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Thermo Fisher Scientific
TMO

Fund managers haven’t disclosed any holdings of TMO yet.

TMO Hedge Fund Activity: Q2 2026 in Review

2,602 of the 8,263 institutional investors tracked by Wall St. Rank reported a position in Thermo Fisher Scientific (TMO) for Q2 2026, worth a combined $169B — up 2.8% from $164B a quarter earlier.

Buyers outnumbered sellers: 200 funds opened new TMO positions and 144 closed out — a net gain of 56 holders — while 925 added to existing stakes and 1,149 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $1.59B. The largest seller was Bank of America, cutting an estimated $786M.

  • 2,602 institutional investors held Thermo Fisher Scientific (TMO) as of Q2 2026, up from 2,600 in Q1 2026.
  • Funds reported $169B of Thermo Fisher Scientific stock for Q2 2026, up 2.8% quarter-over-quarter.
  • 200 funds opened new Thermo Fisher Scientific positions in Q2 2026 and 144 closed out, a net change of +56 holders.
  • The largest Thermo Fisher Scientific buyer in Q2 2026 was Fidelity Investments, an estimated $1.59B added.
  • The largest Thermo Fisher Scientific seller in Q2 2026 was Bank of America, an estimated $786M sold.

Based on aggregated 13F filings for Q2 2026.