Fee-only adviser · Newport Beach, CA
Longtail Alpha, LLC
Longtail Alpha, LLC is a fee-only investment adviser registered with the U.S. Securities and Exchange Commission, with its main office in Newport Beach, California. On its latest Form ADV, filed February 2, 2026, it reports $822M in regulatory assets under management and 6 employees who give investment advice. It reports no commission compensation, is not registered as a broker-dealer and does not act as an insurance agent.
Key facts from Form ADV
| Registration | SEC-registered |
|---|---|
| Firm CRD number | 282615 · SEC file 801-112265 |
| Office | 500 Newport Center Drive Suite 820 Newport Beach, CA 92660 |
| Phone | (949) 706-8092 |
| Website | www.longtailalpha.com |
| Regulatory assets under management | $822M |
| Individual clients | Fewer than 5 |
| Financial planning clients | Not reported |
| How it charges | Percentage of assets, Hourly, Fixed fee, Other |
| Services | Portfolio management, Pension consulting, Educational seminars |
| Employees | 9 |
| Disciplinary disclosures | None reported |
| Latest Form ADV filing | February 2, 2026 |
Source: the firm’s Form ADV Part 1A as published by the SEC’s Investment Adviser Public Disclosure database, data as of November 6, 2026. Figures are self-reported by the firm.
What this means for you
- It offers hourly or fixed-fee arrangements, so you may be able to pay for a plan without handing over your investments.
- It also charges a percentage of assets managed for ongoing investment management.
- It reports no disciplinary history on Form ADV.
Before you hire any adviser
Read the firm’s Form ADV Part 2 brochure on its SEC record: it sets out fees, minimums, conflicts of interest and who will manage your money. Ask whether the firm acts as a fiduciary for all of your accounts, how it is paid in total, and who holds your assets. Our guide to choosing a financial adviser lists the questions to ask.
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