SEC 13F Intelligence

Ardsley Advisory Partners LP / SIMO

Ardsley Advisory Partners LP’s Silicon Motion Technology Co Position

Does Ardsley Advisory Partners LP own Silicon Motion Technology Co (SIMO)? Not currently — the last reported position was 133.0K shares worth $13M in Q3 2025; the fund’s latest 13F (Q1 2026) no longer reports it.

Position Value
$13M
Q3 2025
Shares
133.0K
% of Portfolio
+1.56%
Quarters Held
3
position exited

Position History SIMO

Reported value by quarter
Q4 ’21: $808,000Q4 ’21Q4 ’23: $459,525Q4 ’23Q3 ’25: $13MQ3 ’25filingsflow.com
QuarterSharesValue% of Portfolio
Q3 2025133.0K$13M+1.56%
Q4 20237.5K$459,525+0.07%
Q4 20218.5K$808,000+0.15%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Ardsley Advisory Partners LP’s full portfolio or all institutional holders of SIMO.