Prior to the opening bell today, a few big-name dividend stocks were subject to analyst moves. The most important shifts of the day are highlighted below.

1. Weyerhaeuser Upgraded by BofA/Merrill Lynch

BofA/Merrill Lynch upgraded Weyerhaeuser (WY ) from Neutral to Buy. Shares of Weyerhaeuser closed at $27.18 yesterday. WY offers an annual payout of $1.24 (paid quarterly) and has a yield of 4.56%.

2. International Paper Upgraded by BofA/Merrill Lynch

BofA/Merrill Lynch upgraded International Paper (IP ) from Neutral to Buy. Shares of International Paper closed at $41.50 yesterday. The company offers an annual payout of $1.60 (paid quarterly) and has a yield of 3.86%.

3. Kimberly Clark Upgraded by Deutsche Bank

Deutsche Bank upgraded Kimberly Clark (KMB ) from Hold to Buy, with a price target of $118.00. Shares of Kimberly Clark closed at $103.78 yesterday. KMB offers an annual payout of $3.52 (paid quarterly) and has a yield of 3.39%.

4. UBS AG Downgraded by Deutsche Bank

Deutsche Bank downgraded UBS AG (UBS ) from Buy to Hold. Shares of UBS closed at $20.36 yesterday. The company offers an annual payout of 26 cents and has a yield of 1.27%.

5. Sealed Air Downgraded by BofA/Merrill Lynch

BofA/Merrill Lynch downgraded Sealed Air (SEE ) from Buy to Neutral. Shares of Sealed Air closed at $51.04 yesterday. The company offers an annual payout of 52 cents (paid quarterly) and has a yield of 1.02%.