AltaRock Partners

Q3 2015 13F · by Mark Massey, founder

As of: Sep 30, 2015
Filed: Nov 12, 2015
US stock: $420M · prev $314M
Positions: 8 · 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%

Moves8 since the prior filing

+2.0 pp in · −2.0 pp out

New 1 +0.38 pp
Added 5 +1.64 pp
Trimmed 2 −2.02 pp
Exited 0 0.00 pp

The book

Very concentrated · behaves like 5 equal-sized positions

Very concentrated
Concentrated
Focused
Diversified

Low turnover · 2.2% a year, more than 30 years per position

Low
Moderate
High

Top 5 positions95% of US stock

TDG TransDigm Group Incorporated added+0.31 pp added+0.3131.4%
unresolved Charter Comm's Inc added+3.47 pp added+3.4721.0%
MCO Moody's Corporation added+1.11 pp added+1.1117.2%
LBTYK Liberty Global Ltd. Class C added−0.13 pp added−0.1316.9%
MA Mastercard Incorporated added−3.12 pp added−3.128.7%

Positions8 in this filing · 0 exited


TDGTransDigm Group Incorporated	31.38%	619,863	$132M	added+43%	+0.31 pp	4 q
unresolvedCharter Comm's Inc	21.01%	501,231	$88M	added+56%	+3.47 pp	3 q
MCOMoody's Corporation	17.19%	734,510	$72M	added+57%	+1.11 pp	4 q
LBTYKLiberty Global Ltd. Class C	16.95%	1,733,964	$71M	added+64%	−0.13 pp	4 q
MAMastercard Incorporated	8.67%	403,690	$36M	added+2%	−3.12 pp	4 q
VVISA Inc.	4.16%	250,416	$17M	trimmed−11%	−1.84 pp	4 q
1LGEUSDLiberty Global PLC Lilac - C	0.38%	46,045	$2M	new	+0.38 pp	new
IBKRInteractive Brokers Group, Inc. Class A	0.26%	27,201	$1M	trimmed−18%	−0.18 pp	2 q

Source

Form: 13F-HR
Reading: 0 defects · 1 unresolved
Accession: 0001144204-15-064631
Options: none in this filing
Notes: none in this filing
SEC cross-check: SEC data set not published yet