Mario Schlosser Oscar Health, Inc. (OSCR) insider trading activity

Mario Schlosser is President of Technology & CTO of Oscar Health, Inc.. Currently has a direct ownership of 350,180 shares of OSCR, which is worth approximately $4.86 Million. The most recent transaction as insider was on Jan 08, 2026, when has been sold 23,038 shares (Class A Common Stock) at a price of $17.65 per share, resulting in proceeds of $406,620. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 350K

30.12% 3M change

327.25% 12M change

Total Value Held $4.86 Million

Mario Schlosser Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 08 2026	SELL Open market or private sale	$406,620 $17.65 p/Share	23,038 Reduced 6.17%	350,180 Class A Common Stock
Jan 08 2026	BUY Conversion of derivative security	-	23,038 Added 5.81%	373,218 Class A Common Stock
Jan 06 2026	SELL Open market or private sale	$1,309,123 $17.01 p/Share	76,962 Reduced 18.02%	350,180 Class A Common Stock
Jan 06 2026	BUY Conversion of derivative security	-	76,962 Added 15.27%	427,142 Class A Common Stock
Jan 05 2026	SELL Open market or private sale	$1,515,953 $15.64 p/Share	96,928 Reduced 21.68%	350,180 Class A Common Stock
Jan 05 2026	BUY Conversion of derivative security	-	86,893 Added 16.27%	447,108 Class A Common Stock
Jan 02 2026	SELL Open market or private sale	$2,071,753 $15.02 p/Share	137,933 Reduced 27.69%	360,215 Class A Common Stock

Jan 02 2026	BUY Conversion of derivative security	-	59,800 Added 10.72%	498,148 Class A Common Stock
Dec 24 2025	SELL Open market or private sale	$582,525 $15.0 p/Share	38,835 Reduced 8.14%	438,348 Class A Common Stock
Dec 02 2025	SELL Open market or private sale	$397,579 $16.59 p/Share	23,965 Reduced 4.78%	477,183 Class A Common Stock
Nov 12 2025	SELL Open market or private sale	$1,584,765 $15.05 p/Share	105,300 Reduced 17.36%	501,148 Class A Common Stock
Nov 12 2025	BUY Conversion of derivative security	-	105,300 Added 14.79%	606,448 Class A Common Stock
Nov 11 2025	SELL Open market or private sale	$4,369,999 $15.27 p/Share	286,182 Reduced 36.35%	501,148 Class A Common Stock
Nov 11 2025	BUY Conversion of derivative security	-	286,182 Added 26.66%	787,330 Class A Common Stock
Sep 22 2025	SELL Open market or private sale	$7,279,850 $18.43 p/Share	395,000 Reduced 44.08%	501,148 Class A Common Stock
Sep 22 2025	BUY Conversion of derivative security	-	395,000 Added 30.59%	896,148 Class A Common Stock
Sep 02 2025	SELL Payment of exercise price or tax liability	$397,824 $16.66 p/Share	23,879 Reduced 4.55%	501,148 Class A Common Stock
Jun 02 2025	SELL Payment of exercise price or tax liability	$329,530 $13.8 p/Share	23,879 Reduced 4.35%	525,027 Class A Common Stock
Mar 05 2025	BUY Grant, award, or other acquisition	-	172,269 Added 31.42%	375,966 Class A Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$116,441 $14.61 p/Share	7,970 Reduced 3.77%	203,697 Class A Common Stock
Dec 02 2024	SELL Open market or private sale	$119,112 $18.28 p/Share	6,516 Reduced 7.36%	81,962 Class A Common Stock
Dec 01 2024	BUY Exercise of conversion of derivative security	-	14,412 Added 14.01%	88,478 Class A Common Stock
Sep 04 2024	SELL Open market or private sale	$51,496 $17.66 p/Share	2,916 Reduced 3.79%	74,066 Class A Common Stock
Sep 03 2024	SELL Open market or private sale	$57,532 $17.99 p/Share	3,198 Reduced 3.99%	76,982 Class A Common Stock
Sep 01 2024	BUY Exercise of conversion of derivative security	-	14,412 Added 15.24%	80,180 Class A Common Stock

Also insider at

DUOL

Duolingo, Inc. Technology

Director

Mario Schlosser

President of Technology & CTO

New York, NY

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