Harbor Capital Advisors’s Allison Transmission ALSN Stock Holding History

Harbor Capital Advisors’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	–	Sell	-178	Closed	-$21K	–	1214
2026 Q1	$21K	Buy	+178	New	+$20.2K	﹤0.01%	812
2025 Q1	–	Sell	-12,155	Closed	-$1.31M	–	1407
2024 Q4	$1.31M	Sell	12,155 -24,105	-66%	-$2.63M	0.06%	399
2024 Q3	$3.48M	Buy	36,260 +20,069	+124%	+$1.72M	0.15%	196
2024 Q2	$1.23M	Buy	16,191 +11,401	+238%	+$874K	0.09%	300
2024 Q1	$389K	Buy	+4,790	New	+$323K	0.05%	460
2023 Q3	–	Sell	-1,487	Closed	-$84K	–	452
2023 Q2	$84K	Buy	+1,487	New	+$73.2K	0.02%	450

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

Harbor Capital Advisors's ALSN Position: Q2 2026 in Review

Harbor Capital Advisors sold out of Allison Transmission (ALSN) in Q2 2026, closing a stake of 178 shares — an estimated $21K sold.

Harbor Capital Advisors first reported a position in ALSN in Q2 2023 and held it in 6 quarters. The position peaked at $3.48M in Q3 2024. 572 funds tracked by Wall St. Rank hold ALSN as of Q2 2026.

Harbor Capital Advisors reported no remaining Allison Transmission position as of Q2 2026 after selling out during the quarter.
Harbor Capital Advisors sold 178 Allison Transmission shares in Q2 2026, an estimated $21K.
Harbor Capital Advisors first reported a position in Allison Transmission in Q2 2023 and held it in 6 quarters.
Harbor Capital Advisors's Allison Transmission position peaked at $3.48M in Q3 2024.
572 funds tracked by Wall St. Rank held Allison Transmission as of Q2 2026.

Based on Harbor Capital Advisors's 13F filing for Q2 2026, filed 7 Aug 2026.