Simplex Trading
OSIS icon

Simplex Trading’s OSI Systems OSIS Stock Holding History

Simplex Trading’s Portfolio OSIS Stock Details OSIS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$186K Buy
700
+600
+600% +$166K ﹤0.01% 4390
2025
Q4 		$25.5K Buy
+100
New +$26.1K ﹤0.01% 6252
2025
Q3 		– Sell
-5,600
Closed -$1.26M – 9782
2025
Q2 		$1.26M Sell
5,600
-3,700
-40% -$790K ﹤0.01% 2539
2025
Q1 		$1.81M Buy
9,300
+8,700
+1,450% +$1.66M ﹤0.01% 2130
2024
Q4 		$100K Sell
600
-3,100
-84% -$491K ﹤0.01% 5174
2024
Q3 		$561K Sell
3,700
-1,600
-30% -$230K ﹤0.01% 3476
2024
Q2 		$728K Buy
5,300
+4,900
+1,225% +$675K ﹤0.01% 3251
2024
Q1 		$57K Sell
400
-29,900
-99% -$3.92M ﹤0.01% 6146
2023
Q4 		$3.91M Buy
30,300
+30,200
+30,200% +$3.6M ﹤0.01% 1770
2023
Q3 		$11K Sell
100
-400
-80% -$48.2K ﹤0.01% 7120
2023
Q2 		$58K Sell
500
-1,800
-78% -$207K ﹤0.01% 5697
2023
Q1 		$235K Buy
2,300
+400
+21% +$37K ﹤0.01% 4140
2022
Q4 		$151K Sell
1,900
-37,600
-95% -$3.06M ﹤0.01% 4577
2022
Q3 		$2.85M Buy
39,500
+37,500
+1,875% +$3.28M ﹤0.01% 1664
2022
Q2 		$170K Buy
+2,000
New +$164K ﹤0.01% 4816
2021
Q4 		– Sell
-1,100
Closed -$110K – 11162
2021
Q3 		$110K Hold
1,100
– – ﹤0.01% 6485
2021
Q2 		$111K Buy
1,100
+1,079
+5,138% +$105K ﹤0.01% 6580
2021
Q1 		$201K Buy
21
+4
+24% +$380 ﹤0.01% 4731
2020
Q4 		$158K Sell
17
-24
-59% -$2.05K ﹤0.01% 4919
2020
Q3 		$318K Buy
+41
New +$3.06K ﹤0.01% 3536
2020
Q2 		– Sell
-10
Closed -$68K – 8140
2020
Q1 		$68K Sell
10
-115
-92% -$9.83K ﹤0.01% 4802
2019
Q4 		$1.26M Sell
125
-67
-35% -$6.62K ﹤0.01% 1882
2019
Q3 		$1.95M Sell
192
-110
-36% -$11.9K 0.01% 1358
2019
Q2 		$3.4M Buy
302
+108
+56% +$10.9K 0.01% 931
2019
Q1 		$1.7M Sell
194
-72
-27% -$6.03K ﹤0.01% 1526
2018
Q4 		$1.95M Buy
266
+93
+54% +$6.71K 0.01% 1115
2018
Q3 		$1.32M Buy
173
+4
+2% +$310 ﹤0.01% 1604
2018
Q2 		$1.31M Sell
169
-47
-22% -$3.28K 0.01% 1554
2018
Q1 		$30K Sell
216
-12
-5% -$779 ﹤0.01% 2951
2017
Q4 		$31K Sell
228
-31
-12% -$2.6K ﹤0.01% 2891
2017
Q3 		$147K Buy
259
+82
+46% +$6.67K 0.01% 1419
2017
Q2 		$12K Sell
177
-74
-29% -$5.6K ﹤0.01% 3826
2017
Q1 		$29K Buy
251
+76
+43% +$5.64K ﹤0.01% 2878
2016
Q4 		$86K Buy
175
+125
+250% +$9.01K 0.01% 1661
2016
Q3 		$21K Buy
+50
New +$3.15K ﹤0.01% 2918
2016
Q2 		– Sell
-46
Closed -$4K – 6287
2016
Q1 		$4K Sell
46
-2
-4% -$132 ﹤0.01% 4284
2015
Q4 		$8K Buy
48
+5
+12% +$438 ﹤0.01% 3517
2015
Q3 		$6K Buy
+43
New +$3.1K ﹤0.01% 3856
2015
Q2 		– Sell
-5
Closed -$2K – 5676
2015
Q1 		$2K Sell
5
-1
-17% -$72 ﹤0.01% 4168
2014
Q4 		$9K Buy
+6
New +$409 ﹤0.01% 2667

Other funds holding OSIS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Mawer Investment Management
Mawer Investment Management Calgary, Alberta, Canada $15.4B AUM 10.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return

Simplex Trading's OSIS Position: Q4 2025 in Review

Simplex Trading sold out of OSI Systems (OSIS) in Q4 2025, closing a stake of 1,035 shares — an estimated $270K sold.

Simplex Trading first reported a position in OSIS in Q2 2015 and held it in 19 quarters. The position peaked at $541K in Q4 2018. 358 funds tracked by Wall St. Rank hold OSIS as of Q4 2025.

  • Simplex Trading reported no remaining OSI Systems position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 1,035 OSI Systems shares in Q4 2025, an estimated $270K.
  • Simplex Trading first reported a position in OSI Systems in Q2 2015 and held it in 19 quarters.
  • Simplex Trading's OSI Systems position peaked at $541K in Q4 2018.
  • 358 funds tracked by Wall St. Rank held OSI Systems as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.