The House Intelligence Committee, however, broke with the ICA's judgment that Putin favored Trump.
The House Intelligence Committee ends its probe of the 2016 election, saying it found no evidence of collusion between candidate Trump and Russia.
Hicks testified before the committee as part of its investigation into Russian attempts to interfere in the 2016 election.
Steve Bannon and Corey Lewandowski were asked to testify before the House Intel Committee early next year.
The tech companies are in Washington for a second day of congressional hearings to discuss foreign election interference on their platforms.
An agreement will allow Senate intelligence leaders to see James Comey's memos about President Trump.
Jared Kushner is expected to meet with Senate Intelligence Committee staff mid-month, two people familiar with the matter told NBC News.
The committee said it plans to schedule the hearing for after Memorial Day.
Brennan will appear in a session open to the public and press, followed by a closed session.
The U.S. Senate Intelligence Committee has asked James Comey to appear before the panel in both public and closed sessions.
Earlier Thursday, the president told NBC that he was going to fire Comey "regardless" of what the Justice Department recommended.
The Senate Select Committee on Intelligence has issued a subpoena for former national security advisor Michael Flynn.
The White House said Wednesday that Trump had an "erosion of confidence" in Comey over the last "several months."
The former Director of National Intelligence says Russia's interference in last year's election was a "high-water mark."
At the Senate panel's routine oversight hearing, Comey could get grilled about probes related to Trump and Clinton.
The leaders of the Senate panel said they cannot yet conclude whether President Donald Trump's campaign colluded with Russia.
Burr and Warner took pains to show their probe as a bipartisan effort amid the turmoil on the House intelligence panel.
"Was there a physical wiretap of Trump Tower? No, there never was," Nunes said.
The Senate Intelligence Committee sees no evidence supporting President Trump's claim he was wiretapped.
A top Russian diplomat says Moscow had contacts with the campaign of Donald Trump ahead of his election as U.S. president.