Aileen Henry Kazmierowski

Greenstone Partners & Co., Llc

Assets Managed

$395.073M

Holdings

Last Quarter

2026 - Q1

Filed Date

1mo 10d ago

Growth Rate

-23.2%(2Q avg: -1.32%)

Sustained Growth

0 quarters

Portfolio positions

This chart displays the top 10 holdings in Greenstone Partners & Co., Llc's 2026 - Q1 portfolio, based on their 13F SEC filing, out of a total of 9 positions.

Assets under management

The assets under management (AUM) of Greenstone Partners & Co., Llc over the past 10 years (40 quarters) show continuous growth in total asset value over the last 0 quarters. As of the latest 13F SEC filing for 2026 - Q1, they manage 395.073M in assets, with a quarterly growth rate of -23.2% and a 2-quarter average growth rate of -1.32%. The portfolio is managed by Aileen Henry Kazmierowski, and others.

Portfolio holdings

Investment	Portfolio %	Reported Value	Recent Activity
APP Applovin Corp-class A Recent Activity	19.67%	$77.71M 195,251 shares@ $398.0 avg price
GWRE Guidewire Software Inc Recent Activity Increased 117.43%	15.31%	$60.47M 404,319 shares@ $149.57 avg price	Increased 117.43%
AYI Acuity Brands Inc Recent Activity Decreased -6.82%	12.75%	$50.358M 179,710 shares@ $280.22 avg price	Decreased -6.82%
APPF Appfolio Inc - A Recent Activity Increased 45.79%	10.93%	$43.163M 273,497 shares@ $157.83 avg price	Increased 45.79%
TPX Tempur Sealy International I Recent Activity Increased 8.1%	10.64%	$42.013M 568,354 shares@ $73.93 avg price	Increased 8.1%
VSTS Vestis Corp Recent Activity	10.14%	$40.042M 5.094M shares@ $7.86 avg price
PCOR Procore Technologies Inc Recent Activity Increased 28.62%	9.71%	$38.328M 672,423 shares@ $57.0 avg price	Increased 28.62%
CHTR Charter Communications Inc-a Recent Activity Increased 3896.29%	9.52%	$37.597M 174,158 shares@ $215.88 avg price	Increased 3896.29%
XPO Xpo Inc Recent Activity Decreased -85.69%	1.37%	$5.392M 27,715 shares@ $194.55 avg price	Decreased -85.69%

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