Westend Capital Management, Llc. is an SEC-registered investment adviser based in Sausalito, CA that reports managing 1 hedge fund on Form ADV. It reports $436.2 million in regulatory assets under management. Its private funds, of all types, hold $1.1 million in gross assets. Its disclosed U.S. stock holdings returned an estimated +20.9% 2026 YTD through Jun 30 (S&P 500: +9.5%), based on 13F filings. Over a longer period they returned an estimated +57.0% from Q3 2024 to Q2 2026, compared with +37.2% for the S&P 500, based on 13F filings.
- Regulatory assets under management
- $436.2 millionForm ADV Item 5.F
- Gross assets of private funds
- $1.1 millionAll private fund types, Form ADV
- Hedge funds managed
- 11 private funds in total
- Employees
- 5Form ADV Item 5.A
- Registration
- SEC-registered adviserCRD 120545
- Latest Form ADV
- 03/18/2026Disciplinary disclosures: yes, see SEC record
Estimated 13F portfolio performance
| Quarter | Est. 13F return | S&P 500 |
|---|---|---|
| Q2 2026 | +16.9% | +14.8% |
| Q1 2026 | +3.4% | -4.6% |
| Q4 2025 | +2.1% | +2.4% |
| Q3 2025 | +4.5% | +7.8% |
| Q2 2025 | +18.7% | +10.4% |
| Q1 2025 | -9.6% | -4.5% |
| Q4 2024 | +11.3% | +2.1% |
| Q3 2024 | +2.1% | +5.4% |
Estimate of the firm's disclosed long U.S. stock portfolio from its quarterly 13F filings, holding each quarter-end portfolio to the next quarter-end at prices implied by all 13F filers. It is a price return before dividends and fees, ignores shorts, options, bonds, cash and trading within the quarter, and is not the return of any fund. Disclosures
Largest disclosed holdings
- Boeing Co Com$36.9 million
- Kodiak Gas Svcs Inc$27.6 million
- Quanta Svcs Inc Com$25.3 million
- Cameco$23.1 million
- Caterpillar Inc Com$20.9 million
- Eli Lilly & Co Com$20.8 million
- Freeport-mcmoran Inc$19.2 million
- Energy Transfer LP$15.4 million
- Asml Holding N.V.$15.2 million
- RH$15.2 million
As of 2026-06-30, from 13F filing by Westend Capital Management, LLC.
Private funds reported on Form ADV (1)
As reported in the adviser's Form ADV filed Aug 20, 2024. Funds also listed from Form D are shown above.
From SEC filings. Firm data comes from the SEC's Form ADV data as of Oct 2, 2026; performance estimates come from Form 13F. AltMountain has not verified this information, and it is not an offer, solicitation or recommendation. Full disclosures