Mario Schlosser
Director · Duolingo, Inc.
IndividualSelling only37 10b5-1 trades
- 2024
- Oct 14, 2026
- 14
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Mario Schlosser files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Mark T. Bertolini - $82.60M in OSCR purchases and sales in the last 12 months
- Ahn Luis von - $34.15M in DUOL purchases and sales in the last 12 months
- Richard Scott Blackley - $7.94M in OSCR purchases and sales in the last 12 months
- Severin Hacker - $7.51M in DUOL purchases and sales in the last 12 months
- Natalie Glance - $2.64M in DUOL purchases and sales in the last 12 months
- Stephen C. Chen - $2.46M in DUOL purchases and sales in the last 12 months
More insiders (A-Z)
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Frequently asked questions
Who is Mario Schlosser?
Mario Schlosser is a corporate insider, tracked as Director of Duolingo, Inc. (DUOL). InsiderAlpha holds 14 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mario Schlosser submitted recently?
3 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Mario Schlosser been buying or selling stock?
Recorded transactions: 0 open-market purchases and 27 open-market sales ($70.30M) across all tracked filings.
