Yang Alex Keun Mo — SEC Form 4 Insider Trading Activity

Summary

Yang Alex Keun Mo has filed 1 SEC Form 4 filing across 1 company in the last 90 days — buying. Lifetime open-market purchases: $360K.

Profile

Yang Alex Keun Mo

Yang Alex Keun Mo is listed as the Chief Executive Officer of Polaryx Therapeutics, Inc. in the most recent SEC filing dated May 29, 2026. Beyond this filing, public details about his education, career history, or prior roles are not provided in the context you supplied. He is described in this context as leading the company in its biotechnology-focused activities and strategic direction as of the filing date.

RoleChief Executive Officer, Director, 10% Owner
Notability42/100

Board memberships

Awards & honors

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-29PLYXPolaryx Therapeutics, Inc.P — Open-market purchase88.5K$4.07$360K

Companies — Last 90 Days

Frequently Asked Questions

Who is Yang Alex Keun Mo?

Yang Alex Keun Mo is listed as the Chief Executive Officer of Polaryx Therapeutics, Inc. in the most recent SEC filing dated May 29, 2026. Beyond this filing, public details about his education, career history, or prior roles are not provided in the context you supplied. He is described in this context as leading the company in its biotechnology-focused activities and strategic…

How many SEC Form 4 filings has Yang Alex Keun Mo submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has Yang Alex Keun Mo been buying or selling stock?

Recorded transactions: 1 open-market purchases ($360K) and 0 open-market sales () across all tracked filings.

Where can I see all of Yang Alex Keun Mo's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

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