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JANA Partners Management, LP: SPY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of JANA Partners Management, LP on SPY, newest first. How the timeline and the estimate are built.

JANA Partners Management, LP held 342,965 SPY 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 342,965 shares
    Change vs previous 13F -700 shares

    13.46% of the 13F portfolio, value $256,115,973.

    13F-HR 0000902664-26-003486 filed by JANA Partners Management, 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/A 343,665 shares
    Change vs previous 13F -47,672 shares

    13.4% of the 13F portfolio, value $223,499,096.

    13F-HR 0000902664-26-002515 filed by JANA Partners Management, 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 391,337 shares
    Change vs previous 13F +4,700 shares

    13.89% of the 13F portfolio, value $266,860,527.

    13F-HR 0000902664-26-001069 filed by JANA Partners Management, 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 386,637 shares
    Change vs previous 13F -126,416 shares

    12.47% of the 13F portfolio, value $257,569,837.

    13F-HR 0000902664-25-005066 filed by JANA Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 513,053 shares
    Change vs previous 13F -27,300 shares

    15.92% of the 13F portfolio, value $316,989,796.

    13F-HR 0000902664-25-003587 filed by JANA Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 540,353 shares
    Change vs previous 13F +111,090 shares

    15.61% of the 13F portfolio, value $302,268,065.

    13F-HR 0000902664-25-002348 filed by JANA Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 429,263 shares
    Change vs previous 13F -49,700 shares

    13.14% of the 13F portfolio, value $251,582,459.

    13F-HR 0000902664-25-001058 filed by JANA Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 478,963 shares
    Change vs previous 13F not available

    15.46% of the 13F portfolio, value $274,809,811.

    13F-HR 0000902664-24-006510 filed by JANA Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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