Sienna Gestion: MU position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sienna Gestion on MU, newest first. How the timeline and the estimate are built.
Sienna Gestion held 33,732 MU shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 33,732 sharesChange vs previous 13F -3,579 shares
2.29% of the 13F portfolio, value $39,063,808.
13F-HR 0000945621-26-001042 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 37,311 sharesChange vs previous 13F -56,675 shares
0.79% of the 13F portfolio, value $12,095,168.
13F-HR 0000945621-26-000712 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 93,986 sharesChange vs previous 13F 0 shares
1.63% of the 13F portfolio, value $27,366,291.
13F-HR 0000945621-26-000314 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 93,986 sharesChange vs previous 13F +43,822 shares
1% of the 13F portfolio, value $14,337,858.
13F-HR 0000945621-25-001073 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 50,164 sharesChange vs previous 13F 0 shares
0.39% of the 13F portfolio, value $5,644,742.
13F-HR 0000945621-25-000651 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 50,164 sharesChange vs previous 13F -3,274 shares
0.34% of the 13F portfolio, value $4,236,888.
13F-HR 0000945621-25-000460 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 53,438 sharesChange vs previous 13F not available
0.3% of the 13F portfolio, value $4,496,691.
13F-HR 0000945621-25-000148 filed by Sienna Gestion
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).