Blume Capital Management provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, estate planning, insurance, and tax planning. Financial planning was provided to 26–50 clients last fiscal year.
Blume Capital Management reports 242 clients. They include 175 high-net-worth individuals and 67 individual clients. Of its assets, 100.0% ($857M across 903 accounts) are managed with discretion.
| Client type | Clients | Assets |
|---|---|---|
| Individuals (other than HNW) | 28% | 3% |
| High-net-worth individuals | 72% | 97% |
| Pension and profit-sharing plans | Fewer than 5 | <1% |
Client shares use reported counts. Client types without a reported count are excluded from that total.
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| Individuals (other than HNW) | 67 | $21.5M | 2.5% | $320K |
| High-net-worth individuals | 175 | $834M | 97.4% | $4.77M |
| Pension and profit-sharing plans | Fewer than 5 | $696K | 0.1% | — |
| Total | 242 | $857M | 100% | — |
- Clients
- 67
- Regulatory AUM
- $21.5M
- AUM share
- 2.5%
- Avg. per client
- $320K
- Clients
- 175
- Regulatory AUM
- $834M
- AUM share
- 97.4%
- Avg. per client
- $4.77M
- Clients
- Fewer than 5
- Regulatory AUM
- $696K
- AUM share
- 0.1%
- Avg. per client
- —
Total
- Clients
- 242
- Regulatory AUM
- $857M
- AUM share
- 100%
- Avg. per client
- —
- Clients outside the U.S.
- 0%
- Clients advised without assets under management last fiscal year
- 0
- Private funds advised
- 0
- Financial planning clients last fiscal year
- 26–50
Blume Capital Management charges 0.60%–1.00% a year for its Investment Management Services. Each asset band is charged at its own rate. The fee is billed in advance and is negotiable. The brochure also prices 2 other services, listed under fee details.
| Asset band | Annual rate |
|---|---|
| $0–$1M | 1.00% |
| $1M–$2M | 0.80% |
| $2M and above | 0.60% |
Fee details and sources
Other fees
- Financial Planning and Consulting
- Stand-alone financial planning and consulting is negotiable, generally a fixed fee of $2,500 to $7,500 depending on the level and scope of services.
- Real Estate and Asset Allocation Advice
- Occasional advice on direct real estate or other asset allocation decisions for investment management clients is billed hourly, typically $400 to $800.
James Blume owns 25% to 50% of Blume Capital Management. Jeffrey St. Claire is CEO; the leadership team includes President Peter Reidenbach. It has 7 employees, 2 of them in advisory roles.
Leadership
- Jeffrey St. ClaireChief Executive Officer and Chief Compliance Officer
- Peter ReidenbachPresident and Chief Investment Officer
- James BlumeChairman
Investment adviser representatives
4 representatives listed in the SEC register as of 9 October 2026.
Staff
- 7 employees
- 2 in advisory functions
- 4 state-registered reps
- Owns 25% to 50% of Blume Capital Management, Inc.
James Blume
Control person · since July 2019
- Owns 25% to 50% of Blume Capital Management, Inc.
Jeffrey St. Claire
Control person · since June 2009
- Owns 25% to 50% of Blume Capital Management, Inc.
Peter Reidenbach
Control person · since October 2015
Blume Capital Management’s regulatory assets grew 1.8× from $473M (July 2021) to $857M (May 2026); clients rose from 211 to 242 and employees were 7 in both filings.
Figures from each annual filing
| Filed | Regulatory AUM | Clients | Employees | Offices |
|---|---|---|---|---|
| May 2026 | $857M | 242 | 7 | 3 |
| March 2025 | $696M | 234 | 6 | 3 |
| March 2024 | $640M | 232 | 6 | 3 |
| March 2023 | $526M | 217 | 6 | 3 |
| April 2022 | $581M | 213 | 7 | 3 |
| July 2021 | $473M | 211 | 7 | 2 |
Besides its headquarters, Blume Capital Management has 2 offices (1 private residence, listed without an address), with 2 listed addresses in California.
California · 2 listed addresses
- 1708 Shattuck Ave., BerkeleyHQ
- 2 Theatre Square, Orinda
Contact and registration details
- Legal name
- Blume Capital Management, Inc.
- Headquarters
- 1708 Shattuck Ave., Berkeley, CA 94709
- Website
- blumecapital.com
- Phone
- 510-549-3534
- @blume-capital-management-inc
- SEC file
- 801-55922
- Structure
- California corporation
- Fiscal year end
- December
Blume Capital Management uses Charles Schwab ($852M) as custodian for its separately managed accounts. Blume Capital Management has custody of $278M in client assets for 81 clients.
- Charles SchwabCharles Schwab & Co., Inc. · Westlake, TX · $852M100%
At year end, Blume Capital Management’s separately managed accounts were largely in stocks (47%) and funds (47%). Its reported 13F holdings for the quarter ended 30 June 2026 total $684M across 359 positions; the largest are Alphabet Inc. (5.5%), Micron Technology Inc. (4.4%) and Apple Inc. (4.3%).
What the accounts hold
- Stocks47%
- Funds47%
- Cash7%
Reported 13F holdings
- $684M
- Reported 13F value
- 359
- Positions
- 35.8%
- In the 10 largest
- +16.3%
- Value vs. prior quarter
- Alphabet Inc. · Cap Stk CL C5.5%
- Micron Technology Inc.4.4%
- Apple Inc.4.3%
- Vanguard Instl Index FD · 0 3 MO TR BI ETF3.7%
- Dimensional ETF Trust · Intl Core Equity3.5%
- Applied Matls Inc.3.2%
- Citigroup Inc.3.0%
- Vanguard Malvern Fds · Core BD ETF2.8%
- Amazon Com Inc.2.7%
- Dimensional ETF Trust · Core Fixe IN ETF2.6%
Together, the ten largest are 35.8% of reported value.
How many clients does Blume Capital Management have?
Blume Capital Management has 242 clients and manages $857 million for them, as of May 2026. They include 175 high-net-worth individuals and 67 individual clients.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 27 May 2026
What services does Blume Capital Management offer?
Blume Capital Management provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, estate planning, insurance, and tax planning.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file; Part 2A brochure, Item 4
How much does Blume Capital Management charge?
Blume Capital Management charges 0.60%–1.00% a year for its Investment Management Services. Each asset band is charged at its own rate. The fee is billed in advance and is negotiable.
Source: BLUME CAPITAL MANAGEMENT FORM ADV PART 2A, filed 26 May 2026
Which custodians does Blume Capital Management use?
Blume Capital Management’s separately managed account assets are held at Charles Schwab & Co., Inc. (Westlake, TX), with $852M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 27 May 2026
How many financial advisors does Blume Capital Management have?
Blume Capital Management has 4 investment adviser representatives registered with state securities authorities, out of 7 employees, and 2 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 Blume Capital Management invest in?
At the end of its last fiscal year, Blume Capital Management’s separately managed accounts held 47% exchange-traded equities, 47% registered funds (mutual funds, ETFs, BDCs) and 7% cash and equivalents.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Blume Capital Management?
Blume Capital Management’s direct owners are James Blume, Jeffrey St. Claire and Peter Reidenbach, each holding 50% or less.
Source: Form ADV Part 1A, Schedules A and B, filed 27 May 2026
How does Blume Capital Management get paid?
Blume Capital Management is paid through a percentage of assets under management, hourly charges and fixed fees. Its Form ADV lists no commissions or performance-based fees 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 Blume Capital Management?
Blume Capital Management’s main office is at 1708 Shattuck Ave., Berkeley, CA 94709. Its phone number is 510-549-3534. Its website is blumecapital.com.