Arkolith/Insider Trading/MGNX/Form 4

Spitznagel Thomas

Sr VP, Technical OpsMACROGENICS INC (MGNX) · full profile →Form 4 · filed Mar 6, 2024
Net Selling
Open-Market Buys
$0
Open-Market Sells
$200K
Net Open-Market Flow
-$200K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 4, 2024Option exercise(M)10K$11.50$115K18K
Mar 4, 2024Sell(S)10K$20.00$200K8K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 4, 2024Option exercise(M)10K—$077K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001125345-24-000055) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

Keep exploring

Connected pages for MACROGENICS INC

Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Form 4 insider API

Open-market buys and sells, cluster scans, company flows.

insider.transactions

13F holdings API

Owners, holdings, deltas, point-in-time portfolios.

stock.owners

MCP quickstart

Connect an agent, mint a key, make the first call.

/api/mcp