---
title: "PRIMECAP: AI company profile, people and coverage"
description: "PRIMECAP Management Company (Primecap) is an American investment management firm based in Pasadena, California. The firm is known for managing US-focused equity portfolios for The Vanguard Group (Vanguard)."
canonical: https://monitor.paciva.ai/company-primecap
type: Organization
wikidata: Q55662775
wikipedia: https://en.wikipedia.org/wiki/Primecap
source: AI News Monitor
publisher: Paciva
license: CC BY 4.0 for this page's own layer; facts from Wikidata (CC0 1.0)
---

# PRIMECAP

> PRIMECAP Management Company (Primecap) is an American investment management firm based in Pasadena, California. The firm is known for managing US-focused equity portfolios for The Vanguard Group (Vanguard).

Read on the web: https://monitor.paciva.ai/company-primecap

## Facts

- Category: Artificial intelligence
- Country: United States
- Founded: 1983-09-01
- Headquarters: Pasadena
- Status: private
- Also known as: PRIMECAP Management Company
- Industries: investment management

## Coverage on the Monitor

Every article, podcast, video and market the Monitor holds on PRIMECAP, dated and linked to its publisher: https://monitor.paciva.ai/company-primecap#connections

## Sources

- Facts: Wikidata (CC0 1.0), https://www.wikidata.org/wiki/Q55662775, read 2026-11-11
- Summary: Wikipedia (CC BY-SA 4.0), https://en.wikipedia.org/wiki/Primecap

Part of [AI Companies](https://monitor.paciva.ai/companies.md), the Monitor's directory of every AI company on file.