Route One Investment Company, L.P.
CIK 0001512171 · SAN FRANCISCO, CA · Quarter end: 2026-06-30 · Filed on: 2026-08-14 · Open the SEC source ↗
Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$2.49B
2026 Q2
Positions
20
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
77.4%
Est. Net Flow (Q)
—
2026 Q2
Top Holdings
POST
POST HLDGS INC
10.5%
AMZN
AMAZON COM INC
9.9%
GWRE
GUIDEWIRE SOFTWARE INC
9.1%
GOOG
ALPHABET INC
8.3%
UNH
UNITEDHEALTH GROUP INC
8.1%
SCHW
SCHWAB CHARLES CORP
8.1%
NYT
NEW YORK TIMES CO
6.9%
KRC
KILROY RLTY CORP
6.4%
New / Increased
No prior quarter data
Reduced / Exited
No prior quarter data
Read the 2026-Q2 quarterly report · 13F Filing Calendar
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.