Jane Street
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Jane Street’s OSI Systems OSIS Stock Holding History

Jane Street’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 		$6.85M Buy
25,800
+16,900
+190% +$4.67M ﹤0.01% 3053
2025
Q4 		$2.27M Buy
8,900
+6,400
+256% +$1.67M ﹤0.01% 4570
2025
Q3 		$623K Sell
2,500
-7,300
-74% -$1.67M ﹤0.01% 7367
2025
Q2 		$2.2M Buy
9,800
+3,700
+61% +$790K ﹤0.01% 4259
2025
Q1 		$1.19M Sell
6,100
-7,800
-56% -$1.49M ﹤0.01% 5252
2024
Q4 		$2.33M Buy
+13,900
New +$2.2M ﹤0.01% 3853

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

Jane Street's OSIS Position: Q1 2026 in Review

Jane Street sold out of OSI Systems (OSIS) in Q1 2026, closing a stake of 24,386 shares — an estimated $6.74M sold.

Jane Street first reported a position in OSIS in Q2 2013 and held it in 22 quarters. The position peaked at $10.8M in Q2 2025. 368 funds tracked by Wall St. Rank hold OSIS as of Q1 2026.

  • Jane Street reported no remaining OSI Systems position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 24,386 OSI Systems shares in Q1 2026, an estimated $6.74M.
  • Jane Street first reported a position in OSI Systems in Q2 2013 and held it in 22 quarters.
  • Jane Street's OSI Systems position peaked at $10.8M in Q2 2025.
  • 368 funds tracked by Wall St. Rank held OSI Systems as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.