InsiderFlow

MGNX

MacroGenics, Inc.$3.02-0.03 (-0.82%)
Prev Close$3.05·MCap$193.9M·P/E·Vol326.6K·Yield

Buys (12M)

1

$150.5K

Sells (12M)

5

$39.9K

Net Activity

Net Buyer

$110.6K

Active Insiders

6

last 12 mo

Over the past 12 months, insider activity at MacroGenics, Inc. (MGNX) has been dominated by buying, with 1 insider purchase totaling $150.5K and 5 insider sales totaling $39.9K. The most recent insider transaction was by Bonvini Ezio (Sr VP, Research & CSO), who sold $11.0K worth of shares on Feb 12, 2026. MacroGenics, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $193.9M.

MGNX Insider Trading Activity

DateInsiderTypeValue
Feb 12, 2026 Bonvini EzioSell$11.0K
Feb 12, 2026 Karrels JamesSell$9.9K
Feb 12, 2026 Peters Jeffrey StuartSell$8.8K
Feb 12, 2026 Smith Beth AnnSell$723.33
Feb 12, 2026 Spitznagel ThomasSell$9.4K
Aug 21, 2025 HEIDEN WILLIAM KBuy$150.5K
Feb 19, 2025 Smith Beth AnnSell$1.1K
Apr 8, 2024 Peters Jeffrey StuartSell$799.1K
Mar 8, 2024 Peters Jeffrey StuartSell$421.9K
Mar 6, 2024 Karrels JamesSell$615.0K
Mar 6, 2024 Risser Eric BlasiusSell$813.5K
Mar 6, 2024 Spitznagel ThomasSell$200.0K
Feb 28, 2024 Peters Jeffrey StuartSell$277.7K
Feb 7, 2024 Bonvini EzioSell$60.0K
Feb 7, 2024 Peters Jeffrey StuartSell$1.26M
Feb 2, 2024 Bonvini EzioSell$199.7K
Jan 22, 2024 Bonvini EzioSell$159.8K
Dec 21, 2023 Bonvini EzioSell$190.3K
Oct 4, 2023 BIOTECH TARGET N VBuy$669.6K
Sep 11, 2023 BIOTECH TARGET N VBuy$1.05M
Sep 1, 2023 HURWITZ EDWARDBuy$73.7K
Mar 14, 2023 Peters Jeffrey StuartSell$32.4K
Feb 16, 2023 BIOTECH TARGET N VBuy$2.53M0.8% OS
Jan 23, 2023 BIOTECH TARGET N VBuy$794.9K
Dec 28, 2022 BIOTECH TARGET N VBuy$2.30M0.6% OS
Nov 25, 2022 BIOTECH TARGET N VBuy$1.79M
Oct 25, 2022 BIOTECH TARGET N VBuy$2.25M0.8% OS
Oct 21, 2022 BIOTECH TARGET N VBuy$1.77M0.7% OS
Jun 17, 2022 Karrels JamesBuy$98.8K
Nov 23, 2021 BIOTECH TARGET N VBuy$3.70M
Sep 30, 2021 BIOTECH TARGET N VBuy$4.11M
Sep 20, 2021 BIOTECH TARGET N VBuy$12.36M0.9% OS
Jul 20, 2021 Spitznagel ThomasSell$125.0K
Jun 23, 2021 BIOTECH TARGET N VBuy$1.63M
Jun 17, 2021 BIOTECH TARGET N VBuy$3.64M
Apr 19, 2021 Spitznagel ThomasSell$154.6K
Mar 24, 2021 Bonvini EzioSell$125.3K
Mar 24, 2021 Karrels JamesSell$495.0K
Mar 9, 2021 Peters Jeffrey StuartSell$576.3K

