InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the full record of transactions filed by Nielsen Mark D, Directeur Juridique et Réglementaire. Officer active across 2 companies, notably Frontier Communications Parent, Inc.. Aggregated, 11 reports have been recorded. Activity tracked since 7 July 2021. The latest transaction was disclosed on 14 January 2026 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Nielsen Mark D
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations11 total
175,579 sharesCommon StockSEC:0001140361-26-002037:0
61,020 shares0Common StockSEC:0001140361-26-001482:0
16,272 shares0Common StockSEC:0000950170-25-039742:0
7,214 shares@ US$34.7533.6% of flowCommon StockSEC:0000950170-24-139764:0
10,555 shares@ US$25.8235.1% of flowCommon StockSEC:0000950170-24-057376:0
25,047 shares0Common StockSEC:0000950170-24-032436:0
172,200 shares0Common StockSEC:0000950170-24-026753:0
21,654 shares0Common StockSEC:0000899243-23-012771:0
8,985 shares@ US$26.3931.3% of flowCommon StockSEC:0000899243-22-016510:0
68,333 shares0Common StockSEC:0000899243-21-028059:0
146,939 sharesCommon StockSEC:0001127602-16-041359:0
11 of 11 declarations
About Nielsen Mark D
Nielsen Mark D is Chief Legal & Reg. Officer. He has 11 filings in total, all in the recent sample available, and the filings shown relate to Frontier Communications Parent, Inc. and FRONTIER COMMUNICATIONS CORP. The most common transaction nature is Attribution, and the buy/sell amounts for the recent filings are 0 and 0, with dates ranging from 2016-02-16 to 2026-01-22.
