AltaRock Partners

Q2 2017 13F · by Mark Massey, founder

As of: Jun 30, 2017
Filed: Aug 11, 2017
US stock: $710M · prev $674M
Positions: 7 · prev 8
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

+4.9 pp in · −6.5 pp out

New 0 0.00 pp
Added 2 +4.93 pp
Trimmed 0 0.00 pp
Exited 1 −6.52 pp

The book

Very concentrated · behaves like 6 equal-sized positions

Very concentrated
Concentrated
Focused
Diversified

Low turnover · 10% a year, about 9.8 years per position

Low
Moderate
High

Top 5 positions89% of US stock

TDG TransDigm Group Incorporated added+4.17 pp added+4.1721.7%
unresolved Priceline Grp Inc held held20.9%
CHTR Charter Comm Inc Del CL A New added+0.76 pp added+0.7619.5%
MCO Moody's Corporation held held18.6%
WAB Wabtec Inc. held held8.8%

Positions7 in this filing · 1 exited


TDGTransDigm Group Incorporated	21.67%	572,164	$154M	added+7%	+4.17 pp	11 q
unresolvedPriceline Grp Inc	20.92%	79,413	$149M	held	—	3 q
CHTRCharter Comm Inc Del CL A New	19.48%	410,537	$138M	added+6%	+0.76 pp	5 q
MCOMoody's Corporation	18.55%	1,082,436	$132M	held	—	11 q
WABWabtec Inc.	8.85%	686,426	$63M	held	—	4 q
MAMastercard Incorporated	6.81%	398,290	$48M	held	—	11 q
VVISA Inc.	3.73%	282,516	$26M	held	—	11 q
LBTYKLiberty Global Ltd. Class C	—	−1,254,232	—	exited	−6.52 pp	—

Source

Form: 13F-HR
Reading: 0 defects · 1 unresolved
Accession: 0001144204-17-042512
Options: none in this filing
Notes: none in this filing
SEC cross-check: SEC data set not published yet