Jane Street
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Jane Street’s Oscar Health OSCR Stock Holding History

Jane Street’s Portfolio OSCR Stock Details OSCR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$22.1M Buy
1,924,300
+134,700
+8% +$1.9M ﹤0.01% 1695
2025
Q4 		$25.7M Buy
1,789,600
+361,800
+25% +$6.26M ﹤0.01% 1398
2025
Q3 		$27M Buy
1,427,800
+425,000
+42% +$7M ﹤0.01% 1389
2025
Q2 		$21.5M Buy
1,002,800
+733,600
+273% +$10.9M ﹤0.01% 1387
2025
Q1 		$3.53M Sell
269,200
-58,600
-18% -$870K ﹤0.01% 3464
2024
Q4 		$4.41M Buy
327,800
+133,900
+69% +$2.16M ﹤0.01% 2838
2024
Q3 		$4.11M Sell
193,900
-8,900
-4% -$160K ﹤0.01% 3182
2024
Q2 		$3.21M Sell
202,800
-2,700
-1% -$49.6K ﹤0.01% 3704
2024
Q1 		$3.06M Buy
205,500
+178,700
+667% +$2.45M ﹤0.01% 3377
2023
Q4 		$245K Buy
+26,800
New +$185K ﹤0.01% 7925
2022
Q3 		– Sell
-10,900
Closed -$46K – 10232
2022
Q2 		$46K Sell
10,900
-5,400
-33% -$34.4K ﹤0.01% 8952
2022
Q1 		$163K Sell
16,300
-11,100
-41% -$82.6K ﹤0.01% 9176
2021
Q4 		$215K Sell
27,400
-25,200
-48% -$316K ﹤0.01% 8715
2021
Q3 		$915K Buy
52,600
+38,700
+278% +$656K ﹤0.01% 6088
2021
Q2 		$299K Sell
13,900
-10,300
-43% -$247K ﹤0.01% 8151
2021
Q1 		$650K Buy
+24,200
New +$757K ﹤0.01% 6310

Other funds holding OSCR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
TCMNY
Thrive Capital Management (New York) New York $344M AUM 25.6% 1-Year Est. Return
BC
BIT Capital Berlin, Germany $2.07B AUM 157.17% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jane Street's OSCR Position: Q1 2026 in Review

Jane Street reduced its Oscar Health (OSCR) stake by 50% in Q1 2026, selling an estimated $40.5M and leaving 2,904,105 shares worth $33.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1341.

Jane Street first reported a position in OSCR in Q1 2021 and has held it in 21 quarters since. The position peaked at $83.1M in Q4 2025. 331 funds tracked by Wall St. Rank hold OSCR as of Q1 2026.

  • Jane Street held 2,904,105 shares of Oscar Health worth $33.3M as of Q1 2026.
  • Jane Street sold 2,877,721 Oscar Health shares in Q1 2026, an estimated $40.5M.
  • Oscar Health made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #1341 holding.
  • Jane Street first reported a position in Oscar Health in Q1 2021 and has held it in 21 quarters since.
  • Jane Street's Oscar Health position peaked at $83.1M in Q4 2025.
  • 331 funds tracked by Wall St. Rank held Oscar Health as of Q1 2026.

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