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Snyder Mark Howard

Disclosed activity across 1 company

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38287
SEC CIK
0001902866

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CompanyLast reported asReport datePublished
HALOZYME THERAPEUTICS, INC.HALO · Entity 793SVP, CHIEF LEGAL OFFICERJune 12, 2026June 15, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

HALOZYME THERAPEUTICS, INC.

Report date June 12, 2026 · Filed June 15, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect49,929 Ending reported balance After 2026-06-12 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-06-12 · Exercise / conversion · Acquired 5,034 · Balance 52,644

Row 2 · 2026-06-12 · Tax withholding · Disposed 2,715 · Balance 49,929

F1: The reported disposition of 2,715 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Restricted Stock UnitsSEC Table II · derivative / convertible security · Conversion / exercise price $0.00Direct10,068 Reported balance After 2026-06-12 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-06-12 · Exercise / conversion · Disposed 5,034 · Balance 10,068

F2: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Filing footnotes · ownership attribution and instrument terms

F1: The reported disposition of 2,715 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

F2: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
June 12, 2026 Filed Jun 15, 2026 20:09 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 5,034 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000077 · wk-form4_1781554184.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,068

Underlying: Common Stock · 5,034 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
June 12, 2026 Filed Jun 15, 2026 20:09 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,715 $69.50 $188,692.50
Disclosure

SEC source: 0001159036-26-000077 · wk-form4_1781554184.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,929

F1 · shares: The reported disposition of 2,715 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
June 12, 2026 Filed Jun 15, 2026 20:09 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 5,034 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000077 · wk-form4_1781554184.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,644

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 23, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 7,011 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · derivative · entry 6

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,022

Underlying: Common Stock · 7,011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F3 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
February 23, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 3,782 $70.64 $267,160.48
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · nonDerivative · entry 4

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,610

F2 · shares: The reported disposition of 3,782 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 23, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 7,011 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · nonDerivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,392

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 20, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 5,332 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · derivative · entry 5

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,995

Underlying: Common Stock · 5,332 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F3 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
February 20, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,876 $70.98 $204,138.48
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,381

F1 · shares: The reported disposition of 2,876 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 20, 2026 Filed Feb 24, 2026 23:16 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 5,332 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000030 · wk-form4_1771974966.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,257

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionPerformance Stock Units · Derivative 12,016 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · derivative · entry 6

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,016 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: This transaction represents the vesting and settlement of performance stock units in shares of common stock of the issuer.

F4 · derivative.expiration_date: This transaction represents the vesting and settlement of performance stock units in shares of common stock of the issuer.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 4,796 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · derivative · entry 5

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,796

Underlying: Common Stock · 4,796 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F3 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 6,481 $79.44 $514,850.64
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · nonDerivative · entry 4

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,925

F2 · shares: The reported disposition of 6,481 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 12,016 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · nonDerivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,406

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,587 $79.44 $205,511.28
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,390

F1 · shares: The reported disposition of 2,587 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 16, 2026 Filed Feb 17, 2026 23:53 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 4,796 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000027 · wk-form4_1771372424.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,977

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 09, 2026 Filed Feb 12, 2026 02:20 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 29,502 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000016 · wk-form4_1770862856.xml · derivative · entry 5

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,502

Underlying: Common Stock · 29,502 shares

Expires not disclosed

F5 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 20, 2025 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F5 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 20, 2025 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

Read SEC document
February 09, 2026 Filed Feb 12, 2026 02:20 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 7,808 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000016 · wk-form4_1770862856.xml · derivative · entry 4

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,127

Underlying: Common Stock · 7,808 shares

Expires not disclosed

F4 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F4 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

Read SEC document
February 09, 2026 Filed Feb 12, 2026 02:20 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 4,651 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000016 · wk-form4_1770862856.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,016

Underlying: Common Stock · 4,651 shares

Expires not disclosed

F3 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2023 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F3 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2023 that included a performance measurement period ending December 31, 2025. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

Read SEC document
February 09, 2026 Filed Feb 12, 2026 02:20 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantRestricted Stock Units · Derivative 17,396 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000016 · wk-form4_1770862856.xml · derivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,396

Underlying: Common Stock · 17,396 shares

Expires not disclosed

F2 · derivative.exercise_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

F2 · derivative.expiration_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

Read SEC document
February 09, 2026 Filed Feb 12, 2026 02:20 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantOption to Purchase Common Stock · Derivative 18,730 $0.00 Strike: $80.48 $0.00
Disclosure

SEC source: 0001159036-26-000016 · wk-form4_1770862856.xml · derivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,730

Underlying: Common Stock · 18,730 shares

Expires 2036-02-09

F1 · derivative.exercise_date: This option vests one-fourth on such date and then 1/48th monthly thereafter.

