Route One Investment Company, L.P.
13F filer · CIK 1512171 · San Francisco, CA
Summary
Route One Investment Company, L.P. reported $2.49B across 20 positions in its 13F for 2026 Q2, filed Aug 14, 2026. The largest holdings are POST (10.5%), AMZN (9.9%), GWRE (9.1%). Versus 2026 Q1, leaving options aside, it opened 2 new positions, added to 7, trimmed 2 and sold out of 1.
Reported value$2.49B
Positions20incl. options
Report period2026 Q2
FiledAug 14, 2026
New positions2
Added7
Trimmed2
Sold out1
Top 19 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 10.5%Value $260.42MPrice $74.87Shares 2.95MSince Jun 30 -15.17%
Weight 9.9%Value $246.01MPrice $246.67Shares 1.03MSince Jun 30 +3.50%
Weight 9.1%Value $227.56MPrice $145.18Shares 1.85MSince Jun 30 +17.98%
Weight 8.3%Value $206.36MPrice $339.16Shares 584K -15.24%Since Jun 30 -4.01%
Weight 8.1%Value $202.71MPrice $377.83Shares 488K -8.47%Since Jun 30 -9.09%
Weight 8.1%Value $202.06MPrice $98.30Shares 2.19M +30.18%Since Jun 30 +6.54%
Weight 6.9%Value $172.06MPrice $64.17Shares 2.46MSince Jun 30 -8.30%
Weight 6.4%Value $159.18MPrice $33.92Shares 4.25M +4.91%Since Jun 30 -9.47%
Weight 5.6%Value $140.58MPrice $678.60Shares 280K +8.39%Since Jun 30 +35.35%
Weight 4.5%Value $111.28MPrice $1712Shares 66K +46.39%Since Jun 30 +0.88%
Weight 4.4%Value $109.79MPrice $12.60Shares 8.35M +1.48%Since Jun 30 -4.18%
Weight 3.7%Value $92.68MPrice $53.54Shares 2.22M +45.44%Since Jun 30 +28.49%
Weight 3.1%Value $77.63MPrice $66.91Shares 1.22MSince Jun 30 +4.87%
Weight 1.5%Value $37.51MPrice $279.96Shares 211K +16.00%Since Jun 30 +57.75%
Weight 1.5%Value $37.30MPrice $49.06Shares 918KSince Jun 30 +20.78%
Weight 1.5%Value $36.61MPrice $367.74Shares 107KSince Jun 30 +7.18%
Weight 1.5%Value $36.21MPrice $568.26Shares 71KSince Jun 30 +10.64%
Weight 1.2%Value $30.75MPrice $66.05Shares 332KSince Jun 30 -28.66%
Weight 1.2%Value $28.98MPrice $36.98Shares 579KSince Jun 30 -26.08%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 10.5% | $260.42M | -15.17% | — | Hold | |
| 9.9% | $246.01M | +3.50% | — | Hold | |
| 9.1% | $227.56M | +17.98% | — | Hold | |
| 8.3% | $206.36M | -4.01% | -15.24% | Trim | |
| 8.1% | $202.71M | -9.09% | -8.47% | Trim | |
| 8.1% | $202.06M | +6.54% | +30.18% | Add | |
| 6.9% | $172.06M | -8.30% | — | Hold | |
| 6.4% | $159.18M | -9.47% | +4.91% | Add | |
| 5.6% | $140.58M | +35.35% | +8.39% | Add | |
| 4.5% | $111.28M | +0.88% | +46.39% | Add | |
| 4.4% | $109.79M | -4.18% | +1.48% | Add | |
| 3.7% | $92.68M | +28.49% | +45.44% | Add | |
| 3.1% | $77.63M | +4.87% | — | Hold | |
| 1.5% | $37.51M | +57.75% | +16.00% | Add | |
| 1.5% | $37.30M | +20.78% | — | Hold | |
| 1.5% | $36.61M | +7.18% | — | New | |
| 1.5% | $36.21M | +10.64% | — | New | |
| 1.2% | $30.75M | -28.66% | — | Hold | |
| 1.2% | $28.98M | -26.08% | — | Hold |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
Largest sells in 2026 Q2
Options
Notional value, listed apart from stocks
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.