Masson Arnar Thor

Director · JBTM

As of 2026-09-16, Masson Arnar Thor has 4 Form 4 transactions on record across 1 company — 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: $1.1MIndirect: $0$1.1Mas of 2026-09-16
  • Direct $1.1M
  • Indirect $0
JBTMdirect9,761 sh$1.1M

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

JBTM · 4 trades
2026-06-01: Award / grant, 1,232 sh ($0)2026-01-05: Withheld for tax, 145 sh ($22K)2025-06-02: Award / grant, 1,418 sh ($0)2025-01-02: Award / grant, 482 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
4 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-06-01JBTMAward / grant1,2329,761Form 4
2026-01-05JBTMWithheld for tax1458,529Form 4
2025-06-02JBTMAward / grant1,4188,674Form 4
2025-01-02JBTMAward / grant4827,256Form 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.