Acadian Asset Management’s Ampco-Pittsburgh AP Stock Holding History

Acadian Asset Management’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	$559K	Buy	83,592 +18,077	+28%	+$130K	﹤0.01%	1328
2025 Q4	$348K	Buy	65,515 +8,524	+15%	+$23.6K	﹤0.01%	1410
2025 Q3	$129K	Hold	56,991	–	–	﹤0.01%	1472
2025 Q2	$166K	Hold	56,991	–	–	﹤0.01%	1331
2025 Q1	$122K	Hold	56,991	–	–	﹤0.01%	1320
2024 Q4	$118K	Hold	56,991	–	–	﹤0.01%	1334
2024 Q3	$113K	Sell	56,991 -58,006	-50%	-$97.2K	﹤0.01%	1547
2024 Q2	$88K	Hold	114,997	–	–	﹤0.01%	1551
2024 Q1	$247K	Hold	114,997	–	–	﹤0.01%	1155
2023 Q4	$313K	Hold	114,997	–	–	﹤0.01%	1130
2023 Q3	$301K	Hold	114,997	–	–	﹤0.01%	1116
2023 Q2	$364K	Hold	114,997	–	–	﹤0.01%	1129
2023 Q1	$280K	Hold	114,997	–	–	﹤0.01%	1188
2022 Q4	$287K	Hold	114,997	–	–	﹤0.01%	1196
2022 Q3	$422K	Sell	114,997 -1,019	-0.9%	-$4.17K	﹤0.01%	1034
2022 Q2	$449K	Sell	116,016 -8,775	-7%	-$41.9K	﹤0.01%	1009
2022 Q1	$786K	Sell	124,791 -30,281	-20%	-$182K	﹤0.01%	884
2021 Q4	$775K	Sell	155,072 -32,677	-17%	-$160K	﹤0.01%	893
2021 Q3	$881K	Sell	187,749 -9,621	-5%	-$51.4K	﹤0.01%	886
2021 Q2	$1.2M	Sell	197,370 -4,146	-2%	-$28.1K	﹤0.01%	860
2021 Q1	$1.36M	Buy	201,516 +15,183	+8%	+$111K	0.01%	863
2020 Q4	$1.02M	Buy	186,333 +85,211	+84%	+$393K	﹤0.01%	983
2020 Q3	$332K	Buy	101,122 +64,063	+173%	+$206K	﹤0.01%	1267
2020 Q2	$113K	Buy	+37,059	New	+$119K	﹤0.01%	1688
2019 Q4	–	Sell	-15,168	Closed	-$56K	–	1858
2019 Q3	$56K	Buy	+15,168	New	+$56.9K	﹤0.01%	1589
2019 Q2	–	Sell	-41,508	Closed	-$137K	–	1767
2019 Q1	$137K	Buy	41,508 +17,928	+76%	+$68.2K	﹤0.01%	1444
2018 Q4	$73K	Buy	+23,580	New	+$99K	﹤0.01%	1341
2017 Q2	–	Sell	-17,416	Closed	-$244K	–	1431
2017 Q1	$244K	Buy	17,416 +6,945	+66%	+$103K	﹤0.01%	1014
2016 Q4	$176K	Sell	10,471 -27,984	-73%	-$385K	﹤0.01%	1021
2016 Q3	$427K	Sell	38,455 -19,891	-34%	-$233K	﹤0.01%	843
2016 Q2	$660K	Buy	58,346 +12,040	+26%	+$184K	﹤0.01%	710
2016 Q1	$644K	Buy	46,306 +1,172	+3%	+$13.2K	﹤0.01%	706
2015 Q4	$463K	Sell	45,134 -4,489	-9%	-$50.9K	﹤0.01%	818
2015 Q3	$542K	Sell	49,623 -64,175	-56%	-$814K	﹤0.01%	769
2015 Q2	$1.72M	Sell	113,798 -40,146	-26%	-$649K	0.01%	592
2015 Q1	$2.69M	Sell	153,944 -39,041	-20%	-$708K	0.01%	494
2014 Q4	$3.71M	Sell	192,985 -6,444	-3%	-$124K	0.02%	445
2014 Q3	$3.99M	Buy	199,429 +14,884	+8%	+$315K	0.02%	390
2014 Q2	$4.23M	Buy	184,545 +34,956	+23%	+$736K	0.02%	388
2014 Q1	$2.82M	Buy	149,589 +72,405	+94%	+$1.36M	0.01%	419
2013 Q4	$1.5M	Buy	77,184 +70,910	+1,130%	+$1.29M	0.01%	513
2013 Q3	$113K	Buy	6,274 +6,154	+5,128%	+$115K	﹤0.01%	800
2013 Q2	$2K	Buy	+120	New	+$2.2K	﹤0.01%	889

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

Acadian Asset Management's AP Position: Q1 2026 in Review

Acadian Asset Management increased its Ampco-Pittsburgh (AP) stake by 28% in Q1 2026, buying an estimated $130K and bringing the position to 83,592 shares worth $559K. The position accounts for ﹤0.01% of the portfolio, ranked #1328.

Acadian Asset Management first reported a position in AP in Q2 2013 and has held it in 43 quarters since. The position peaked at $4.23M in Q2 2014. 63 funds tracked by Wall St. Rank hold AP as of Q1 2026.

Acadian Asset Management held 83,592 shares of Ampco-Pittsburgh worth $559K as of Q1 2026.
Acadian Asset Management bought 18,077 Ampco-Pittsburgh shares in Q1 2026, an estimated $130K.
Ampco-Pittsburgh made up ﹤0.01% of Acadian Asset Management's portfolio in Q1 2026, its #1328 holding.
Acadian Asset Management first reported a position in Ampco-Pittsburgh in Q2 2013 and has held it in 43 quarters since.
Acadian Asset Management's Ampco-Pittsburgh position peaked at $4.23M in Q2 2014.
63 funds tracked by Wall St. Rank held Ampco-Pittsburgh as of Q1 2026.

Based on Acadian Asset Management's 13F filing for Q1 2026, filed 13 May 2026.