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THOMPSON, SIEGEL & WALMSLEY LLC

Professional services

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An investment management firm in the United States.

Last updated August 25, 2026

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Overview

Thompson, Siegel & Walmsley LLC is an American investment management firm providing asset management services.

Products and positioning

Recent events

  • Unconfirmed

    Pendal completes acquisition of TSW[1]

    Reported:

    Pendal completed its acquisition of US-based investment manager Thompson, Siegel and Walmsley (TSW).

  • Unconfirmed

    Pendal Group acquires Thompson, Siegel & Walmsley[2]

    Reported:

    Pendal Group Limited acquired US-headquartered investment management and advisory company Thompson, Siegel & Walmsley LLC (TSW). The transaction was funded by a $190 million placement of new shares and a five-year $200 million debt facility.

Sources2 sources

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