InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the complete record of transactions filed by Graff David S, Director. Insider active across 2 companies, notably NELNET INC. In total, 6 disclosures have been published. Activity tracked since 21 June 2021. The latest transaction was filed on 24 November 2025 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Graff David S
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations6 total
4,894 shares@ US$12.26100.0% of flowClass A common stock, par value $0.001 per shareSEC:0001437749-25-036444:0
1,779 shares@ US$95.5819.6% of flowClass A Common StockSEC:0001008886-25-000191:0
2,045 shares@ US$83.1421.5% of flowClass A Common StockSEC:0001008886-24-000222:0
2,005 shares@ US$84.7921.2% of flowClass A Common StockSEC:0001008886-23-000133:0
2,607 shares@ US$65.210.0034% mcap38.3% of flowClass A Common StockSEC:0001437749-22-015486:0
2,450 shares@ US$63.2817.3% of flowClass A Common StockSEC:0001437749-21-015382:0
6 of 6 declarations
About Graff David S
David S. Graff serves as a Board Member at NELNET INC. He plays a key role in the governance of the company, providing his expertise to guide strategic decisions.
