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Winton Group’s OSI Systems OSIS Stock Holding History

Winton Group’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
Q2 		$1.61M Buy
7,382
+6,231
+541% +$1.53M 0.05% 361
2026
Q1 		$306K Sell
1,151
-369
-24% -$102K 0.01% 856
2025
Q4 		$388K Buy
1,520
+591
+64% +$154K 0.01% 687
2025
Q3 		$232K Sell
929
-1,693
-65% -$386K 0.01% 660
2025
Q2 		$590K Buy
+2,622
New +$560K 0.03% 551
2024
Q1 		– Sell
-2,786
Closed -$360K – 806
2023
Q4 		$360K Sell
2,786
-195
-7% -$23.2K 0.03% 476
2023
Q3 		$352K Sell
2,981
-5,039
-63% -$608K 0.03% 490
2023
Q2 		$945K Sell
8,020
-13,052
-62% -$1.5M 0.08% 166
2023
Q1 		$2.16M Sell
21,072
-6,131
-23% -$568K 0.13% 197
2022
Q4 		$2.16M Buy
27,203
+1,649
+6% +$134K 0.14% 186
2022
Q3 		$1.84M Sell
25,554
-1,826
-7% -$160K 0.12% 221
2022
Q2 		$2.34M Buy
27,380
+6,307
+30% +$518K 0.12% 225
2022
Q1 		$1.79M Buy
21,073
+924
+5% +$77.7K 0.09% 287
2021
Q4 		$1.88M Buy
20,149
+120
+0.6% +$11.3K 0.11% 243
2021
Q3 		$1.9M Buy
20,029
+1,138
+6% +$111K 0.11% 204
2021
Q2 		$1.92M Buy
18,891
+2,203
+13% +$214K 0.1% 205
2021
Q1 		$1.6M Buy
16,688
+426
+3% +$40.4K 0.09% 228
2020
Q4 		$1.52M Sell
16,262
-14,261
-47% -$1.22M 0.11% 208
2020
Q3 		$2.37M Buy
30,523
+5,398
+21% +$403K 0.08% 447
2020
Q2 		$1.88M Buy
25,125
+9,674
+63% +$707K 0.05% 686
2020
Q1 		$1.06M Buy
15,451
+11,944
+341% +$1.02M 0.03% 784
2019
Q4 		$353K Sell
3,507
-14,959
-81% -$1.48M 0.01% 1333
2019
Q3 		$1.88M Sell
18,466
-3,646
-16% -$394K 0.02% 592
2019
Q2 		$2.49M Sell
22,112
-60,238
-73% -$6.07M 0.05% 267
2019
Q1 		$7.21M Buy
+82,350
New +$6.89M 0.15% 226

Other funds holding OSIS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JT
Jupiter Topco New York $245B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
CCM
Channing Capital Management Chicago, Illinois $4.34B AUM 37.08% 1-Year Est. Return

Winton Group's OSIS Position: Q2 2026 in Review

Winton Group increased its OSI Systems (OSIS) stake by 541% in Q2 2026, buying an estimated $1.53M and bringing the position to 7,382 shares worth $1.61M. The position accounts for 0.05% of the portfolio, ranked #361.

Winton Group first reported a position in OSIS in Q1 2019 and has held it in 25 quarters since. The position peaked at $7.21M in Q1 2019. 362 funds tracked by Wall St. Rank hold OSIS as of Q2 2026.

  • Winton Group held 7,382 shares of OSI Systems worth $1.61M as of Q2 2026.
  • Winton Group bought 6,231 OSI Systems shares in Q2 2026, an estimated $1.53M.
  • OSI Systems made up 0.05% of Winton Group's portfolio in Q2 2026, its #361 holding.
  • Winton Group first reported a position in OSI Systems in Q1 2019 and has held it in 25 quarters since.
  • Winton Group's OSI Systems position peaked at $7.21M in Q1 2019.
  • 362 funds tracked by Wall St. Rank held OSI Systems as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.