Hudson Bay Capital Management
ALSN icon

Hudson Bay Capital Management’s Allison Transmission ALSN Stock Holding History

Hudson Bay Capital 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 		$5.3M Buy
47,024
+11,561
+33% +$1.4M 0.01% 547
2026
Q1 		$4.15M Buy
+35,463
New +$4.03M 0.01% 564
2025
Q2 		– Sell
-10,000
Closed -$957K – 1359
2025
Q1 		$957K Buy
+10,000
New +$1.06M ﹤0.01% 931
2022
Q2 		– Sell
-62,413
Closed -$2.45M – 1326
2022
Q1 		$2.45M Buy
+62,413
New +$2.46M 0.03% 650
2017
Q3 		– Sell
-151,238
Closed -$5.67M – 377
2017
Q2 		$5.67M Sell
151,238
-10,663
-7% -$398K 0.11% 166
2017
Q1 		$5.84M Buy
161,901
+54,873
+51% +$1.96M 0.08% 239
2016
Q4 		$3.61M Buy
107,028
+86,975
+434% +$2.71M 0.07% 243
2016
Q3 		$575K Sell
20,053
-52,951
-73% -$1.49M 0.01% 353
2016
Q2 		$2.06M Buy
+73,004
New +$2.03M 0.06% 189
2015
Q3 		– Sell
-18,000
Closed -$527K – 206
2015
Q2 		$527K Buy
+18,000
New +$559K 0.02% 204

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

Hudson Bay Capital Management's ALSN Position: Q2 2026 in Review

Hudson Bay Capital Management increased its Allison Transmission (ALSN) stake by 33% in Q2 2026, buying an estimated $1.4M and bringing the position to 47,024 shares worth $5.3M. The position accounts for 0.01% of the portfolio, ranked #547.

Hudson Bay Capital Management first reported a position in ALSN in Q2 2015 and has held it in 10 quarters since. The position peaked at $5.84M in Q1 2017. 572 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

  • Hudson Bay Capital Management held 47,024 shares of Allison Transmission worth $5.3M as of Q2 2026.
  • Hudson Bay Capital Management bought 11,561 Allison Transmission shares in Q2 2026, an estimated $1.4M.
  • Allison Transmission made up 0.01% of Hudson Bay Capital Management's portfolio in Q2 2026, its #547 holding.
  • Hudson Bay Capital Management first reported a position in Allison Transmission in Q2 2015 and has held it in 10 quarters since.
  • Hudson Bay Capital Management's Allison Transmission position peaked at $5.84M in Q1 2017.
  • 572 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

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