$SGX (S68.SG)$ Will the stock raise again?

$SGX (S68.SG)$ this month 12

Looks like covid vaccines can be a stable source of income for the pharmaceutical companies for a few years.
Side note: Pfizer will be releasing their 2Q 2021 result tonight at 10:00 (gmt+8).
https://investors.pfizer.com/events-and-presentations/event-details/2021/Pfizer-Quarterly-Corporate-Performance--Second-Quarter-2021/default.aspx
Total antibody levels start to wane six weeks after complete immunisation with Pfizer and AstraZeneca vaccines, and can reduce by more than 50 per cent over 10 weeks, according to study published in The Lancet journal.
The researchers from University College London (UCL) in the UK noted that if the antibody levels carry on dropping at this rate, there are concerns that the protective effects of the vaccines may also begin to wear off, particularly against new variants.
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