Clients
Primecap Management serves 13 clients, 5 of them pension and profit-sharing plans. The average client has about $10.7 billion with the firm.
- Investment companies2 clients96%
- Sovereign wealth funds and foreign official institutions1 clients2%
- OtherPooled investment vehicles, Pension and profit-sharing plans, Charitable organizations2%
Show client breakdownHide client breakdown
| Client type | Clients | Regulatory AUM | Share | Avg. per client |
|---|---|---|---|---|
| Investment companies | 2 | $133,452,111,991 | 95.8% | $66.73B |
| Pooled investment vehicles | 1 | $1,259,083,033 | 0.9% | $1.26B |
| Pension and profit-sharing plans | 5 | $1,216,059,921 | 0.9% | $243.2M |
| Charitable organizations | 4 | $611,738,722 | 0.4% | $152.9M |
| Sovereign wealth funds and foreign official institutions | 1 | $2,805,376,883 | 2.0% | $2.81B |
| Total | 13 | $139,344,370,550 | 100% | $10.72B |
- Clients
- 2
- Regulatory AUM
- $133,452,111,991
- Share
- 95.8%
- Avg. per client
- $66.73B
- Clients
- 1
- Regulatory AUM
- $1,259,083,033
- Share
- 0.9%
- Avg. per client
- $1.26B
- Clients
- 5
- Regulatory AUM
- $1,216,059,921
- Share
- 0.9%
- Avg. per client
- $243.2M
- Clients
- 4
- Regulatory AUM
- $611,738,722
- Share
- 0.4%
- Avg. per client
- $152.9M
- Clients
- 1
- Regulatory AUM
- $2,805,376,883
- Share
- 2.0%
- Avg. per client
- $2.81B
Total
- Clients
- 13
- Regulatory AUM
- $139,344,370,550
- Share
- 100%
- Avg. per client
- $10.72B
What it does
Primecap Management provides portfolio management for investment companies, portfolio management for pooled vehicles and portfolio management for institutions. It is paid through a percentage of assets.
Primecap Management advises no private funds.
100.0% of assets ($139.34B across 18 accounts) are managed with discretion. 8% of clients are outside the U.S., and 0 clients received advice without assets under management last fiscal year.
What the accounts hold
- Stocks97%
- Cash3%
Custodians
Primecap Management’s client accounts are held mainly at The Northern Trust, with 3% of managed assets. Primecap Management does not have custody of client assets.
- The Northern TrustThe Northern Trust Company · Chicago, IL · $4.03B3%
- All other custodians$135.32B97%
Ownership and leadership
Joel Fried owns 25% to 50% of Primecap Management.
- Owns 25% to 50% of Primecap Management Co
Joel Fried
Control person · since June 2024
- Owns 10% to 25% of Primecap Management Co
Theofanis Kolokotrones
Control person · since June 2024
- Owns 10% to 25% of Primecap Management Co
Alfred Mordecai
Control person · since June 2024
- Owns 10% to 25% of Primecap Management Co
Mohammed Ansari
Control person · since June 2024
- Owns 10% to 25% of Primecap Management Co
James Marchetti
Control person · since September 2005
- Owns 5% to 10% of Primecap Management Co
Gregory Molinelli
Control person · since January 2023
Leadership
- James MarchettiExecutive Vice President
- Gregory MolinelliExecutive Vice President
- Alfred MordecaiPresident
- William WarnickChief Financial Officer
- John BucherChief Operating Officer
- Jennifer OttosenChief Compliance Officer
- Theofanis KolokotronesChairman Emeritus
- Joel FriedChairman
- Mohammed AnsariVice Chairman
Staff
- 43 employees
- 22 in advisory functions
- 2 broker-dealer reps
Reported holdings
Primecap Management’s reported 13F holdings total $169.11B across 324 positions, and the ten largest make up 42.6% of it.
- $169.11B
- Reported 13F value
- 324
- Positions
- 42.6%
- In the 10 largest
- +33.1%
- Value vs. prior quarter
- Micron Technology Inc.13.1%
- Eli Lilly & CO6.5%
- Intel Corp.6.2%
- KLA Corp.3.7%
- Alphabet Inc. · Cap Stk CL A3.1%
- Flex Ltd2.2%
- Astrazeneca PLC2.0%
- Nvidia Corporation2.0%
- Biogen Inc.1.9%
- Amazon Com Inc.1.7%
Together, the ten largest are 42.6% of reported value.
A 13F covers only exchange-traded long positions the firm holds with discretion, so this $169.11B is not its $139.34B in regulatory assets and does not represent any individual client's portfolio.
Fees
Primecap Management is paid through a percentage of assets under management.
Primecap Management’s fee rates are not included in this profile. Find its brochure on the SEC’s site.
Offices and registrations
Besides its headquarters, Primecap Management has 0 offices, with 1 listed address in 1 state.
California · 1 listed address
- 177 E Colorado BLVD., 11th Floor, PasadenaHQ
Registration details
- Legal name
- Primecap Management Co
- Headquarters
- 177 E Colorado BLVD., 11th Floor, Pasadena, CA 91105
- Phone
- 626-304-9222
- Website
- www.primecap.com
- SEC file
- 801-19765
- Structure
- California corporation
- Fiscal year end
- December
This directory does not report disciplinary history, for any firm or individual, in either direction. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. See this firm's record on adviserinfo.sec.gov
Common questions
How many clients does Primecap Management have?
Primecap Management has 13 clients and manages $139.3 billion for them, as of July 2026. They include 5 pension and profit-sharing plans, 4 charitable organizations and 2 investment companies.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 29 July 2026
What services does Primecap Management offer?
Primecap Management provides portfolio management for investment companies, 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 Primecap Management use?
Primecap Management’s separately managed account assets are held at The Northern Trust Company (Chicago, IL), with $4,027,252,153. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 29 July 2026
How many financial advisors does Primecap Management have?
Primecap Management has 0 investment adviser representatives registered with state securities authorities, out of 43 employees, and 22 perform investment advisory functions. 2 are registered representatives of a broker-dealer and 0 are 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 Primecap Management invest in?
At the end of its last fiscal year, Primecap Management’s separately managed accounts held 97% exchange-traded equities and 3% cash and equivalents. It advises no private funds of its own.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Primecap Management?
Primecap Management’s direct owners are Theofanis Kolokotrones, Joel Fried, Alfred Mordecai, Mohammed Ansari, James Marchetti and Gregory Molinelli, each holding 50% or less.
Source: Form ADV Part 1A, Schedules A and B, filed 29 July 2026
How does Primecap Management get paid?
Primecap Management is paid through a percentage of assets under management. 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