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- Custodian
- Interactive Brokers
- Clients
- Retail
- Platforms
- --
- Established Date
- 01-02-2014
- Office Locations
- 1
Office Locations
About Alphatheta Capital LLC
AlphaTheta Capital LLC is a Lawrence, NY registered investment adviser led by managing partner Martin M. Herzberg, Ph.D. The firm provides asset management and portfolio allocation services for retail investors, including entrepreneurs, with an emphasis on risk management and ETF-based positioning; it custodies client assets with Interactive Brokers.
Reported data analysis
What the numbers show
Of the latest reported AUM, 100.0% is discretionary and 0.0% is non-discretionary.
The firm reports 1 advisory representatives and 13 clients, or 13 clients per representative. That equates to $284.6K in reported AUM per client.
The profile lists 1 reported office location and 12 years in operation. The source data was last updated on March 16, 2026. Figures reflect reported regulatory data and may not include subsequent changes.
Team overview
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Available data coverage
- Asset Classes
- Client Personas
- Investment Themes
- Services
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Owner & Executives
MARTIN HERZBERG
Chief Compliance Officer, Managing Member
- CRD
- #2320346
- Ownership
- 75% or more
Showing 1 of 1 owners & executives
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No contact records available.
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No AUM history available
| Category | Assets | AVG. Account size |
|---|---|---|
| Discretionary | $3,700,000 | -- |
| Non-Discretionary | $0 | -- |
| Total | $3,700,000 | -- |
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Separately Managed Accounts
SMA allocation detail is available
Alphatheta Capital LLC has reported separately managed account data across 3 asset classes. AdvizorPro provides the associated asset values, allocation percentages, and exportable breakdown.