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Bonvini Ezio

Disclosed activity across 1 company

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22414
SEC CIK
0001588365

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
MACROGENICS INCMGNX · Entity 6104Sr VP, Research & CSOOctober 06, 2026October 07, 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.

MACROGENICS INC

Report date October 06, 2026 · Filed October 07, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect193,799 Reported balance After 2026-10-06 transaction · row 1
1 source row

Row 1 · 2026-10-06 · Exercise / conversion · Acquired 8,000 · Balance 193,799

F1: The transaction represents an exercise and hold of options.

Employee Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $2.60 · Expires 2035-02-07Direct80,000 Reported balance After 2026-10-06 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-10-06 · Exercise / conversion · Disposed 8,000 · Balance 80,000

F2: 12.5% of the shares underlying the grant become exercisable 6 months after the date of grant and an additional 6.25% of the shares underlying the grant become exercisable on the first day of each three-month period thereafter.

Filing footnotes · ownership attribution and instrument terms

F1: The transaction represents an exercise and hold of options.

F2: 12.5% of the shares underlying the grant become exercisable 6 months after the date of grant and an additional 6.25% of the shares underlying the grant become exercisable on the first day of each three-month period thereafter.

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
May 14, 2021 Filed May 18, 2021 21:06 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionRestricted Stock Unit · Derivative 5,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001125345-21-000084 · wf-form4_162137192693194.xml · derivative · entry 3

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 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.

F1 · derivative.exercise_price: On May 14, 2020, the reporting person was granted 10,000 restricted stock units, 50% of which vested on May 14, 2021 and 50% of which will vest on May 14, 2022, subject to the reporting person's continued employment with the Company. Restricted stock units convert into the Company's common stock on a one-for-one basis.

F1 · derivative.exercise_date: On May 14, 2020, the reporting person was granted 10,000 restricted stock units, 50% of which vested on May 14, 2021 and 50% of which will vest on May 14, 2022, subject to the reporting person's continued employment with the Company. Restricted stock units convert into the Company's common stock on a one-for-one basis.

F1 · derivative.expiration_date: On May 14, 2020, the reporting person was granted 10,000 restricted stock units, 50% of which vested on May 14, 2021 and 50% of which will vest on May 14, 2022, subject to the reporting person's continued employment with the Company. Restricted stock units convert into the Company's common stock on a one-for-one basis.

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May 14, 2021 Filed May 18, 2021 21:06 UTC MACROGENICS INC MGNX · Entity 6104 Tax withholdingCommon Stock 2,416 $29.49 $71,247.84
Disclosure

SEC source: 0001125345-21-000084 · wf-form4_162137192693194.xml · nonDerivative · entry 2

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,474

Read SEC document
May 14, 2021 Filed May 18, 2021 21:06 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 5,000 Not disclosed Not disclosed
Disclosure

SEC source: 0001125345-21-000084 · wf-form4_162137192693194.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,890

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.

F1 · price: On May 14, 2020, the reporting person was granted 10,000 restricted stock units, 50% of which vested on May 14, 2021 and 50% of which will vest on May 14, 2022, subject to the reporting person's continued employment with the Company. Restricted stock units convert into the Company's common stock on a one-for-one basis.

Read SEC document
March 22, 2021 Filed Mar 24, 2021 21:04 UTC MACROGENICS INC MGNX · Entity 6104 SaleCommon Stock 3,917 $32.00 $125,344.00
Disclosure

SEC source: 0001125345-21-000040 · wf-form4_161661982603129.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,890

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2020.

Read SEC document
February 22, 2021 Filed Feb 24, 2021 23:00 UTC MACROGENICS INC MGNX · Entity 6104 GrantEmployee stock option (right to buy) · Derivative 120,000 $0.00 Strike: $19.18 $0.00
Disclosure

SEC source: 0001125345-21-000022 · wf-form4_161420761691539.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,000

Underlying: Common Stock · 120,000 shares

Expires 2031-02-22

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
September 18, 2020 Filed Sep 21, 2020 20:51 UTC MACROGENICS INC MGNX · Entity 6104 SaleCommon Stock 18,339 $32.00 $586,848.00
Disclosure

SEC source: 0001125345-20-000136 · wf-form4_160072147240711.xml · nonDerivative · entry 2

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,807

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2020.

