Mario Schlosser
President of Technology & CTO at Oscar Health Inc.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Oscar Health Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Oscar Health Inc. June 4, 202699.9%
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Duolingo Inc. June 11, 202599.9%
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Oscar Health Inc. June 4, 202599.3%
-
Oscar Health Inc. June 6, 202499.4%
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Oscar Health Inc. June 8, 202399.6%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Oct 10, 2026 | Duolingo Inc. | Grant or award | +116 | $149.92 | $17,391 |
| Sep 3, 2026 | Oscar Health Inc. | Open-market sale | −31,422 | $31.45 | $988,222 |
| Aug 28, 2026 | Oscar Health Inc. | Derivative conversion | +150,000 | — | — |
| Aug 28, 2026 | Oscar Health Inc. | Open-market sale | −150,000 | $30.79 | $4,618,500 |
| Aug 27, 2026 | Oscar Health Inc. | Derivative conversion | +600,000 | — | — |
| Aug 27, 2026 | Oscar Health Inc. | Open-market sale | −600,000 | $30.34 | $18,204,000 |
| Jul 10, 2026 | Duolingo Inc. | Grant or award | +140 | $124.76 | $17,466 |
| Jul 1, 2026 | Oscar Health Inc. | Derivative conversion | +47,500 | — | — |
| Jul 1, 2026 | Oscar Health Inc. | Open-market sale | −3,600 | $29.50 | $106,200 |
| Jul 1, 2026 | Oscar Health Inc. | Open-market sale | −13,672 | $30.80 | $421,098 |
| Jul 1, 2026 | Oscar Health Inc. | Open-market sale | −30,228 | $31.65 | $956,716 |
| Jun 23, 2026 | Oscar Health Inc. | Derivative conversion | +880,000 | — | — |
| Jun 23, 2026 | Oscar Health Inc. | Open-market sale | −286,988 | $28.95 | $8,308,303 |
| Jun 23, 2026 | Oscar Health Inc. | Open-market sale | −591,213 | $29.58 | $17,488,081 |
| Jun 23, 2026 | Oscar Health Inc. | Open-market sale | −1,799 | $30.09 | $54,132 |
Questions about Mario Schlosser
What boards is Mario Schlosser on?
Mario Schlosser sits on the boards of Duolingo Inc. and Oscar Health Inc.
How long has Mario Schlosser served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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