Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Corning (GLW) upgraded to Conviction Buy from Buy at Goldman with analyst Doug Clark saying a glass volume recovery should drive a positive inflection in revenue growth, starting with the company's second quarter earnings report on July 27. 2. ONEOK Partners (OKS) upgraded to Buy from Neutral at UBS with analyst Shneur Gershuni saying he no longer believes the company's Bakken exposure will be a major drag on earnings over the longer term. The analyst raised his price target for the shares to $46 from $38. 3. Marathon Oil (MRO) upgraded to Strong Buy from Outperform at Raymond James with analyst Pavel Molchanov citing the stock's relative underperformance year-to-date and the company's high correlation with oil. 4. Wolverine World Wide (WWW) upgraded to Positive from Neutral at Susquehanna with analyst Christopher Svezia citing valuation as attractive and said management's full year outlook is largely achievable as it appears that the worst of the sales and margin decline is behind the company, consensus is underestimating the two-three year margin recovery with potential for up to 300 bps of improvement, and, product trends appear to be improving. 5. Petrobras (PBR) upgraded to Overweight from Equal Weight at Morgan Stanley with analyst Bruno Montanari saying he has increase confidence given higher oil prices, the stronger BRL, refining that is generating significant free cash flow, and reduced liquidity risk. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.

Petrobras said it approved the remuneration to shareholders for the 2023 fiscal year. The total gross amount remaining to be distributed to shareholders, considering monetary adjustment to date, is equivalent to R$2.895 per share and will be paid in two equal installments in May and June.

Brazil's government proposes in a shareholders meeting that Petrobras pay out 50% of extra dividends relative to 2023 results, reported Reuters. Petrobras shares trading in New York are up fractionally in afternoon trading to $16.89.