AltaRock Partners

Q4 2018 13F · by Mark Massey, founder

As of: Dec 31, 2018
Filed: Feb 14, 2019
US stock: $840M · prev $1.1B
Positions: 6 · 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%

Moves6 since the prior filing

+17.9 pp in · −18.5 pp out

New 0 0.00 pp
Added 3 +17.92 pp
Trimmed 2 +3.41 pp
Exited 1 −21.88 pp

The book

Very concentrated · behaves like 5 equal-sized positions

Very concentrated
Concentrated
Focused
Diversified

Moderate turnover · 41% a year, about 2.4 years per position

Low
Moderate
High

Top 5 positions96% of US stock

CHTR Charter Comm Inc Del CL A New added+6.21 pp added+6.2129.2%
TDG TransDigm Group Incorporated added+7.72 pp added+7.7226.0%
MCO Moody's Corporation added+3.99 pp added+3.9918.8%
ORLY O'Reilly Automotive, Inc. trimmed+2.64 pp trimmed+2.6412.7%
MA Mastercard Incorporated trimmed+0.77 pp trimmed+0.778.9%

Positions6 in this filing · 1 exited


CHTRCharter Comm Inc Del CL A New	29.16%	859,850	$245M	added+12%	+6.21 pp	11 q
TDGTransDigm Group Incorporated	26.00%	642,485	$218M	added+20%	+7.72 pp	17 q
MCOMoody's Corporation	18.84%	1,130,261	$158M	added+17%	+3.99 pp	17 q
ORLYO'Reilly Automotive, Inc.	12.65%	308,729	$106M	trimmed−2%	+2.64 pp	3 q
MAMastercard Incorporated	8.91%	396,940	$75M	trimmed−0%	+0.77 pp	17 q
VVISA Inc.	4.44%	282,516	$37M	held	—	17 q
BKNGBooking Holdings Inc.	—	−120,083	—	exited	−21.88 pp	—

Source

Form: 13F-HR
Reading: 0 defects · 0 unresolved
Accession: 0001144204-19-007801
Options: none in this filing
Notes: none in this filing
SEC cross-check: SEC data set not published yet