Fred Alger Management, LLC

SEC CIK: 0000003520
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

IDXX holding history

IDEXX Laboratories Inc in every 13F filed by Fred Alger Management, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IDXX overview All 13F holders of IDXX Full Q2 2026 holdings

Shares (Q2 2026): 19,606
Value: $10.3M
% of portfolio: <0.1%
Quarters held: 19; Since Q1 2021

Holdings of IDXX by Fred Alger Management, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	19,606	$10.3M	<0.1%	−4,662−19.2%	Reduced	Holders
Q1 2026	24,268	$13.6M	0.1%	−684−2.7%	Reduced	Holders
Q4 2025	24,952	$16.9M	0.1%	−2,123−7.8%	Reduced	Holders
Q3 2025	27,075	$17.3M	0.1%	+10,236+60.8%	Added	Holders
Q2 2025	16,839	$9.03M	<0.1%	−1,891−10.1%	Reduced	Holders
Q1 2025	18,730	$7.87M	<0.1%	+5,137+37.8%	Added	Holders
Q4 2024	13,593	$5.62M	<0.1%	−3,903−22.3%	Reduced	Holders
Q3 2024	17,496	$8.84M	<0.1%	−7,242−29.3%	Reduced	Holders
Q2 2024	24,738	$12.1M	0.1%	−874−3.4%	Reduced	Holders
Q1 2024	25,612	$13.8M	0.1%	−5,458−17.6%	Reduced	Holders
Q4 2023	31,070	$17.2M	0.1%	−8,211−20.9%	Reduced	Holders
Q3 2023	39,281	$17.2M	0.1%	+4,609+13.3%	Added	Holders
Q2 2023	34,672	$17.4M	0.1%	−11,354−24.7%	Reduced	Holders
Q1 2023	46,026	$23.0M	0.1%	+46,026	New	Holders
Q2 2022	0	$0	0.0%	−77,053−100.0%	Sold out	Holders
Q1 2022	77,053	$42.2M	0.1%	−59,225−43.5%	Reduced	Holders
Q4 2021	136,278	$89.7M	0.2%	+80,124+142.7%	Added	Holders
Q3 2021	56,154	$34.9M	0.1%	−1,741−3.0%	Reduced	Holders
Q2 2021	57,895	$36.6M	0.1%	+41,334+249.6%	Added	Holders
Q1 2021	16,561	$8.10M	<0.1%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.