Group One Trading’s Ampco-Pittsburgh AP Stock Holding History

Group One Trading’s Portfolio AP Stock Details AP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$44.8K	Sell	6,662 -3,618	-35%	-$26K	﹤0.01%	5346
2025 Q4	$54.8K	Buy	10,280 +10,080	+5,040%	+$27.9K	﹤0.01%	5531
2025 Q3	$458	Sell	200 -14,197	-99%	-$42.1K	﹤0.01%	8153
2025 Q2	$42.6K	Buy	+14,397	New	+$37.3K	﹤0.01%	5709
2023 Q2	–	Sell	-2,606	Closed	-$6.38K	–	7608
2023 Q1	$6.38K	Buy	+2,606	New	+$7.45K	﹤0.01%	6175
2019 Q1	–	Sell	-100	Closed	–	–	4754
2018 Q4	$0	Hold	100	–	–	﹤0.01%	4832
2018 Q3	$1K	Hold	100	–	–	﹤0.01%	5059
2018 Q2	$1K	Hold	100	–	–	﹤0.01%	4983
2018 Q1	$1K	Sell	100 -100	-50%	-$1.2K	﹤0.01%	4683
2017 Q4	$2K	Buy	+200	New	+$3.02K	﹤0.01%	4679

Other funds holding AP

GAMCO Investors Greenwich, Connecticut $10.2B AUM 30.27% 1-Year Est. Return

Gabelli Funds Rye, New York $14.8B AUM 32.24% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Huntleigh Advisors St. Louis, Missouri $585M AUM 50.58% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

MIM

Meros Investment Management Dallas, Texas $231M AUM 35.94% 1-Year Est. Return

Group One Trading's AP Position: Q1 2026 in Review

Group One Trading reduced its Ampco-Pittsburgh (AP) stake by 35% in Q1 2026, selling an estimated $26K and leaving 6,662 shares worth $44.8K. The position accounts for ﹤0.01% of the portfolio, ranked #5346.

Group One Trading first reported a position in AP in Q4 2017 and has held it in 10 quarters since. The position peaked at $54.8K in Q4 2025. 63 funds tracked by Wall St. Rank hold AP as of Q1 2026.

Group One Trading held 6,662 shares of Ampco-Pittsburgh worth $44.8K as of Q1 2026.
Group One Trading sold 3,618 Ampco-Pittsburgh shares in Q1 2026, an estimated $26K.
Ampco-Pittsburgh made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5346 holding.
Group One Trading first reported a position in Ampco-Pittsburgh in Q4 2017 and has held it in 10 quarters since.
Group One Trading's Ampco-Pittsburgh position peaked at $54.8K in Q4 2025.
63 funds tracked by Wall St. Rank held Ampco-Pittsburgh as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.