PPrivate Fund Data Log in Join · $37/mo

Primecap Management Co

● SEC registered since 1983CRD 105516SEC# 801-19765Pasadena, CA
Export (members)
Reg. AUM
$139.34B
Employees
43
Accounts
18
Location
Pasadena, CA

Primecap Management Co assets under management

Primecap Management Co is an SEC-registered investment adviser based in Pasadena, CA. The firm has been registered since 1983. It reports $139.3 billion in regulatory assets under management and employs 43 people.

Primecap Management Co owners & executives

9 reported
NameTitleOwnershipSince
Alfred Winborne Mordecai ControlPresident10-25%2024
Gregory Todd Molinelli ControlExecutive Vice President5-10%2023
James K Marchetti ControlExecutive Vice President10-25%2005
See all 9 owners & executives — unlock the full record.
Join to unlock · $37/mo

Frequently asked questions

How much does Primecap Management Co manage?

Primecap Management Co reports $139.3 billion in regulatory assets under management on its Form ADV.

How many employees does Primecap Management Co have?

Primecap Management Co reports 43 employees.

Where is Primecap Management Co located?

Primecap Management Co is based in Pasadena, CA and has been SEC-registered since 1983.

Does Primecap Management Co disclose fund performance?

Primecap Management Co is not required to publicly disclose fund returns. Form ADV filings include assets, ownership, and service providers, shown above.

Contact & registration

Address177 E Colorado Blvd., 11th Floor, Pasadena, CA 91105
Phone626-304-9222
Fax626-577-1741
Office hours7:00a.m. To 4:30p.m.
SEC regionLos Angeles Regional Office (LARO)
CIK763212
Discloses disciplinary historyNo

Regulatory AUM

$139.34B▲ 1025440%
Mar '25 — $13.6MApr '25 — $13.6MMay '25 — $13.6MJun '25 — $13.6MJul '25 — $13.6MAug '25 — $13.6MSep '25 — $13.6MOct '25 — $13.6MNov '25 — $13.6MDec '25 — $135.87BJan '26 — $135.87BFeb '26 — $135.87BMar '26 — $139.34BApr '26 — $139.34BMay '26 — $139.34BJun '26 — $139.34B
Mar '25Form ADV, monthlyJun '26

How this firm compares

Regulatory AUMTop 1%
Larger than 99% of 16,271 advisers
EmployeesTop 13%
More than 87% of 16,825 advisers

Assets under management

$139.34Bregulatory AUM
Discretionary $139.34B