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Insider TradesSuperinvestorsGrand Portfolio
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DataHeimdall

Financial transparency data from public SEC filings.

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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

MGNX

MACROGENICS INC

Superinvestors

Institutional investors holding MGNX

Consensus →
InvestorFundWeightSharesValueQuarter
First Eagle Investment ManagementFirst Eagle Investment Management0.01%175,000$3.6M2016Q4
Meridian / ArrowMarkMeridian Contrarian Fund0.00%1,382$41K2016Q3

Congressional Activity

Congressional data coming soon

Insider Activity

12

Total trades

$1.2M

Volume

7

Buys

1

Sells

Last trade: May 18, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 18, 2026Meenu ChhabraOption–
May 18, 2026Meenu ChhabraBuy–

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

May 18, 2026
Meenu Chhabra
Buy
–
May 18, 2026Karen Jean FerranteOption–
May 18, 2026Karen Jean FerranteBuy–
May 18, 2026Karen Jean FerranteBuy–
May 18, 2026William K HeidenOption–
May 18, 2026William K HeidenBuy–
May 18, 2026William K HeidenBuy–