CLST CellStar Corporation

NASDAQ
$17.81

CellStar Corporation (CLST) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal Bullish Insiders bought more than they sold over this window — uncommon at any size.
Cluster activity 0 buyers in the last 30 days 1 buyer in the last 90 days 1 seller in the last 90 days
Insiders buying
1
5 transactions
Insiders selling
1
5 transactions
Purchases
$163.6K
10,950 shares
Sales
$159.9K
10,750 shares
Net activity
$3.7K
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $159.9K 5 transactions · 10,750 shares

Largest single sale: $80.2K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: June 10, 2026 , by Kleiser Kirk E. .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Kleiser Kirk E. 3 fills Director Buy 6,200 $16.11 $99.9K 28,430
Kleiser Kirk E. 2 fills Director Sell 6,000 $16.04 $96.2K None left
Kleiser Kirk E. 2 fills Director Buy 4,750 $13.41 $63.7K 17,749
Kleiser Kirk E. 3 fills Director Sell 4,750 $13.40 $63.7K 3,250 −59.4% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.