Wolverine Trading
OSIS icon

Wolverine Trading’s OSI Systems OSIS Stock Holding History

Wolverine 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
2025
Q3 		$262K Sell
1,100
-900
-45% -$205K ﹤0.01% 4587
2025
Q2 		$448K Sell
2,000
-1,400
-41% -$299K ﹤0.01% 3066
2025
Q1 		$657K Sell
3,400
-7,700
-69% -$1.47M ﹤0.01% 2659
2024
Q4 		$1.86M Buy
+11,100
New +$1.76M ﹤0.01% 2030
2023
Q4 		– Sell
-11,000
Closed -$1.3M – 5002
2023
Q3 		$1.3M Buy
+11,000
New +$1.33M ﹤0.01% 1915
2020
Q4 		– Sell
-6,800
Closed -$528K – 5283
2020
Q3 		$528K Buy
6,800
+1,100
+19% +$82.1K ﹤0.01% 2755
2020
Q2 		$421K Buy
+5,700
New +$416K ﹤0.01% 2929
2019
Q2 		– Sell
-3,600
Closed -$315K – 4947
2019
Q1 		$315K Buy
+3,600
New +$301K ﹤0.01% 3308
2018
Q4 		– Sell
-4,200
Closed -$321K – 5092
2018
Q3 		$321K Sell
4,200
-15,200
-78% -$1.18M ﹤0.01% 3661
2018
Q2 		$1.27M Hold
19,400
– – ﹤0.01% 2013
2018
Q1 		$1.27M Sell
19,400
-10,500
-35% -$681K ﹤0.01% 2013
2017
Q4 		$1.93M Buy
29,900
+14,400
+93% +$1.21M 0.01% 1588
2017
Q3 		$1.42M Buy
15,500
+9,600
+163% +$780K 0.01% 1592
2017
Q2 		$443K Buy
5,900
+300
+5% +$22.7K ﹤0.01% 2562
2017
Q1 		$409K Sell
5,600
-1,600
-22% -$119K ﹤0.01% 2637
2016
Q4 		$548K Buy
7,200
+1,500
+26% +$108K ﹤0.01% 2521
2016
Q3 		$368K Sell
5,700
-1,100
-16% -$69.3K ﹤0.01% 2955
2016
Q2 		$379K Buy
+6,800
New +$375K ﹤0.01% 2533

Other funds holding OSIS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Mawer Investment Management
Mawer Investment Management Calgary, Alberta, Canada $15.4B AUM 10.9% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Wolverine Trading's OSIS Position: Q3 2025 in Review

Wolverine Trading increased its OSI Systems (OSIS) stake by 16% in Q3 2025, buying an estimated $388K and bringing the position to 12,168 shares worth $2.9M. The position accounts for ﹤0.01% of the portfolio, ranked #1842.

Wolverine Trading first reported a position in OSIS in Q2 2016 and has held it in 12 quarters since. 349 funds tracked by Wall St. Rank hold OSIS as of Q3 2025.

  • Wolverine Trading held 12,168 shares of OSI Systems worth $2.9M as of Q3 2025.
  • Wolverine Trading bought 1,698 OSI Systems shares in Q3 2025, an estimated $388K.
  • OSI Systems made up ﹤0.01% of Wolverine Trading's portfolio in Q3 2025, its #1842 holding.
  • Wolverine Trading first reported a position in OSI Systems in Q2 2016 and has held it in 12 quarters since.
  • 349 funds tracked by Wall St. Rank held OSI Systems as of Q3 2025.

Based on Wolverine Trading's 13F filing for Q3 2025, filed 14 Nov 2025.