SEC 13F Intelligence

Stolper Co / ALSN

Stolper Co’s Allison Transmission Hldgs I Position

Does Stolper Co own Allison Transmission Hldgs I (ALSN)? Yes82.3K shares worth $10M (+2.73% of its 13F portfolio) as of Q1 2026, up from 73.3K shares the prior filed quarter.

Position Value
$10M
Q1 2026
Shares
82.3K
% of Portfolio
+2.73%
Quarters Held
3
currently held

Position History ALSN

Reported value by quarter
Q3 ’25: $6MQ3 ’25Q4 ’25: $7MQ4 ’25Q1 ’26: $10MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 202682.3K$10M+2.73%
Q4 202573.3K$7M+2.11%
Q3 202575.6K$6M+1.94%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Stolper Co’s full portfolio or all institutional holders of ALSN.