Poetting Sierk

Officer · BNTX

As of 2026-09-27, Poetting Sierk has 3 Form 4 transactions on record across 1 company — 3 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $992KIndirect: $39.3M$40.3Mas of 2026-09-27
  • Direct $992K
  • Indirect $39.3M
BNTXindirect399,387 sh$39.3M
BNTXdirect10,069 sh$992K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

BNTX · 3 trades
2026-05-12: Award / grant, 10,069 sh ($0)2026-05-12: Award / grant, 12,586 sh ($0)2026-04-22: Sale, 50,000 sh ($5.5M)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-04-22BNTXSale50,000 @ $110.56$5.5M−11.1% of holding399,387Form 4
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-12BNTXAward / grant10,06910,069Form 4
2026-05-12BNTXAward / grant12,58612,586Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.