Fithian Llc
- Regulatory AUM
- $136M
- Discretionary
- $135M
- Clients
- 74
- Avg AUM / client
- $1.8M
- Accounts
- 74
- Employees
- 6
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Mar 27, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| High net worth individuals | 66 | $67.0M | 49.2% |
| Pension and profit sharing plans | 3 | $61.8M | 45.4% |
| Corporations and other businesses | 5 | $7.4M | 5.43% |
People (3)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Pouschine, Tatiana, Boldyreff | Founder, Portfolio Manager, And Managing Member | Jan 2016 (11y) | 75% or more | |
| Tambellini, Matthew | Chief Compliance Officer, Chief Operating Officer, And Chief Financial Officer | May 2023 (3y) | Less than 5% | |
| William N Medley | Registered representative | CFA | May 2022 (4y) |
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) | 03/27/2026 | 904 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
- • Performance-based fees
Services
- • Portfolio management for individuals/small businesses
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- Charles Schwab & Co. $68.8M (51% of AUM) Mar 2026
- BNY Mellon $34.9M (26% of AUM) Mar 2026
- Northern Trust $27.4M (20% of AUM) Mar 2026
- Evercore Group L.L.C. $2.3M (6% of AUM) Jun 2020
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 27, 2026.
View current Form ADV (SEC/IAPD) ↗