Stocks making the biggest moves midday: Citigroup, Wells Fargo, Pinterest and more

Citigroup office in New York City.

Adam Jeffery | CNBC

Learn about the companies making headlines in mid-day trading.

Pinterest — Image Sharing Shares Social media company grew 15% On a Wall Street Journal report that Elliott Management has acquired more than a 9% stake.

Citigroup — Citigroup rallies after 11% second quarter earnings Hit on the top and bottom lines. Citigroup was the only one of the four major banks that reported earnings this week to exceed earnings expectations.

Wells Fargo — Wells Fargo shares rose more than 5% Bank reported quarterly earnings Friday morning. The bank missed analysts’ revenue estimates, but beat on adjusted earnings per share, coming in at 82 cents versus 80 cents expected. Higher interest rates helped the bank during the quarter as net interest income climbed 16% year on year — which should help the bank relieve further pressure on its mortgage unit and other operations.

state Street — Shares jumped 7% after Beat reported on earnings per share projections for financial services. State Street reported earnings of $1.94 per share on revenue of $2.95 billion. Analysts polled by Refinitiv were expecting earnings of $1.73 per share on revenue of $2.99 ​​billion.

Bank of New York Mellon — Bank Holding Company jumped more than 5% in its second-quarter earnings following a beat on revenue. Bank of New York Mellon reported revenue of $4.25 billion, while the Refinitiv consensus estimate was $4.17 billion.

US Bancorp — US Bancorp posted a 5% gain after quarterly earnings that exceeded revenue expectations. The bank posted revenue of $6.01 billion, compared to analysts surveyed by Refinitiv who were expecting revenue of $5.89 billion.

UnitedHealth Group — Shares rose 5% after the health insurer’s quarterly earnings topped expectations. UnitedHealth reported earnings of $5.57 per share on revenue of $80.33 billion. According to Refinitiv’s consensus estimates, UNH was expected to report earnings of $5.20 per share on revenue of $79.68 billion.

sunrun , Solar shares fall on Friday Following a report by NBC News that said Sen. Joe Manchin would not support a bill to increase spending to address climate change. The story informed a Democrat about the conversation. Sunrun declined 9%, First Solar 9%, SunPower 5%, and SolarEdge Technologies 2%.

—CNBC’s Samantha Subin and Carmen Renicke contributed reporting.