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ROCK Gibraltar Industries Inc.

NASDAQ

$46.16

Gibraltar Industries Inc. (ROCK) 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.

30D 90D 6M 1Y

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 0 buyers in the last 90 days 0 sellers in the last 90 days

Insiders buying

3

4 transactions

Insiders selling

0

0 transactions

Purchases

$823.3K

22,135 shares

Sales

$0

0 shares

Net activity

$823.3K

purchases less sales

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: May 26, 2026 , by Bosway William T .

Recent open-market activity

Date	Insider	Role	Action	Shares	Price	Value	Held after
May 26, 2026	Bosway William T	President and CEO	Buy	19,735	$37.44	$738.8K	250,320
May 21, 2026	Bolanowski Katherine 2 fills	General Counsel, VP, Secretary	Buy	1,400	$35.63	$49.9K	17,389
May 20, 2026	Lovechio Joseph A	VP and CFO	Buy	1,000	$34.62	$34.6K	13,390

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.