Byrne Asset Management, Llc
- Regulatory AUM
- $269M
- Discretionary
- $269M
- Clients
- 168
- Avg AUM / client
- $1.6M
- Accounts
- 166
- Employees
- 5
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 10, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| High net worth individuals | 166 | $250M | 93.0% |
| Pension and profit sharing plans | 2 | $18.8M | 7.01% |
People (6)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Brendan Thomas Byrne | Managing Member / Chief Compliance Officer | Jan 1999 (28y) | 75% or more | |
| Arthur Paul Ernst | Registered representative | CFP | Nov 2007 (19y) | |
| Zhaonian Chen | Registered representative | Dec 2015 (11y) | ||
| Jason N Rapp | Registered representative | Jun 2019 (7y) | ||
| Brian John Arena | Registered representative | Jan 2020 (7y) | ||
| Brendan Thomas Byrne | Registered representative | Jun 2025 (1y) |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
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) | 03/10/2026 | 903 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
- • Fixed fees
Services
- • Portfolio management for individuals/small businesses
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- Charles Schwab & Co. $384M (143% of AUM) Mar 2026
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 10, 2026.
View current Form ADV (SEC/IAPD) ↗