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Disclosery

D L CARLSON INVESTMENT GROUP INC: SNDK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of D L CARLSON INVESTMENT GROUP INC on SNDK, newest first. How the timeline and the estimate are built.

D L CARLSON INVESTMENT GROUP INC held 1,526 SNDK shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,526 shares
    Change vs previous 13F not available

    0.55% of the 13F portfolio, value $3,469,712.

    13F-HR 0001021117-26-000003 filed by D L CARLSON INVESTMENT GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec ยง4.2).