Bachem stock gains after strong half-year figures

Published on 09/19/2026 at 20:35 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Bachem stock closed at 78.70 CHF on September 18, 2026 on SIX Swiss Exchange, trading close to its 52-week high. The biotech group recently reported robust first-half 2026 growth in active pharmaceutical ingredient sales and margins.

Fotorealistische Peptid-Produktionsanlage mit Alpenpanorama im Hintergrund — Bachem Holding AG (CH0012530207) betreibt moderne Peptid-Produktionsanlagen mit Bioreaktoren vor Schweizer Alpenpanorama, Illustration mit AI erstellt.

Bachem Holding AG stock (ISIN CH0012530207) closed at 78.70 CHF on September 18, 2026 on the SIX Swiss Exchange, leaving the shares just a few percent below their 52-week high of 83.25 CHF as investors reacted to strong half-year figures.

Half-year 2026 results underpin the rally

According to Ad-hoc-news on September 19, 2026, the latest available figures show that Bachem reported solid growth in its peptide and oligonucleotide active pharmaceutical ingredient business in the first half of 2026, helping to lift profitability compared with the prior year period.

As Ad-hoc-news outlines, the company is benefiting from rising demand from biotech and pharma customers for complex peptide-based therapies, which in turn supports higher capacity utilization and margins in its contract manufacturing operations in the first half of 2026.

Stock trades near 52-week high on SIX

Per price data cited by Ad-hoc-news, Bachem shares traded at 78.15 CHF at 16:28 local time on September 18, 2026 on SIX, up 0.3% intraday, before closing at 78.70 CHF, which marked a 1.0% gain versus the previous session.

The same overview, based on finanzen.ch data quoted by Ad-hoc-news, notes that on September 17, 2026 the stock closed at 77.95 CHF with a trading volume of 112,143 shares, a market capitalization of 5.77 billion CHF and a 52-week trading range between 48.52 CHF and 83.25 CHF.

Closing price and investor takeaways

With a closing price of 78.70 CHF on September 18, 2026, Bachem stock on the SIX Swiss Exchange is trading clearly above its 52-week low of 48.52 CHF and about 5.3% below the 52-week high of 83.25 CHF, reflecting investor confidence in the company's first-half 2026 performance and growth prospects.