Updated Jul 16, 2026
Cha Myoungil has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

Cha Myoungil is identified in SEC filings as a director of Tandem Diabetes Care Inc. as of May 22, 2026. The available public filing context lists him in a board governance role for Tandem Diabetes Care. Beyond the director designation, publicly disclosed biographical details from the SEC filings are limited, with no additional executive positions or background information readily available in the provided context.
| Role | Director |
|---|---|
| Notability | 40/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-22 | TNDM | TANDEM DIABETES CARE INC | M — Option exercise | 8.8K | $0.00 |
Cha Myoungil is identified in SEC filings as a director of Tandem Diabetes Care Inc. as of May 22, 2026. The available public filing context lists him in a board governance role for Tandem Diabetes Care. Beyond the director designation, publicly disclosed biographical details from the SEC filings are limited, with no additional executive positions or background information read…
1 primary Form 4 filings in the last 90 days, covering 1 company.
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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