MassMutual Private Wealth & Trust’s Atmus Filtration Technologies ATMU Stock Holding History

MassMutual Private Wealth & Trust’s Portfolio ATMU Stock Details ATMU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$8.31K	Buy	163 +43	+36%	+$2.34K	﹤0.01%	1481
2026 Q1	$6.81K	Hold	120	–	–	﹤0.01%	1535
2025 Q4	$6.23K	Buy	+120	New	+$5.81K	﹤0.01%	1585
2025 Q2	–	Sell	-31	Closed	-$1.14K	–	2359
2025 Q1	$1.14K	Buy	+31	New	+$1.22K	﹤0.01%	2086

Other funds holding ATMU

CCM

Channing Capital Management Chicago, Illinois $4.34B AUM 37.08% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

PSC

Prentiss Smith & Co Brattleboro, Vermont $182M AUM 26.44% 1-Year Est. Return

Tema ETFs New York $3.09B AUM 72.72% 1-Year Est. Return

Vest Financial Mclean, Virginia $9.52B AUM 31.6% 1-Year Est. Return

MassMutual Private Wealth & Trust's ATMU Position: Q2 2026 in Review

MassMutual Private Wealth & Trust increased its Atmus Filtration Technologies (ATMU) stake by 36% in Q2 2026, buying an estimated $2.34K and bringing the position to 163 shares worth $8.31K. The position accounts for ﹤0.01% of the portfolio, ranked #1481.

MassMutual Private Wealth & Trust first reported a position in ATMU in Q1 2025 and has held it in 4 quarters since. 99 funds tracked by Wall St. Rank hold ATMU as of Q2 2026.

MassMutual Private Wealth & Trust held 163 shares of Atmus Filtration Technologies worth $8.31K as of Q2 2026.
MassMutual Private Wealth & Trust bought 43 Atmus Filtration Technologies shares in Q2 2026, an estimated $2.34K.
Atmus Filtration Technologies made up ﹤0.01% of MassMutual Private Wealth & Trust's portfolio in Q2 2026, its #1481 holding.
MassMutual Private Wealth & Trust first reported a position in Atmus Filtration Technologies in Q1 2025 and has held it in 4 quarters since.
99 funds tracked by Wall St. Rank held Atmus Filtration Technologies as of Q2 2026.

Based on MassMutual Private Wealth & Trust's 13F filing for Q2 2026, filed 2 Jul 2026.