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Ding Xia

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Ding Xia. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

USNA
Company Title Type Shares Price Value Date
USNA Tax Withholding 476 $20.63 $9,820 Oct 23, 2025
USNA Tax Withholding 265 $32.09 $8,504 Jul 24, 2025
USNA Option Exercise 674 May 2, 2025
USNA Option Exercise 674 Feb 2, 2025
USNA Tax Withholding 169 $37.29 $6,302 Nov 2, 2024
USNA Tax Withholding 169 $42.82 $7,237 Aug 2, 2024
USNA Option Exercise 490 Apr 24, 2024
USNA Tax Withholding 123 $47.70 $5,867 Jan 24, 2024
USNA Option Exercise 490 Oct 24, 2023
USNA Sale 606 $65.60 $39,754 Jul 27, 2023
USNA Option Exercise 491 Jul 24, 2023
USNA Tax Withholding 123 $63.79 $7,846 Jul 24, 2023
USNA Option Exercise 404 Apr 25, 2023
USNA Option Exercise 404 Jan 25, 2023
USNA Tax Withholding 101 $58.23 $5,881 Oct 25, 2022
USNA Option Exercise 404 Jul 25, 2022
USNA Option Exercise 298 Apr 25, 2022
USNA Tax Withholding 75 $98.48 $7,386 Jan 25, 2022