TMO
LONGINSIDER SELLCONGRESS BUYTHERMO FISHER SCIENTIFIC INC
Research: Finviz ↗·Perplexity ↗
🗄 Viewing archived Q1 2026 data — frozen, no longer refreshed.
News Summary
PositiveThermo Fisher delivered strong Q1 and Q2 2026 results with consistent earnings beats, margin expansion, and raised full-year guidance to $24.93–$25.33 adjusted EPS (9–11% growth). The $9.1B Clario acquisition successfully closed and contributed materially, though the company faces headwinds from a high leverage ratio (3.6x), a $1.075B microbiology divestiture, and a recent analyst downgrade.
Red flags
- •High leverage ratio of 3.6x gross debt to adjusted EBITDA limits financial flexibility
- •Microbiology divestiture reduces 2026 EPS by $0.05 and revenue by ~$200M
- •HSBC downgrade from Buy to Hold on June 3, 2026 with reduced price target of $540
- •Significant leadership turnover in early 2026 (COO, EVP, and CFO transitions) may create execution risk
Funds Buying (4)
| Fund | Manager | Shares Held | ∆ Shares | Position Value | % of Fund | QoQ | Status |
|---|---|---|---|---|---|---|---|
| Viking Global | Andreas Halvorsen | 1.7M | +875K | $820M | 2.3% | +110% | Existing |
| D1 Capital | Dan Sundheim | 725K | +725K | $356M | 3.2% | — | NEW |
| Point72 | Steve Cohen | 354K | +354K | $174M | 0.3% | — | NEW |
| Glenview Capital | Larry Robbins | 251K | +27K | $123M | 3.3% | +12% | Existing |
Shares Held and Position Value reflect total quarter-end holdings. ∆ Shares is the change from the prior quarter. % of Fund is the position's share of the fund's reported equity portfolio — it drives the size weighting in the conviction score.
Portfolio Context
Where TMO ranks in each buying fund's book, and the positions immediately around it. What a holding sits next to often says more about the thesis than the position size does.
position #8 of this fund's book
- 5TEVA PHARMACEUTICAL INDS LTD$201M
- 6THE CIGNA GROUP$133M
- 7ADVANCED MICRO DEVICES INC$132M
- 8THERMO FISHER SCIENTIFIC INC$123M
- 9VIATRIS INC$123M
- 10DXC TECHNOLOGY CO$112M
- 11CENTENE CORP DEL$105M
position #10 of this fund's book
- 7CLEAN HARBORS INC$384M
- 8AMAZON COM INC$376M
- 9NU HLDGS LTD$372M
- 10THERMO FISHER SCIENTIFIC INC$356M
- 11SOMNIGROUP INTERNATIONAL INC$347M
- 12TEXAS INSTRS INC$340M
- 13SEA LTD$336M
position #14 of this fund's book
- 11BRIDGEBIO PHARMA INC$879M
- 12CARVANA CO$874M
- 13MICROSOFT CORP$855M
- 14THERMO FISHER SCIENTIFIC INC$820M
- 15JPMORGAN CHASE & CO$795M
- 16CSX CORP$767M
- 17INTERCONTINENTAL EXCHANGE IN$761M
Values are quarter-end position sizes. Shown only for funds where TMO ranks inside their 40 largest equity positions — below that, neighbouring names carry no signal. Adjacency is an inference about a fund's reasoning, not a disclosure of it.
Signal History
| Quarter | Direction | Funds | Score | vs SPY |
|---|---|---|---|---|
| Q2 2026 | LONG | 5 | 5.91 | +23.1% |
| Q1 2026 | LONG | 4 | 6.23 | +0.1% |
Same issuer appearing in consecutive quarters — persistent institutional conviction. Returns are frozen at each archived quarter's last refresh.
