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Equibles

MILLENNIUM MANAGEMENT LLC

Position in IDXX — Idexx Laboratories Inc /De

CIK 1273087 NEW YORK, NY
Back to IDXX Full portfolio

Position in IDXX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$39,582,902
+$37,235,343 QoQ
Shares Held
70,446
+1930.1% QoQ
Ownership
0.089%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
24 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)

Derivatives in IDXX

reported options exposure · as of Mar 31, 2026
CallValue
$18,823,315
CallShares
33,500
PutValue
$1,741,859
PutShares
3,100

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, 2026

MILLENNIUM MANAGEMENT LLC holds $798,894,531 across 31 Diagnostics & Research names. IDXX ranks #6 (5.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CRL
Charles River Laboratories International, Inc.
 934,045 $161,122,762
2 GH
Guardant Health, Inc.
 921,395 $85,109,256
3 A
Agilent Technologies, Inc.
 686,546 $78,252,513
4 WAT
Waters Corp /De/
 185,168 $55,143,030
5 IQV
Iqvia Holdings Inc.
 268,185 $45,736,269
6 IDXX
Idexx Laboratories Inc /De
This page 		70,446 $39,582,902
7 TMO
Thermo Fisher Scientific Inc.
 70,696 $34,749,204
8 DHR
Danaher Corp /De/
 182,825 $34,663,620

All Filings in IDXX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $18,823,315 33,500
2026-03-31 $39,582,902 70,446
2026-03-31 $1,741,859 3,100
2025-12-31 $9,133,155 13,500
2025-12-31 $2,347,559 3,470
2025-12-31 $27,940,689 41,300
2025-09-30 $18,080,587 28,300
2025-09-30 $23,383,374 36,600
2025-09-30 $40,581,653 63,519
2025-06-30 $47,412,456 88,400
2025-06-30 $42,251,792 78,778
2025-06-30 $21,024,528 39,200
2025-03-31 $12,346,530 29,400
2025-03-31 $16,591,384 39,508
2025-03-31 $2,015,760 4,800
2024-12-31 $702,848 1,700
2024-12-31 $105,934,904 256,228
2024-09-30 $8,689,784 17,200
2024-09-30 $78,696,603 155,767
2024-09-30 $7,578,300 15,000
2024-06-30 $16,662,240 34,200
2024-06-30 $63,218,584 129,759
2024-06-30 $8,477,280 17,400
2024-03-31 $128,040,619 237,143
2024-03-31 $4,859,370 9,000
2024-03-31 $11,986,446 22,200
2023-12-31 $180,738,156 325,625
2023-12-31 $7,437,670 13,400
2023-12-31 $13,265,695 23,900
2023-09-30 $7,433,590 17,000
2023-09-30 $5,771,964 13,200
2023-09-30 $10,911,635 24,954
2023-06-30 $1,506,690 3,000
2023-06-30 $20,192,157 40,205
2023-06-30 $1,054,683 2,100
2023-03-31 $140,096,911 280,149
2023-03-31 $400,064 800
2023-03-31 $1,400,224 2,800
2022-12-31 $2,162,188 5,300
2022-12-31 $8,624,682 21,141
2022-09-30 $2,966,083 9,104
2022-09-30 $2,932,200 9,000
2022-06-30 $350,730 1,000
2022-06-30 $3,156,570 9,000
2022-06-30 $15,660,094 44,650
2022-03-31 $547,060 1,000
2022-03-31 $452,418 827
2021-12-31 $17,864,678 27,131
2021-12-31 $2,633,840 4,000
2021-09-30 $20,233,516 32,535

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