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Idexx Laboratories
IDXX

1,234 hedge funds and large institutions have $40B invested in Idexx Laboratories in 2025 Q2 according to their latest regulatory filings, with 197 funds opening new positions, 424 increasing their positions, 421 reducing their positions, and 93 closing their positions.

New
Increased
Maintained
Reduced
Closed

112% more first-time investments, than exits

New positions opened: 197 | Existing positions closed: 93

28% more capital invested

Capital invested by funds: $31.1B → $40B (+$8.84B)

22% more funds holding in top 10

Funds holding in top 10: 18 → 22 (+4)

8% more funds holding

Funds holding: 1,142 → 1,234 (+92)

1.17% more ownership

Funds ownership: 91.5% → 92.67% (+1.2%)

1% more repeat investments, than reductions

Existing positions increased: 424 | Existing positions reduced: 421

16% less call options, than puts

Call options by funds: $112M | Put options by funds: $133M

Holders
1,234
Holders Change
+92
Holders Change %
+8.06%
% of All Funds
16.25%
Holding in Top 10
22
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+22.22%
% of All Funds
0.29%
New
197
Increased
424
Reduced
421
Closed
93
Calls
$112M
Puts
$133M
Net Calls
-$21M
Net Calls Change
+$15.1M

Top Buyers

Rank Fund Capital Flow
1
Polen Capital Management
Polen Capital Management
Florida
+$572M
2
Bank of New York Mellon
Bank of New York Mellon
New York
+$423M
3
GIM
Generation Investment Management
United Kingdom
+$271M
4
CIBC Private Wealth Group
CIBC Private Wealth Group
Georgia
+$130M
5
Schroder Investment Management Group
Schroder Investment Management Group
United Kingdom
+$113M

Top Sellers

Rank Fund Capital Flow
1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$695M
2
BlackRock
BlackRock
New York
-$157M
3
DCP
Durable Capital Partners
Maryland
-$153M
4
Flossbach Von Storch
Flossbach Von Storch
Germany
-$149M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$123M
Name Holding Trade Value Shares
Change 		Change in
Stake
RAM
1176
Riggs Asset Management
Pennsylvania
$5.36K +$4.78K +10 New
MSG
1177
Main Street Group
Virginia
$5.36K -$4.78K -10 -50%
ACM
1178
Accent Capital Management
Ohio
$5.36K +$4.78K +10 New
RWA
1179
Redmont Wealth Advisors
Illinois
$5.36K +$4.78K +10 New
CAWM
1180
Capital A Wealth Management
Pennsylvania
$5K -$15.3K -32 -78%
ADL
1181
Asset Dedication LLC
California
$4.83K -$478 -1 -10%
TCM
1182
Tradewinds Capital Management
Washington
$4.83K – – –
CFD
1183
Creative Financial Designs
Indiana
$4.83K -$4.3K -9 -50%
NWM
1184
Nova Wealth Management
Florida
$4.82K +$4.3K +9 New
AS
1185
Altshuler Shaham
Israel
$4.29K -$478 -1 -11%
DPW
1186
DiNuzzo Private Wealth
Pennsylvania
$4.29K – – –
HFM
1187
Hartford Financial Management
Connecticut
$4.29K – – –
BWL
1188
Bogart Wealth LLC
Virginia
$4.29K +$478 +1 +14%
KG
1189
Kilter Group
New York
$3.75K +$3.35K +7 New
HNW
1190
High Note Wealth
Minnesota
$3.75K +$1.44K +3 +75%
DF
1191
Dunhill Financial
United Kingdom
$3.63K -$1.91K -4 -40%
PCM
1192
Penserra Capital Management
California
$3K – – –
AIC
1193
Archer Investment Corporation
Indiana
$2.68K – – –
BHWM
1194
Beaird Harris Wealth Management
Texas
$2.68K – – –
BI
1195
Binnacle Investments
Iowa
$2.68K – – –
HC
1196
Hara Capital
Washington
$2.68K – – –
JGIA
1197
Jackson Grant Investment Advisers
Connecticut
$2.68K – – –
SIC
1198
SJS Investment Consulting
Ohio
$2.15K -$1.44K -3 -43%
JFGIW
1199
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$2.15K – – –
HWP
1200
Highline Wealth Partners
California
$2.15K -$1.91K -4 -50%
46 47
48
49 50

IDXX Hedge Fund Activity: Q2 2025 in Review

1,234 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Idexx Laboratories (IDXX) for Q2 2025, worth a combined $40B — up 28% from $31.1B a quarter earlier.

Buyers outnumbered sellers: 197 funds opened new IDXX positions and 93 closed out — a net gain of 104 holders — while 424 added to existing stakes and 421 trimmed.

The largest buyer was Polen Capital Management, opening a new position worth an estimated $572M. The largest seller was T. Rowe Price Associates, cutting an estimated $695M.

  • 1,234 institutional investors held Idexx Laboratories (IDXX) as of Q2 2025, up from 1,142 in Q1 2025.
  • Funds reported $40B of Idexx Laboratories stock for Q2 2025, up 28% quarter-over-quarter.
  • 197 funds opened new Idexx Laboratories positions in Q2 2025 and 93 closed out, a net change of +104 holders.
  • The largest Idexx Laboratories buyer in Q2 2025 was Polen Capital Management, an estimated $572M added.
  • The largest Idexx Laboratories seller in Q2 2025 was T. Rowe Price Associates, an estimated $695M sold.

Based on aggregated 13F filings for Q2 2025.