InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (5 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
5
T+90 hit rate
67%
T+90 mean return
+1.2%
Across 3 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 Huang Dennis Karl, Vice-Président Exécutif et Responsable des Opérations Technologiques. Director active across 1 company, notably Ultragenyx Pharmaceutical Inc.. Aggregated, 8 disclosures have been recorded. Split: 0 buy · 5 sells. Total volume traded: €311k. History available since 6 May 2021. The latest transaction was disclosed on 1 March 2025 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations8 total
14,494 shares0Common StockSEC:0000950170-25-032767:0
17,800 shares0Common StockSEC:0000950170-24-026652:0
2,663 shares0Common StockSEC:0001209191-23-016043:0
3,234 shares@ US$66.620.0078% mcap61.8% of flowCommon StockSEC:0001209191-22-015815:0
▼
358 shares@ US$81.140.0010% mcap8.1% of flowCommon StockSEC:0001209191-21-060759:0
▼
358 shares@ US$81.148.1% of flowCommon StockSEC:0001209191-21-060759
▼
363 shares@ US$113.6811.0% of flowCommon StockSEC:0001209191-21-031390
▼
363 shares@ US$113.680.0014% mcap11.0% of flowCommon StockSEC:0001209191-21-031390:0
8 of 8 declarations
About Huang Dennis Karl
Dennis Karl Huang serves as Executive Vice President and Chief Tech Ops Officer of Ultragenyx Pharmaceutical Inc. He oversees the company's technological operations and plays a key role in developing innovative solutions. His technical expertise is an asset for Ultragenyx in the pharmaceutical sector.
