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 		$2.9M Buy
12,168
+1,698
+16% +$388K ﹤0.01% 1842
2025
Q2 		$2.35M Buy
10,470
+2,515
+32% +$537K ﹤0.01% 1591
2025
Q1 		$1.54M Buy
7,955
+3,711
+87% +$707K ﹤0.01% 1850
2024
Q4 		$710K Buy
+4,244
New +$673K ﹤0.01% 3014
2019
Q2 		– Sell
-7,035
Closed -$616K – 4948
2019
Q1 		$616K Buy
7,035
+3,143
+81% +$263K ﹤0.01% 2540
2018
Q4 		$285K Buy
+3,892
New +$281K ﹤0.01% 3258
2018
Q1 		– Sell
-19,212
Closed -$1.25M – 5645
2017
Q4 		$1.24M Buy
19,212
+14,015
+270% +$1.18M ﹤0.01% 1984
2017
Q3 		$475K Buy
5,197
+2,491
+92% +$203K ﹤0.01% 2660
2017
Q2 		$203K Sell
2,706
-4,494
-62% -$340K ﹤0.01% 3579
2017
Q1 		$526K Buy
+7,200
New +$535K ﹤0.01% 2326
2016
Q4 		– Sell
-3,282
Closed -$237K – 4941
2016
Q3 		$212K Sell
3,282
-2,446
-43% -$154K ﹤0.01% 3751
2016
Q2 		$320K Buy
+5,728
New +$315K ﹤0.01% 2723

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.