BlackRock’s OSI Systems OSIS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $558M | Buy |
2,552,027
+22,404
| +0.9% | +$5.49M | 0.01% | 1148 |
|
|
2026
Q1 | $672M | Sell |
2,529,623
-32,279
| -1% | -$8.92M | 0.01% | 908 |
|
|
2025
Q4 | $653M | Buy |
2,561,902
+57,646
| +2% | +$15.1M | 0.01% | 927 |
|
|
2025
Q3 | $624M | Sell |
2,504,256
-452
| -0% | -$103K | 0.01% | 938 |
|
|
2025
Q2 | $563M | Sell |
2,504,708
-54,622
| -2% | -$11.7M | 0.01% | 977 |
|
|
2025
Q1 | $497M | Sell |
2,559,330
-123,310
| -5% | -$23.5M | 0.01% | 1040 |
|
|
2024
Q4 | $449M | Buy |
2,682,640
+28,078
| +1% | +$4.45M | 0.01% | 1158 |
|
|
2024
Q3 | $403M | Buy |
2,654,562
+45,457
| +2% | +$6.54M | 0.01% | 1224 |
|
|
2024
Q2 | $359M | Sell |
2,609,105
-46,216
| -2% | -$6.37M | 0.01% | 1228 |
|
|
2024
Q1 | $379M | Buy |
2,655,321
+10,931
| +0.4% | +$1.43M | 0.01% | 1221 |
|
|
2023
Q4 | $341M | Buy |
2,644,390
+17,939
| +0.7% | +$2.14M | 0.01% | 1293 |
|
|
2023
Q3 | $310M | Buy |
2,626,451
+8,759
| +0.3% | +$1.06M | 0.01% | 1251 |
|
|
2023
Q2 | $308M | Sell |
2,617,692
-349,048
| -12% | -$40M | 0.01% | 1271 |
|
|
2023
Q1 | $304M | Sell |
2,966,740
-326,847
| -10% | -$30.3M | 0.01% | 1255 |
|
|
2022
Q4 | $262M | Buy |
3,293,587
+7,030
| +0.2% | +$572K | 0.01% | 1334 |
|
|
2022
Q3 | $237M | Buy |
3,286,557
+35,807
| +1% | +$3.14M | 0.01% | 1344 |
|
|
2022
Q2 | $278M | Sell |
3,250,750
-161,263
| -5% | -$13.2M | 0.01% | 1286 |
|
|
2022
Q1 | $290M | Sell |
3,412,013
-25,170
| -0.7% | -$2.12M | 0.01% | 1379 |
|
|
2021
Q4 | $320M | Sell |
3,437,183
-11,416
| -0.3% | -$1.07M | 0.01% | 1375 |
|
|
2021
Q3 | $327M | Sell |
3,448,599
-75,552
| -2% | -$7.36M | 0.01% | 1334 |
|
|
2021
Q2 | $358M | Buy |
3,524,151
+18,562
| +0.5% | +$1.81M | 0.01% | 1324 |
|
|
2021
Q1 | $337M | Buy |
3,505,589
+65,493
| +2% | +$6.22M | 0.01% | 1346 |
|
|
2020
Q4 | $321M | Buy |
3,440,096
+277,946
| +9% | +$23.8M | 0.01% | 1249 |
|
|
2020
Q3 | $245M | Buy |
3,162,150
+212,852
| +7% | +$15.9M | 0.01% | 1219 |
|
|
2020
Q2 | $220M | Sell |
2,949,298
-27,796
| -0.9% | -$2.03M | 0.01% | 1294 |
|
|
2020
Q1 | $205M | Sell |
2,977,094
-46,245
| -2% | -$3.95M | 0.01% | 1153 |
|
|
2019
Q4 | $305M | Buy |
3,023,339
+95,812
| +3% | +$9.47M | 0.01% | 1169 |
|
|
2019
Q3 | $297M | Buy |
2,927,527
+63,281
| +2% | +$6.83M | 0.01% | 1122 |
|
|
2019
Q2 | $323M | Buy |
2,864,246
+43,991
| +2% | +$4.43M | 0.01% | 1077 |
|
|
2019
Q1 | $247M | Buy |
2,820,255
+44,961
| +2% | +$3.76M | 0.01% | 1250 |
|
|
2018
Q4 | $203M | Buy |
2,775,294
+18,208
| +0.7% | +$1.31M | 0.01% | 1300 |
|
|
2018
Q3 | $210M | Sell |
2,757,086
-5,197
| -0.2% | -$403K | 0.01% | 1465 |
