Route One Investment Company, L.P.
•CIK: 1512171•Filing: Q4 2025
**Route One Investment Company, L.P.** manages $2.7B across a concentrated portfolio of 16 positions. The fund exhibits significant exposure to technology and healthcare, highlighted by top holdings including GWRE at $335.8M and POST at $310.7M. Further notable allocations include substantial positions in IWM ($295.4M), AMZN ($262.7M), and GOOG ($216.2M). This structure suggests a conviction-driven, large-cap growth mandate.
Total AUM
$2.4B
+ $295.4M in options
QoQ Performance
-2.2%
Positions
15
+ 1 option
Top 10 Concentration
84.7%
Latest Filing
Q4 2025
Top Holdings Allocation
GWRE
POST
IWM
AMZN
GOOGL
NYT
SCHW
UNH
GWRE12.5%
POST11.5%
IWM11.0%
AMZN9.8%
GOOGL8.0%
NYT8.0%
SCHW6.8%
UNH6.2%
📈 Biggest Buys
📉 Biggest Sells
Sector Breakdown
Other63.5%
Healthcare11.9%
Consumer9.8%
Technology8.0%
Financial6.8%
🚪 Exited Positionssold since Q3 2025
Changes from Q3 2025
NEW3 new positions
↑3 increased
↓7 decreased
Historical Filings
Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022