Arkolith/Insider Trading/CSPI/Form 4

Nerges Joseph R

10% OwnerCSP INC /MA/ (CSPI) · full profile →Form 4 · filed Mar 13, 2026
Net Buying
Open-Market Buys
$19K
Open-Market Sells
$0
Net Open-Market Flow
$19K
Transactions
6
6 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 13, 2026Buy(P)200$8.59$2K1.4M
Mar 12, 2026Buy(P)407$8.45$3K1.4M
Mar 12, 2026Buy(P)500$8.58$4K1.4M
Mar 11, 2026Buy(P)400$8.48$3K1.4M
Mar 11, 2026Buy(P)300$8.45$3K1.4M
Mar 11, 2026Buy(P)400$8.50$3K1.4M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001214659-26-003249) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML