Insider Profile · SEC Form 4 Activity · Trailing 90 Days

Bosway William T

Over the trailing 90 days, Bosway William T (Director at GIBRALTAR INDUSTRIES, INC.) bought $739K of stock across 2 companies, per 3 SEC Form 4 transactions.

Role: Director
Companies: ROCK STRL
Window: Trailing 90 days · 3 transactions · CIK 1675953
Net activity: +$739K ($739K bought · $0 sold)
Source: Official filings on sec.gov ↗

By Company (Trailing 90 Days)

Symbol	Company	Txns	Bought	Sold	Net
ROCK	GIBRALTAR INDUSTRIES, INC.	2	$739K	—	$739K
STRL	STERLING INFRASTRUCTURE, INC.	1	—	—	$0

Transactions (3)

Date	Symbol	Type	Shares	Value	Description
2026-06-30	ROCK	Buy	548	$0	Grant, award or other acquisition
2026-05-26	ROCK	Buy	19.7K	$739K	Open market or private purchase
2026-05-07	STRL	Buy	181	$0	Grant, award or other acquisition

Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.

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