IDXX · Idexx Laboratories Inc /De
$586.67
-3.33 (-0.56%)
At close · Aug 7
Market Cap
$46.22B
Shares
78.78M
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding IDXX
957 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 2,527,800 | $1,420,345,542 | 0.07% | Long | 2026-03-31 | |
| VANGUARD 500 INDEX FUND | — | 2,030,133 | $1,140,711,431 | 0.08% | Long | 2026-03-31 | |
| VANGUARD MID-CAP INDEX FUND | — | 1,719,572 | $966,210,311 | 0.49% | Long | 2026-03-31 | |
| Invesco QQQ Trust, Series 1 | QQQ | 1,677,361 | $942,492,372 | 0.25% | Long | 2026-03-31 | |
| iShares Core S&P 500 ETF | — | 1,027,534 | $577,361,079 | 0.08% | Long | 2026-03-31 | |
| Fidelity 500 Index Fund | — | 1,021,854 | $575,845,385 | 0.07% | Long | 2026-05-31 | |
| State Street(R) SPDR(R) S&P 500(R) ETF Trust | SPY | 929,957 | $522,533,539 | 0.08% | Long | 2026-03-31 | |
| VANGUARD GROWTH INDEX FUND | — | 927,080 | $520,916,981 | 0.16% | Long | 2026-03-31 | |
| AMCAP Fund | — | 732,861 | $412,989,159 | 0.42% | Long | 2026-05-31 | |
| Baron Partners Fund | — | 620,000 | $348,371,800 | 3.36% | Long | 2026-03-31 | |
| VANGUARD MID-CAP GROWTH INDEX FUND | — | 605,627 | $340,295,755 | 1.16% | Long | 2026-03-31 | |
| State Street(R) Health Care Select Sector SPDR(R) ETF | — | 581,073 | $326,499,108 | 0.85% | Long | 2026-03-31 | |
| iShares Russell Mid-Cap Growth ETF | — | 534,598 | $300,385,270 | 1.61% | Long | 2026-03-31 | |
| Washington Mutual Investors Fund | — | 454,667 | $254,977,254 | 0.12% | Long | 2026-04-30 | |
| VANGUARD INSTITUTIONAL INDEX FUND | — | 450,237 | $252,983,668 | 0.08% | Long | 2026-03-31 | |
| MidCap Fund | — | 443,929 | $248,955,383 | 0.99% | Long | 2026-04-30 | |
| VANGUARD U.S. GROWTH FUND | — | 425,415 | $239,734,115 | 0.50% | Long | 2026-05-31 | |
| Invesco NASDAQ 100 ETF | — | 338,523 | $190,767,866 | 0.20% | Long | 2026-05-31 | |
| iShares Russell 1000 Growth ETF | — | 321,242 | $180,502,667 | 0.16% | Long | 2026-03-31 | |
| iShares Russell Mid-Cap ETF | — | 304,554 | $171,125,847 | 0.35% | Long | 2026-03-31 | |
| Fidelity Mid Cap Index Fund | — | 295,111 | $165,498,249 | 0.33% | Long | 2026-04-30 | |
| Invesco S&P 500 Equal Weight ETF | — | 280,907 | $157,532,646 | 0.18% | Long | 2026-04-30 | |
| BlackRock Mid-Cap Growth Equity Portfolio | — | 279,412 | $157,457,044 | 2.81% | Long | 2026-05-29 | |
| BARON ASSET FUND | — | 269,176 | $151,247,303 | 4.56% | Long | 2026-03-31 | |
| Ultra Fund | — | 257,000 | $144,125,600 | 0.54% | Long | 2026-04-30 | |
| iShares U.S. Medical Devices ETF | — | 250,804 | $140,924,260 | 4.44% | Long | 2026-03-31 | |
| iShares MSCI USA Quality Factor ETF | — | 250,492 | $140,475,914 | 0.28% | Long | 2026-04-30 | |
| Fidelity SAI U.S. Quality Index Fund | — | 243,874 | $136,764,539 | 0.47% | Long | 2026-04-30 | |
| MFS Growth Fund | — | 239,957 | $135,222,968 | 0.32% | Long | 2026-05-31 | |
| VANGUARD HEALTH CARE INDEX FUND | — | 239,830 | $135,151,400 | 0.71% | Long | 2026-05-31 | |
| JPMorgan Mid Cap Growth Fund | — | 239,371 | $134,500,171 | 1.18% | Long | 2026-03-31 | |
| Baron Focused Growth Fund | — | 238,900 | $134,235,521 | 3.48% | Long | 2026-03-31 | |
| Nomura Mid Cap Growth Fund | — | 204,894 | $115,127,890 | 3.84% | Long | 2026-03-31 | |
| T. Rowe Price All-Cap Opportunities Fund | — | 203,808 | $114,517,677 | 0.80% | Long | 2026-03-31 | |
| BARON GROWTH FUND | — | 200,000 | $112,378,000 | 4.30% | Long | 2026-03-31 | |
| Invesco S&P 500 Quality ETF | — | 187,252 | $105,010,922 | 0.61% | Long | 2026-04-30 | |
| Schwab S&P 500 Index Fund | — | 176,964 | $99,241,411 | 0.07% | Long | 2026-04-30 | |
| Schwab U.S. Large-Cap Growth ETF | — | 168,790 | $95,118,229 | 0.16% | Long | 2026-05-31 | |
| Invesco Discovery Mid Cap Growth Fund | — | 168,982 | $94,765,106 | 1.41% | Long | 2026-04-30 | |
| iShares S&P 500 Growth ETF | — | 167,796 | $94,282,894 | 0.15% | Long | 2026-03-31 | |
| State Street(R) SPDR(R) Portfolio S&P 500(R) ETF | — | 167,768 | $94,267,162 | 0.08% | Long | 2026-03-31 | |
| Fidelity Total Market Index Fund | — | 150,951 | $85,065,417 | 0.06% | Long | 2026-05-31 | |
| Carillon Eagle Mid Cap Growth Fund | — | 140,990 | $79,220,871 | 1.66% | Long | 2026-03-31 | |
| Calvert Equity Fund | — | 140,669 | $79,040,504 | 2.08% | Long | 2026-03-31 | |
| Putnam Large Cap Growth Fund | — | 139,648 | $78,314,598 | 0.57% | Long | 2026-04-30 | |
| ClearBridge Growth Fund | — | 136,000 | $76,640,080 | 1.83% | Long | 2026-05-29 | |
| VANGUARD RUSSELL 1000 GROWTH INDEX FUND | — | 131,573 | $74,145,333 | 0.14% | Long | 2026-05-31 | |
| T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. | — | 123,800 | $69,561,982 | 1.63% | Long | 2026-03-31 | |
| Fidelity Series Total Market Index Fund | — | 121,882 | $68,684,163 | 0.06% | Long | 2026-05-31 | |
| First Trust Water ETF | — | 119,181 | $66,966,612 | 3.76% | Long | 2026-03-31 |
Showing 1–50 of 957 positions
Key facts
CIK
874716
CUSIP
45168D104
13F (30d)
684 filings
655 filers
Visit website
Investor relations