Route One Investment Company, L.P. 13F holdings, Q4 2025
Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →
Route One Investment Company, L.P. disclosed 15 US equity positions worth $2.4bn in its Q4 2025 13F filing. The largest position was GWRE at 14.0% of the reported book, followed by POST and AMZN. Against the Q3 2025 filing, it opened 2 new positions, added to 3 and reduced 7 among the top 15 holdings.
What did Route One Investment Company, L.P. own in Q4 2025? Top 15 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q3 2025 |
|---|---|---|---|---|---|---|---|
| 1 | GWRE GUIDEWIRE SOFTWARE INC | Technology | 14.0% | $335.8m | 1,670,414 | -8% | reduced |
| 2 | POST POST HLDGS INC | Consumer Defensive | 13.0% | $310.7m | 3,136,468 | -9% | reduced |
| 3 | AMZN AMAZON COM INC | Consumer Cyclical | 11.0% | $262.7m | 1,138,000 | -11% | reduced |
| 4 | GOOG ALPHABET INC | Communication Services | 9.0% | $216.2m | 689,080 | -8% | reduced |
| 5 | NYT NEW YORK TIMES CO | Communication Services | 9.0% | $215.6m | 3,105,309 | -16% | reduced |
| 6 | SCHW SCHWAB CHARLES CORP | Financial Services | 7.7% | $183.7m | 1,838,343 | -18% | reduced |
| 7 | UNH UNITEDHEALTH GROUP INC | Healthcare | 7.0% | $167.5m | 507,300 | 0% | held |
| 8 | TMO THERMO FISHER SCIENTIFIC INC | Healthcare | 6.4% | $152.7m | 263,600 | -10% | reduced |
| 9 | ESS ESSEX PPTY TR INC | Real Estate | 5.8% | $139.5m | 532,977 | – | new |
| 10 | KRC KILROY RLTY CORP | Real Estate | 4.6% | $109.7m | 2,935,372 | 12% | added |
| 11 | HLF HERBALIFE LTD | Consumer Defensive | 4.4% | $105.2m | 8,162,123 | 8% | added |
| 12 | PCOR PROCORE TECHNOLOGIES INC | Technology | 2.8% | $66.8m | 918,205 | 0% | held |
| 13 | VIST VISTA ENERGY S.A.B. DE C.V. | Energy | 2.1% | $49.8m | 1,024,200 | – | new |
| 14 | TBBB BBB FOODS INC | Consumer Defensive | 1.9% | $46.3m | 1,385,196 | 1673% | added |
| 15 | VEEV VEEVA SYS INC | Healthcare | 1.4% | $34.6m | 155,100 | 0% | held |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.