** Shares of skin treatment devices maker Beauty Health Co
SKIN.O down ~10% at $7.84 premarket
** Brokerage Stifel downgrades co to "hold" from "buy"
rating, saying sales growth in HydraFacial's booster attachment
product may soon see a slowdown
** HydraFacial's booster attachment are additional serum
used after standard skin treatment
** Also cuts price target on SKIN to $10 from $17
** Says if the booster attachment rate weakens, it would add
more pressure on HydraFacial treatment to boost SKIN's sales
** Seven of 11 brokerages rate the stock "buy" or higher and
four "hold"; their median PT is $15 - Refinitiv
** Up to Tuesday's close, stock had fallen 4.4% in 2023
(Reporting by Anne Florentyna Gnanaraja Sekar in Bengaluru)
((AnneFlorentyna.GnanarajaSekar@thomsonreuters.com;))