InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
1
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the detailed record of transactions filed by DUREN DIANE K, Director. Insider active across 4 companies, notably WERNER ENTERPRISES INC. In total, 23 disclosures have been logged. Split: 0 buy · 1 sell. Total volume traded: €173k. Activity tracked since 7 May 2021. The latest transaction was filed on 12 May 2026 (Attribution). Regulator: SEC (Form 4). The full history is openly available.
Declarations23 total
3,025 shares0Common StockSEC:0000793074-26-000116:0
3,025 shares0Common StockSEC:0000793074-26-000116
3,706 shares0Common StockSEC:0001127602-25-014433:0
93,350 shares@ US$15.5071.4% of flowCommon StockSEC:0000950170-24-089457:0
2,739 shares0Common StockSEC:0001127602-24-015671:0
9,677 shares0Common StockSEC:0000950170-24-057876:0
12,077 shares0Common StockSEC:0001209191-23-029478:0
2,274 shares0Common StockSEC:0001127602-23-015243:0
16,089 shares@ US$11.439.2% of flowCommon StockSEC:0001209191-22-061934:0
7,467 shares0Common StockSEC:0001062993-22-012469:0
2,410 shares0Common StockSEC:0001127602-22-014256:0
11,668 shares0Common StockSEC:0001209191-21-032765:0
11,668 shares0Common StockSEC:0001209191-21-032765
1,709 shares0Common StockSEC:0001127602-21-016652
1,709 shares0Common StockSEC:0001127602-21-016652:0
18,293 shares@ US$11.9750.0% of flowCommon StockSEC:0001209191-21-031600
18,293 shares@ US$11.9750.0% of flowCommon StockSEC:0001209191-21-031600:0
3,973 sharesCommon StockSEC:0000100885-16-000272:0
15,894 sharesCommon StockSEC:0000100885-16-000272:1
5,544 sharesCommon StockSEC:0000100885-16-000272:2
141.125 sharesCommon StockSEC:0000100885-16-000249:0
1,776.875 sharesCommon StockSEC:0000100885-16-000249:1
1,776.875 sharesCommon StockSEC:0000100885-16-000249:2
23 of 23 declarations
About DUREN DIANE K
Diane K. Duren is a Board Member at Werner Enterprises Inc and U.S. Silica Holdings, Inc. She plays a crucial role in the governance of these companies, providing her expertise and strategic advice to guide their growth and development.
