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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
Q2 		$7.32M Buy
64,910
+14,280
+28% +$1.73M 0.2% 126
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
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Castleark Management's ALSN Position: Q2 2026 in Review

Castleark Management increased its Allison Transmission (ALSN) stake by 28% in Q2 2026, buying an estimated $1.73M and bringing the position to 64,910 shares worth $7.32M. The position accounts for 0.2% of the portfolio, ranked #126.

Castleark Management first reported a position in ALSN in Q3 2013 and has held it in 13 quarters since. 571 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

  • Castleark Management held 64,910 shares of Allison Transmission worth $7.32M as of Q2 2026.
  • Castleark Management bought 14,280 Allison Transmission shares in Q2 2026, an estimated $1.73M.
  • Allison Transmission made up 0.2% of Castleark Management's portfolio in Q2 2026, its #126 holding.
  • Castleark Management first reported a position in Allison Transmission in Q3 2013 and has held it in 13 quarters since.
  • 571 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.