Hedge Funds Similar to PRIMECAP

13F Portfolio OverlapQ2 2026PRIMECAP portfolio →
Institutional-grade research for retail investors

Most similar hedge funds by 13F overlap

PRIMECAP MANAGEMENT CO/CA/ is an institutional investor managing $169.1B across 324 U.S. equity positions as of Q2 2026. Based on the overlap of conviction holdings in their latest 13F filings, the hedge funds with portfolios most similar to PRIMECAP are Westerkirk, NatWest Group plc, Retireful, with shared positions in $KLAC, $TXN, $ROST, $TJX, $AZN, $ADBE. The full ranking of 25 similar funds is below.

Notable overlap · 6 shared positions
$1.0B
212 positions
Notable overlap · 5 shared positions
$560M
48 positions
Notable overlap · 7 shared positions
$107M
81 positions
Notable overlap · 7 shared positions
$118M
56 positions
Some overlap · 5 shared positions
$1.8B
139 positions
Some overlap · 5 shared positions
$164M
134 positions
Some overlap · 5 shared positions
$181M
73 positions
Some overlap · 8 shared positions
$363M
153 positions
Some overlap · 4 shared positions
$517M
137 positions
Some overlap · 5 shared positions
$2.5B
166 positions
Some overlap · 5 shared positions
$163M
301 positions
Some overlap · 5 shared positions
$8.0B
102 positions
Some overlap · 5 shared positions
$2.6B
632 positions
Some overlap · 6 shared positions
$1.3B
58 positions
Some overlap · 5 shared positions
$217M
66 positions
Some overlap · 4 shared positions
$748M
68 positions
Some overlap · 4 shared positions
$414M
164 positions
Some overlap · 5 shared positions
$409M
214 positions
Some overlap · 5 shared positions
$138M
133 positions
Some overlap · 3 shared positions
$569M
256 positions
Some overlap · 4 shared positions
$822M
157 positions
Some overlap · 4 shared positions
$147M
97 positions
Some overlap · 5 shared positions
$2.5B
234 positions
Some overlap · 4 shared positions
$650M
125 positions
Some overlap · 4 shared positions
$542M
162 positions

Compare PRIMECAP’s portfolio side by side

See the exact shared positions, conviction overlap, sector alignment, and where these funds diverge — and run the same analysis on any of 8,700+ institutions.

View PRIMECAP’s holdings

Similarity is derived from each fund’s latest 13F-HR filing with the SEC. Funds are ranked by the overlap of distinctive conviction holdings; near-universal mega-cap positions are excluded so the ranking reflects shared strategy, not common index exposure. Data is informational only and not investment advice.