Wallace Advisory Group Reduces Stake in Thermo Fisher Scientific

Institutional investor sells 1,717 shares of medical research company's stock

Apr. 11, 2026 at 12:22pm

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Wallace Advisory Group LLC reduced its stake in Thermo Fisher Scientific Inc. (NYSE:TMO) by 74.0% during the fourth quarter, according to the company's most recent 13F filing with the Securities & Exchange Commission. The institutional investor now owns 602 shares of the medical research company's stock, valued at $349,000.

Why it matters

This transaction reflects broader trends in the financial markets, as institutional investors adjust their portfolios and exposure to major healthcare and life sciences companies like Thermo Fisher Scientific. The sale could signal a shift in Wallace Advisory Group's investment strategy or outlook on the medical research sector.

The details

According to the 13F filing, Wallace Advisory Group sold 1,717 shares of Thermo Fisher Scientific stock during the fourth quarter. The firm now holds 602 shares of the company, down from 2,319 shares previously. Thermo Fisher Scientific is a global provider of scientific instrumentation, reagents, software, and services that support research, clinical, and industrial laboratories.

  • The transaction occurred during the fourth quarter of 2025.
  • Wallace Advisory Group filed the 13F report disclosing the sale on April 11, 2026.

The players

Wallace Advisory Group LLC

An institutional investment firm that manages a portfolio of stocks, including shares of Thermo Fisher Scientific.

Thermo Fisher Scientific Inc.

A global provider of scientific instrumentation, reagents, software, and services that support research, clinical, and industrial laboratories.

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The takeaway

This transaction highlights the ongoing shifts in institutional investment strategies, as firms like Wallace Advisory Group continuously evaluate and adjust their portfolios to adapt to changing market conditions and industry trends.