Position in FONR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$10,504
-$3,675 QoQ
Shares Held
566
-25.9% QoQ
Ownership
0.081%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#30
of 41 holders
Holding Since
Jun 2020
21 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in FONR Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Tower Research Capital LLC (TRC) holds $18,689,435 across 38 Diagnostics & Research names. FONR ranks #32 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
28,064 | $5,320,933 | |
| 2 | TMO |
Thermo Fisher Scientific Inc.
|
6,754 | $3,319,793 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
4,535 | $2,548,170 | |
| 4 | A |
Agilent Technologies, Inc.
|
7,481 | $852,684 | |
| 5 | GH |
Guardant Health, Inc.
|
8,182 | $755,771 | |
| 6 | ILMN |
Illumina, Inc.
|
4,942 | $609,150 | |
| 7 | MTD |
Mettler Toledo International Inc/
|
424 | $534,748 | |
| 8 | WAT |
Waters Corp /De/
|
1,463 | $435,681 |
All Filings in FONR
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $10,504 | 566 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $14,179 | 764 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $918 | 61 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,481 | 99 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $2,101 | 150 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $6,706 | 443 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $1,926 | 119 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $11,872 | 742 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $16,468 | 771 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $2,366 | 121 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $13,274 | 862 | Shares | Defined | 2023-11-14 | |
| 2023-03-31 | $567 | 35 | Shares | Other | 2023-05-09 | |
| 2022-12-31 | $1,825 | 109 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $10,952 | 774 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $440 | 29 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $4,656 | 251 | Shares | Other | 2022-05-12 | |
| 2021-09-30 | $1,422 | 92 | Shares | Other | 2021-11-15 | |
| 2021-03-31 | $73,535 | 4,065 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $80,081 | 4,613 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $128,849 | 6,171 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $32,395 | 1,516 | Shares | Other | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||