Stack Financial Management, Inc

SEC CIK: 0001308685
Latest filing: Aug 3, 2026

SEC filings (opens in a new tab)

WM holding history

Waste Management Inc in every 13F filed by Stack Financial Management, Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

WM overview All 13F holders of WM Full Q2 2026 holdings

Shares (Q2 2026): 145,573
Value: $32.4M
% of portfolio: 2.5%
Quarters held: 22; Since Q1 2021

Holdings of WM by Stack Financial Management, Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	145,573	$32.4M	2.5%	−593−0.4%	Reduced	Holders
Q1 2026	146,166	$33.6M	2.5%	+364+0.2%	Added	Holders
Q4 2025	145,802	$32.0M	2.4%	+161+0.1%	Added	Holders
Q3 2025	145,641	$32.2M	2.7%	−876−0.6%	Reduced	Holders
Q2 2025	146,517	$33.5M	3.0%	−1,632−1.1%	Reduced	Holders
Q1 2025	148,149	$34.3M	2.9%	−327−0.2%	Reduced	Holders
Q4 2024	148,476	$30.0M	2.7%	−706−0.5%	Reduced	Holders
Q3 2024	149,182	$31.0M	2.8%	−674−0.4%	Reduced	Holders
Q2 2024	149,856	$32.0M	3.0%	−110.0%	Reduced	Holders
Q1 2024	149,867	$31.9M	2.9%	−398−0.3%	Reduced	Holders
Q4 2023	150,265	$26.9M	3.0%	−2,984−1.9%	Reduced	Holders
Q3 2023	153,249	$23.4M	2.7%	+1,216+0.8%	Added	Holders
Q2 2023	152,033	$26.4M	2.9%	+610+0.4%	Added	Holders
Q1 2023	151,423	$24.7M	3.0%	+3,327+2.2%	Added	Holders
Q4 2022	148,096	$23.2M	2.3%	+1,520+1.0%	Added	Holders
Q3 2022	146,576	$23.5M	2.5%	−560.0%	Reduced	Holders
Q2 2022	146,632	$22.4M	2.2%	−1,716−1.2%	Reduced	Holders
Q1 2022	148,348	$23.5M	1.9%	−832−0.6%	Reduced	Holders
Q4 2021	149,180	$24.9M	2.1%	−1,391−0.9%	Reduced	Holders
Q3 2021	150,571	$22.5M	2.1%	−1,308−0.9%	Reduced	Holders
Q2 2021	151,879	$21.3M	1.8%	+623+0.4%	Added	Holders
Q1 2021	151,256	$19.5M	1.6%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.