Mark Massey - AltaRock Partners Portfolio

Period Date		Jun 30, 2025
Filing Date		Aug 14, 2025
Total Stocks		9
Portfolio Value		$5.48B

AltaRock Partners Activity

Date	Symbol	Name	Type	Quantity	Value	Remaining
Q2 2024Jun 30, 2024	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Sell	-75,000-1.8%	$798.02M	4,129,460
Q2 2024Jun 30, 2024	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-83,134-7.2%	$1.37B	1,073,264
Q2 2024Jun 30, 2024	GOOGL Alphabet Inc.	Alphabet Inc.	Sell	-283,000-6.6%	$728.98M	4,002,110
Q2 2024Jun 30, 2024	CHTR Charter Communications, Inc.	Charter Communications, Inc.	Sell	-498,843-98.8%	$1.80M	6,025
Q1 2024Mar 31, 2024	MA Mastercard Incorporated	Mastercard Incorporated	Sell	-1,961-0.7%	$128.60M	267,033
Q1 2024Mar 31, 2024	MCO Moody's Corporation	Moody's Corporation	Sell	-10,500-1.3%	$314.48M	800,135
Q1 2024Mar 31, 2024	V Visa Inc.	Visa Inc.	Sell	-48,770-2.7%	$496.31M	1,778,383
Q1 2024Mar 31, 2024	CHTR Charter Communications, Inc.	Charter Communications, Inc.	Sell	-68,892-12.0%	$146.73M	504,868
Q1 2024Mar 31, 2024	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-81,224-6.6%	$1.42B	1,156,398
Q1 2024Mar 31, 2024	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Sell	-230,174-5.2%	$758.40M	4,204,460
Q1 2024Mar 31, 2024	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-236,528-11.9%	$738.02M	1,754,186
Q1 2024Mar 31, 2024	GOOGL Alphabet Inc.	Alphabet Inc.	Sell	-574,720-11.8%	$646.75M	4,285,110
Q4 2023Dec 31, 2023	MCO Moody's Corporation	Moody's Corporation	Buy	+466,201+135.4%	$316.60M	810,635
Q4 2023Dec 31, 2023	CHTR Charter Communications, Inc.	Charter Communications, Inc.	Buy	+76,058+15.3%	$223.01M	573,760
Q4 2023Dec 31, 2023	MA Mastercard Incorporated	Mastercard Incorporated	Sell	-11,457-4.1%	$114.73M	268,994
Q4 2023Dec 31, 2023	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-72,464-5.5%	$1.25B	1,237,622
Q4 2023Dec 31, 2023	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Sell	-165,600-3.6%	$673.80M	4,434,634
Q4 2023Dec 31, 2023	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-220,798-10.0%	$748.59M	1,990,714
Q4 2023Dec 31, 2023	V Visa Inc.	Visa Inc.	Sell	-250,867-12.1%	$475.70M	1,827,153
Q4 2023Dec 31, 2023	GOOGL Alphabet Inc.	Alphabet Inc.	Sell	-399,392-7.6%	$678.87M	4,859,830
Q3 2023Sep 30, 2023	CHTR Charter Communications, Inc.	Charter Communications, Inc.	Buy	+98,237+24.6%	$218.90M	497,702
Q3 2023Sep 30, 2023	V Visa Inc.	Visa Inc.	Buy	+96,744+4.9%	$477.97M	2,078,020
Q3 2023Sep 30, 2023	MCO Moody's Corporation	Moody's Corporation	Buy	+82,900+31.7%	$108.90M	344,434
Q3 2023Sep 30, 2023	MA Mastercard Incorporated	Mastercard Incorporated	Sell	-14,059-4.8%	$111.03M	280,451
Q3 2023Sep 30, 2023	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-47,405-3.5%	$1.10B	1,310,086
Q3 2023Sep 30, 2023	MSFT Microsoft Corporation	Microsoft Corporation	Sell	-60,529-2.7%	$698.28M	2,211,512
Q3 2023Sep 30, 2023	GOOGL Alphabet Inc.	Alphabet Inc.	Sell	-477,378-8.3%	$688.22M	5,259,222
Q3 2023Sep 30, 2023	AMZN Amazon.com, Inc.	Amazon.com, Inc.	Sell	-506,547-9.9%	$584.78M	4,600,234
Q2 2023Jun 30, 2023	V Visa Inc.	Visa Inc.	Buy	+333,152+20.2%	$470.51M	1,981,276
Q2 2023Jun 30, 2023	TDG Transdigm Group Incorporated	Transdigm Group Incorporated	Sell	-25,633-1.9%	$1.21B	1,357,491

Page 2 of 8 • 219 total trades

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