Position in WAT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$314,657
-$2,629,480 QoQ
Shares Held
839
-91.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#722
of 1,173 holders
Holding Since
Mar 2021
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WAT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026Magnetar Financial LLC holds $4,542,756 across 8 Diagnostics & Research names. WAT ranks #5 (6.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | A |
Agilent Technologies, Inc.
|
9,416 | $1,250,726 | |
| 2 | IDXX |
Idexx Laboratories Inc /De
|
1,839 | $968,122 | |
| 3 | DHR |
Danaher Corp /De/
|
4,313 | $821,540 | |
| 4 | CDNA |
CareDx, Inc.
|
18,267 | $520,609 | |
| 5 | WAT |
Waters Corp /De/
This page
|
839 | $314,657 | |
| 6 | TMO |
Thermo Fisher Scientific Inc.
|
468 | $234,636 | |
| 7 | TWST |
Twist Bioscience Corp
|
2,142 | $220,368 | |
| 8 | ICLR |
Icon PLC
|
1,221 | $212,098 |
All Filings in WAT
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $314,657 | 839 | Shares | Sole | 2026-08-14 | |
| 2024-06-30 | $2,944,137 | 10,148 | Shares | Sole | 2024-08-14 | |
| 2023-09-30 | $1,980,070 | 7,221 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $1,449,444 | 5,438 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $1,823,411 | 5,889 | Shares | Sole | 2023-05-15 | |
| 2022-09-30 | $1,191,861 | 4,422 | Shares | Sole | 2022-11-14 | |
| 2021-09-30 | $547,026 | 1,531 | Shares | Sole | 2022-01-14 | |
| 2021-03-31 | $509,516 | 1,793 | Shares | Sole | 2021-05-14 | |
| No filing history on record for this holder in this stock. | ||||||