Arkolith/Insider Trading/RDN/Form 4

Dickerson Mary

Sr. EVP, CPO & COORADIAN GROUP INC (RDN) · full profile →Form 4 · filed May 19, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
11
6 non-derivative · 5 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 15, 2026Option exercise(M)17K—$032K
May 15, 2026Option exercise(M)3K—$035K
May 15, 2026Option exercise(M)3K—$037K
May 15, 2026Option exercise(M)3K—$040K
May 15, 2026Option exercise(M)780—$041K
May 15, 2026Tax withholding(F)11K$36.93$407K30K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 15, 2026Option exercise(M)17K——0
May 15, 2026Option exercise(M)3K——0
May 15, 2026Option exercise(M)3K——3K
May 15, 2026Option exercise(M)3K——6K
May 15, 2026Option exercise(M)780——19K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000890926-26-000076) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML