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 501,148 shares of OSCR, which is worth approximately $9.59 Million. The most recent transaction as insider was on Sep 22, 2025, when has been sold 395,000 shares (Class A Common Stock) at a price of $18.43 per share, resulting in proceeds of $7,279,850. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 501K

4.55% 3M change

576.62% 12M change

Total Value Held $9.59 Million

Mario Schlosser Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
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
Jun 04 2024	SELL Open market or private sale	$2,901 $19.09 p/Share	152 Reduced 0.23%	65,768 Class A Common Stock
Jun 03 2024	SELL Open market or private sale	$113,023 $19.46 p/Share	5,808 Reduced 8.1%	65,920 Class A Common Stock
Jun 01 2024	BUY Exercise of conversion of derivative security	-	14,411 Added 16.73%	71,728 Class A Common Stock
Nov 16 2023	SELL Open market or private sale	$2,779,683 $7.12 p/Share	390,405 Reduced 87.2%	57,317 Class A Common Stock
Nov 16 2023	BUY Conversion of derivative security	-	390,405 Added 46.58%	447,722 Class A Common Stock
Aug 15 2023	SELL Open market or private sale	$1,623,850 $6.91 p/Share	235,000 Reduced 80.39%	57,317 Class A Common Stock
Aug 15 2023	BUY Conversion of derivative security	-	235,000 Added 44.57%	292,317 Class A Common Stock
Sep 16 2021	BUY Open market or private purchase	$1,004,469 $17.53 p/Share	57,300 Added 49.99%	57,317 Class A Common Stock
Aug 18 2021	BUY Exercise of conversion of derivative security	-	17 Added 50.0%	17 Class A Common Stock
Mar 05 2021	SELL Open market or private sale	$5,714,046 $39.0 p/Share	146,514 Reduced 100.0%	0 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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