InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
1
T+90 hit rate
38%
T+90 mean return
+1.2%
Across 13 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the detailed record of transactions filed by Mizell Gwendolyn G, Director. Officer active across 2 companies, notably Gibraltar Industries, INC.. Cumulatively, 16 disclosures have been logged. Breakdown: 0 buy · 1 sell. Total volume traded: €88k. History available since 5 May 2021. The latest transaction was filed on 27 February 2026 (Retenue fiscale). Regulator: SEC (Form 4). The full history is free.
Declarations16 total
943 shares@ US$113.2821.2% of flowCommon Stock, $.01 Par ValueSEC:0001849779-26-000006:0
1,000 shares@ US$101.7920.6% of flowCommon Stock, $.01 Par ValueSEC:0001002910-25-000119:0
1,126 shares@ US$97.4023.2% of flowCommon Stock, $.01 Par ValueSEC:0001002910-25-000102:0
2,172 shares@ US$52.9517.3% of flowCommon StockSEC:0001127602-25-013067:0
796 shares@ US$101.5618.2% of flowCommon Stock, $.01 Par ValueSEC:0001002910-25-000078:0
927 shares0Common Stock, $.01 Par ValueSEC:0001002910-25-000040:0
1,469 shares0Common Stock, $.01 Par ValueSEC:0001002910-24-000117:0
1,670 shares@ US$68.8618.3% of flowCommon StockSEC:0001127602-24-013831:0
363 shares@ US$71.195.6% of flowCommon Stock, $.01 Par ValueSEC:0001002910-24-000064:0
1,132 shares0Common Stock, $.01 Par ValueSEC:0001002910-24-000045:0
2,117 shares@ US$54.3317.7% of flowCommon StockSEC:0001127602-23-014408:0
611 shares@ US$82.7111.2% of flowCommon Stock, $.01 Par ValueSEC:0001002910-23-000069:0
880 shares0Common Stock, $.01 Par ValueSEC:0001002910-23-000044:0
2,460 shares@ US$42.690.0095% mcap36.3% of flowCommon StockSEC:0001127602-22-013793:0
1,256 shares@ US$83.580.0083% mcap31.8% of flowDeferred Stock UnitsSEC:0001127602-21-015828:0
1,256 shares@ US$83.5831.8% of flowDeferred Stock UnitsSEC:0001127602-21-015828
16 of 16 declarations
About Mizell Gwendolyn G
Gwendolyn G. Mizell serves as a Director of Gibraltar Industries, Inc. In this role, she participates in the governance of the company and in making strategic decisions. Her expertise in the construction sector is valuable in guiding Gibraltar in its growth initiatives.
