8-K Impact 6/10 Leadership Change

$TDY · TELEDYNE TECHNOLOGIES INC

September 28, 2026 · AI-analyzed SEC filing

Teledyne Technologies filed an 8-K announcing that Vice Chairman Jason VanWees will retire effective February 1, 2027, at age 55. VanWees has been with Teledyne since before its 1999 spin-off and was named Vice Chairman in 2021. Mary Grace DeForest, currently SVP and GM of Teledyne Microwave, will become Corporate Vice President of Investor Relations and Mergers & Acquisitions effective November 1, 2026, creating a three-month overlap to ensure continuity.

TDY down 0.54% in the regular session to $610.83; the modest decline is consistent with a planned succession announcement for a key but non-CEO executive. After-hours trading is underway but no extended-hours print is available.

The retirement of the executive who architected Teledyne's entire M&A playbook — 75 deals, $12.8B in consideration — represents a pivotal succession moment for a company whose identity is built on a 2

The retirement of a long-tenured Vice Chairman who drove M&A at a serial acquirer in the defense/aerospace electronics space is notable; peers like HEICO and TransDigm also rely heavily on acquisition-led growth strategies where succession of the deal architect matters.

VanWees was the architect of Teledyne's M&A strategy, having led 75 acquisitions; his departure introduces execution risk around future deal sourcing and capital allocation, though the three-month overlap with DeForest is designed to mitigate transition risk.

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