ROCK
insider transactionsGIBRALTAR INDUSTRIES, INC. — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
Cluster buy signal: Multiple insiders at the same company buying around the same time — often a stronger signal than a single buy. 3 different insiders made open-market purchases in the last 90 days, totalling $823.3K.
Net shares · 90d
+22.1K
22.1K buy · 0 sell
Net value · 90d
$823.3K
$823.3K in · $0 out
Sentiment · 90d
Net buying
100% buying · 0% selling
Open-market trades · 90d
4
22.1K buy · 0 sell
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
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Buy·P
Bosway William T KEY
President and CEO
$738.8K
19.7K sh · $37.44
Own +9%
-
Buy·P
General Counsel, VP, Secretary
$5.1K
144 sh · $35.66
Own +1%
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Buy·P
General Counsel, VP, Secretary
$44.8K
1.3K sh · $35.63
Own +8%
-
Buy·P
VP and CFO
$34.6K
1.0K sh · $34.62
Own +8%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +32%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +26%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +16%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +26%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +32%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +20%
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Grant·A
Director
$115.0K
3.1K sh · $37.59
Own +20%
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Other·F
VP, CHRO
$6.7K
169 sh · $39.57
Own -1%
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Grant·A
Director
$23.8K
426 sh · $55.78
Own +6%
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Grant·A
VP and Treasurer
$0
79 sh
Own +5%
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Grant·A
VP and CFO
$0
285 sh
Own +16%
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Grant·A
VP, CHRO
$0
94 sh
Own +4%
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Grant·A
Bosway William T KEY
President and CEO
$0
512 sh
Own +1%
-
Grant·A
General Counsel, VP, Secretary
$0
240 sh
Own +4%
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| May 26, 2026 | Bosway William T KEY | Buy P | 19.7K | $738.8K |
| May 21, 2026 | Bolanowski Katherine | Buy P | 144 | $5.1K |
| May 21, 2026 | Bolanowski Katherine | Buy P | 1.3K | $44.8K |
| May 20, 2026 | Lovechio Joseph A KEY | Buy P | 1.0K | $34.6K |
| May 7, 2026 | Mizell Gwendolyn G | Grant A | 3.1K | $115.0K |
| May 7, 2026 | Nish James B | Grant A | 3.1K | $115.0K |
| May 7, 2026 | Myers Linda Kristine | Grant A | 3.1K | $115.0K |
| May 7, 2026 | Pope Atlee Valentine | Grant A | 3.1K | $115.0K |
| May 7, 2026 | Shah Manish H | Grant A | 3.1K | $115.0K |
| May 7, 2026 | METCALF JAMES S | Grant A | 3.1K | $115.0K |
| May 7, 2026 | Barberio Mark G | Grant A | 3.1K | $115.0K |
| Apr 26, 2026 | Catlett Janet Anne | Other F | 169 | $6.7K |
| Apr 10, 2026 | Shah Manish H | Grant A | 426 | $23.8K |
| Mar 31, 2026 | Watorek Jeffrey J. | Grant A | 79 | $0 |
| Mar 31, 2026 | Lovechio Joseph A KEY | Grant A | 285 | $0 |
| Mar 31, 2026 | Catlett Janet Anne | Grant A | 94 | $0 |
| Mar 31, 2026 | Bosway William T KEY | Grant A | 512 | $0 |
| Mar 31, 2026 | Bolanowski Katherine | Grant A | 240 | $0 |
About ROCK insider trading
This page tracks insider transactions for GIBRALTAR INDUSTRIES, INC. (ROCK) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.