S&T Bank’s Affiliated Managers Group AMG Stock Holding History

S&T Bank’s Portfolio AMG Stock Details AMG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-8	Closed	-$1.91K	–	420
2025 Q3	$1.91K	Buy	+8	New	+$1.76K	﹤0.01%	403

Other funds holding AMG

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return

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

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

CCP

Clarkston Capital Partners Rochester, Michigan $1.18B AUM 0.37% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

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

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

S&T Bank's AMG Position: Q4 2025 in Review

S&T Bank sold out of Affiliated Managers Group (AMG) in Q4 2025, closing a stake of 8 shares — an estimated $1.91K sold.

S&T Bank first reported a position in AMG in Q3 2025 and held it in 1 quarter. The position peaked at $1.91K in Q3 2025. 511 funds tracked by Wall St. Rank hold AMG as of Q4 2025.

S&T Bank reported no remaining Affiliated Managers Group position as of Q4 2025 after selling out during the quarter.
S&T Bank sold 8 Affiliated Managers Group shares in Q4 2025, an estimated $1.91K.
S&T Bank first reported a position in Affiliated Managers Group in Q3 2025 and held it in 1 quarter.
S&T Bank's Affiliated Managers Group position peaked at $1.91K in Q3 2025.
511 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q4 2025.

Based on S&T Bank's 13F filing for Q4 2025, filed 13 Feb 2026.