Biotech Stocks At 52-Week Highs - BlossomHill Therapeutics +18% On Positive Trial Data, Adaptive Biotechnologies, Illumina, CeriBell, Neogen

Illumina (ILMN) stock has risen 160% from its October 2025 low, defying broader market trends. The genomics company reported Q2 revenue of $1.16B, up 9.5% YoY, and raised full-year guidance. The stock is up 74.5% YTD and will be added to the S&P 500. Analysts note its strong technical performance and relative strength.

Biotech stocks BLSM, NEOG, ILMN, CBLL, and ADPT hit 52-week highs. BLSM rose 18% on positive trial data, NEOG grew 2% with Q4 revenue of $225M, ILMN reached $236 on 9.5% Q2 growth, CBLL hit $25.63 with Q2 revenue up 33%, and ADPT climbed 3% with full-year revenue forecast between $268M-$278M.

Vanguard S&P 500 ETF (VOO) will add Bloom Energy (BE), Illumina (ILMN), and another company, while removing Molson Coors (TAP), The Trade Desk (TTD), and Builders FirstSource (BLDR). BE's product revenue surged 215% due to AI demand, and ILMN raised EPS guidance. The changes have minimal impact on VOO's returns, as the fund is heavily concentrated in megacap stocks.

Illumina Inc. (ILMN) shares rose 7.15% on September 15, 2026, after UBS upgraded it to Buy with a $260 price target, and Argus raised its target to $235. The company's Q2 revenue was $1.16B, with EBITDA of $354M. Illumina is also being added to the S&P 500, effective September 21, 2026, which may drive further demand. The stock trades at a P/E ratio of 38 and P/S ratio of 6.9, reflecting its growth prospects. Analysts cite revenue reacceleration, margin expansion, and clinical demand as key driv

Illumina Inc. (ILMN) shares rose 7.15% on September 15, 2026, driven by positive analyst upgrades and upcoming S&P 500 inclusion. UBS raised its target to $260, citing revenue growth and margin expansion, while Argus set a $235 target. Q2 revenue was $1.16B with strong margins. Insider selling was noted but not seen as a fundamental change.

S&P Dow Jones Indices announced Bloom Energy, Illumina, and Everpure will join the S&P 500, replacing Molson Coors, The Trade Desk, and Builders FirstSource in the S&P SmallCap 600. The changes will take effect before the market opens later this quarter.