Mariner’s Community Bank CBU Stock Holding History

Mariner’s Portfolio CBU Stock Details CBU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$521K	Buy	+7,755	New	+$491K	﹤0.01%	2431
2025 Q3	–	Sell	-4,188	Closed	-$238K	–	3589
2025 Q2	$238K	Buy	+4,188	New	+$232K	﹤0.01%	2916

Other funds holding CBU

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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

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

Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return

Mariner's CBU Position: Q2 2026 in Review

Mariner opened a new position in Community Bank (CBU) in Q2 2026: 7,755 shares worth $521K. The stake represents ﹤0.01% of the portfolio and ranks #2431 among its holdings. This is a return to the name: Mariner previously reported a position in CBU as recently as Q2 2025.

Mariner first reported a position in CBU in Q2 2025 and has held it in 2 quarters since. 281 funds tracked by Wall St. Rank hold CBU as of Q2 2026.

Mariner held 7,755 shares of Community Bank worth $521K as of Q2 2026.
Community Bank was a new Mariner position in Q2 2026.
Community Bank made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2431 holding.
Mariner first reported a position in Community Bank in Q2 2025 and has held it in 2 quarters since.
281 funds tracked by Wall St. Rank held Community Bank as of Q2 2026.

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