OSTERWEIS CAPITAL MANAGEMENT

Legal name: OSTERWEIS CAPITAL MANAGEMENT LLC

CRD 109580File 801-54360

APPROVED

Retail clients

Filing as of Mar 31, 2026

Feed vintage Aug 17, 2026

Regulatory AUM

$7.50B

Top 10% of cohort (national)

Discretionary AUM

$7.46B

Non-discretionary $34.1M

Clients

358

362 accounts

Employees

666

Top 10% of cohort in CA

Identity & registration

ADV Item 1

Organization form: Limited Liability Company
Firm type: Registered
SEC region: SFRO
Registration date: May 2, 1997
Principal office: ONE MARITIME PLAZA, SUITE 800, SAN FRANCISCO, CA, 94111
Phone: 415-434-4441
Website: HTTP://WWW.OSTERWEIS.COM

Assets & accounts

ADV Item 5F

Total regulatory AUM: $7.50B
Discretionary AUM: $7.46B
Non-discretionary AUM: $34.1M
Discretionary accounts: 336
Non-discretionary accounts: 26
Total accounts: 362
AUM per client: $20.9M

Clients by type

ADV Item 5D

Client type	Clients	AUM
Other	Fewer than 5	$68.7M
Investment companies	4	$6.37B
Charitable organizations	8	$69.4M
High net worth individuals	344	$988.7M
Individuals (other than high net worth individuals)	2	$151K

Compensation & activities

ADV Items 5E, 5G

Compensation

Fixed fees
A percentage of assets under your management

Advisory activities

Financial planning services
Portfolio management for businesses
Portfolio management for investment companies
Portfolio management for individuals and/or small businesses

Custody

ADV Item 9

Firm Custody Cash: No
Firm Custody Assets: No
Firm Custody Clients: No
Firm Custody Securities: No
Related Person Custody Cash: No
Related Person Custody Assets: No
Related Person Custody Clients: No
Related Person Custody Securities: No

Disclosure events

ADV Item 11

This firm answered no to every Item 11 disclosure question in this filing.

Filed changes

Date	Field	From	To
Aug 12, 2026	Registration	—	APPROVED

Every value above is reproduced from this firm's Form ADV filing. Fields the firm left blank are shown as “Not reported” rather than filled in from other sources.