MGNX Insider Buying Activity

The following table shows recent insider purchases of MacroGenics, Inc. (MGNX) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Aug 21, 2025 HEIDEN WILLIAM KBuy$150.5K
Oct 4, 2023 BIOTECH TARGET N VBuy$669.6K
Sep 11, 2023 BIOTECH TARGET N VBuy$1.05M
Sep 1, 2023 HURWITZ EDWARDBuy$73.7K
Feb 16, 2023 BIOTECH TARGET N VBuy$2.53M0.8% OS
Jan 23, 2023 BIOTECH TARGET N VBuy$794.9K
Dec 28, 2022 BIOTECH TARGET N VBuy$2.30M0.6% OS
Nov 25, 2022 BIOTECH TARGET N VBuy$1.79M
Oct 25, 2022 BIOTECH TARGET N VBuy$2.25M0.8% OS
Oct 21, 2022 BIOTECH TARGET N VBuy$1.77M0.7% OS
Jun 17, 2022 Karrels JamesBuy$98.8K
Nov 23, 2021 BIOTECH TARGET N VBuy$3.70M
Sep 30, 2021 BIOTECH TARGET N VBuy$4.11M
Sep 20, 2021 BIOTECH TARGET N VBuy$12.36M0.9% OS
Jun 23, 2021 BIOTECH TARGET N VBuy$1.63M
Jun 17, 2021 BIOTECH TARGET N VBuy$3.64M

MGNX Insider Selling Activity

The following table shows recent insider sales of MacroGenics, Inc. (MGNX) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Feb 12, 2026 Bonvini EzioSell$11.0K
Feb 12, 2026 Karrels JamesSell$9.9K
Feb 12, 2026 Peters Jeffrey StuartSell$8.8K
Feb 12, 2026 Smith Beth AnnSell$723.33
Feb 12, 2026 Spitznagel ThomasSell$9.4K
Feb 19, 2025 Smith Beth AnnSell$1.1K
Apr 8, 2024 Peters Jeffrey StuartSell$799.1K
Mar 8, 2024 Peters Jeffrey StuartSell$421.9K
Mar 6, 2024 Karrels JamesSell$615.0K
Mar 6, 2024 Risser Eric BlasiusSell$813.5K
Mar 6, 2024 Spitznagel ThomasSell$200.0K
Feb 28, 2024 Peters Jeffrey StuartSell$277.7K
Feb 7, 2024 Bonvini EzioSell$60.0K
Feb 7, 2024 Peters Jeffrey StuartSell$1.26M
Feb 2, 2024 Bonvini EzioSell$199.7K
Jan 22, 2024 Bonvini EzioSell$159.8K
Dec 21, 2023 Bonvini EzioSell$190.3K
Mar 14, 2023 Peters Jeffrey StuartSell$32.4K
Jul 20, 2021 Spitznagel ThomasSell$125.0K
Apr 19, 2021 Spitznagel ThomasSell$154.6K
Mar 24, 2021 Bonvini EzioSell$125.3K
Mar 24, 2021 Karrels JamesSell$495.0K
Mar 9, 2021 Peters Jeffrey StuartSell$576.3K

MGNX Insiders

Karrels James

SVP, CFO and Secretary

Bought $98.8KSold $1.12M
4 tradesLast: Feb 12, 2026
Smith Beth Ann

VP, Controller & Treasurer

Sold $1.8K
2 tradesLast: Feb 12, 2026
Bonvini Ezio

Sr VP, Research & CSO

Sold $746.2K
6 tradesLast: Feb 12, 2026
Spitznagel Thomas

Sr VP, Technical Ops

Sold $489.0K
4 tradesLast: Feb 12, 2026
Peters Jeffrey Stuart

Senior VP, GC, and Secretary

Sold $3.37M
7 tradesLast: Feb 12, 2026
HEIDEN WILLIAM K

Director

Bought $150.5K
1 tradesLast: Aug 21, 2025
Risser Eric Blasius

Chief Operating Officer

Sold $813.5K
1 tradesLast: Mar 6, 2024
BIOTECH TARGET N V

10% Owner

Bought $38.60M
13 tradesLast: Oct 4, 2023
HURWITZ EDWARD

Director

Bought $73.7K
1 tradesLast: Sep 1, 2023