Do You Believe in the Long-Term Growth Potential of IDEXX Laboratories (IDXX)?
Baron Capital, an investment management company, released its Q1 2026 investor letter for the “Baron Asset Fund”. A copy of the letter is available to download here. U.S.
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | BAMCO Inc. Ron Baron | 1,633,367 | $917,772,584 | -10% | 2.77% |
| 2. | Fundsmith LLP Terry Smith | 1,465,786 | $823,610,496 | -22% | 6.42% |
| 3. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 838,839 | $471,335,246 | +53% | 0.26% |
| 4. | Alyeska Investment Group Anand Parekh | 203,274 | $114,217,628 | 0.32% | |
| 5. | Holocene Advisors Brandon Haley | 147,732 | $83,009,133 | +224% | 0.2% |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $266.41 | 375 | $99,903.75 | 7,778 | 2019-08-06 | Filing | |
| $208.68 | 2,405 | $501,875.40 | 7,403 | 2019-02-05 | Filing | |
| $242.12 | 415 | $100,479.51 | 1,415 | 2018-08-03 | Filing | |
| $178.05 | 1,000 | $178,045.00 | 4,558 | 2018-02-14 | Filing | |
| $179.58 | 1,000 | $179,580.00 | 1,000 | 2018-02-07 | Filing |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $634.57 | 1,758 | $1,115,577.22 | 18,141 | 2026-03-03 | Filing | |
| $663.04 | 2,589 | $1,716,620.66 | 83,606 | 2026-02-26 | Filing | |
| $662.16 | 1,000 | $662,156.70 | 86,195 | 2026-02-26 | Filing | |
| $661.10 | 1,200 | $793,317.12 | 87,195 | 2026-02-26 | Filing | |
| $659.75 | 2,859 | $1,886,223.82 | 88,395 | 2026-02-26 | Filing |
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 8,365,553 | $4,700,520,591 | 0.08% | |
| 2. | 5,182,507 | $2,911,998,858 | 0.07% | |
| 3. | 3,910,863 | $2,197,474,811 | 0.11% | |
| 4. | 3,674,185 | $2,064,487,810 | 0.07% | |
| 5. | 2,660,999 | $1,497,768,297 | 0.09% |