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Data

SEC EDGAR Form 4 ↗
CongressStock.com ↗
Track13F.com ↗
About the data

© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Insiders/Ding Xia

Ding Xia

Insider

Insider

Total trades

16

Bought (open market)

$0

Sold (open market)

$0

Tickers traded

1

Recent trades

Most recent Form 4 filings by Ding Xia.

Ding Xiatax-withheld604 shares ofUSNAat $20.92$13KJul 23 · filed Jul 27Details
Ding Xiaexercised1,632 shares ofUSNAJul 23 · filed Jul 27Details
Ding Xiagranted6,527 shares ofUSNAat $0May 7 · filed May 11Details

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Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician-Insider Overlap

tax-withheld

391 shares of

USNA

at $19.24

$8KApr 23 · filed Apr 27Details

Ding Xiaexercised1,057 shares ofUSNAApr 23 · filed Apr 27Details

Ding Xiatax-withheld392 shares ofUSNAat $22.51$9KJan 22 · filed Jan 26Details

Ding Xiaexercised1,058 shares ofUSNAJan 22 · filed Jan 26Details

Ding Xiaexercised1,057 shares ofUSNAOct 23, 2025 · filed Oct 27, 2025Details

Ding Xiatax-withheld476 shares ofUSNAat $20.63$10KOct 23, 2025 · filed Oct 27, 2025Details

Ding Xiatax-withheld265 shares ofUSNAat $32.09$9KJul 24, 2025 · filed Jul 28, 2025Details

Ding Xiaexercised1,058 shares ofUSNAJul 24, 2025 · filed Jul 28, 2025Details

Ding Xiatax-withheld169 shares ofUSNAat $32.57$6KFeb 2, 2025 · filed Feb 3, 2025Details

Ding Xiaexercised674 shares ofUSNAFeb 2, 2025 · filed Feb 3, 2025Details

Ding Xiagranted2,697 shares ofUSNAat $0May 2, 2024 · filed May 3, 2024Details

Ding Xiatax-withheld123 shares ofUSNAat $43.7$5KApr 24, 2024 · filed Apr 25, 2024Details

Ding Xiaexercised490 shares ofUSNAat $0Apr 24, 2024 · filed Apr 25, 2024Details

Ding Xiaexercised491 shares ofUSNAat $0Jan 24, 2024 · filed Jan 26, 2024Details

Ding Xiatax-withheld123 shares ofUSNAat $47.7$6KJan 24, 2024 · filed Jan 26, 2024Details