The three met in Ottawa for the North American Leaders' Summit.
Clinton's campaign is questioning Trump's self-reported fundraising figures.
Trump is campaigning in New England ahead of next month's GOP convention.
Julian Hattem 06/29/16 02:54 PM EDT
Only Huma Abedin, Clinton and Chelsea Clinton had accounts on the private server.
The former GOP hopeful also performs better against Clinton than House Speaker Paul Ryan.
Paul Singer is head of the $27-billion Elliott Management.
Lynch told reporters that the two did not discuss the Clinton email investigation.
Julian Hattem 06/29/16 02:17 PM EDT
Huma Abedin reportedly said during a deposition that the personal server complicated matters.
Several groups are falling short of their goals.
One group said it will defend Trump supporters against "leftist thugs."