InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (10 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
10
T+90 hit rate
0%
T+90 mean return
-36.0%
Across 8 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the complete record of transactions filed by Cabrera Brian E, Executive. Insider active across 2 companies, notably QUANTUM CORP /DE/. In total, 18 disclosures have been published. Split: 0 buy · 10 sells. Total volume traded: €116k. Activity tracked since 1 October 2021. The latest transaction was disclosed on 21 April 2025 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations18 total
1,874 shares0Common StockSEC:0000709283-25-000008:0
2,118 shares@ US$4.4311.0% of flowCommon StockSEC:0000950170-25-006909:0
291 shares@ US$4.451.5% of flowCommon StockSEC:0000950170-25-006920:0
5,387 shares@ US$4.4328.0% of flowCommon StockSEC:0000709283-24-000046:0
13,750 shares0Common StockSEC:0000709283-24-000030:0
150,000 shares0Common StockSEC:0000709283-24-000008:0
5,543 shares@ US$0.46663.1% of flowCommon StockSEC:0000709283-23-000055:0
942 shares@ US$0.59360.7% of flowCommon StockSEC:0000709283-23-000050:0
15,674 shares@ US$1.06819.3% of flowCommon StockSEC:0000709283-23-000025:0
30,915 shares@ US$0.950133.8% of flowCommon StockSEC:0000709283-23-000009:0
863 shares@ US$1.39021.5% of flowCommon StockSEC:0000709283-22-000050:0
25,000 shares0Common StockSEC:0000709283-22-000049:0
724 shares@ US$1.2641.2% of flowCommon StockSEC:0000709283-22-000044:0
87,500 shares0Common StockSEC:0000709283-22-000026:0
20,952 shares@ US$1.88330.031% mcap100.0% of flowCommon StockSEC:0000709283-22-000014:0
5,000 shares0Common StockSEC:0000709283-21-000073:0
5,000 shares0Common StockSEC:0000709283-21-000072:0
5,000 shares0Common StockSEC:0000709283-21-000063:0
18 of 18 declarations
About Cabrera Brian E
Brian E Cabrera is the Chief Legal Officer and Corporate Secretary at QUANTUM CORP /DE/. He is responsible for managing legal affairs and compliance, playing a key role in protecting the company's interests.
