FINANCIAL INC | 3 / 2 | $81.1M |
| STATE STREET CORP | 3 / 2 | $77.1M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3 / 2 | $56.3M |
| Ken Griffin | 3 / 2 | $40.9M |
Ranked by how many of Millstreet Capital Management LLC's top 2 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 | Diebold Nixdorf Inc COM SHS | $393.5M | 5.22M | 94.2% | ▼−8.7% Reduced · −500K sh | |
| 2 | Diversified Energy Co COMMON STOCK | $24.0M | 1.38M | 5.8% | —Held |
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.