AltaRock Partners

Q3 2018 13F · by Mark Massey, founder

As of: Sep 30, 2018
Filed: Nov 13, 2018
US stock: $1.1B · prev $967M
Positions: 7 · prev 7
Options notional: $0
Documents: 1· no amendments

Picture100.0% US stock

Full picture · of what this 13F reports is US stock

US stock listed on a US exchange 100.0%
Foreign stock not listed in the US 0.0%
Notes debt, at principal 0.0%
Puts at notional value 0.0%
Calls at notional value 0.0%

Moves3 since the prior filing

+2.3 pp in · +0.6 pp out

New 0 0.00 pp
Added 2 +2.33 pp
Trimmed 1 +0.59 pp
Exited 0 0.00 pp

The book

Very concentrated · behaves like 6 equal-sized positions

Very concentrated
Concentrated
Focused
Diversified

Low turnover · 2.5% a year, more than 30 years per position

Low
Moderate
High

Top 5 positions88% of US stock

CHTR Charter Comm Inc Del CL A New added+2.14 pp added+2.1422.9%
BKNG Booking Holdings Inc. added+0.19 pp added+0.1921.9%
TDG TransDigm Group Incorporated held held18.3%
MCO Moody's Corporation held held14.8%
ORLY O'Reilly Automotive, Inc. trimmed+0.59 pp trimmed+0.5910.0%

Positions7 in this filing · 0 exited


CHTRCharter Comm Inc Del CL A New	22.95%	766,598	$250M	added+12%	+2.14 pp	10 q
BKNGBooking Holdings Inc.	21.88%	120,083	$238M	added+16%	+0.19 pp	3 q
TDGTransDigm Group Incorporated	18.28%	534,431	$199M	held	—	16 q
MCOMoody's Corporation	14.85%	966,907	$162M	held	—	16 q
ORLYO'Reilly Automotive, Inc.	10.01%	313,629	$109M	trimmed−6%	+0.59 pp	2 q
MAMastercard Incorporated	8.14%	398,290	$89M	held	—	16 q
VVISA Inc.	3.89%	282,516	$42M	held	—	16 q

Source

Form: 13F-HR
Reading: 0 defects · 0 unresolved
Accession: 0001144204-18-059158
Options: none in this filing
Notes: none in this filing
SEC cross-check: SEC data set not published yet