Insider Activity
| Name | Title | Type | Shares | Price | Value | Filed | Src |
|---|---|---|---|---|---|---|---|
| Shafer Michael D | Executive Vice President | SELL | 11K | $600.00 | $6.72M | 2026-08-11 | ↗ |
| Shafer Michael D | Executive Vice President | SELL | 14K | $600.00 | $8.58M | 2026-08-11 | ↗ |
| Holmes Joseph R. | VP & Chief Accounting Officer | SELL | 420 | $584.81 | $0.25M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 6 | $577.37 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 4 | $579.26 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2 | $579.27 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 4 | $580.71 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 3 | $580.72 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 5 | $581.85 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2 | $581.86 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 18 | $583.37 | $0.01M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 63 | $584.40 | $0.04M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 30 | $585.42 | $0.02M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 58 | $586.53 | $0.03M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 12 | $587.64 | $0.01M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 32 | $589.51 | $0.02M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 29 | $590.77 | $0.02M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 7 | $593.32 | $0.00M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 94 | $577.37 | $0.05M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 114 | $579.26 | $0.07M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 113 | $580.71 | $0.07M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 113 | $581.85 | $0.07M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 302 | $583.35 | $0.18M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $584.41 | $0.60M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 530 | $585.44 | $0.31M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 945 | $586.52 | $0.55M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 228 | $587.64 | $0.13M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 522 | $589.52 | $0.31M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 495 | $590.78 | $0.29M | 2026-08-07 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 117 | $593.31 | $0.07M | 2026-08-07 | ↗ |
| Britt Lisa P. | Sr. VP and Chief HR Officer | SELL | 6K | $580.00 | $3.39M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 480 | $571.05 | $0.27M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2K | $572.43 | $0.93M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 3K | $573.53 | $1.46M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2K | $574.40 | $0.93M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2K | $575.46 | $1.25M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 480 | $576.46 | $0.28M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 451 | $577.43 | $0.26M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 321 | $578.67 | $0.19M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 311 | $579.90 | $0.18M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 240 | $571.00 | $0.14M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 660 | $572.33 | $0.38M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $573.34 | $0.69M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $574.28 | $0.58M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $575.41 | $0.61M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 225 | $576.09 | $0.13M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 361 | $577.57 | $0.21M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 119 | $578.93 | $0.07M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 127 | $580.01 | $0.07M | 2026-08-06 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 157 | $566.25 | $0.09M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 130 | $567.92 | $0.07M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 105 | $569.24 | $0.06M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 53 | $569.76 | $0.03M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 135 | $571.49 | $0.08M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 431 | $573.08 | $0.25M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $574.03 | $0.68M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 2K | $574.98 | $1.28M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 3K | $576.05 | $1.69M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 3K | $576.82 | $1.49M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 75 | $577.56 | $0.04M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 79 | $566.26 | $0.04M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 66 | $567.94 | $0.04M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 38 | $569.13 | $0.02M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 40 | $569.69 | $0.02M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 68 | $571.50 | $0.04M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 216 | $573.08 | $0.12M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 590 | $574.03 | $0.34M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $574.98 | $0.64M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $576.05 | $0.84M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 1K | $576.83 | $0.74M | 2026-08-05 | ↗ |
| CASPER MARC N | Chairman & CEO | SELL | 37 | $577.56 | $0.02M | 2026-08-05 | ↗ |
| Pettiti Gianluca | President & COO | SELL | 400 | $565.00 | $0.23M | 2026-07-27 | ↗ |
| Pettiti Gianluca | President & COO | SELL | 400 | $462.66 | $0.19M | 2026-04-27 | ↗ |
Congressional Trading
| Member | Chamber | State | Type | Amount Range | Transaction Date | Filed | Src |
|---|---|---|---|---|---|---|---|
| Alan Armstrong | senate | — | BUY | $1,001 - $15,000 | 2026-03-27 | 2026-07-21 | ↗ |
Periodic Transaction Reports filed under the STOCK Act. Amounts are disclosed as ranges, not exact dollar figures.