Position in DHR
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$6,719,234
-$74,836,491 QoQ
Shares Held
35,439
-90.1% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in DHR Over Time
Shares Held
Position Value (USD)
Derivatives in DHR
reported options exposure · as of Mar 31, 2026CallValue
$4,929,600
CallShares
26,000
PutValue
$2,085,600
PutShares
11,000
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, 2026Walleye Capital LLC holds $89,507,750 across 18 Diagnostics & Research names. DHR ranks #4 (7.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GH |
Guardant Health, Inc.
|
291,926 | $26,965,204 | |
| 2 | ICLR |
Icon PLC
|
196,571 | $21,752,546 | |
| 3 | TMO |
Thermo Fisher Scientific Inc.
|
43,039 | $21,154,959 | |
| 4 | DHR |
Danaher Corp /De/
This page
|
35,439 | $6,719,234 | |
| 5 | NTRA |
Natera, Inc.
|
31,968 | $6,393,280 | |
| 6 | MEDP |
Medpace Holdings, Inc.
|
5,995 | $2,878,739 | |
| 7 | WAT |
Waters Corp /De/
|
2,969 | $884,168 | |
| 8 | BLLN |
BillionToOne, Inc.
|
5,956 | $470,166 |
All Filings in DHR
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4,929,600 | 26,000 | Call | Sole | 2026-05-13 | |
| 2026-03-31 | $6,719,234 | 35,439 | Shares | Sole | 2026-05-13 | |
| 2026-03-31 | $2,085,600 | 11,000 | Put | Sole | 2026-05-13 | |
| 2025-12-31 | $8,401,364 | 36,700 | Put | Sole | 2026-02-13 | |
| 2025-12-31 | $81,555,725 | 356,263 | Shares | Sole | 2026-02-13 | |
| 2025-12-31 | $7,897,740 | 34,500 | Call | Sole | 2026-02-13 | |
| 2025-09-30 | $1,883,470 | 9,500 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $69,633,868 | 351,225 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $4,242,764 | 21,400 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $18,430,482 | 93,300 | Put | Sole | 2025-08-13 | |
| 2025-06-30 | $33,105,531 | 167,589 | Shares | Sole | 2025-08-13 | |
| 2025-06-30 | $13,235,180 | 67,000 | Call | Sole | 2025-08-13 | |
| 2025-03-31 | $2,767,500 | 13,500 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $27,733,425 | 135,285 | Shares | Sole | 2025-05-14 | |
| 2025-03-31 | $1,086,500 | 5,300 | Put | Sole | 2025-05-14 | |
| 2024-12-31 | $3,532,544 | 15,389 | Shares | Sole | 2025-02-13 | |
| 2024-12-31 | $16,642,375 | 72,500 | Call | Sole | 2025-02-13 | |
| 2024-12-31 | $12,051,375 | 52,500 | Put | Sole | 2025-02-13 | |
| 2024-09-30 | $4,675,740 | 16,818 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $19,544,806 | 70,300 | Call | Sole | 2024-11-14 | |
| 2024-09-30 | $16,152,962 | 58,100 | Put | Sole | 2024-11-14 | |
| 2024-06-30 | $4,926,542 | 19,718 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $16,290,220 | 65,200 | Put | Sole | 2024-08-14 | |
| 2024-06-30 | $8,095,140 | 32,400 | Call | Sole | 2024-08-14 | |
| 2024-03-31 | $4,130,368 | 16,540 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $18,878,832 | 75,600 | Call | Sole | 2024-05-15 | |
| 2024-03-31 | $22,999,212 | 92,100 | Put | Sole | 2024-05-15 | |
| 2023-12-31 | $13,579,658 | 58,700 | Put | Sole | 2024-02-14 | |
| 2023-12-31 | $21,213,878 | 91,700 | Call | Sole | 2024-02-14 | |
| 2023-09-30 | $10,403,483 | 47,300 | Put | Sole | 2023-11-21 | |
| 2023-09-30 | $12,492,978 | 56,800 | Call | Sole | 2023-11-21 | |
| 2023-06-30 | $10,085,108 | 47,400 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $13,710,215 | 64,438 | Shares | Sole | 2023-08-14 | |
| 2023-06-30 | $3,425,532 | 16,100 | Put | Sole | 2023-08-14 | |
| 2023-03-31 | $2,234,397 | 10,000 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $3,396,283 | 15,200 | Call | Sole | 2023-05-15 | |
| 2023-03-31 | $13,064,742 | 58,471 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,741,230 | 7,400 | Call | Sole | 2023-02-14 | |
| 2022-12-31 | $7,569,175 | 32,168 | Shares | Sole | 2023-02-14 | |
| 2022-12-31 | $1,223,567 | 5,200 | Put | Sole | 2023-02-14 | |
| 2022-09-30 | $2,495,887 | 10,900 | Put | Sole | 2022-11-14 | |
| 2022-09-30 | $14,646,966 | 63,966 | Shares | Sole | 2022-11-14 | |
| 2022-09-30 | $1,808,945 | 7,900 | Call | Sole | 2022-11-14 | |
| 2022-06-30 | $12,987,058 | 57,784 | Shares | Sole | 2022-08-19 | |
| 2022-03-31 | $29,632,047 | 113,950 | Shares | Sole | 2022-05-27 | |
| 2021-12-31 | $28,680,743 | 98,331 | Shares | Sole | 2022-05-27 | |
| 2021-09-30 | $17,476,690 | 64,754 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $15,990,259 | 67,212 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $2,324,030 | 11,647 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $2,509,905 | 12,745 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||