Despite the earnings beat, Sartorius Stedim Biotech's stock price remained stable in pre-market trading, closing at 171.3 euros. The stock has demonstrated resilient performance, posting a 9.47% gain year-to-date and trading near its 52-week range between 144.4 euros and 250.4 euros. The lack of immediate movement may reflect broader market trends or investor caution in the biotech sector.