Clayton Partners provides portfolio management for individuals and small businesses, portfolio management for pooled vehicles, and portfolio management for institutions. The firm advises 1 private fund.
Clayton Partners reports 56 clients. They include 29 individual clients, 26 high-net-worth individuals and 1 pooled investment vehicle. Of its assets, 100.0% ($172M across 80 accounts) are managed with discretion. Of its clients, 1% are outside the U.S.
| Client type | Clients | Assets |
|---|---|---|
| Individuals (other than HNW) | 52% | 5% |
| High-net-worth individuals | 46% | 62% |
| Pooled investment vehicles | 2% | 33% |
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| Individuals (other than HNW) | 29 | $8.57M | 5.0% | $295K |
| High-net-worth individuals | 26 | $106M | 61.8% | $4.09M |
| Pooled investment vehicles | 1 | $57.2M | 33.3% | $57.2M |
| Total | 56 | $172M | 100% | $3.07M |
- Clients
- 29
- Regulatory AUM
- $8.57M
- AUM share
- 5.0%
- Avg. per client
- $295K
- Clients
- 26
- Regulatory AUM
- $106M
- AUM share
- 61.8%
- Avg. per client
- $4.09M
- Clients
- 1
- Regulatory AUM
- $57.2M
- AUM share
- 33.3%
- Avg. per client
- $57.2M
Total
- Clients
- 56
- Regulatory AUM
- $172M
- AUM share
- 100%
- Avg. per client
- $3.07M
- Clients outside the U.S.
- 1%
- Clients advised without assets under management last fiscal year
- 0
- Private funds advised
- 1
- Financial planning clients last fiscal year
- 0
Clayton Partners is paid through a percentage of assets under management and performance-based fees. The reviewed brochures do not disclose an asset-based fee rate. Read the SEC-filed brochure.
Jason Stankowski owns 50% to 75% of Clayton Partners. The leadership team of Clayton Partners includes Chief Compliance Officer Alex Gates. It has 4 employees.
Leadership
Alex GatesChief Compliance Officer
Brian LancasterManager/Member
Jason StankowskiManager/Member
Investment adviser representatives
3 representatives listed in the SEC register as of 9 October 2026.
Staff
- 4 employees
- 4 in advisory functions
- 2 state-registered reps
- Owns 50% to 75% of Clayton Partners LLC
Jason Stankowski
Control person · since January 2009
- Owns 25% to 50% of Clayton Partners LLC
Brian Lancaster
Control person · since January 2011
Clayton Partners’ regulatory assets grew from $115M (March 2021) to $172M (March 2026); clients rose from 42 to 56 and employees from 3 to 4.
Figures from each annual filing
| Filed | Regulatory AUM | Clients | Employees | Offices |
|---|---|---|---|---|
| March 2026 | $172M | 56 | 4 | 1 |
| March 2025 | $169M | 58 | 4 | 1 |
| March 2024 | $152M | 59 | 3 | 1 |
| March 2023 | $141M | 59 | 3 | 1 |
| March 2022 | $140M | 50 | 3 | 1 |
| March 2021 | $115M | 42 | 3 | 1 |
Besides its headquarters, Clayton Partners has 0 offices, with 1 listed address in California.
California · 1 listed address
- 3160 College Avenue, Suite 203, BerkeleyHQ
Contact and registration details
- Legal name
- Clayton Partners LLC
- Headquarters
- 3160 College Avenue, Suite 203, Berkeley, CA 94705
- Website
- claytonpartners.com
- Phone
- 415-296-5070
- SEC file
- 801-85190
- Structure
- Delaware LLC
- Fiscal year end
- December
Clayton Partners uses Charles Schwab ($82.6M, 72%) and J.P. Morgan ($32.2M, 28%) as custodians for its separately managed accounts. Clayton Partners has custody of client assets.
- Charles SchwabCharles Schwab & Co., Inc. · San Francisco, CA · $82.6M72%
- J.P. MorganJ.P. Morgan · New York, NY · $32.2M28%
At year end, Clayton Partners’ separately managed accounts were mostly in stocks (82%) and funds (10%). Its reported 13F holdings for the quarter ended 30 June 2026 total $152M across 44 positions; the largest are Sonida Senior Living Inc. (8.5%), Bristow Group Inc. (7.8%) and Transalta Corp. (6.0%).
What the accounts hold
- Stocks82%
- Funds10%
- Cash8%
Reported 13F holdings
- $152M
- Reported 13F value
- 44
- Positions
- 48.9%
- In the 10 largest
- +10.6%
- Value vs. prior quarter
- Sonida Senior Living Inc.8.5%
- Bristow Group Inc.7.8%
- Transalta Corp.6.0%
- Fluor Corp.4.3%
- California Res Corp. · Com Stock4.2%
- Alphabet Inc. · Cap Stk CL C4.1%
- Berkshire Hathaway Inc. Del · CL B New4.0%
- Twilio Inc. · CL A3.4%
- Flex Ltd3.3%
- Wells Fargo & CO3.2%
Together, the ten largest are 48.9% of reported value.
How many clients does Clayton Partners have?
Clayton Partners has 56 clients and manages $172 million for them, as of March 2026. They include 29 individual clients, 26 high-net-worth individuals and 1 pooled investment vehicle.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 26 March 2026
What services does Clayton Partners offer?
Clayton Partners provides portfolio management for individuals and small businesses, portfolio management for pooled vehicles, and portfolio management for institutions.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file
Which custodians does Clayton Partners use?
Clayton Partners’ separately managed account assets are held at Charles Schwab & Co., Inc. (San Francisco, CA), with $82.6M and J.P. Morgan (New York, NY), with $32.2M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 26 March 2026
How many financial advisors does Clayton Partners have?
Clayton Partners has 2 investment adviser representatives registered with state securities authorities, out of 4 employees, and 4 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.
Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file
What does Clayton Partners invest in?
At the end of its last fiscal year, Clayton Partners’ separately managed accounts held 82% exchange-traded equities, 10% registered funds (mutual funds, ETFs, BDCs) and 8% cash and equivalents. It advises 1 private fund.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Clayton Partners?
Clayton Partners’ direct owners are Jason Stankowski (50% to 75%) and Brian Lancaster (25% to 50%).
Source: Form ADV Part 1A, Schedules A and B, filed 26 March 2026
How does Clayton Partners get paid?
Clayton Partners is paid through a percentage of assets under management and performance-based fees. Its Form ADV lists no commissions among how it is paid.
Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file
How do I contact Clayton Partners?
Clayton Partners’ main office is at 3160 College Avenue, Suite 203, Berkeley, CA 94705. Its phone number is 415-296-5070. Its website is claytonpartners.com.