Position in IDXX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$83,009,133
+$52,077,505 QoQ
Shares Held
147,732
+223.1% QoQ
Ownership
0.187%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2023
4 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Holocene Advisors, LP holds $1,406,744,812 across 8 Diagnostics & Research names. IDXX ranks #5 (5.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
4,039,104 | $765,814,118 | |
| 2 | WAT |
Waters Corp /De/
|
917,066 | $273,102,254 | |
| 3 | TMO |
Thermo Fisher Scientific Inc.
|
341,267 | $167,742,968 | |
| 4 | ICLR |
Icon PLC
|
840,845 | $93,047,907 | |
| 5 | IDXX |
Idexx Laboratories Inc /De
This page
|
147,732 | $83,009,133 | |
| 6 | TWST |
Twist Bioscience Corp
|
344,758 | $16,382,900 | |
| 7 | RDNT |
RadNet, Inc.
|
120,154 | $6,715,407 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
5,454 | $930,125 |
All Filings in IDXX
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $83,009,133 | 147,732 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $30,931,628 | 45,721 | Shares | Sole | 2026-02-17 | |
| 2024-12-31 | $11,800,404 | 28,542 | Shares | Sole | 2025-02-14 | |
| 2023-03-31 | $3,333,033 | 6,665 | Shares | Sole | 2023-05-15 | |
| No filing history on record for this holder in this stock. | ||||||