Alcon stock heads into the open after a 0.33% gain

At the close on September 15, 2026, Alcon stock finished at CHF 55.18 on the SIX Swiss Exchange, up 0.33%. The move came with nearly 1.0 million shares traded and left the share price about 1.15% lower year-to-date.

Alcon stock closed at CHF 55.18 on the SIX Swiss Exchange on September 15, 2026, gaining 0.33% from the previous session. The share price traded within the day between its low and high in a range that left it about 1.15% lower since the start of the year, according to Swiss Exchange data.

September 15, 2026 in numbers

Alcon Inc. (ISIN CH0432492467, SIX: ALC) recorded a close at CHF 55.18 on September 15, 2026 on the SIX Swiss Exchange, with reported volume of 990,312 shares for the session and a performance of plus 0.33%. Per Swiss Exchange figures compiled by MarketScreener, this close came after a recent level of CHF 54.86 earlier in the week and left the stock about 12.80% below its 52-week peak while it was down 1.15% year-to-date.MarketScreener Market data for the same day showed the broader Swiss market under mixed pressure, so Alcon's modest gain contrasted with a softer backdrop and underlined its relative resilience in that session.

Today and the next earnings date

Looking ahead to today, Alcon is not scheduled to release new quarterly figures, but investors already have a clear focal point for the next reporting date. As an update carried by Ad-hoc-news noted on September 15, 2026, Alcon's next earnings report is scheduled for November 10, 2026, following a second-quarter update that included revenue of CHF 2.23 billion and earnings per share of CHF 0.84 for the quarter ended June 30, 2026. That upcoming report date frames expectations in the weeks ahead and may shape trading in Alcon stock as the market digests broader health care and Swiss equity signals today.