Thermo Fisher Scientific Inc.
MX ˙ BMV ˙ US8835561023
SecurityMX:TMO / Thermo Fisher Scientific Inc.
InstitutionGreenwich Wealth Management LLC
Latest Disclosed Ownership816 shares
Latest Disclosed Value $ 401
Greenwich Wealth Management LLC ownership in TMO / Thermo Fisher Scientific Inc.

On May 12, 2026 - Greenwich Wealth Management LLC filed a 13F-HR form disclosing ownership of 816 shares of Thermo Fisher Scientific Inc. (MX:TMO) valued at $401 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 10, 2026 disclosing 816 shares of Thermo Fisher Scientific Inc..

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-12 2026-03-31 13F THERMO FISHER SCIENTIFIC COM 883556102 816 0 0.00 0 0.0164
2026-02-10 2025-12-31 13F THERMO FISHER SCIENTIFIC COM 883556102 816 261 47.03 0 0.0211
2025-11-12 2025-09-30 13F THERMO FISHER SCIENTIFIC COM 883556102 555 20 3.74 0 0.0134
2025-08-13 2025-06-30 13F THERMO FISHER SCIENTIFIC COM 883556102 535 2 0.38 0 0.0105
2025-05-12 2025-03-31 13F THERMO FISHER SCIENTIFIC COM 883556102 533 -62 -10.42 0 0.0201
2025-02-10 2024-12-31 13F THERMO FISHER SCIENTIFIC COM 883556102 595 64 12.05 0 0.0219
2024-10-29 2024-09-30 13F THERMO FISHER SCIENTIFIC COM 883556102 531 0 0.00 0 0.0224
2024-08-09 2024-06-30 13F THERMO FISHER SCIENTIFIC COM 883556102 531 3 0.57 0 0.0215
2024-05-13 2024-03-31 13F THERMO FISHER SCIENTIFIC COM 883556102 528 102 23.94 0 0.0245
2024-02-01 2023-12-31 13F THERMO FISHER SCIENTIFIC COM 883556102 426 13 3.15 0 0.0223
2023-11-07 2023-09-30 13F THERMO FISHER SCIENTIFIC COM 883556102 413 -19 -4.40 0 0.0221
2023-07-31 2023-06-30 13F THERMO FISHER SCIENTIFIC COM 883556102 432 0 0.00 0 0.0237
2023-04-24 2023-03-31 13F THERMO FISHER SCIENTIFIC COM 883556102 432 2 0.47 0 0.0272
2023-02-06 2022-12-31 13F THERMO FISHER SCIENTIFIC COM 883556102 430 0 0.00 0 -100.00 0.0261
2022-11-14 2022-09-30 13F THERMO FISHER SCIENTIFIC COM 883556102 430 430 218 0.0232
2022-08-08 2022-06-30 13F THERMO FISHER SCIENTIFIC COM 883556102 0 -370 -100.00 0 -100.00
2022-05-11 2022-03-31 13F THERMO FISHER SCIENTIFIC COM 883556102 370 2 0.54 218 -11.02 0.0223
2022-01-28 2021-12-31 13F THERMO FISHER SCIENTIFIC COM 883556102 368 -65 -15.01 245 -1.21 0.0200
2021-10-19 2021-09-30 13F THERMO FISHER SCIENTIFIC COM 883556102 433 -28 -6.07 248 6.90 0.0206
2021-07-27 2021-06-30 13F THERMO FISHER SCIENTIFIC COM 883556102 461 461 232 0.0198
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.