Security key
45168D104
IDEXX LABORATORIES INC /DE - Common Stock (IDXX)
CUSIP: 45168D104
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 72,729,572
- Total 13F value
- $40,349,913,998
- Share change
- -1,478,247
- Put/Call ratio
- 93%
- SEC-reported price per share
- $555.05
- Number of holders
- 1,143
- Value change
- -$603,765,389
- Number of buys
- 467
- Number of sells
- 507
- Shares outstanding
- 79,580,186
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
1,143
Top holders
10
IDXX full security history
Ownership snapshot
Full 13F holder table
IDEXX LABORATORIES INC /DE SEC filings
IDEXX LABORATORIES INC /DE company facts
Broader feeds
Ownership snapshot
Top reported holders of IDXX - IDEXX LABORATORIES INC /DE - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 11%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
11%
VANGUARD GROUP INC
10%
STATE STREET CORP
4.7%
ALLIANCEBERNSTEIN L.P.
4.2%
Fundsmith LLP
3.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
11%
|
$3,775,516,228
8,634,291 shares
|
— | 30 Sep 2023 |
| VANGUARD GROUP INC |
13F
Company
|
10%
|
$3,612,051,345
8,260,460 shares
|
— | 30 Sep 2023 |
| STATE STREET CORP |
13F
Company
|
4.7%
|
$1,645,040,349
3,762,070 shares
|
— | 30 Sep 2023 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
4.2%
|
$1,454,367,016
3,326,016 shares
|
— | 30 Sep 2023 |
| Fundsmith LLP |
13F
Company
|
3.7%
|
$1,296,310,528
2,964,554 shares
|
— | 30 Sep 2023 |
| BAMCO INC /NY/ |
13F
Company
|
2.9%
|
$1,021,607,019
2,336,330 shares
|
— | 30 Sep 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1,143
Shares
72,729,572
Rows available
1,143
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
1,056
Q4 2023 holders
1,143
Holder diff
87
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 value | Q4 2023 value | Value change | Value Chg % |
|---|