Summary
Updated Aug 31, 2026
Sun Park is EVP & Chief Financial Officer of TENET HEALTHCARE CORP (THC). 3 SEC Form 4 filings on record going back to 2025, most recently on 4 March 2026.
Recent Transactions
6Every recent SEC Form 4 transaction Sun Park has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Sun Park go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Sun Park 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.
- Saumya Sutaria - $42.66M of THC open-market activity in the last 12 months
- Thomas W. Arnst - $7.53M of THC open-market activity in the last 12 months
- Tammy Romo - $7.52M of THC open-market activity in the last 12 months
- R. Scott Ramsey - $4.60M of THC open-market activity in the last 12 months
- Paola M. Arbour - $4.20M of THC open-market activity in the last 12 months
- Lisa Y. Foo - $2.58M of THC open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Sun Park?
Sun Park is a corporate insider, tracked as EVP & Chief Financial Officer of TENET HEALTHCARE CORP (THC). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Sun Park last file a Form 4?
The most recent primary Form 4 on record is dated 4 March 2026, one of 3 filings going back to 2025.
Where can I see all of Sun Park'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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