# Cornerstone Advisory

> Cornerstone Advisory is an SEC-registered investment advisory firm in Hunt Valley, MD, registered since 2007, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated September 1, 2026.

- CRD: 142359
- Filed as: CORNERSTONE ADVISORY
- Legal name: Cornerstone Advisory, LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Hunt Valley, MD
- Filing period: October 2026
- Form ADV filing dated: September 1, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/142359
- AdvisorCensus page: https://advisorcensus.com/firm/cornerstone-advisory-hunt-valley-md-142359

## Quick answers

**How is Cornerstone Advisory compensated?**
On its Form ADV (Item 5.E, October 2026), Cornerstone Advisory reports these compensation arrangements: a percentage of assets under its management; hourly charges; fixed fees (other than subscription fees).

**Where is Cornerstone Advisory located?**
Cornerstone Advisory's principal office is in Hunt Valley, MD, according to its Form ADV; the October 2026 filing also lists 1 other office (Schedule D, Section 1.F).

**Is Cornerstone Advisory registered with the SEC or a state?**
Cornerstone Advisory is an SEC-registered investment advisory firm, registered since 2007. Status as filed: Approved. CRD 142359.

**How much does Cornerstone Advisory manage?**
Cornerstone Advisory reports $2,249,006,784 in regulatory assets under management in its Form ADV filing dated September 1, 2026 (100% discretionary).

**How have Cornerstone Advisory's assets and staff changed since 2021?**
In the Form ADV data for Cornerstone Advisory: Regulatory assets under management: $1,429,405,386 in the October 2021 data and $2,249,006,784 in the October 2026 data, up 57%. Total employees: 13 in October 2021 and 19 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Cornerstone Advisory serve?**
By number of clients on Form ADV Item 5.D: high net worth individuals (452); individuals (other than high net worth individuals) (356); pension and profit sharing plans (but not the plan participants or government pension plans) (24).

**Which custodians does Cornerstone Advisory use?**
Cornerstone Advisory's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. as a custodian holding 10% or more of its separately managed account assets.

**Does Cornerstone Advisory report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/142359

**What changed in Cornerstone Advisory's recent Form ADV filings?**
In the October 2026 filing data: Registered or notice-filed in SD.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Hourly charges
- Fixed fees (other than subscription fees)

### Custodians (Schedule D, Section 5.K(3))
- Charles Schwab & Co., Inc.

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $2,249,006,784
- Discretionary: $2,249,006,784
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 356 | $160,580,473 |
| High net worth individuals | 452 | $1,854,939,560 |
| Pooled investment vehicles (other than investment companies and business development companies) | 1 | $30,427,347 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | 24 | $165,285,534 |
| Charitable organizations | Fewer than 5 | $1,034,773 |
| Corporations or other businesses not listed above | 21 | $36,739,097 |

### Advisory services (Item 5.G)
- Financial planning services
- Portfolio management for individuals and/or small businesses
- Portfolio management for pooled investment vehicles (other than investment companies)
- Pension consulting services

### Firm details
- Registered since: 2007 (19 years)
- Employees: 19 total, 9 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: CA, DC, DE, FL, GA, IL, LA, MA, MD, MI, NC, NJ, NM, NV, NY, OH, OK, PA, SC, SD, TN, TX, VA, WA, WV
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Other offices (Schedule D, Section 1.F), as of the October 2026 filing
- Severna Park, MD

### Websites listed on Form ADV (Item 1.I)
- cornerstoneadvisory.com

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $1,429,405,386 | 13 | March 22, 2021 |
| October 2022 | $1,702,231,855 | 14 | March 29, 2022 |
| October 2023 | $1,515,979,056 | 14 | April 28, 2023 |
| October 2024 | $1,741,867,186 | 16 | June 24, 2024 |
| October 2025 | $2,012,336,108 | 17 | July 7, 2025 |
| October 2026 | $2,249,006,784 | 19 | September 1, 2026 |

Regulatory assets under management: $1,429,405,386 in the October 2021 data and $2,249,006,784 in the October 2026 data, up 57%.
Total employees: 13 in October 2021 and 19 in October 2026.

## Changes in the filing (last 12 months)

### October 2026
- Registered or notice-filed in SD.

### April 2026
- Employees performing advisory functions went from 8 to 9.
- Regulatory assets under management went from $2,012,336,108 to $2,249,006,784 (+12%).

### March 2026
- Registered or notice-filed in OK.

### December 2025
- Registered or notice-filed in NV.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Cornerstone Advisory (CRD 142359): Form ADV filing data as of October 2026.