Mario Schlosser insider trades

Open-market stock purchases and sales by Mario Schlosser, Director at Duolingo, Inc, from SEC Form 4 filings since Mar 5, 2021.

Track record: 100% of 1 scored buy are up 5% or more since purchase, averaging +90%.

Recent trades

DateStockTradeValue
Oct 10, 2026DUOL Duolingo, IncBought (not open market)$17.4K
Sep 3, 2026OSCR Oscar Health, IncSold$988K
Aug 28, 2026OSCR Oscar Health, IncSold$4.6M
Aug 28, 2026OSCR Oscar Health, IncBought (not open market)—
Aug 28, 2026OSCR Oscar Health, IncBought (not open market)$1.5M
Aug 27, 2026OSCR Oscar Health, IncSold$18.2M
Aug 27, 2026OSCR Oscar Health, IncBought (not open market)—
Aug 27, 2026OSCR Oscar Health, IncBought (not open market)$5.8M
Jul 10, 2026DUOL Duolingo, IncBought (not open market)$17.5K
Jul 1, 2026OSCR Oscar Health, IncSold$421K
Jul 1, 2026OSCR Oscar Health, IncSold$957K
Jul 1, 2026OSCR Oscar Health, IncBought (not open market)—
Jul 1, 2026OSCR Oscar Health, IncSold$106K
Jun 23, 2026OSCR Oscar Health, IncSold$8.3M
Jun 23, 2026OSCR Oscar Health, IncSold$17.5M
Jun 23, 2026OSCR Oscar Health, IncSold$54.1K
Jun 23, 2026OSCR Oscar Health, IncSold$472K
Jun 23, 2026OSCR Oscar Health, IncSold$994K
Jun 23, 2026OSCR Oscar Health, IncBought (not open market)$6.4M
Jun 23, 2026OSCR Oscar Health, IncSold$3.1K
Jun 23, 2026OSCR Oscar Health, IncSold$472K
Jun 23, 2026OSCR Oscar Health, IncSold$994K
Jun 23, 2026OSCR Oscar Health, IncSold$448K
Jun 23, 2026OSCR Oscar Health, IncSold$944K
Jun 23, 2026OSCR Oscar Health, IncSold$2.9K

Companies traded

  • DUOL Duolingo, Inc: other filings, last Oct 10, 2026
  • OSCR Oscar Health, Inc: 1 buy, 40 sales, last Sep 3, 2026

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