Nokia is trading 5.9% down at €8.80, based on the supplied price context for October 1, 2026; no reliable report clearly identifies a catalyst for the decline. - Vodafone and Nokia announced a successful test of 50G PON fibre technology on September 30. - The announcement did not link the test to Nokia’s share move. Available coverage does not establish a company-specific, sector-wide or broad-market cause.