Group One Trading
OSIS icon

Group One Trading’s OSI Systems OSIS Stock Holding History

Group One 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 		$26.6K Buy
+100
New +$27.6K ﹤0.01% 5769
2025
Q4 		– Sell
-511
Closed -$127K – 8880
2025
Q3 		$127K Sell
511
-2,843
-85% -$649K ﹤0.01% 5123
2025
Q2 		$754K Buy
+3,354
New +$716K ﹤0.01% 3021
2020
Q2 		– Sell
-689
Closed -$50.3K – 6070
2020
Q1 		$47K Buy
+689
New +$58.9K ﹤0.01% 3758
2019
Q4 		– Sell
-7,068
Closed -$698K – 5485
2019
Q3 		$718K Buy
+7,068
New +$763K 0.01% 2031
2019
Q2 		– Sell
-6,148
Closed -$620K – 5278
2019
Q1 		$539K Sell
6,148
-3,998
-39% -$335K 0.01% 1886
2018
Q4 		$744K Buy
+10,146
New +$732K 0.01% 1715
2018
Q2 		– Sell
-27,183
Closed -$1.9M – 5357
2018
Q1 		$1.77M Sell
27,183
-1,643
-6% -$107K 0.02% 1095
2017
Q4 		$1.86M Buy
+28,826
New +$2.42M 0.01% 1232
2016
Q3 		– Sell
-43,833
Closed -$2.76M – 4793
2016
Q2 		$2.55M Sell
43,833
-11,647
-21% -$641K 0.03% 680
2016
Q1 		$3.63M Buy
55,480
+55,267
+25,947% +$3.66M 0.05% 476
2015
Q4 		$19K Sell
213
-2,643
-93% -$231K ﹤0.01% 3939
2015
Q3 		$220K Sell
2,856
-4,000
-58% -$289K ﹤0.01% 2438
2015
Q2 		$485K Buy
6,856
+1,100
+19% +$79.6K 0.01% 1806
2015
Q1 		$427K Buy
5,756
+2,414
+72% +$173K 0.01% 1734
2014
Q4 		$237K Sell
3,342
-7,900
-70% -$539K ﹤0.01% 2161
2014
Q3 		$714K Buy
11,242
+1,565
+16% +$104K 0.01% 1340
2014
Q2 		$646K Buy
9,677
+747
+8% +$44.6K 0.01% 1444
2014
Q1 		$535K Buy
+8,930
New +$534K 0.01% 1587

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

Group One Trading's OSIS Position: Q1 2026 in Review

Group One Trading opened a new position in OSI Systems (OSIS) in Q1 2026: 100 shares worth $26.6K. The stake represents ﹤0.01% of the portfolio and ranks #5769 among its holdings. This is a return to the name: Group One Trading previously reported a position in OSIS as recently as Q3 2025.

Group One Trading first reported a position in OSIS in Q1 2014 and has held it in 19 quarters since. The position peaked at $3.63M in Q1 2016. 368 funds tracked by Wall St. Rank hold OSIS as of Q1 2026.

  • Group One Trading held 100 shares of OSI Systems worth $26.6K as of Q1 2026.
  • OSI Systems was a new Group One Trading position in Q1 2026.
  • OSI Systems made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5769 holding.
  • Group One Trading first reported a position in OSI Systems in Q1 2014 and has held it in 19 quarters since.
  • Group One Trading's OSI Systems position peaked at $3.63M in Q1 2016.
  • 368 funds tracked by Wall St. Rank held OSI Systems as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.