FLGT

The shares were sold by the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were sold in multiple transactions at prices ranging from $17.63 to $18.10, inclusive. The reported price reflects the weighted-average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

The shares were sold by the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were sold in multiple transactions at prices ranging from $17.63 to $18.10, inclusive. The reported price reflects the weighted-average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were sold by the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were sold in multiple transactions at prices ranging from $17.39 to $17.76, inclusive. The reported price reflects the weighted-average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

The shares were sold by the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were sold in multiple transactions at prices ranging from $17.39 to $17.76, inclusive. The reported price reflects the weighted-average sale price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

Restricted stock units. The shares subject to the restricted stock units vest over a period of four years, with 1/4th of such shares vesting 12 months after May 14, 2026, and 1/16th of such shares vesting at the end of every three month period thereafter over the remaining 36 months, subject to continued service for Issuer on each vesting date.

Restricted stock units. The shares subject to the restricted stock units vest over a period of four years, with 1/4th of such shares vesting 12 months after May 14, 2026, and 1/16th of such shares vesting at the end of every three month period thereafter over the remaining 36 months, subject to continued service for Issuer on each vesting date.

Restricted stock units. The shares subject to the restricted stock units vest over a period of four years, with 1/4th of such shares vesting 12 months after May 14, 2026, and 1/16th of such shares vesting at the end of every three month period thereafter over the remaining 36 months, subject to continued service for Issuer on each vesting date.

The shares subject to the option vest over a period of four years, with 1/4th of such shares vesting 12 months after May 14, 2026, and 1/16th of such shares vesting at the end of every three month period thereafter over the remaining 36 months, subject to the reporting person's continued service for Issuer on each vesting date.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units assumed pursuant to the Agreement and Plan of Merger, dated as of November 7, 2022 by and among Fulgent Genetics, Inc., FG Merger Sub, Inc., Fulgent Pharma Holdings, Inc., and the stockholders listed therein. These awards were originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on November 9, 2022.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units assumed pursuant to the Agreement and Plan of Merger, dated as of November 7, 2022 by and among Fulgent Genetics, Inc., FG Merger Sub, Inc., Fulgent Pharma Holdings, Inc., and the stockholders listed therein. These awards were originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on November 9, 2022.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units assumed pursuant to the Agreement and Plan of Merger, dated as of November 7, 2022 by and among Fulgent Genetics, Inc., FG Merger Sub, Inc., Fulgent Pharma Holdings, Inc., and the stockholders listed therein. These awards were originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on November 9, 2022.

Previously, on August 21, 2023, the Hsieh Trust entered into a prepaid variable forward agreement (the "2023 Agreement") with an unaffiliated bank (the "Bank"). The 2023 Agreement obligated the Hsieh Trust to deliver up to 750,000 shares of the issuer's common stock, $0.0001 par value per share ("Common Stock") (or, at the Hsieh Trust's election, an equivalent amount of cash) to settle the 2023 Agreement.

On March 9, 2026, the Hsieh Trust elected to cancel the 2023 Agreement with respect to all 750,000 shares. In connection with the cancellation, the Hsieh Trust paid an aggregate of $10,708,875 to the Bank. Following the payment and cancellation described above, the 750,000 shares held by the reporting person that were previously subject to the prepaid forward contract are no longer pledged to the Bank.

Securities held by The Ming Hsieh Trust (the "Hsieh Trust"). Mr. Hsieh is the trustee of the Hsieh Trust and possesses the sole voting and dispositive power with respect to securities held by the Hsieh Trust.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 28, 2022, , which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on March 2, 2022.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 25, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 27, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 28, 2022, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on March 2, 2022.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 28, 2022, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on March 2, 2022.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of certain restricted stock units granted to the reporting person on February 26, 2024, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on February 28, 2024.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 26, 2024.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 23, 2023.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 26, 2024.

Restricted stock units. The shares subject to the restricted stock units vest over a period of three years, with 1/3rd of such shares vesting 12 months after March 1, 2026, and 1/12th of such shares vesting at the end of every three-month period thereafter over the remaining 24 months, subject to continued service for Issuer on each vesting date.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 25, 2025.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 25, 2025.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 26, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 26, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 25, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 23, 2023.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 25, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 25, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 25, 2025.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 23, 2023.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 26, 2024.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 23, 2023.

Restricted stock units. The shares subject to the restricted stock units vest over a period of three years, with 1/3rd of such shares vesting 12 months after March 1, 2026, and 1/12th of such shares vesting at the end of every three-month period thereafter over the remaining 24 months, subject to continued service for Issuer on each vesting date.

Restricted stock units. The shares subject to the restricted stock units vest over a period of three years, with 1/3rd of such shares vesting 12 months after March 1, 2026, and 1/12th of such shares vesting at the end of every three-month period thereafter over the remaining 24 months, subject to continued service for Issuer on each vesting date.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 23, 2023.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 25, 2025.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 23, 2023.

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of the above performance-based restricted stock units granted to the reporting person on February 26, 2024.

Performance-based restricted stock units. The shares vested pursuant to certain performance milestones for performance-based restricted stock units granted on February 26, 2024.