Read SEC document
January 03, 2026 Filed Jan 6, 2026 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 7,611 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000005 · wk-form4_1767743723.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,611 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
January 03, 2026 Filed Jan 6, 2026 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 4,243 $70.31 $298,325.33
Disclosure

SEC source: 0001159036-26-000005 · wk-form4_1767743723.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,181

F1 · shares: The reported disposition of 4,243 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
January 03, 2026 Filed Jan 6, 2026 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 7,611 $0.00 $0.00
Disclosure

SEC source: 0001159036-26-000005 · wk-form4_1767743723.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,424

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 12, 2025 Filed Jun 13, 2025 21:33 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 5,035 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-017270 · form4-06132025_090601.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,102

Underlying: Common Stock · 5,035 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
June 12, 2025 Filed Jun 13, 2025 21:33 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,711 $54.54 $147,857.94
Disclosure

SEC source: 0001415889-25-017270 · form4-06132025_090601.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,813

F1 · shares: The reported disposition of 2,711 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
June 12, 2025 Filed Jun 13, 2025 21:33 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 5,035 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-017270 · form4-06132025_090601.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,524

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 23, 2025 Filed Feb 24, 2025 22:07 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 7,012 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-005306 · form4-02242025_100209.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,033

Underlying: Common Stock · 7,012 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
February 23, 2025 Filed Feb 24, 2025 22:07 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 3,775 $57.75 $218,006.25
Disclosure

SEC source: 0001415889-25-005306 · form4-02242025_100209.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,489

F1 · shares: The reported disposition of 3,775 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 23, 2025 Filed Feb 24, 2025 22:07 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 7,012 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-005306 · form4-02242025_100209.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,264

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 20, 2025 Filed Feb 21, 2025 23:50 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantRestricted Stock Units · Derivative 21,327 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-005175 · form4-02212025_110225.xml · derivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,327

Underlying: Common Stock · 21,327 shares

Expires not disclosed

F2 · derivative.exercise_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

F2 · derivative.expiration_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

Read SEC document
February 20, 2025 Filed Feb 21, 2025 23:50 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantOption to Purchase Common Stock · Derivative 22,603 $0.00 Strike: $57.44 $0.00
Disclosure

SEC source: 0001415889-25-005175 · form4-02212025_110225.xml · derivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,603

Underlying: Common Stock · 22,603 shares

Expires 2035-02-20

F1 · derivative.exercise_date: This option vests one-fourth on such date and then 1/48th monthly thereafter.

Read SEC document
February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 4,796 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · derivative · entry 6

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,592

Underlying: Common Stock · 4,796 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F4 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

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February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionPerformance Stock Units · Derivative 17,409 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · derivative · entry 5

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 17,409 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This transaction represents the vesting and settlement of performance stock units in shares of common stock of the issuer.

F3 · derivative.expiration_date: This transaction represents the vesting and settlement of performance stock units in shares of common stock of the issuer.

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February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,582 $58.29 $150,504.78
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · nonDerivative · entry 4

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,252

F2 · shares: The reported disposition of 2,582 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

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February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 4,796 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · nonDerivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,834

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 9,373 $58.29 $546,352.17
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,038

F1 · shares: The reported disposition of 9,373 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

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February 16, 2025 Filed Feb 18, 2025 23:41 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 17,409 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004508 · form4-02182025_110258.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,411

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
February 12, 2025 Filed Feb 14, 2025 23:11 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 30,050 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004240 · form4-02142025_110259.xml · derivative · entry 4

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,050

Underlying: Common Stock · 30,050 shares

Expires not disclosed

F3 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F3 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

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February 12, 2025 Filed Feb 14, 2025 23:11 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Unit · Derivative 7,269 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004240 · form4-02142025_110259.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,269

Underlying: Common Stock · 7,269 shares

Expires not disclosed

F3 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F3 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 23, 2024 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

