Mariner’s 3M MMM Stock Holding History

Mariner’s Portfolio MMM Stock Details MMM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q2	–	Sell	-7,415	Closed	-$26K	–	813
2018 Q1	$26K	Buy	+7,415	New	+$1.47M	﹤0.01%	631

Other funds holding MMM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

State Farm Mutual Automobile Insurance Bloomington, Illinois $146B AUM 55.73% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mariner's MMM Position: Q2 2026 in Review

Mariner reduced its 3M (MMM) stake by 3% in Q2 2026, selling an estimated $1.9M and leaving 405,370 shares worth $65.6M. The position accounts for 0.07% of the portfolio, ranked #215.

Mariner first reported a position in MMM in Q2 2013 and has held it in 53 quarters since. The position peaked at $75.6M in Q4 2021. 2,236 funds tracked by Wall St. Rank hold MMM as of Q2 2026.

Mariner held 405,370 shares of 3M worth $65.6M as of Q2 2026.
Mariner sold 12,541 3M shares in Q2 2026, an estimated $1.9M.
3M made up 0.07% of Mariner's portfolio in Q2 2026, its #215 holding.
Mariner first reported a position in 3M in Q2 2013 and has held it in 53 quarters since.
Mariner's 3M position peaked at $75.6M in Q4 2021.
2,236 funds tracked by Wall St. Rank held 3M as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.