Massar Capital Management’s Idexx Laboratories IDXX Stock Holding History

Massar Capital Management’s Portfolio IDXX Stock Details IDXX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-689	Closed	-$466K	–	323
2025 Q4	$466K	Buy	+689	New	+$469K	0.05%	207

Other funds holding IDXX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Fundsmith LLP London, United Kingdom $13.6B AUM 7.6% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Massar Capital Management's IDXX Position: Q1 2026 in Review

Massar Capital Management sold out of Idexx Laboratories (IDXX) in Q1 2026, closing a stake of 689 shares — an estimated $466K sold.

Massar Capital Management first reported a position in IDXX in Q4 2025 and held it in 1 quarter. The position peaked at $466K in Q4 2025. 1,316 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.

Massar Capital Management reported no remaining Idexx Laboratories position as of Q1 2026 after selling out during the quarter.
Massar Capital Management sold 689 Idexx Laboratories shares in Q1 2026, an estimated $466K.
Massar Capital Management first reported a position in Idexx Laboratories in Q4 2025 and held it in 1 quarter.
Massar Capital Management's Idexx Laboratories position peaked at $466K in Q4 2025.
1,316 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.

Based on Massar Capital Management's 13F filing for Q1 2026, filed 15 May 2026.