|
|
2018
Q2 | $214M | Sell |
2,762,283
-8,782
| -0.3% | -$613K | 0.01% | 1403 |
|
|
2018
Q1 | $181M | Buy |
2,771,065
+529,070
| +24% | +$34.3M | 0.01% | 1443 |
|
|
2017
Q4 | $144M | Buy |
2,241,995
+92,505
| +4% | +$7.77M | 0.01% | 1616 |
|
|
2017
Q3 | $196M | Buy |
2,149,490
+34,853
| +2% | +$2.83M | 0.01% | 1363 |
|
|
2017
Q2 | $159M | Sell |
2,114,637
-133,838
| -6% | -$10.1M | 0.01% | 1468 |
|
|
2017
Q1 | $164M | Buy |
2,248,475
+2,244,137
| +51,732% | +$167M | 0.01% | 1442 |
|
|
2016
Q4 | $330K | Sell |
4,338
-456
| -10% | -$32.9K | ﹤0.01% | 1870 |
|
|
2016
Q3 | $313K | Sell |
4,794
-11,713
| -71% | -$738K | ﹤0.01% | 1927 |
|
|
2016
Q2 | $959K | Sell |
16,507
-217
| -1% | -$12K | ﹤0.01% | 1439 |
|
|
2016
Q1 | $1.1M | Sell |
16,724
-6,279
| -27% | -$416K | ﹤0.01% | 1325 |
|
|
2015
Q4 | $2.04M | Sell |
23,003
-7,779
| -25% | -$681K | ﹤0.01% | 1073 |
|
|
2015
Q3 | $2.37M | Buy |
30,782
+4,982
| +19% | +$360K | ﹤0.01% | 982 |
|
|
2015
Q2 | $1.83M | Buy |
25,800
+14,353
| +125% | +$1.04M | ﹤0.01% | 1146 |
|
|
2015
Q1 | $850K | Hold |
11,447
| – | – | ﹤0.01% | 1393 |
|
|
2014
Q4 | $811K | Sell |
11,447
-1,256
| -10% | -$85.7K | ﹤0.01% | 1243 |
|
|
2014
Q3 | $806K | Buy |
12,703
+1,977
| +18% | +$131K | ﹤0.01% | 1257 |
|
|
2014
Q2 | $716K | Sell |
10,726
-50
| -0.5% | -$2.98K | ﹤0.01% | 1271 |
|
|
2014
Q1 | $646K | Sell |
10,776
-470
| -4% | -$28.1K | ﹤0.01% | 1293 |
|
|
2013
Q4 | $597K | Buy |
11,246
+10,595
| +1,627% | +$725K | ﹤0.01% | 1311 |
|
|
2013
Q3 | $48K | Hold |
651
| – | – | ﹤0.01% | 1858 |
|
|
2013
Q2 | $42K | Buy |
+651
| New | +$38K | ﹤0.01% | 1934 |
|
Other funds holding OSIS
JT
CCM
HRCM
BlackRock's OSIS Position: Q2 2026 in Review
BlackRock increased its OSI Systems (OSIS) stake by 0.89% in Q2 2026, buying an estimated $5.49M and bringing the position to 2,552,027 shares worth $558M. The position accounts for 0.01% of the portfolio, ranked #1148.
BlackRock first reported a position in OSIS in Q2 2013 and has held it in 53 quarters since. The position peaked at $672M in Q1 2026. 362 funds tracked by Wall St. Rank hold OSIS as of Q2 2026.
- BlackRock held 2,552,027 shares of OSI Systems worth $558M as of Q2 2026.
- BlackRock bought 22,404 OSI Systems shares in Q2 2026, an estimated $5.49M.
- OSI Systems made up 0.01% of BlackRock's portfolio in Q2 2026, its #1148 holding.
- BlackRock first reported a position in OSI Systems in Q2 2013 and has held it in 53 quarters since.
- BlackRock's OSI Systems position peaked at $672M in Q1 2026.
- 362 funds tracked by Wall St. Rank held OSI Systems as of Q2 2026.
Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.