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CSS LLC’s Allison Transmission ALSN Stock Holding History

CSS LLC’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
2024
Q3 		– Sell
-3,000
Closed -$228K – 832
2024
Q2 		$228K Buy
+3,000
New +$230K 0.01% 660
2023
Q4 		– Sell
-10,000
Closed -$591K – 800
2023
Q3 		$591K Sell
10,000
-4,000
-29% -$235K 0.04% 340
2023
Q2 		$790K Buy
+14,000
New +$689K 0.05% 286

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

CSS LLC's ALSN Position: Q2 2026 in Review

CSS LLC reduced its Allison Transmission (ALSN) stake by 24% in Q2 2026, selling an estimated $213K and leaving 5,584 shares worth $630K. The position accounts for 0.02% of the portfolio, ranked #487.

CSS LLC first reported a position in ALSN in Q1 2021 and has held it in 22 quarters since. The position peaked at $1.44M in Q3 2024. 572 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

  • CSS LLC held 5,584 shares of Allison Transmission worth $630K as of Q2 2026.
  • CSS LLC sold 1,756 Allison Transmission shares in Q2 2026, an estimated $213K.
  • Allison Transmission made up 0.02% of CSS LLC's portfolio in Q2 2026, its #487 holding.
  • CSS LLC first reported a position in Allison Transmission in Q1 2021 and has held it in 22 quarters since.
  • CSS LLC's Allison Transmission position peaked at $1.44M in Q3 2024.
  • 572 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

Based on CSS LLC's 13F filing for Q2 2026, filed 14 Aug 2026.