TwinBeech Capital’s Allison Transmission ALSN Stock Holding History

TwinBeech Capital’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	$1.16M	Buy	+10,290	New	+$1.25M	0.21%	138
2025 Q4	–	Sell	-9,416	Closed	-$799K	–	576
2025 Q3	$799K	Sell	9,416 -159,031	-94%	-$14.2M	0.03%	345
2025 Q2	$16M	Buy	168,447 +155,129	+1,165%	+$15M	0.36%	83
2025 Q1	$1.27M	Buy	+13,318	New	+$1.41M	0.02%	452
2023 Q1	–	Sell	-18,223	Closed	-$758K	–	588
2022 Q4	$758K	Buy	+18,223	New	+$749K	0.01%	547
2021 Q2	–	Sell	-25,273	Closed	-$1.03M	–	433
2021 Q1	$1.03M	Buy	+25,273	New	+$1.05M	0.15%	188

Other funds holding ALSN

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

TwinBeech Capital's ALSN Position: Q2 2026 in Review

TwinBeech Capital opened a new position in Allison Transmission (ALSN) in Q2 2026: 10,290 shares worth $1.16M. The stake represents 0.21% of the portfolio and ranks #138 among its holdings. This is a return to the name: TwinBeech Capital previously reported a position in ALSN as recently as Q3 2025.

TwinBeech Capital first reported a position in ALSN in Q1 2021 and has held it in 6 quarters since. The position peaked at $16M in Q2 2025. 572 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

TwinBeech Capital held 10,290 shares of Allison Transmission worth $1.16M as of Q2 2026.
Allison Transmission was a new TwinBeech Capital position in Q2 2026.
Allison Transmission made up 0.21% of TwinBeech Capital's portfolio in Q2 2026, its #138 holding.
TwinBeech Capital first reported a position in Allison Transmission in Q1 2021 and has held it in 6 quarters since.
TwinBeech Capital's Allison Transmission position peaked at $16M in Q2 2025.
572 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

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