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February 12, 2025 Filed Feb 14, 2025 23:11 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 4,698 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004240 · form4-02142025_110259.xml · derivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,365

Underlying: Common Stock · 4,698 shares

Expires not disclosed

F2 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2023 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F2 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2023 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

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February 12, 2025 Filed Feb 14, 2025 23:11 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantPerformance Stock Units · Derivative 6,050 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-004240 · form4-02142025_110259.xml · derivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,409

Underlying: Common Stock · 6,050 shares

Expires not disclosed

F1 · derivative.exercise_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2022 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

F1 · derivative.expiration_date: Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The Issuer awarded the reporting person performance-based vesting stock units ("PSUs") on February 16, 2022 that included a performance measurement period ending December 31, 2024. This transaction represents the Issuer's determination of the number of stock units that became eligible to vest based on performance for such performance period. The stock units remain subject to a service-based requirement through the third anniversary of the PSU grant date.

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January 03, 2025 Filed Jan 6, 2025 22:12 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 7,611 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-25-000811 · form4-01062025_100155.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,611

Underlying: Common Stock · 7,611 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

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January 03, 2025 Filed Jan 6, 2025 22:12 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 4,289 $47.74 $204,756.86
Disclosure

SEC source: 0001415889-25-000811 · form4-01062025_100155.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,002

F1 · shares: The reported disposition of 4,289 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

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January 03, 2025 Filed Jan 6, 2025 22:12 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 7,611 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-000811 · form4-01062025_100155.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,291

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 12, 2024 Filed Jun 14, 2024 20:17 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantRestricted Stock Units · Derivative 20,137 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-24-016891 · form4-06142024_080629.xml · derivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,137

Underlying: Common Stock · 20,137 shares

Expires not disclosed

F1 · shares: The grant of restricted stock units reported on this Form 4 was awarded to Mr. Snyder in recognition of his contribution to the recent issuance of a European patent covering the Company's ENHANZE(R) rHuPH20 product that the Company provides to its licensees.

F2 · derivative.exercise_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

F2 · derivative.expiration_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

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February 23, 2024 Filed Feb 27, 2024 22:08 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantRestricted Stock Units · Derivative 28,045 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-24-005542 · form4-02272024_100212.xml · derivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,045

Underlying: Common Stock · 28,045 shares

Expires not disclosed

F2 · derivative.exercise_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

F2 · derivative.expiration_date: This award vests one-fourth on the first anniversary of the grant date and then one-fourth on each anniversary date thereafter.

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February 23, 2024 Filed Feb 27, 2024 22:08 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 GrantOption to Purchase Common Stock · Derivative 29,064 $0.00 Strike: $40.56 $0.00
Disclosure

SEC source: 0001415889-24-005542 · form4-02272024_100212.xml · derivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,064

Underlying: Common Stock · 29,064 shares

Expires 2034-02-23

F1 · derivative.exercise_date: This option vests one-fourth on such date and then 1/48th monthly thereafter.

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February 16, 2024 Filed Feb 20, 2024 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionRestricted Stock Units · Derivative 4,796 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001415889-24-004476 · form4-02202024_110248.xml · derivative · entry 3

Snyder Mark Howard · CIK 0001902866 · SVP, GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,388

Underlying: Common Stock · 4,796 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

F2 · derivative.expiration_date: This transaction represents the vesting and settlement of restricted stock units in shares of common stock of the issuer.

Read SEC document
February 16, 2024 Filed Feb 20, 2024 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Tax withholdingCommon Stock 2,577 $36.10 $93,029.70
Disclosure

SEC source: 0001415889-24-004476 · form4-02202024_110248.xml · nonDerivative · entry 2

Snyder Mark Howard · CIK 0001902866 · SVP, GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,680

F1 · shares: The reported disposition of 2,577 shares represents the shares that were withheld by the issuer as payment for tax withholding obligations.

Read SEC document
February 16, 2024 Filed Feb 20, 2024 23:55 UTC HALOZYME THERAPEUTICS, INC. HALO · Entity 793 Exercise / conversionCommon Stock 4,796 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-004476 · form4-02202024_110248.xml · nonDerivative · entry 1

Snyder Mark Howard · CIK 0001902866 · SVP, GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,257

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.