AI & Law News for April 26, 2026

SEIU Shareholder Derivative Suit Against Adobe Executives[edit]

The SEIU Pension Plan Master Trust filed a shareholder derivative action against Adobe CEO Shantanu Narayen and other executives, alleging breach of fiduciary duty for training Adobe AI models on copyrighted works.^[1] This is the first shareholder derivative suit based on AI training practices.

See individual article: SEIU Shareholder Derivative Suit v. Adobe Executives

Getty Images Survives Motion to Dismiss in Stability AI Case[edit]

Judge Thompson denied most of Stability AI's motion to dismiss Getty Images' copyright complaint.^[2] Only the DMCA CMI claim was dismissed (but may be amended). The core copyright claims proceed to discovery.

See individual article: Getty Images v. Stability AI Ruling

Britannica and Gracenote Suits v. OpenAI Stayed[edit]

Judge Stein granted a joint stipulation to stay the Encyclopaedia Britannica and Gracenote copyright suits against OpenAI, putting both cases on hold pending developments in the MDL litigation.^[3]

See individual article: Britannica and Gracenote Suits v. OpenAI Stayed

Lyon and Kleiner Consolidate Adobe Copyright Claims[edit]

Author Douglas Lyon's complaint was consolidated with photographer Sarah Kleiner's lawsuit into a single action against Adobe Inc. for AI training on copyrighted works.^[4]

See individual article: Lyon and Kleiner v. Adobe — Consolidation

References[edit]

[seiu-1] Law360 — SEIU Pension Fund sues Adobe execs over AI training

[getty_ruling-2] Law360 — Getty Images copyright suit against Stability AI survives dismissal

[britannica_stay-3] Reuters — Britannica and Gracenote suits against OpenAI stayed

[lyon_kleiner-4] Law360 — Lyon and Kleiner complaints consolidated against Adobe

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