Arkolith/Insider Trading/STE/Form 4

Fraser Mary Clare

SVP & Chief HROSTERIS plc (STE) · full profile →Form 4 · filed Jun 4, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 2, 2026Grant(A)3K—$015K
Jun 2, 2026Tax withholding(F)591$209.76$124K15K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 2, 2026Grant(A)10K—$010K

Transaction Codes

A
Grant / award
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-040838) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML