Cornerstone Advisors, Llc
- Regulatory AUM
- $265M
- Discretionary
- $240M
- Clients
- 470
- Avg AUM / client
- $564K
- Accounts
- 1,139
- Employees
- 2
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 31, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 364 | $79.2M | 29.9% |
| High net worth individuals | 100 | $185M | 69.8% |
| Pension and profit sharing plans | 3 | $12.3K | 0.0% |
| Charitable organizations | 1 | $6 | 0.0% |
| Corporations and other businesses | 2 | $753K | 0.28% |
People (3)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Jeffrey A Sorensen | Owner | Jun 2017 (9y) | 50% – 75% | |
| Mark Warren Bucholtz | Owner, Chief Compliance Officer | Jun 2017 (9y) | 50% – 75% | |
| Shawn Allan Walker | Registered representative | Jan 2026 (1y) |
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.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 03/31/2026 | 908 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
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
Custody
Reported custodians
- Charles Schwab & Co. $261M (98% of AUM) Mar 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having 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 31, 2026.
View current Form ADV (SEC/IAPD) ↗