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Mountain Lake Investment Management’s Allison Transmission ALSN Stock Holding History

Mountain Lake Investment 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 		$12M Sell
106,541
-5,262
-5% -$639K 7.48% 5
2026
Q1 		$13.1M Buy
111,803
+2,012
+2% +$229K 8.45% 3
2025
Q4 		$10.7M Buy
109,791
+9,968
+10% +$874K 8.17% 4
2025
Q3 		$8.47M Buy
99,823
+90,110
+928% +$8.02M 6.31% 7
2025
Q2 		$923K Buy
+9,713
New +$938K 0.77% 23

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

Mountain Lake Investment Management's ALSN Position: Q2 2026 in Review

Mountain Lake Investment Management reduced its Allison Transmission (ALSN) stake by 4.7% in Q2 2026, selling an estimated $639K and leaving 106,541 shares worth $12M. The position accounts for 7.48% of the portfolio, ranked #5.

Mountain Lake Investment Management first reported a position in ALSN in Q2 2025 and has held it in 5 quarters since. The position peaked at $13.1M in Q1 2026. 569 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

  • Mountain Lake Investment Management held 106,541 shares of Allison Transmission worth $12M as of Q2 2026.
  • Mountain Lake Investment Management sold 5,262 Allison Transmission shares in Q2 2026, an estimated $639K.
  • Allison Transmission made up 7.48% of Mountain Lake Investment Management's portfolio in Q2 2026, its #5 holding.
  • Mountain Lake Investment Management first reported a position in Allison Transmission in Q2 2025 and has held it in 5 quarters since.
  • Mountain Lake Investment Management's Allison Transmission position peaked at $13.1M in Q1 2026.
  • 569 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

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