F3 · price: This transaction was executed in multiple trades at prices ranging from $32.00 to $32.01. The reporting person undertakes to provide to MacroGenics, Inc., any security holder of MacroGenics, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Read SEC document
September 17, 2020 Filed Sep 21, 2020 20:51 UTC MACROGENICS INC MGNX · Entity 6104 SaleCommon Stock 44,512 $29.88 $1,330,018.56
Disclosure

SEC source: 0001125345-20-000136 · wf-form4_160072147240711.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,146

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 14, 2020.

F2 · price: This transaction was executed in multiple trades at prices ranging from $28.59 to $31.35. The reporting person undertakes to provide to MacroGenics, Inc., any security holder of MacroGenics, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Read SEC document
May 14, 2020 Filed May 19, 2020 01:21 UTC MACROGENICS INC MGNX · Entity 6104 GrantRestricted Stock Unit · Derivative 10,000 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001125345-20-000096 · wf-form4_158985129585734.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive one share of the Issuer's common stock.

F2 · derivative.exercise_date: The RSUs will vest as to 50% of the total shares on May 14, 2021 and 50% on May 14, 2022, subject to the reporting person's continued employment with the Company.

F2 · derivative.expiration_date: The RSUs will vest as to 50% of the total shares on May 14, 2021 and 50% on May 14, 2022, subject to the reporting person's continued employment with the Company.

Read SEC document
February 20, 2020 Filed Feb 24, 2020 21:47 UTC MACROGENICS INC MGNX · Entity 6104 GrantEmployee stock option (right to buy) · Derivative 100,000 $11.50 Strike: $11.50 $1,150,000.00
Disclosure

SEC source: 0001125345-20-000027 · wf-form4_158258084014609.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2030-02-20

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
February 21, 2019 Filed Feb 25, 2019 21:01 UTC MACROGENICS INC MGNX · Entity 6104 GrantEmployee stock option (right to buy) · Derivative 90,000 $0.00 Strike: $21.88 $0.00
Disclosure

SEC source: 0001125345-19-000029 · wf-form4_155112847071551.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,000

Underlying: Common Stock · 90,000 shares

Expires 2029-02-21

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
March 02, 2018 Filed Mar 6, 2018 22:24 UTC MACROGENICS INC MGNX · Entity 6104 GrantEmployee stock option (right to buy) · Derivative 70,000 $0.00 Strike: $28.94 $0.00
Disclosure

SEC source: 0001125345-18-000045 · wf-form4_152037505793642.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,000

Underlying: Common Stock · 70,000 shares

Expires 2028-03-02

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
July 26, 2017 Filed Jul 27, 2017 20:47 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionEmployee stock option (right to buy) · Derivative 26,632 $0.94 Strike: $0.94 $25,034.08
Disclosure

SEC source: 0001125345-17-000085 · wf-form4_150118845634227.xml · derivative · entry 4

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 26,632 shares

Expires 2022-03-13

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.

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
July 26, 2017 Filed Jul 27, 2017 20:47 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionEmployee stock option (right to buy) · Derivative 26,632 $1.51 Strike: $1.51 $40,214.32
Disclosure

SEC source: 0001125345-17-000085 · wf-form4_150118845634227.xml · derivative · entry 3

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 26,632 shares

Expires 2023-01-05

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.

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
July 26, 2017 Filed Jul 27, 2017 20:47 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 26,632 $0.94 $25,034.08
Disclosure

SEC source: 0001125345-17-000085 · wf-form4_150118845634227.xml · nonDerivative · entry 2

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 146,658

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
July 26, 2017 Filed Jul 27, 2017 20:47 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 26,632 $1.51 $40,214.32
Disclosure

SEC source: 0001125345-17-000085 · wf-form4_150118845634227.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,026

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 15, 2017 Filed Feb 16, 2017 22:45 UTC MACROGENICS INC MGNX · Entity 6104 GrantCommon Stock · Derivative 67,500 $20.53 Strike: $20.53 $1,385,775.00
Disclosure

SEC source: 0001125345-17-000031 · wf-form4_148728509153055.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,500

Underlying: Common Stock · 67,500 shares

Expires 2027-02-15

F1 · derivative.exercise_date: 12.5% of the options become exercisable 6 months after the date of grant and the remaining 87.5% shall vest in 14 substantially equal quarterly installments thereafter.

