(*)
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If the form is filed by more than one reporting person, see Instruction 5(b)(v).
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(**)
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Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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(1)
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The reporting person disclaims beneficial ownership of the securities reported herein as indirectly beneficially owned, except to the extent of any pecuniary interest therein.
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(2)
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The options vested in four equal installments on February 27, 2019, 2020, 2021, and 2022.
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(3)
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The options vested in four equal installments on February 26, 2020, 2021, 2022, and 2023.
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(4)
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The options vested in four equal installments on February 25, 2021, 2022, 2023, and 2024.
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(5)
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The options vest in four equal annual installments. Three-quarters of the options vested on November 5, 2021, 2022, and 2023. The remaining one-quarter will vest on November 5, 2024.
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(6)
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The options vest in four equal annual installments. Three-quarters of the options vested on February 23, 2022, 2023, and 2024. The remaining one-quarter will vest on February 23, 2025.
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(7)
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The options vest in four equal annual installments. Two-quarters of the shares vested on February 28, 2023 and 2024, and the remaining two-quarters will vest on February 28, 2025 and 2026.
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(8)
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The options vest in four equal annual installments on September 6, 2024, 2025, 2026, and 2027.
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(9)
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The options vest in four equal annual installments. One-quarter of the shares vested on February 28, 2024, and the remaining three-quarters will vest on February 28, 2025, 2026 and 2027.
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(10)
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The options vest in four equal annual installments on February 28, 2025, 2026, 2027 and 2028.
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Note: File three copies of this Form, one of which must be manually signed. If space is insufficient,
Instruction 6 for procedure.Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.