Position in TMO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,923,800,734
-$415,002,003 QoQ
Shares Held
3,913,903
-3.0% QoQ
Ownership
1.05%
of shares outstanding
% of Portfolio
0.45%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 97.79608743497221.ToString("F0")%
Shared 1.949690628510722.ToString("F0")%
None 0.2542219365170777.ToString("F0")%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Derivatives in TMO
reported options exposure · as of Mar 31, 2026CallValue
$3,686,475
CallShares
7,500
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026ROYAL BANK OF CANADA holds $3,593,465,193 across 39 Diagnostics & Research names. TMO ranks #1 (53.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
This page
|
3,913,903 | $1,923,800,734 | |
| 2 | DHR |
Danaher Corp /De/
|
3,299,528 | $625,590,502 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
391,704 | $220,094,556 | |
| 4 | LH |
Labcorp Holdings Inc.
|
820,442 | $218,902,126 | |
| 5 | A |
Agilent Technologies, Inc.
|
828,773 | $94,463,542 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
401,428 | $68,459,527 | |
| 7 | WAT |
Waters Corp /De/
|
228,857 | $68,153,609 | |
| 8 | MEDP |
Medpace Holdings, Inc.
|
123,929 | $59,509,461 |
All Filings in TMO
Export CSV
42 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,923,800,734 | 3,913,903 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $3,686,475 | 7,500 | Call | Sole | 2026-05-15 | |
| 2025-12-31 | $2,338,802,737 | 4,036,246 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $4,345,875 | 7,500 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $1,320,578,014 | 2,722,729 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $30,409,500 | 75,000 | Call | Sole | 2025-11-21 | |
| 2025-06-30 | $1,344,567,793 | 3,316,154 | Shares | Defined | 2025-11-21 | |
| 2025-03-31 | $1,604,598,772 | 3,224,676 | Shares | Defined | 2025-11-21 | |
| 2024-12-31 | $1,702,468,793 | 3,272,531 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $2,008,029,141 | 3,246,244 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $50,722,740 | 82,000 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $1,812,616,211 | 3,277,787 | Shares | Defined | 2024-11-06 | |
| 2024-03-31 | $1,849,971,080 | 3,182,965 | Shares | Defined | 2024-11-05 | |
| 2023-12-31 | $1,722,080,735 | 3,244,373 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $17,038,359 | 32,100 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $2,326,083,472 | 4,595,459 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $5,314,785 | 10,500 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $16,248,057 | 32,100 | Put | Sole | 2023-11-14 | |
| 2023-06-30 | $2,465,987,192 | 4,726,377 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $16,748,175 | 32,100 | Put | Sole | 2023-08-14 | |
| 2023-03-31 | $6,051,885 | 10,500 | Call | Sole | 2023-05-15 | |
| 2023-03-31 | $28,242,130 | 49,000 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $1,669,787,686 | 2,897,076 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $1,478,255,706 | 2,684,370 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $16,520,700 | 30,000 | Put | Sole | 2023-02-14 | |
| 2022-09-30 | $15,215,700 | 30,000 | Put | Sole | 2022-11-14 | |
| 2022-09-30 | $1,288,577,557 | 2,540,621 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $1,283,262,667 | 2,362,065 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $5,020,525 | 8,500 | Put | Sole | 2022-05-16 | |
| 2022-03-31 | $1,465,660,165 | 2,481,436 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,671,832,531 | 2,505,594 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,402,112,371 | 2,454,120 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $3,228,608 | 6,400 | Call | Sole | 2021-08-16 | |
| 2021-06-30 | $1,287,530,016 | 2,552,243 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $1,171,524,712 | 2,566,994 | Shares | Defined | 2021-07-20 | |
| 2020-12-31 | $1,134,988,011 | 2,436,747 | Shares | Defined | 2021-02-16 | |
| 2020-12-31 | $15,324,162 | 32,900 | Put | Defined | 2021-02-16 | |
| 2020-12-31 | $15,603,630 | 33,500 | Call | Defined | 2021-02-16 | |
| 2020-09-30 | $3,090,640 | 7,000 | Put | Defined | 2020-11-16 | |
| 2020-09-30 | $1,133,500,163 | 2,567,268 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $868,159,387 | 2,395,980 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $654,711,578 | 2,308,574 | Shares | Defined | 2020-06-16 | |
| No filing history on record for this holder in this stock. | ||||||