Route One Investment Company, L.P. Long-Term Concentrated

Name: Route One Investment Company, L.P. Q1 2026 13F Filing | 13F Explorer
Creator: Route One Investment Company, L.P.
Published: 2026-05-15

Location: San Francisco, CA

CIK: 0001512171 · Show all filings

Period: Q1 2026 (← Previous) (Next →)

Filing Date: May 15, 2026

Total Value: $2.349B (100.0% shares, 0.0% debt)

Holdings (19)

POST POST HLDGS INC 12.4%

Value $292M Shares 2,950,568 Est. Cost $46.80 Unrealized +119.7%

GWRE GUIDEWIRE SOFTWARE INC 11.8%

Value $277M Shares 1,849,364 Est. Cost $106.01 Unrealized +41.7%

AMZN AMAZON COM INC 9.2%

Value $215M Shares 1,032,200 Est. Cost $96.61 Unrealized +134.8%

NYT NEW YORK TIMES CO 8.8%

Value $206M Shares 2,458,659 Est. Cost $38.69 Unrealized +86.8%

GOOG ALPHABET INC 8.4%

Value $198M Shares 689,080 Est. Cost $109.62 Unrealized +195.3%

SCHW SCHWAB CHARLES CORP 6.7%

Value $158M Shares 1,682,243 Est. Cost $56.19 Unrealized +78.2%

UNH UNITEDHEALTH GROUP INC 6.1%

Value $144M Shares 532,875 Est. Cost $346.57 Unrealized -10.9%

TMO THERMO FISHER SCIENTIFIC INC 5.4%

Value $127M Shares 258,700 Est. Cost $496.28 Unrealized +15.8%

HLF HERBALIFE LTD 5.2%

Value $121M Shares 8,227,300 Est. Cost $24.76 Unrealized -32.7%

KRC KILROY RLTY CORP 4.9%

Value $114M Shares 4,049,563 Est. Cost $36.04 Unrealized —

VIST VISTA ENERGY S.A.B. DE C.V. 3.9%

Value $91.82M Shares 1,216,700 Est. Cost $52.90 Unrealized —

MELI MERCADOLIBRE INC 3.3%

Value $77.43M Shares 44,785 Est. Cost $2066.46 Unrealized 0.0%

ESS ESSEX PPTY TR INC 3.1%

Value $72.09M Shares 297,912 Est. Cost $256.27 Unrealized +0.2%

SPY SPDR S&P 500 ETF TR 2.8%

Value $65.03M Shares 100,000 Est. Cost — Unrealized —

TBBB BBB FOODS INC 2.3%

Value $54.09M Shares 1,529,296 Est. Cost $30.24 Unrealized +17.7%

PCOR PROCORE TECHNOLOGIES INC 2.2%

Value $52.34M Shares 918,205 Est. Cost $66.97 Unrealized -10.0%

VEEV VEEVA SYS INC 1.4%

Value $32.01M Shares 182,200 Est. Cost $241.44 Unrealized -15.5%

GGAL GRUPO FINANCIERO GALICIA S.A 1.2%

Value $27.06M Shares 579,350 Est. Cost $46.71 Unrealized —

BMA BANCO MACRO SA 1.1%

Value $25.7M Shares 332,111 Est. Cost $77.37 Unrealized —

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
POST	POST HLDGS INC	2,950,568	$292M	12.4%	$46.80	+119.7%	COM	737446104
GWRE	GUIDEWIRE SOFTWARE INC	1,849,364	$277M	11.8%	$106.01	+41.7%	COM	40171V100
AMZN	AMAZON COM INC	1,032,200	$215M	9.2%	$96.61	+134.8%	COM	023135106
NYT	NEW YORK TIMES CO	2,458,659	$206M	8.8%	$38.69	+86.8%	CL A	650111107
GOOG	ALPHABET INC	689,080	$198M	8.4%	$109.62	+195.3%	CAP STK CL C	02079K107
SCHW	SCHWAB CHARLES CORP	1,682,243	$158M	6.7%	$56.19	+78.2%	COM	808513105
UNH	UNITEDHEALTH GROUP INC	532,875	$144M	6.1%	$346.57	-10.9%	COM	91324P102
TMO	THERMO FISHER SCIENTIFIC INC	258,700	$127M	5.4%	$496.28	+15.8%	COM	883556102
HLF	HERBALIFE LTD	8,227,300	$121M	5.2%	$24.76	-32.7%	COM SHS	G4412G101
KRC	KILROY RLTY CORP	4,049,563	$114M	4.9%	$36.04	—	COM	49427F108
VIST	VISTA ENERGY S.A.B. DE C.V.	1,216,700	$91.82M	3.9%	$52.90	—	SPONSORED ADS	92837L109
MELI	MERCADOLIBRE INC	44,785	$77.43M	3.3%	$2066.46	0.0%	COM	58733R102
ESS	ESSEX PPTY TR INC	297,912	$72.09M	3.1%	$256.27	+0.2%	COM	297178105
SPY	SPDR S&P 500 ETF TR	100,000	$65.03M	2.8%	—	—	Put	78462F103
TBBB	BBB FOODS INC	1,529,296	$54.09M	2.3%	$30.24	+17.7%	CL A COM	G0896C103
PCOR	PROCORE TECHNOLOGIES INC	918,205	$52.34M	2.2%	$66.97	-10.0%	COM	74275K108
VEEV	VEEVA SYS INC	182,200	$32.01M	1.4%	$241.44	-15.5%	CL A COM	922475108
GGAL	GRUPO FINANCIERO GALICIA S.A	579,350	$27.06M	1.2%	$46.71	—	SPONSORED ADR	399909100
BMA	BANCO MACRO SA	332,111	$25.7M	1.1%	$77.37	—	SPON ADR B	05961W105