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Disclosery

Atom Investors LP: IOSP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Atom Investors LP on IOSP, newest first. How the timeline and the estimate are built.

Atom Investors LP held 40,870 IOSP shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 40,870 shares
    Change vs previous 13F +99 shares

    0.3% of the 13F portfolio, value $3,326,409.

    13F-HR 0001214659-26-010164 filed by Atom Investors LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 40,771 shares
    Change vs previous 13F +17,941 shares

    0.21% of the 13F portfolio, value $2,977,098.

    13F-HR 0001214659-26-006309 filed by Atom Investors LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 22,830 shares
    Change vs previous 13F +19,405 shares

    0.14% of the 13F portfolio, value $1,747,408.

    13F-HR 0001214659-26-001839 filed by Atom Investors LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 3,425 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $264,273.

    13F-HR 0001214659-25-016495 filed by Atom Investors LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).