IDEXX Laboratories Ownership | Who Owns IDEXX Laboratories?
IDEXX Laboratories Ownership Summary
IDEXX Laboratories is owned by 7.59% institutional investors, 0.67% insiders, and 91.74% retail investors. Vanguard group is the largest institutional shareholder, holding 11.80% of IDXX shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.24% of its assets in IDEXX Laboratories shares.
IDXX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | IDEXX Laboratories | 7.59% | 0.67% | 91.74% |
| Sector | Healthcare Stocks | 279.19% | 10.62% | -189.81% |
| Industry | Diagnostics & Research Stocks | 47.99% | 9.06% | 42.96% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 9.71M | 11.80% | $4.01B |
| Blackrock | 9.60M | 11.56% | $4.68B |
| Blackrock funding, inc. /de | 8.47M | 10.29% | $3.50B |
| State street | 3.64M | 4.42% | $1.50B |
| Fundsmith llp | 2.65M | 3.26% | $1.11B |
| Geode capital management | 2.30M | 2.79% | $948.28M |
| Bamco inc /ny/ | 2.06M | 2.53% | $865.00M |
| Alliancebernstein | 1.24M | 1.51% | $512.34M |
| Price t rowe associates inc /md/ | 1.16M | 1.41% | $480.81M |
| Invesco | 1.16M | 1.41% | $480.00M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Capital counsel llc/ny | 457.81K | 8.09% | $189.28M |
| Bourne lent asset management | 39.52K | 6.23% | $16.34M |
| Fundsmith llp | 2.65M | 5.06% | $1.11B |
| Fundsmith investment services | 865.01K | 4.65% | $357.63M |
| Manitou investment management | 52.20K | 4.26% | $21.58M |
| Spence asset management | 44.66K | 4.03% | $18.46M |
| American capital management | 221.61K | 3.79% | $93.06M |
| In-depth partners | 8.20K | 3.59% | $3.39M |
| Perkins capital management | 9.70K | 3.56% | $4.01M |
| Tsai capital | 8.80K | 2.65% | $3.64M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 997.14K | 0.05% | 997.14K |
| Flossbach von storch | 473.34K | 0.78% | 464.79K |
| Blackrock | 9.60M | 0.11% | 395.97K |
| William blair investment management | 422.13K | 0.43% | 369.47K |
| Durable capital partners lp | 364.76K | 1.37% | 364.76K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Alliancebernstein | 1.24M | 0.17% | -1.58M |
| Brown advisory | 124.10K | 0.07% | -967.80K |
| Blackrock funding, inc. /de | 8.47M | 0.07% | -942.65K |
| Franklin resources | 867.05K | 0.10% | -545.65K |
| International assets investment management | 1.01K | 0.03% | -527.45K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 997.14K | 0.05% | 997.14K | $412.26M |
| Durable capital partners lp | 364.76K | 1.37% | 364.76K | $153.18M |
| Champlain investment partners | 224.60K | 0.68% | 224.60K | $94.32M |
| Raymond james financial | 173.89K | 0.03% | 173.89K | $71.89M |
| Two creeks capital management, lp | 69.11K | 1.74% | 69.11K | $28.57M |
Sold Out
| Holder | Change |
|---|---|
| Reston wealth management | -1.00 |
| Riggs asset managment | -1.00 |
| Wealthcollab | -1.00 |
| First premier bank | -1.00 |
| Redwood wealth management group | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2025 | 33 | -97.09% | 6,169,841 | -91.41% | 7 | 0.10% | 16 | -96.76% | 8 | -98.17% |
| Dec 31, 2024 | 802 | -29.21% | 46,571,971 | -35.65% | 56 | 0.73% | 325 | -28.41% | 324 | -24.30% |
| Sep 30, 2024 | 1,120 | -0.44% | 72,326,946 | -3.33% | 87 | 1.08% | 451 | -8.33% | 423 | 10.73% |
| Jun 30, 2024 | 1,113 | -4.13% | 74,775,550 | 4.42% | 89 | 1.21% | 486 | -2.02% | 378 | -7.58% |
| Mar 31, 2024 | 1,161 | -0.09% | 71,610,695 | -1.76% | 86 | 1.12% | 496 | -6.94% | 409 | -3.31% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.61M | 3.24% | 39.35K |
| Vanguard US Total Market Shares ETF | 2.61M | 3.20% | -7.95K |
| R233 Fundsmith Equity (GBP) | 2.52M | 3.10% | - |
| Fundsmith Equity I Acc | 2.52M | 3.10% | - |
| Vanguard Institutional 500 Index Trust | 2.31M | 2.88% | 36.74K |
| Vanguard Mid Cap Index Institutional | 1.77M | 2.20% | 17.03K |
| Invesco QQQ Trust | 1.69M | 2.10% | 11.00K |
| Fidelity 500 Index | 1.03M | 1.28% | 1.77K |
| SPDR® S&P 500 ETF | 1.02M | 1.25% | -14.88K |
| SPDR® S&P 500® ETF | 984.87K | 1.22% | 3.70K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 21, 2025 | SZOSTAK M ANNE | - | Sell | $537.37K |
| May 21, 2025 | SZOSTAK M ANNE | - | Sell | $645.54K |
| May 13, 2025 | JUNIUS DANIEL M | - | Sell | $1.36M |
| May 09, 2025 | Vandebroek Sophie V. | - | Sell | $628.43K |
| Feb 10, 2025 | FENNELL GEORGE | Executive Vice President | Sell | $4.62M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | 4 |
| 2025 Q1 | - | 2 |
| 2024 Q4 | - | 1 |
| 2024 Q3 | - | 1 |
| 2024 Q2 | - | 1 |
IDXX Ownership FAQ
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