GCM Grosvenor Holdings, LLC holds a concentrated book of 22 stocks worth $901.2M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Constellation Energy and trimmed Amazon.com Inc. Their largest long position is Karman Holdings Inc at 29% of the equity book.
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Use Arkolith to show GCM Grosvenor Holdings, 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.
96% 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
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Karman Hldgs Inc COMMON STOCK | $265.7M | 3.32M | 29.5% | —Held | |
| 2 | Constellation Energy Corp COM | $245.2M | 878.0K | 27.2% | ▲New New position | |
| 3 | Maplebear Inc COM | $155.1M | 4.14M | 17.2% | —Held | |
| 4 | Shenandoah Telecommunication COM | $63.5M | 4.12M | 7.0% | ▲+0.3% Added · +11K sh | |
| 5 | Amazon Com Inc COM | $26.6M | 127.9K | 3.0% | ▼−27% Reduced · −47K sh | |
| 6 | FS Specialty Lending FD COM SH BEN INT | $18.1M | 1.45M | 2.0% | ▲+6.1% Added · +83K sh | |
| 7 | Blue Owl Technology Fin Corp COMMON STOCK | $17.5M | 1.41M | 1.9% | ▲+228% Added · +981K sh | |
| 8 | Clean Harbors Inc COM | $15.4M | 53.8K | 1.7% | ▼−27% Reduced · −20K sh | |
| 9 | Viking Holdings Ltd ORD SHS | $11.6M | 158.4K | 1.3% | ▼−27% Reduced · −58K sh | |
| 10 | Lineage Inc COM | $9.9M | 302.1K | 1.1% | —Held | |
| 11 | Taiwan Semiconductor Manufac SPONSORED ADS | $9.7M | 28.8K | 1.1% | ▼−27% Reduced · −11K sh | |
| 12 | Schwab Charles Corp COM | $9.6M | 101.8K | 1.1% | ▼−27% Reduced · −38K sh | |
| 13 | Natera Inc COM | $7.3M | 36.3K | 0.8% | ▼−27% Reduced · −13K sh | |
| 14 | Core & Main Inc CL A | $6.9M | 139.4K | 0.8% | ▼−27% Reduced · −51K sh | |
| 15 | Asbury Automotive Group Inc COM | $6.1M | 31.0K | 0.7% | ▼−27% Reduced · −11K sh | |
| 16 | Transunion COM | $6.1M | 87.5K | 0.7% | ▼−27% Reduced · −32K sh | |
| 17 | Nu Hldgs Ltd ORD SHS CL A | $5.8M | 403.4K | 0.6% | ▼−27% Reduced · −149K sh | |
| 18 | Aercap Holdings NV SHS | $5.4M | 39.2K | 0.6% | ▼−27% Reduced · −14K sh | |
| 19 | Elevance Health Inc Formerly COM | $5.0M | 17.0K | 0.6% | ▼−27% Reduced · −6K sh | |
| 20 | HDFC Bank Ltd SPONSORED ADS | $5.0M | 199.4K | 0.6% | ▼−27% Reduced · −73K sh | |
| 21 | Louisiana Pac Corp COM | $3.3M | 46.0K | 0.4% | ▼−27% Reduced · −17K sh | |
| 22 | Brightstar Lottery PLC SHS USD | $2.4M | 189.9K | 0.3% | ▼−27% Reduced · −70K sh |
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.