Fred Alger Management’s Idexx Laboratories IDXX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $13.6M | Sell |
24,268
-684
| -3% | -$439K | 0.06% | 141 |
|
|
2025
Q4 | $16.9M | Sell |
24,952
-2,123
| -8% | -$1.45M | 0.07% | 124 |
|
|
2025
Q3 | $17.3M | Buy |
27,075
+10,236
| +61% | +$6.21M | 0.07% | 133 |
|
|
2025
Q2 | $9.03M | Sell |
16,839
-1,891
| -10% | -$904K | 0.04% | 177 |
|
|
2025
Q1 | $7.87M | Buy |
18,730
+5,137
| +38% | +$2.23M | 0.04% | 187 |
|
|
2024
Q4 | $5.62M | Sell |
13,593
-3,903
| -22% | -$1.71M | 0.03% | 227 |
|
|
2024
Q3 | $8.84M | Sell |
17,496
-7,242
| -29% | -$3.52M | 0.04% | 192 |
|
|
2024
Q2 | $12.1M | Sell |
24,738
-874
| -3% | -$439K | 0.06% | 172 |
|
|
2024
Q1 | $13.8M | Sell |
25,612
-5,458
| -18% | -$2.98M | 0.07% | 172 |
|
|
2023
Q4 | $17.2M | Sell |
31,070
-8,211
| -21% | -$3.85M | 0.09% | 151 |
|
|
2023
Q3 | $17.2M | Buy |
39,281
+4,609
| +13% | +$2.3M | 0.1% | 150 |
|
|
2023
Q2 | $17.4M | Sell |
34,672
-11,354
| -25% | -$5.44M | 0.09% | 165 |
|
|
2023
Q1 | $23M | Buy |
+46,026
| New | +$22M | 0.12% | 157 |
|
|
2022
Q2 | – | Sell |
-77,053
| Closed | -$42.2M | – | 525 |
|
|
2022
Q1 | $42.2M | Sell |
77,053
-59,225
| -43% | -$31.2M | 0.13% | 151 |
|
|
2021
Q4 | $89.7M | Buy |
136,278
+80,124
| +143% | +$50.3M | 0.22% | 121 |
|
|
2021
Q3 | $34.9M | Sell |
56,154
-1,741
| -3% | -$1.17M | 0.08% | 175 |
|
|
2021
Q2 | $36.6M | Buy |
57,895
+41,334
| +250% | +$22.8M | 0.09% | 178 |
|
|
2021
Q1 | $8.1M | Sell |
16,561
-3,045
| -16% | -$1.53M | 0.02% | 269 |
|
|
2020
Q4 | $9.8M | Buy |
19,606
+11,568
| +144% | +$5.18M | 0.03% | 235 |
|
|
2020
Q3 | $3.16M | Sell |
8,038
-11,995
| -60% | -$4.43M | 0.01% | 270 |
|
|
2020
Q2 | $6.61M | Buy |
20,033
+17,770
| +785% | +$5.15M | 0.02% | 208 |
|
|
2020
Q1 | $548K | Buy |
2,263
+257
| +13% | +$67.1K | ﹤0.01% | 356 |
|
|
2019
Q4 | $524K | Sell |
2,006
-25,509
| -93% | -$6.72M | ﹤0.01% | 383 |
|
|
2019
Q3 | $7.48M | Buy |
27,515
+6,015
| +28% | +$1.67M | 0.03% | 196 |
|
|
2019
Q2 | $5.92M | Buy |
21,500
+5,394
| +33% | +$1.33M | 0.02% | 212 |
|
|
2019
Q1 | $3.6M | Sell |
16,106
-7,659
| -32% | -$1.58M | 0.01% | 250 |
|
|
2018
Q4 | $4.42M | Sell |
23,765
-4,586
| -16% | -$940K | 0.02% | 220 |
|
|
2018
Q3 | $7.08M | Sell |
28,351
-2,967
| -9% | -$720K | 0.03% | 197 |
|
|
2018
Q2 | $6.83M | Sell |
31,318
-719
| -2% | -$148K | 0.03% | 198 |
|
|
2018
Q1 | $6.13M | Sell |
32,037
-4,868
| -13% | -$898K | 0.03% | 208 |
|
|
2017
Q4 | $5.77M | Sell |
36,905
-18,643
| -34% | -$2.93M | 0.03% | 209 |
|
|
2017
Q3 | $8.64M | Buy |
55,548
+5,256
| +10% | +$831K | 0.04% | 193 |
|
|
2017
Q2 | $8.12M | Sell |
50,292
-6,056
| -11% | -$983K | 0.04% | 187 |
|
|
2017
Q1 | $8.71M | Sell |
56,348
-8,321
| -13% | -$1.15M | 0.04% | 184 |
|
|
2016
Q4 | $7.58M | Buy |
64,669
+1,543
| +2% | +$176K | 0.04% | 165 |
|
|
2016
Q3 | $7.12M | Buy |
63,126
+2,020
| +3% | +$213K | 0.04% | 185 |
|
|
2016
Q2 | $5.67M | Sell |
61,106
-13,032
| -18% | -$1.12M | 0.03% | 200 |
|
|
2016
Q1 | $5.81M | Buy |
74,138
+9,059
| +14% | +$652K | 0.03% | 239 |
|
|
2015
Q4 | $4.75M | Sell |
65,079
-30,529
| -32% | -$2.18M | 0.02% | 257 |
|
|
2015
Q3 | $7.1M | Buy |
95,608
+46,199
| +94% | +$3.31M | 0.04% | 234 |
|
|
2015
Q2 | $3.17M | Sell |
49,409
-53,887
| -52% | -$3.73M | 0.01% | 351 |
|
|
2015
Q1 | $7.98M | Buy |
+103,296
| New | +$8.04M | 0.04% | 296 |
|
Other funds holding IDXX
VCM
VPM
Fred Alger Management's IDXX Position: Q1 2026 in Review
Fred Alger Management reduced its Idexx Laboratories (IDXX) stake by 2.7% in Q1 2026, selling an estimated $439K and leaving 24,268 shares worth $13.6M. The position accounts for 0.06% of the portfolio, ranked #141.
Fred Alger Management first reported a position in IDXX in Q1 2015 and has held it in 42 quarters since. The position peaked at $89.7M in Q4 2021. 1,311 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.
- Fred Alger Management held 24,268 shares of Idexx Laboratories worth $13.6M as of Q1 2026.
- Fred Alger Management sold 684 Idexx Laboratories shares in Q1 2026, an estimated $439K.
- Idexx Laboratories made up 0.06% of Fred Alger Management's portfolio in Q1 2026, its #141 holding.
- Fred Alger Management first reported a position in Idexx Laboratories in Q1 2015 and has held it in 42 quarters since.
- Fred Alger Management's Idexx Laboratories position peaked at $89.7M in Q4 2021.
- 1,311 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.
Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.