TMO — * THERMO FISHER SCIENTIFIC INC COM

Ownership history in Magnetar Financial LLC  ·  34 quarters on record

This page tracks every 13F SEC filing in which Magnetar Financial LLC reported a position in * THERMO FISHER SCIENTIFIC INC COM (TMO). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
2.46% (2009 Q2)
Avg. % of fund
0.36%
First filed
2009 Q2
Last filed
2025 Q3
Quarters held
34
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 479 -13,605 -96.6% 0.00% $232K $484.18
2025 Q1 REDUCED 14,084 -111,853 -88.8% 0.09% $7.0M $495.78
2024 Q4 REDUCED 125,937 -2,674 -2.1% 1.50% $65.5M $517.88
2024 Q3 ADDED 128,611 +36,357 +39.4% 1.72% $79.6M $615.32
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% of Fund (quarterly)    TMO price (monthly, adj. close)

Other funds also holding TMO

As of 2025 Q4 — sorted by position size

Spinecap SAS 15.68% Cryder Capital Partners LLP 3Y 7Y 12.9% Lindsell Train Ltd 3Y 7Y 10.13% Unisphere Establishment 8.49% C Partners Holding GmbH 3Y 7Y 8.48% R.H. Dinel Investment Counsel, Inc. 3Y 7Y 7.61% Arvin Capital Management LP 7.4% CALEDONIA INVESTMENTS PLC 3Y 7Y 7.18% Veritas Asset Management LLP 3Y 7Y 6.72% EdgePoint Investment Group Inc. 3Y 7Y 6.59%
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