THERMO FISHER SCIENTIFIC INC

Ticker: TMO CUSIP: 883556102 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,269 Value ($000) $1,315 Avg Close $565.16 Range $486.57 - $601.87

Q1 2024

Shares 1,900 Value ($000) $1,104 Avg Close $557.71 Range $524.04 - $600.06

Q1 2016

Shares 23,997 Value ($000) $3,398 Avg Close $130.26 Range $116.37 - $138.34

Q1 2014

Shares 40,359 Value ($000) $4,667 Avg Close $114.47 Range $105.00 - $122.85

Q4 2013

Shares 7,650 Value ($000) $852 Avg Close $95.60 Range $86.22 - $107.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,269	$1,315	$565.16	$486.57 - $601.87
Q1 2024	1,900	$1,104	$557.71	$524.04 - $600.06
Q1 2016	23,997	$3,398	$130.26	$116.37 - $138.34
Q1 2014	40,359	$4,667	$114.47	$105.00 - $122.85
Q4 2013	7,650	$852	$95.60	$86.22 - $107.27