William Mack & Associates, Inc.: MA position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of William Mack & Associates, Inc. on MA, newest first. How the timeline and the estimate are built.
William Mack & Associates, Inc. held 450 MA shares at 2026-06-30 per its 13F-HR filed 2026-07-10.
the latest 13F is the newest step
- period ended2026-06-3013F 450 sharesChange vs previous 13F 0 shares
0.08% of the 13F portfolio, value $231,120.
13F-HR 0001754960-26-000473 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 450 sharesChange vs previous 13F -28 shares
0.13% of the 13F portfolio, value $224,847.
13F-HR 0001754960-26-000244 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 478 sharesChange vs previous 13F -17 shares
0.13% of the 13F portfolio, value $272,881.
13F-HR 0001754960-26-000159 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 495 sharesChange vs previous 13F -5 shares
0.15% of the 13F portfolio, value $281,561.
13F-HR 0001754960-25-000794 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 500 sharesChange vs previous 13F +38 shares
0.18% of the 13F portfolio, value $280,970.
13F-HR 0001754960-25-000806 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 462 sharesChange vs previous 13F -61 shares
0.22% of the 13F portfolio, value $253,231.
13F-HR 0001754960-25-000805 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 523 sharesChange vs previous 13F not available
0.29% of the 13F portfolio, value $275,615.
13F-HR 0001754960-25-000804 filed by William Mack & Associates, Inc.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).