Arkolith/Insider Trading/JCS/Form 4

Siegler Mike

Senior Vice PresidentCOMMUNICATIONS SYSTEMS INC (JCS) · full profile →Form 4 · filed Aug 4, 2021
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
6
4 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 2, 2021Option exercise(M)4K$4.40$17K13K
Aug 2, 2021Option exercise(M)5K$6.85$32K12K
Aug 2, 2021Tax withholding(F)3K$7.15$25K9K
Aug 2, 2021Tax withholding(F)3K$7.15$19K10K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Aug 2, 2021Option exercise(M)5K—$00
Aug 2, 2021Option exercise(M)4K—$00

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001615594-21-000088) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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