Follow the people · Insider
Jeffrey Stuart Peters
Jeffrey Stuart Peters files insider transactions with the SEC as a senior vp, gc, and secretary of Macrogenics (MGNX). We hold 1 disclosed purchase or sale filed since 12 February 2018, 1 of them in the last 90 days.
- Files forMGNX
- Disclosed buys and sells1 in all, 1 in the last 90 days
- Last disclosure20 August 2026
Positions held
1 post we hold — a term names its own dates; a run of filings only says when they filed- Filed 31 May 2017 — 19 August 2026Senior VP, GC, and Secretary · Macrogenics (MGNX)77 Form 4 lines · source: SEC Form 4
Everything they disclosed
77 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 31,105 shares of MacrogenicsSEC Form 420 August 2026Common Stock · traded 19 August 2026 · filed 20 August 2026
- exercised options over 13,332 shares of MacrogenicsSEC Form 417 February 2026Common Stock · traded 15 February 2026 · filed 17 February 2026
- had shares withheld for tax on 5,147 shares of MacrogenicsSEC Form 417 February 2026Common Stock · traded 15 February 2026 · filed 17 February 2026
- exercised options over 13,332 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Restricted Stock Unit · traded 15 February 2026 · filed 17 February 2026
- exercised options over 13,332 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Restricted Stock Unit · traded 15 February 2026 · filed 17 February 2026
- was granted 150,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Employee Stock Option (right to buy) · traded 12 February 2026 · filed 17 February 2026
- was granted 25,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Restricted Stock Unit · traded 12 February 2026 · filed 17 February 2026
- was granted 150,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Employee Stock Option (right to buy) · traded 12 February 2026 · filed 17 February 2026
- was granted 25,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2026Restricted Stock Unit · traded 12 February 2026 · filed 17 February 2026
- exercised options over 13,332 shares of MacrogenicsSEC Form 417 February 2026Common Stock · traded 15 February 2026 · filed 17 February 2026
- had shares withheld for tax on 5,147 shares of MacrogenicsSEC Form 417 February 2026Common Stock · traded 15 February 2026 · filed 17 February 2026
- exercised options over 6,001 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 7 February 2026 · filed 10 February 2026
- had shares withheld for tax on 2,317 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 7 February 2026 · filed 10 February 2026
- exercised options over 8,999 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 8 February 2026 · filed 10 February 2026
- exercised options over 6,001 shares of Macrogenics (a derivative holding)SEC Form 410 February 2026Restricted Stock Unit · traded 7 February 2026 · filed 10 February 2026
- exercised options over 8,999 shares of Macrogenics (a derivative holding)SEC Form 410 February 2026Restricted Stock Unit · traded 8 February 2026 · filed 10 February 2026
- had shares withheld for tax on 3,474 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 8 February 2026 · filed 10 February 2026
- exercised options over 6,001 shares of Macrogenics (a derivative holding)SEC Form 410 February 2026Restricted Stock Unit · traded 7 February 2026 · filed 10 February 2026
- exercised options over 8,999 shares of Macrogenics (a derivative holding)SEC Form 410 February 2026Restricted Stock Unit · traded 8 February 2026 · filed 10 February 2026
- exercised options over 6,001 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 7 February 2026 · filed 10 February 2026
- had shares withheld for tax on 2,317 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 7 February 2026 · filed 10 February 2026
- exercised options over 8,999 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 8 February 2026 · filed 10 February 2026
- had shares withheld for tax on 3,474 shares of MacrogenicsSEC Form 410 February 2026Common Stock · traded 8 February 2026 · filed 10 February 2026
- was granted 30,000 shares of Macrogenics (a derivative holding)SEC Form 419 August 2025Employee Stock Option (right to buy) · traded 15 August 2025 · filed 19 August 2025
- exercised options over 13,332 shares of Macrogenics (a derivative holding)SEC Form 419 February 2025Restricted Stock Unit · traded 15 February 2025 · filed 19 February 2025
- exercised options over 13,332 shares of MacrogenicsSEC Form 419 February 2025Common Stock · traded 15 February 2025 · filed 19 February 2025
- had shares withheld for tax on 5,147 shares of MacrogenicsSEC Form 419 February 2025Common Stock · traded 15 February 2025 · filed 19 February 2025
- was granted 105,000 shares of Macrogenics (a derivative holding)SEC Form 411 February 2025Employee Stock Option (right to buy) · traded 7 February 2025 · filed 11 February 2025
- was granted 18,000 shares of Macrogenics (a derivative holding)SEC Form 411 February 2025Restricted Stock Unit · traded 7 February 2025 · filed 11 February 2025
- exercised options over 9,001 shares of Macrogenics (a derivative holding)SEC Form 411 February 2025Restricted Stock Unit · traded 8 February 2025 · filed 11 February 2025
- exercised options over 9,001 shares of MacrogenicsSEC Form 411 February 2025Common Stock · traded 8 February 2025 · filed 11 February 2025
- had shares withheld for tax on 3,475 shares of MacrogenicsSEC Form 411 February 2025Common Stock · traded 8 February 2025 · filed 11 February 2025
- exercised options over 42,500 shares of Macrogenics (a derivative holding)SEC Form 48 April 2024Employee stock option (right to buy) · traded 4 April 2024 · filed 8 April 2024
- exercised options over 42,500 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- ▼ sold on the open market 42,500 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- ▼ sold on the open market 147 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- ▼ sold on the open market 232 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- ▼ sold on the open market 5,351 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- ▼ sold on the open market 3,165 shares of MacrogenicsSEC Form 48 April 2024Common Stock · traded 4 April 2024 · filed 8 April 2024
- exercised options over 10,875 shares of Macrogenics (a derivative holding)SEC Form 48 March 2024Employee stock option (right to buy) · traded 6 March 2024 · filed 8 March 2024
- exercised options over 8,750 shares of Macrogenics (a derivative holding)SEC Form 48 March 2024Employee stock option (right to buy) · traded 6 March 2024 · filed 8 March 2024
- exercised options over 10,875 shares of MacrogenicsSEC Form 48 March 2024Common Stock · traded 6 March 2024 · filed 8 March 2024
- exercised options over 8,750 shares of MacrogenicsSEC Form 48 March 2024Common Stock · traded 6 March 2024 · filed 8 March 2024
- ▼ sold on the open market 19,625 shares of MacrogenicsSEC Form 48 March 2024Common Stock · traded 6 March 2024 · filed 8 March 2024
- ▼ sold on the open market 16,124 shares of MacrogenicsSEC Form 428 February 2024Common Stock · traded 26 February 2024 · filed 28 February 2024
- exercised options over 26,250 shares of Macrogenics (a derivative holding)SEC Form 426 February 2024Restricted Stock Unit · traded 22 February 2024 · filed 26 February 2024
- exercised options over 26,250 shares of MacrogenicsSEC Form 426 February 2024Common Stock · traded 22 February 2024 · filed 26 February 2024
- had shares withheld for tax on 10,126 shares of MacrogenicsSEC Form 426 February 2024Common Stock · traded 22 February 2024 · filed 26 February 2024
- exercised options over 13,336 shares of Macrogenics (a derivative holding)SEC Form 420 February 2024Restricted Stock Unit · traded 15 February 2024 · filed 20 February 2024
- exercised options over 13,336 shares of MacrogenicsSEC Form 420 February 2024Common Stock · traded 15 February 2024 · filed 20 February 2024
- had shares withheld for tax on 4,441 shares of MacrogenicsSEC Form 420 February 2024Common Stock · traded 15 February 2024 · filed 20 February 2024
- was granted 71,000 shares of Macrogenics (a derivative holding)SEC Form 412 February 2024Employee Stock Option (right to buy) · traded 8 February 2024 · filed 12 February 2024
- was granted 27,000 shares of Macrogenics (a derivative holding)SEC Form 412 February 2024Restricted Stock Unit · traded 8 February 2024 · filed 12 February 2024
- exercised options over 54,376 shares of Macrogenics (a derivative holding)SEC Form 47 February 2024Employee stock option (right to buy) · traded 5 February 2024 · filed 7 February 2024
- exercised options over 21,875 shares of Macrogenics (a derivative holding)SEC Form 47 February 2024Employee stock option (right to buy) · traded 5 February 2024 · filed 7 February 2024
- exercised options over 54,376 shares of MacrogenicsSEC Form 47 February 2024Common Stock · traded 5 February 2024 · filed 7 February 2024
- exercised options over 21,875 shares of MacrogenicsSEC Form 47 February 2024Common Stock · traded 5 February 2024 · filed 7 February 2024
- ▼ sold on the open market 54,376 shares of MacrogenicsSEC Form 47 February 2024Common Stock · traded 5 February 2024 · filed 7 February 2024
- ▼ sold on the open market 21,875 shares of MacrogenicsSEC Form 47 February 2024Common Stock · traded 5 February 2024 · filed 7 February 2024
- ▼ sold on the open market 5,372 shares of MacrogenicsSEC Form 414 March 2023Common Stock · traded 10 March 2023 · filed 14 March 2023
- exercised options over 8,750 shares of Macrogenics (a derivative holding)SEC Form 424 February 2023Restricted Stock Unit · traded 22 February 2023 · filed 24 February 2023
- exercised options over 8,750 shares of MacrogenicsSEC Form 424 February 2023Common Stock · traded 22 February 2023 · filed 24 February 2023
- had shares withheld for tax on 3,378 shares of MacrogenicsSEC Form 424 February 2023Common Stock · traded 22 February 2023 · filed 24 February 2023
- was granted 170,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2023Employee stock option (right to buy) · traded 15 February 2023 · filed 17 February 2023
- was granted 40,000 shares of Macrogenics (a derivative holding)SEC Form 417 February 2023Restricted Stock Unit · traded 15 February 2023 · filed 17 February 2023
- was granted 70,000 shares of Macrogenics (a derivative holding)SEC Form 424 February 2022Employee stock option (right to buy) · traded 22 February 2022 · filed 24 February 2022
- was granted 35,000 shares of Macrogenics (a derivative holding)SEC Form 424 February 2022Restricted Stock Unit · traded 22 February 2022 · filed 24 February 2022
- exercised options over 21,749 shares of MacrogenicsSEC Form 49 March 2021Common Stock · traded 8 March 2021 · filed 9 March 2021
- ▼ sold on the open market 21,749 shares of MacrogenicsSEC Form 49 March 2021Common Stock · traded 8 March 2021 · filed 9 March 2021
- exercised options over 21,749 shares of Macrogenics (a derivative holding)SEC Form 49 March 2021Employee stock option (right to buy) · traded 8 March 2021 · filed 9 March 2021
- was granted 90,000 shares of Macrogenics (a derivative holding)SEC Form 424 February 2021Employee stock option (right to buy) · traded 22 February 2021 · filed 24 February 2021
- ▼ sold on the open market 202 shares of MacrogenicsSEC Form 46 July 2020Common Stock · traded 2 July 2020 · filed 6 July 2020
- was granted 87,000 shares of Macrogenics (a derivative holding)SEC Form 424 February 2020Employee stock option (right to buy) · traded 20 February 2020 · filed 24 February 2020
- was granted 70,000 shares of Macrogenics (a derivative holding)SEC Form 425 February 2019Employee stock option (right to buy) · traded 21 February 2019 · filed 25 February 2019
- ▼ sold on the open market 68 shares of MacrogenicsSEC Form 48 February 2019Common Stock · traded 6 February 2019 · filed 8 February 2019
- was granted 50,000 shares of Macrogenics (a derivative holding)SEC Form 46 March 2018Employee stock option (right to buy) · traded 2 March 2018 · filed 6 March 2018
- was granted 270 shares of MacrogenicsSEC Form 412 February 2018Common Stock · traded 31 May 2017 · filed 12 February 2018
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.