Mark Massey - AltaRock Partners 13F Activity & Position Changes (Q1 2023)

As of Mar 31, 2023, the AltaRock Partners portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on May 16, 2023. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.

During Q1 2023, the filing reported:

New Buys - None reported

Increases - Amazon.com, Inc., Charter Communications, Inc.

Reductions - Alphabet Inc., Mastercard Incorporated, Microsoft Corporation, Transdigm Group Incorporated, Visa Inc.

Complete Exits - None reported

These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.

Date	Symbol	Name	Type	Change Qty	% Change	Value	Remaining
Q1 2023	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Buy	+220,581	+3.9%	$605.79M	5,864,951
Q1 2023	CHTR Charter Communications, Inc.	Charter Communications, Inc.	Buy	+65,000	+19.4%	$142.85M	399,465
Q1 2023	GOOGL Alphabet Inc.	Alphabet Inc.	Sell	-148,000	-2.3%	$651.68M	6,282,417
Q1 2023	MA Mastercard Incorporated	Mastercard Incorporated	Sell	-6,500	-2.2%	$107.03M	294,510
Q1 2023	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-228,200	-8.9%	$672.30M	2,331,929
Q1 2023	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-26,600	-1.9%	$1.02B	1,383,124
Q1 2023	V Visa Inc.	Visa Inc.	Sell	-26,000	-1.6%	$371.59M	1,648,124