Cornerstone Asset Management, Inc.
- Regulatory AUM
- $20.0M
- Discretionary
- $0
- Clients
- 50
- Avg AUM / client
- $400K
- Accounts
- 110
- Employees
- 1
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 30 | $10.0M | 50.0% |
| High net worth individuals | 20 | $10.0M | 50.0% |
Retirement plan clients
Plans that reported this firm as an investment service provider on Form 5500 Schedule C.
| Plan | Location | Plan year |
|---|---|---|
| United Airlines Pilot Retirement Account Plan United Airlines, Inc. | 2024 |
People (1)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| John Marc Berthoud | Registered representative | Feb 2007 (19y) |
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Retirement plans served (1)
| Plan | Sponsor | Participants | Plan assets | As of |
|---|---|---|---|---|
| United Airlines Pilot Retirement Account Plan | United Airlines, Inc. | 17,444 | $16.8B | 01/01/2024 |
From Form 5500 service-provider disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/13/2018 | 967 KB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Hourly charges
- • Other fees
- • THIRD PARTY ADVISORY FEES
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Selection of other advisers
- • Educational seminars/workshops
Custody
Reported custodians
- Charles Schwab & Co. $10.0M (50% of AUM) Mar 2018
- Sei Investments Distribution Co. Mar 2018
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Mar 13, 2018.
View current Form ADV (SEC/IAPD) ↗