Stock ownership · SEC 13F · Q4 2025

IDEXX LABS INC

A breakdown of IDEXX LABS INC's institutional base (CUSIP 45168D104): the holders, the concentration among them, and what changed last quarter.

$24.3M
Reported value
11
Institutions
86%
Top-5 share

The verdict

According to SEC Form 13F-HR filings in this corpus, IDEXX LABS INC ranks #304 of 775 tracked securities by reported institutional value (largest first), matching the /stocks listing among names with ≥5 reporting holders. 11 institutions report $24.3M as of Q4 2025, with ownership held overwhelmingly by a small core of institutions.

11
institutions hold it
$24.3M
reported 13F value
86%
held by top 5
#304
of 775 by value

Based on long positions reported to the SEC as of Q4 2025; 13F omits shorts, options and non-US holdings.

According to SEC Form 13F-HR filings in this corpus, IDEXX LABS INC ranks #304 of 775 tracked securities by reported institutional value (largest first), matching the /stocks listing among names with ≥5 reporting holders.

How 13F ownership is computed · All tracked stocks · Concentration rankings

SEC Form 13F-HR ownership desk

CUSIP 45168D104 · Q4 2025 $24M reported

VALUE-MID · HOLDERS-NARROW · CONC-DOM · PHOTO-FINISH · ACTIVITY-MID · BOOK-FULL

  • VALUE-MID #304/775
  • HOLDERS-NARROW 11 filers
  • CONC-DOM 86% top-5
  • PHOTO-FINISH VERTIV HOLDINGS
  • ACTIVITY-MID 9 new
  • BOOK-FULL 8Q history

Photo-finish peer on reported value: VERTIV HOLDINGS CO

Read with: Ownership concentration guide - IDEXX LABS INC's top-five holders account for 86% of reported value — read concentration before treating any single filer as a signal.

Reported-value neighbourhood · IDEXX LABS INC

Nearest tracked securities by aggregate 13F reported value, not a full corpus reprint.

FAIR ISAAC · near$25MJPMORGAN EQUITY PREM… · near$24MVERTIV HOLDINGS · near$24MIDEXX LABS · this stock$24MVERISIGN · near$24M
Aggregate reported institutional value ($)

IDEXX LABS INC vs. the broadly-held institutional universe

Where this security's reporting-institution count sits among tracked 13F securities

11 Top 67% higher than 33% of 216 securities

Broadly-held tracked securities, banded by reporting-institution count

Each bar is a band; taller bars hold more securities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source SEC Form 13F-HR filings · Q4 2025

Largest institutional holders of IDEXX LABS INC
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

Top 6 reported holders by value · Q4 2025

Institutional ownership over time

The number of institutions reporting a IDEXX LABS INC position has risen from 6 to 11 over the last 8 quarters of 13F filings.

05101520 Q1'24Q2'24Q3'24Q4'24Q1'25Q2'25Q3'25Q4'25 11
Distinct 13F filers holding IDEXX LABS INC, by quarter

Top Institutional Holders

# Institution Shares Value Share of reported
1 Pacer Advisors, Inc. 13,965 $9.4M 38.8%
2 Banque Transatlantique SA 4,430 $3.0M 12.3%
3 MidFirst Bank 4,375 $3.0M 12.2%
4 DGS Capital Management, LLC 4,192 $2.8M 11.7%
5 J. Stern & Co. LLP 2,653,351 $2.7M 10.9%
6 Titan Investment Management LLC 2,476 $1.7M 6.9%
7 GROUPAMA ASSET MANAGMENT 1,266 $856K 3.5%
8 BDFS Capital LLC 992 $671K 2.8%
9 Anchor Investment Management, LLC 255 $173K 0.7%
10 Bell Investment Advisors, Inc 56 $38K 0.2%
11 TD Capital Management LLC 16 $11K 0.0%

Investment Discretion

SEC Form 13F requires each institutional filer to report whether it exercises sole or shared discretion over a position. Among IDEXX LABS INC's reported holders for Q4 2025, by reported value:

Sole discretion (SOLE)
87.7%
Shared-defined discretion (DFND)
12.3%

Latest Quarter Activity · Q4 2025

Frequently Asked Questions

How many institutions hold IDEXX LABS INC?
IDEXX LABS INC is held by 11 institutional investors per the latest SEC Form 13F filings as of Q4 2025.
Where does IDEXX LABS INC sit among tracked securities?
According to SEC Form 13F-HR filings in this corpus, IDEXX LABS INC ranks #304 of 775 tracked securities by reported institutional value (largest first), matching the /stocks listing among names with ≥5 reporting holders. The ordinal is recomputed live among securities with ≥5 reporting holders. See /methodology/#corpus-placement.
What is the total institutional value of IDEXX LABS INC?
Institutions report $24.3M of IDEXX LABS INC as of Q4 2025.
How concentrated is ownership of IDEXX LABS INC?
The top five institutional holders account for 86% of the reported institutional value in IDEXX LABS INC, making ownership held overwhelmingly by a small core of institutions.
Who is the largest institutional holder of IDEXX LABS INC?
Pacer Advisors, Inc. is the largest reported holder of IDEXX LABS INC with $9.4M across 13,965 shares as of Q4 2025.

Nationwide stocks with similar institutional value or holder count

Two 13F-derived peer sets for IDEXX LABS INC: nearest aggregate reported value and nearest institutional holder count, not catalog browse links.

Similar reported value

Nearest stocks by aggregate 13F reported value ($24.3M here).

Similar holder count

Nearest stocks by number of disclosing 13F holders (11 here).

Source: U.S. Securities and Exchange Commission (SEC) - EDGAR Form 13F-HR institutional holdings filings · Q4 2025 13F-HR discloses long US-listed equity positions of managers with $100M+ qualifying assets, filed within 45 days of period end. Short positions and most derivatives are not disclosed.

PlainFundData is rendered directly from SEC EDGAR Form 13F-HR institutional holdings filings, no number is typed in by an editor. Holder lists, concentration, and reported value on this page are aggregated live from those 13F-HR extracts. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-16.