Is It Too Late to Buy Illumina (ILMN) Stock? Bonsai Partners recently released its Q1 2021 Investor Letter, a copy of which you can download here. The fund posted a return of -0.8% for the quarter (net of fees), underperforming their benchmark, the S&P 500 Index which returned 6.2% in the same quarter. You should check out Bonsai Partners’ top 5 stock picks for investors to buy right now, which could be the biggest winners of this year. In the Q1 2021 Investor Letter, the fund highlighted a few stocks and Illumina Inc. (NASDAQ:ILMN) is one of them. Illumina Inc. (NASDAQ:ILMN) is a biotechnology company. In the last three months, Illumina Inc. (NASDAQ:ILMN) stock lost 7%. Here is what the fund said: