What does CUSIP 45168D104 represent in this 13F holders report?

CUSIP 45168D104 is the security identifier for IDXX - IDEXX LABORATORIES INC /DE - Common Stock used to aggregate holder disclosures.

How many institutions held IDXX - IDEXX LABORATORIES INC /DE - Common Stock in Q4 2020?

957 institutional investors reported IDXX - IDEXX LABORATORIES INC /DE - Common Stock for Q4 2020. Use the holders table for investor-level position and value details.

IDEXX LABORATORIES INC /DE - Common Stock (IDXX)

CUSIP: 45168D104

Q4 2020 13F Holders as of 31 Dec 2020

Type / Class: Equity / Common Stock
Shares outstanding: 79,580,186
Total 13F shares: 73,683,435
Share change: +421,268
Total reported value: $36,820,146,126
Put/Call ratio: 166%
Price per share: $499.87
Number of holders: 957
Value change: +$237,064,045
Number of buys: 433
Number of sells: 370

Quarterly Holders Quick Answers

What is CUSIP 45168D104?
CUSIP 45168D104 identifies IDXX - IDEXX LABORATORIES INC /DE - Common Stock in SEC institutional holdings data.

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Newer quarter: Q1 2021
Previous quarter: Q3 2020

Recent filing periods for CUSIP 45168D104:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of IDXX - IDEXX LABORATORIES INC /DE - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	12%	9,205,043	$3,618,595,000	—	30 Sep 2020	13F
BlackRock Finance, Inc.	13F	Company	9.8%	7,760,098	$3,050,572,000	—	30 Sep 2020	13F
Fundsmith LLP	13F	Company	5.3%	4,232,815	$1,663,962,000	—	30 Sep 2020	13F
STATE STREET CORP	13F	Company	4.6%	3,677,061	$1,445,489,000	—	30 Sep 2020	13F
BAMCO INC /NY/	13F	Company	4.1%	3,240,189	$1,273,751,000	—	30 Sep 2020	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	2.6%	2,030,463	$798,195,000	—	30 Sep 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	2%	1,565,316	$614,248,000	—	30 Sep 2020	13F
BLAIR WILLIAM & CO/IL	13F	Company	1.9%	1,510,839	$593,926,000	—	30 Sep 2020	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	1.7%	1,353,981	$532,263,000	—	30 Sep 2020	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	1.5%	1,218,169	$478,874,000	—	30 Sep 2020	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	1.5%	1,186,418	$466,393,000	—	30 Sep 2020	13F
Neuberger Berman Group LLC	13F	Company	1.4%	1,097,283	$430,996,000	—	30 Sep 2020	13F
NORTHERN TRUST CORP	13F	Company	1.3%	1,035,958	$407,247,000	—	30 Sep 2020	13F
FRANKLIN RESOURCES INC	13F	Company	1.3%	1,030,670	$405,166,000	—	30 Sep 2020	13F
Capital World Investors	13F	Company	1.2%	957,052	$376,210,000	—	30 Sep 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	1.1%	898,181	$353,083,000	—	30 Sep 2020	13F
AMERIPRISE FINANCIAL INC	13F	Company	1%	800,094	$314,508,000	—	30 Sep 2020	13F
BROWN ADVISORY INC	13F	Company	0.92%	734,883	$288,890,000	—	30 Sep 2020	13F
Invesco Ltd.	13F	Company	0.91%	725,097	$285,045,000	—	30 Sep 2020	13F
Bank of New York Mellon Corp	13F	Company	0.9%	715,681	$281,343,000	—	30 Sep 2020	13F
NORGES BANK	13F	Company	0.89%	708,209	$278,404,000	—	30 Sep 2020	13F
PUTNAM INVESTMENTS LLC	13F	Company	0.82%	654,361	$257,236,000	—	30 Sep 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.78%	618,797	$243,255,000	—	30 Sep 2020	13F
Legal & General Group Plc	13F	Company	0.72%	572,089	$224,892,000	—	30 Sep 2020	13F
CAPITAL COUNSEL LLC/NY	13F	Company	0.69%	547,243	$215,127,000	—	30 Sep 2020	13F
WCM INVESTMENT MANAGEMENT, LLC	13F	Company	0.69%	546,274	$214,746,000	—	30 Sep 2020	13F
Williams Jones Wealth Management, LLC.	13F	Company	0.59%	472,222	$185,635,000	—	30 Sep 2020	13F
CREDIT SUISSE AG/	13F	Company	0.59%	470,398	$184,917,000	—	30 Sep 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.58%	463,868	$182,350,000	—	30 Sep 2020	13F
AMERICAN CAPITAL MANAGEMENT INC	13F	Company	0.56%	448,208	$176,195,000	—	30 Sep 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.54%	429,365	$168,788,000	—	30 Sep 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.51%	403,011	$158,403,000	—	30 Sep 2020	13F
Durable Capital Partners LP	13F	Company	0.48%	383,058	$150,584,000	—	30 Sep 2020	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.46%	368,648	$144,919,214	—	30 Sep 2020	13F
JPMORGAN CHASE & CO	13F	Company	0.47%	373,410	$143,785,000	—	30 Sep 2020	13F
ROYAL BANK OF CANADA	13F	Company	0.44%	348,297	$136,920,000	—	30 Sep 2020	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	0.44%	348,962	$134,371,000	—	30 Sep 2020	13F
Swiss National Bank	13F	Company	0.42%	330,625	$129,972,000	—	30 Sep 2020	13F
CIBC Private Wealth Group LLC	13F	Company	0.41%	328,161	$129,004,000	—	30 Sep 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.41%	326,434	$128,325,000	—	30 Sep 2020	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	0.41%	324,157	$127,429,000	—	30 Sep 2020	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.41%	324,089	$127,403,000	—	30 Sep 2020	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.4%	318,794	$125,321,000	—	30 Sep 2020	13F
FEDERATED HERMES, INC.	13F	Company	0.4%	318,048	$125,028,000	—	30 Sep 2020	13F
Robeco Institutional Asset Management B.V.	13F	Company	0.38%	302,058	$118,742,000	—	30 Sep 2020	13F
AMUNDI ASSET MANAGEMENT US, INC.	13F	Company	0.35%	279,355	$109,818,000	—	30 Sep 2020	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	0.34%	274,522	$107,917,000	—	30 Sep 2020	13F
Baird Financial Group, Inc.	13F	Company	0.34%	269,153	$105,807,000	—	30 Sep 2020	13F
DF DENT & CO INC	13F	Company	0.32%	254,559	$100,070,000	—	30 Sep 2020	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	0.3%	240,236	$94,439,000	—	30 Sep 2020	13F

Institutional Holders of IDEXX LABORATORIES INC /DE - Common Stock (IDXX) as of Q4 2020

As of 31 Dec 2020, IDEXX LABORATORIES INC /DE - Common Stock (IDXX) was held by 957 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 73,683,435 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock Inc., Fundsmith LLP, STATE STREET CORP, BAMCO INC /NY/, PRICE T ROWE ASSOCIATES INC /MD/, GEODE CAPITAL MANAGEMENT, LLC, BLAIR WILLIAM & CO/IL, ALLIANCEBERNSTEIN L.P., and PRINCIPAL FINANCIAL GROUP INC. This page lists 959 institutional shareholders reporting positions in this security for the Q4 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

835

Q4 2020 holders

957

Holder diff

122

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 Value $	Q4 2020 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.