BreachCensus

Abbott Laboratories

PharmaUnited States of America

Abbott Laboratories is a pharma organisation in California. It appears on the Massachusetts Attorney General breach-notification register and the California Attorney General breach-notification register with 3 confirmed incidents (4 filings); the most recent notice was filed on February 5, 2019.

Data as of September 6, 2026.

Confirmed incident

Filed in CA and MA

The same incident was filed separately with 2 jurisdictions within a few days of each other (CA and MA) — shown here as one incident.

Occurred
January 19, 2019
Disclosed
February 5, 2019

Timeline

  1. February 5, 2019
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
  2. February 5, 2019
    Reported to regulator Regulator

    MA AG breach notification: 400 Massachusetts residents affected

    source
What a California notice means

Required under Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗

What a Massachusetts notice means

Required under M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Confirmed incident

US-CA

Occurred
December 1, 2014
Disclosed
April 17, 2015

Timeline

  1. April 17, 2015
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
Unverified claim

US — Ransomware Attack

This is an unverified claim — it has allegedly happened to this organisation, as posted by a source below, but has not been confirmed by a regulator, a court filing or the organisation’s own disclosure.

Timeline

  1. November 21, 2025
    Claimed by threat actor (unverified) Claim

    Ransomware leak-site claim (ransomware_live)

    source