Castleark Management’s Allison Transmission ALSN Stock Holding History

Castleark Management’s Portfolio ALSN Stock Details ALSN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$5.93M	Buy	+50,630	New	+$5.75M	0.2%	131
2023 Q4	–	Sell	-45,570	Closed	-$2.69M	–	284
2023 Q3	$2.69M	Sell	45,570 -12,060	-21%	-$710K	0.14%	148
2023 Q2	$3.25M	Sell	57,630 -20,160	-26%	-$992K	0.15%	147
2023 Q1	$3.52M	Sell	77,790 -19,970	-20%	-$897K	0.17%	129
2022 Q4	$4.07M	Buy	+97,760	New	+$4.02M	0.21%	113
2017 Q3	–	Sell	-132,125	Closed	-$4.96M	–	387
2017 Q2	$4.96M	Sell	132,125 -10,980	-8%	-$410K	0.16%	180
2017 Q1	$5.16M	Buy	143,105 +45,925	+47%	+$1.64M	0.16%	183
2016 Q4	$3.27M	Buy	+97,180	New	+$3.02M	0.1%	235
2015 Q2	–	Sell	-146,740	Closed	-$4.69M	–	370
2015 Q1	$4.69M	Buy	146,740 +41,000	+39%	+$1.31M	0.11%	199
2014 Q4	$3.58M	Buy	+105,740	New	+$3.37M	0.09%	186
2014 Q3	–	Sell	-22,800	Closed	-$709K	–	310
2014 Q2	$709K	Buy	+22,800	New	+$689K	0.02%	252
2013 Q4	–	Sell	-22,800	Closed	-$650K	–	316
2013 Q3	$650K	Buy	+22,800	New	+$539K	0.02%	267

Other funds holding ALSN

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

Castleark Management's ALSN Position: Q1 2026 in Review

Castleark Management opened a new position in Allison Transmission (ALSN) in Q1 2026: 50,630 shares worth $5.93M. The stake represents 0.2% of the portfolio and ranks #131 among its holdings. This is a return to the name: Castleark Management previously reported a position in ALSN as recently as Q3 2023.

Castleark Management first reported a position in ALSN in Q3 2013 and has held it in 12 quarters since. 552 funds tracked by Wall St. Rank hold ALSN as of Q1 2026.

Castleark Management held 50,630 shares of Allison Transmission worth $5.93M as of Q1 2026.
Allison Transmission was a new Castleark Management position in Q1 2026.
Allison Transmission made up 0.2% of Castleark Management's portfolio in Q1 2026, its #131 holding.
Castleark Management first reported a position in Allison Transmission in Q3 2013 and has held it in 12 quarters since.
552 funds tracked by Wall St. Rank held Allison Transmission as of Q1 2026.

Based on Castleark Management's 13F filing for Q1 2026, filed 15 May 2026.