Thermo Fisher Scientific (TMO) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

Closed at $696.49, +3.46% vs the prior close of $673.20.
Volume 3.96M shares, 2.0x its 50-day average (heavy).
No new SEC filings since the prior session.
No new insider buys or sales reported since the prior session.

TMO jumps 3.5% to $696.49, a 52-week high on 2.0x normal volume. Closed at $696.49, +3.46% vs the prior close of $673.20. Day range $671.47–$704.00, opened at $686.13.

Last close$696.49+3.46%

Day range671.47–704.00

Open686.13

Volume3.96M

52-week range435.27–704.00

Avg volume (20d)2.33M

TMO daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — TMO jumps 3.5% to $696.49, a 52-week high on 2.0x normal volume

Closed at $696.49, +3.46% vs the prior close of $673.20. Day range $671.47–$704.00, opened at $686.13.
Volume was 3.96M shares, 2.0x its 50-day average of 1.99M — unusually heavy trading.
Price is +9.8% vs its 50-day average ($634.49) and +27.4% vs its 200-day average ($546.79).
52-week range $435.27–$704.00; today's close sits at 97% of that range, 1.1% below the 52-week high.
That makes 5 straight gains.

Oct 14, 2026 — TMO rises 1.5% to $673.20, 4 up days in a row

Closed at $673.20, +1.53% vs the prior close of $663.04. Day range $659.00–$681.50, opened at $664.01.
Volume was 2.49M shares, 1.3x its 50-day average of 1.98M.
Price is +6.5% vs its 50-day average ($632.12) and +23.2% vs its 200-day average ($546.24).
52-week range $435.27–$694.33; today's close sits at 92% of that range, 3.0% below the 52-week high.
That makes 4 straight gains.

Oct 13, 2026 — TMO ends flat (+0.1%) to $663.04, 3 up days in a row

Closed at $663.04, +0.12% vs the prior close of $662.24. Day range $655.73–$666.38, opened at $662.84.
Volume was 2.30M shares, 1.2x its 50-day average of 1.97M.
Price is +5.3% vs its 50-day average ($629.95) and +21.5% vs its 200-day average ($545.77).
52-week range $435.27–$694.33; today's close sits at 88% of that range, 4.5% below the 52-week high.
That makes 3 straight gains.

Oct 12, 2026 — TMO rises 0.6% to $662.24

Closed at $662.24, +0.64% vs the prior close of $658.02. Day range $652.50–$662.54, opened at $657.23.
Volume was 1.38M shares, 0.7x its 50-day average of 1.98M.
Price is +5.4% vs its 50-day average ($628.17) and +21.4% vs its 200-day average ($545.35).
52-week range $435.27–$694.33; today's close sits at 88% of that range, 4.6% below the 52-week high.

Oct 9, 2026 — TMO rises 0.9% to $658.02

Closed at $658.02, +0.93% vs the prior close of $651.98. Day range $644.16–$661.94, opened at $650.00.
Volume was 1.58M shares, 0.8x its 50-day average of 1.99M.
Price is +5.0% vs its 50-day average ($626.41) and +20.8% vs its 200-day average ($544.94).
52-week range $435.27–$694.33; today's close sits at 86% of that range, 5.2% below the 52-week high.

Oct 8, 2026 — TMO dips 1.5% to $651.98

Closed at $651.98, -1.52% vs the prior close of $662.06. Day range $635.32–$658.56, opened at $657.53.
Volume was 2.59M shares, 1.3x its 50-day average of 1.99M.
Price is +4.4% vs its 50-day average ($624.78) and +19.7% vs its 200-day average ($544.53).
52-week range $435.27–$694.33; today's close sits at 84% of that range, 6.1% below the 52-week high.

Oct 7, 2026 — TMO rises 0.8% to $662.06

Closed at $662.06, +0.83% vs the prior close of $656.58. Day range $651.12–$671.67, opened at $662.40.
Volume was 1.83M shares, 0.9x its 50-day average of 2.02M.
Price is +6.2% vs its 50-day average ($623.27) and +21.7% vs its 200-day average ($544.11).
52-week range $435.27–$694.33; today's close sits at 88% of that range, 4.6% below the 52-week high.

Oct 6, 2026 — TMO dips 3.0% to $656.58

Closed at $656.58, -2.98% vs the prior close of $676.76. Day range $654.51–$694.33, opened at $683.35.
Volume was 2.75M shares, 1.4x its 50-day average of 2.00M.
Price is +5.6% vs its 50-day average ($621.56) and +20.8% vs its 200-day average ($543.61).
52-week range $435.27–$694.33; today's close sits at 85% of that range, 5.4% below the 52-week high.

Oct 5, 2026 — TMO jumps 3.4% to $676.76

Closed at $676.76, +3.35% vs the prior close of $654.80. Day range $648.04–$676.76, opened at $648.04.
Volume was 2.12M shares, 1.1x its 50-day average of 2.02M.
Price is +9.2% vs its 50-day average ($619.62) and +24.6% vs its 200-day average ($543.14).
52-week range $435.27–$683.63; today's close sits at 97% of that range, 1.0% below the 52-week high.

Oct 2, 2026 — TMO rises 0.4% to $654.80

Closed at $654.80, +0.35% vs the prior close of $652.51. Day range $648.29–$659.47, opened at $654.15.
Volume was 1.67M shares, 0.8x its 50-day average of 2.10M.
Price is +6.0% vs its 50-day average ($617.45) and +20.7% vs its 200-day average ($542.61).
52-week range $435.27–$683.63; today's close sits at 88% of that range, 4.2% below the 52-week high.

TMO latest news & SEC filings

Every SEC filing by or about TMO in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Sep 29, 2026 · 4 — Insider trade report (Form 4)