(Adds TGS-Nopec)
HELSINKI, Oct 8 (Reuters) - The following stocks may be affected by newspaper reports and other factors on Monday:
TGS-NOPEC
Norwegian seismic surveyor raised its 2012 revenue guidance for the third time this year on Monday and said third-quarter revenue had increased 53 percent from a year ago.
The company which scans the sea floor for oil and gas deposits said it now expected full-year revenue to be in the range of $870-910 million, up from its previous forecast from Aug. 2 for $810-870 million. In 2011, its revenue was $609 million.
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Dame Marjorie Scardino is preparing to give up her role as the vice-chair of the Finnish phone-maker Nokia, Financial Times reported on Sunday, just days after Scardino announced her departure from the helm of Pearson .
Scardino, Nokia's vice-chair since 2007, was quoted as saying it was a "natural schedule" to leave the board next spring.
For more on the company, click on HENNES & MAURITZ
Barclays has cut its rating on the budget fashion retailer to "equal weight" from "overweight" and lowered its target price on the stock to 250 Swedish crowns ($37.97) per share from 285 crowns. H&M shares closed at 232 crowns on Friday.
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(Additional reporting by Copenhagen, Oslo and Stockholm newsrooms) ($1 = 6.5846 Swedish crowns)
(Reporting by Helsinki Newsroom)
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Keywords: MARKETS NORDICS FACTORS/