Read SEC document
October 19, 2016 Filed Oct 21, 2016 23:19 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionEmployee Stock Option (right to buy) · Derivative 5,349 $0.00 Strike: $0.94 $0.00
Disclosure

SEC source: 0001552781-16-002007 · e00547_bonvini-form4.xml · derivative · entry 5

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,349 shares

Expires 2020-01-09

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
October 19, 2016 Filed Oct 21, 2016 23:19 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 5,349 $0.94 $5,028.06
Disclosure

SEC source: 0001552781-16-002007 · e00547_bonvini-form4.xml · nonDerivative · entry 2

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,944

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
October 19, 2016 Filed Feb 8, 2017 22:18 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 5,349 $0.94 $5,028.06
Disclosure

SEC source: 0001125345-17-000018 · wf-form5_148659228598967.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,394

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.

F1 · balance_after: Due to clerical error, the reported amount of securities beneficially owned after the transaction on 10/19/16 and reported on a Form 4 on 10/21/16, was incorrect. The corrected amount now includes the disposal of 7550 shares which occurred on 9/22/15 and was reported on Form 5 on 2/12/16.

Read SEC document
September 14, 2016 Filed Sep 16, 2016 22:10 UTC MACROGENICS INC MGNX · Entity 6104 GrantEmployee Stock Option (right to buy) · Derivative 30,000 $0.00 Strike: $28.94 $0.00
Disclosure

SEC source: 0001552781-16-001950 · e00506_bonvini-form4.xml · derivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Stock · 30,000 shares

Expires 2026-09-14

F1 · derivative.exercise_date: 12.5% of the option becomes exercisable on March 14, 2017 and the remaining 87.5% vests in 14 substantially equal quarterly installments thereafter.

Read SEC document
February 11, 2016 Filed Oct 21, 2016 23:19 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,309 $0.00 Strike: $0.94 $0.00
Disclosure

SEC source: 0001552781-16-002007 · e00547_bonvini-form4.xml · derivative · entry 4

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,349

Underlying: Common Stock · 1,309 shares

Expires 2020-01-09

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.

F1 · security: This transaction occurred on February 11, 2016. Due to an administrative error, the reporting person failed to timely file a Form 4 to report this transaction.

Read SEC document
February 11, 2016 Filed Oct 21, 2016 23:19 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionEmployee Stock Option (right to buy) · Derivative 10,653 $0.00 Strike: $0.94 $0.00
Disclosure

SEC source: 0001552781-16-002007 · e00547_bonvini-form4.xml · derivative · entry 3

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,653 shares

Expires 2021-01-08

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.

F1 · security: This transaction occurred on February 11, 2016. Due to an administrative error, the reporting person failed to timely file a Form 4 to report this transaction.

Read SEC document
February 11, 2016 Filed Oct 21, 2016 23:19 UTC MACROGENICS INC MGNX · Entity 6104 Exercise / conversionCommon Stock 11,962 $0.94 $11,244.28
Disclosure

SEC source: 0001552781-16-002007 · e00547_bonvini-form4.xml · nonDerivative · entry 1

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,595

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.

F1 · security: This transaction occurred on February 11, 2016. Due to an administrative error, the reporting person failed to timely file a Form 4 to report this transaction.

Read SEC document
September 22, 2015 Filed Feb 8, 2017 22:18 UTC MACROGENICS INC MGNX · Entity 6104 OtherCommon Stock 7,550 $0.00 $0.00
Disclosure

SEC source: 0001125345-17-000018 · wf-form5_148659228598967.xml · nonDerivative · entry 2

Bonvini Ezio · CIK 0001588365 · Sr VP, Research & CSO

10b5-1 filing: Not disclosed

Ownership: Indirect · Family Trust

Disclosed balance after: 7,550

F2 · balance_after: The 7550 shares disposed of on 9/22/15 were transferred to the Bonvini Family Trust.

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.