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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 $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
BlackRock
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
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

CSS LLC's ALSN Position: Q1 2026 in Review

CSS LLC reduced its Allison Transmission (ALSN) stake by 32% in Q1 2026, selling an estimated $392K and leaving 7,340 shares worth $859K. The position accounts for 0.04% of the portfolio, ranked #380.

CSS LLC first reported a position in ALSN in Q1 2021 and has held it in 21 quarters since. The position peaked at $1.44M in Q3 2024. 552 funds tracked by Wall St. Rank hold ALSN as of Q1 2026.

  • CSS LLC held 7,340 shares of Allison Transmission worth $859K as of Q1 2026.
  • CSS LLC sold 3,450 Allison Transmission shares in Q1 2026, an estimated $392K.
  • Allison Transmission made up 0.04% of CSS LLC's portfolio in Q1 2026, its #380 holding.
  • CSS LLC first reported a position in Allison Transmission in Q1 2021 and has held it in 21 quarters since.
  • CSS LLC's Allison Transmission position peaked at $1.44M in Q3 2024.
  • 552 funds tracked by Wall St. Rank held Allison Transmission as of Q1 2026.

Based on CSS LLC's 13F filing for Q1 2026, filed 15 May 2026.