SEC CIK 1587774

Risser Eric Blasius

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
MGNXview stock →77,1692026-02-15

Position History — MGNX

Reported shares owned immediately after each Form 4 transaction, over time.

027,86755,73583,6022026-022026-022026-022026-022026-022026-02

Recent Filings — MGNX

DateActivitySharesPriceOwned After
2026-02-15Option exercise (derivative)16,665$0.000
2026-02-15Tax withholding6,433$1.7177,169
2026-02-15Option exercise16,66583,602
2026-02-12Grant / award (derivative)595,000$0.00595,000
2026-02-12Grant / award (derivative)100,000$0.00100,000
2026-02-08Option exercise (derivative)11,166$0.0011,166
2026-02-08Tax withholding4,311$1.8166,937
2026-02-08Option exercise11,16671,248
2026-02-07Option exercise (derivative)6,668$0.0013,332
2026-02-07Tax withholding2,575$1.8160,082
2026-02-07Option exercise6,66862,657
2025-08-13Grant / award (derivative)550,000$0.00550,000

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.