Walleye Trading’s OSI Systems OSIS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q3 | – | Sell |
-500
| Closed | -$112K | – | 4708 |
|
|
2025
Q2 | $112K | Sell |
500
-4,900
| -91% | -$1.05M | ﹤0.01% | 3538 |
|
|
2025
Q1 | $1.05M | Buy |
5,400
+1,100
| +26% | +$210K | ﹤0.01% | 2029 |
|
|
2024
Q4 | $720K | Buy |
4,300
+1,300
| +43% | +$206K | ﹤0.01% | 2373 |
|
|
2024
Q3 | $455K | Buy |
3,000
+1,100
| +58% | +$158K | ﹤0.01% | 2570 |
|
|
2024
Q2 | $261K | Buy |
+1,900
| New | +$262K | ﹤0.01% | 2922 |
|
|
2024
Q1 | – | Sell |
-4,800
| Closed | -$619K | – | 5168 |
|
|
2023
Q4 | $619K | Buy |
+4,800
| New | +$572K | ﹤0.01% | 2891 |
|
|
2021
Q4 | – | Sell |
-1,400
| Closed | -$133K | – | 5712 |
|
|
2021
Q3 | $133K | Sell |
1,400
-3,300
| -70% | -$321K | ﹤0.01% | 4203 |
|
|
2021
Q2 | $478K | Sell |
4,700
-500
| -10% | -$48.7K | ﹤0.01% | 2962 |
|
|
2021
Q1 | $500K | Buy |
5,200
+2,200
| +73% | +$209K | ﹤0.01% | 2653 |
|
|
2020
Q4 | $280K | Sell |
3,000
-11,600
| -79% | -$992K | ﹤0.01% | 3205 |
|
|
2020
Q3 | $1.13M | Sell |
14,600
-5,000
| -26% | -$373K | 0.01% | 1559 |
|
|
2020
Q2 | $1.46M | Sell |
19,600
-9,500
| -33% | -$694K | 0.01% | 1358 |
|
|
2020
Q1 | $2.01M | Sell |
29,100
-3,500
| -11% | -$299K | 0.02% | 828 |
|
|
2019
Q4 | $3.28M | Hold |
32,600
| – | – | 0.02% | 848 |
|
|
2019
Q3 | $3.31M | Sell |
32,600
-10,300
| -24% | -$1.11M | 0.03% | 699 |
|
|
2019
Q2 | $4.83M | Sell |
42,900
-3,400
| -7% | -$343K | 0.04% | 475 |
|
|
2019
Q1 | $4.06M | Buy |
46,300
+16,300
| +54% | +$1.36M | 0.03% | 613 |
|
|
2018
Q4 | $2.2M | Buy |
30,000
+6,600
| +28% | +$476K | 0.02% | 998 |
|
|
2018
Q3 | $1.79M | Buy |
23,400
+15,700
| +204% | +$1.22M | 0.01% | 1451 |
|
|
2018
Q2 | $595K | Buy |
7,700
+4,700
| +157% | +$328K | ﹤0.01% | 2663 |
|
|
2018
Q1 | $196K | Buy |
3,000
+2,400
| +400% | +$156K | ﹤0.01% | 3506 |
|
|
2017
Q4 | $37 | Sell |
600
-4,500
| -88% | -$378K | ﹤0.01% | 4090 |
|
|
2017
Q3 | $466 | Sell |
5,100
-9,000
| -64% | -$732K | ﹤0.01% | 2536 |
|
|
2017
Q2 | $1.06K | Buy |
14,100
+3,900
| +38% | +$295K | 0.01% | 1718 |
|
|
2017
Q1 | $744 | Buy |
10,200
+900
| +10% | +$66.8K | 0.01% | 1898 |
|
|
2016
Q4 | $708K | Buy |
9,300
+4,700
| +102% | +$339K | 0.01% | 1791 |
|
|
2016
Q3 | $300K | Buy |
4,600
+1,600
| +53% | +$101K | ﹤0.01% | 2528 |
|
|
2016
Q2 | $175K | Buy |
3,000
+800
| +36% | +$44.1K | ﹤0.01% | 3056 |
|
|
2016
Q1 | $144K | Buy |
2,200
+1,600
| +267% | +$106K | ﹤0.01% | 3055 |
|
|
2015
Q4 | $53K | Buy |
+600
| New | +$52.5K | ﹤0.01% | 3806 |
|
Other funds holding OSIS
VPM
VCM
Walleye Trading's OSIS Position: Q3 2025 in Review
Walleye Trading sold out of OSI Systems (OSIS) in Q3 2025, closing a stake of 2,742 shares — an estimated $617K sold.
Walleye Trading first reported a position in OSIS in Q3 2015 and held it in 18 quarters. The position peaked at $1.19M in Q1 2020. 349 funds tracked by Wall St. Rank hold OSIS as of Q3 2025.
- Walleye Trading reported no remaining OSI Systems position as of Q3 2025 after selling out during the quarter.
- Walleye Trading sold 2,742 OSI Systems shares in Q3 2025, an estimated $617K.
- Walleye Trading first reported a position in OSI Systems in Q3 2015 and held it in 18 quarters.
- Walleye Trading's OSI Systems position peaked at $1.19M in Q1 2020.
- 349 funds tracked by Wall St. Rank held OSI Systems as of Q3 2025.
Based on Walleye Trading's 13F filing for Q3 2025, filed 14 Nov 2025.