S&CO Inc’s Idexx Laboratories IDXX Stock Holding History

S&CO Inc’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 Q2	$263K	Hold	500	–	–	0.02%	203
2026 Q1	$280K	Hold	500	–	–	0.02%	196
2025 Q4	$338K	Hold	500	–	–	0.02%	185
2025 Q3	$319K	Hold	500	–	–	0.02%	195
2025 Q2	$268K	Hold	500	–	–	0.02%	200
2025 Q1	$209K	Hold	500	–	–	0.01%	211
2024 Q4	$206K	Hold	500	–	–	0.01%	205
2024 Q3	$252K	Hold	500	–	–	0.02%	202
2024 Q2	$243K	Hold	500	–	–	0.02%	201
2024 Q1	$269K	Hold	500	–	–	0.02%	186
2023 Q4	$277K	Hold	500	–	–	0.02%	168
2023 Q3	$218K	Buy	500 +100	+25%	+$49.9K	0.02%	169
2023 Q2	$200K	Hold	400	–	–	0.02%	178
2023 Q1	$200K	Buy	+400	New	+$191K	0.02%	176
2019 Q2	–	Sell	-900	Closed	-$201K	–	193
2019 Q1	$201K	Buy	+900	New	+$186K	0.02%	187
2018 Q4	–	Sell	-900	Closed	-$225K	–	185
2018 Q3	$225K	Buy	+900	New	+$218K	0.03%	178

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

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

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

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

S&CO Inc's IDXX Position: Q2 2026 in Review

S&CO Inc held its Idexx Laboratories (IDXX) position steady in Q2 2026 at 500 shares worth $263K. The position accounts for 0.02% of the portfolio, ranked #203.

S&CO Inc first reported a position in IDXX in Q3 2018 and has held it in 16 quarters since. The position peaked at $338K in Q4 2025. 1,295 funds tracked by Wall St. Rank hold IDXX as of Q2 2026.

S&CO Inc held 500 shares of Idexx Laboratories worth $263K as of Q2 2026.
S&CO Inc left its Idexx Laboratories share count unchanged in Q2 2026.
Idexx Laboratories made up 0.02% of S&CO Inc's portfolio in Q2 2026, its #203 holding.
S&CO Inc first reported a position in Idexx Laboratories in Q3 2018 and has held it in 16 quarters since.
S&CO Inc's Idexx Laboratories position peaked at $338K in Q4 2025.
1,295 funds tracked by Wall St. Rank held Idexx Laboratories as of Q2 2026.

Based on S&CO Inc's 13F filing for Q2 2026, filed 6 Aug 2026.