Markels John

Director · PCVX, ARCT

As of 2026-09-16, Markels John has 5 Form 4 transactions on record across 2 companies — 2 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: $1.6MIndirect: $0$1.6Mas of 2026-09-16
  • Direct $1.6M
  • Indirect $0
PCVXdirect23,029 sh$1.4M
ARCTdirect15,000 sh$234K

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

ARCT · 2 trades
2026-06-05: Award / grant, 15,000 sh ($0)2025-06-09: Award / grant, 15,000 sh ($0)
PCVX · 1 trade
2026-07-16: Award / grant, 23,029 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
5 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-16PCVXAward / grant23,02923,029Form 4
2026-06-05ARCTAward / grant15,00015,000Form 4
2025-06-12—Award / grant25,00096,384Form 4
2025-06-12—Award / grant50,00050,000Form 4
2025-06-09ARCTAward / grant15,00015,000Form 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.