Arkolith/Insider Trading/CECO/Form 4

Gleason Todd R

Chief Executive Officer, DirectorCECO ENVIRONMENTAL CORP (CECO) · full profile →Form 4 · filed Sep 22, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$15.1M
Net Open-Market Flow
-$15.1M
Transactions
11
8 non-derivative · 3 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Sep 22, 2025Option exercise(M)98K$12.72$1.2M509K
Sep 22, 2025Sell(S)98K$50.45$4.9M411K
Sep 19, 2025Option exercise(M)102K$12.72$1.3M513K
Sep 19, 2025Sell(S)16K$50.38$816K412K
Sep 19, 2025Sell(S)85K$49.10$4.2M428K
Sep 19, 2025Sell(S)700$51.15$36K411K
Sep 18, 2025Sell(S)100K$51.30$5.1M411K
Sep 18, 2025Option exercise(M)100K$12.72$1.3M511K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Sep 22, 2025Option exercise(M)98K—$0598K
Sep 18, 2025Option exercise(M)102K—$0696K
Sep 18, 2025Option exercise(M)100K—$0798K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-25-211916) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML