Alamar Biosciences ALMR Insider Ownership

Updated Oct 22, 2026

Over the past year, ALMR insiders bought $4 million of stock (235.29K shares) and sold $10.77 million (391.19K shares) on the open market.

• Among ALMR insiders, Illumina Innovation Fund II GP, L.L.C. (10% owner) bought the most stock on the open market in the past 12 months: $4 million (235.29K shares), most recently on April 20, 2026.
• Meanwhile, the largest open-market sales of ALMR in the past 12 months were by Qiming Corporate GP VI, Ltd. (10% owner), totaling $10.77 million (391.19K shares), most recently on October 20, 2026.
• In transactions other than open-market trades, Alamar Biosciences insiders received 154.1K shares in stock awards and acquired 20.09Mn shares through option exercises and conversions over the past 12 months.
• Business Quant data puts insider holdings in ALMR at 6.85Mn shares across insiders' latest Form 4 filings, or 9.88% of the 69.39Mn shares outstanding; that total is down 0.53% from 6.89Mn shares at the end of Q2 2026.
• Alamar Biosciences insiders hold 3.27Mn shares directly (47.72% of their total) and 3.58Mn shares (52.28%) indirectly, through entities such as trusts and partnerships.
• Per Business Quant, 8 insiders of ALMR hold shares, counting officers, directors and 10% owners who have filed a Form 4 in the past two years.
• Alamar Biosciences' three biggest insider holders are Yuling Luo (Chief Executive Officer, 3.16Mn shares), Qiming Corporate GP VI, Ltd. (10% owner, 1.85Mn shares) and Shiping Chen (Chief Operating Officer, 760.11K shares), based on their latest Form 4 filings.
• Of the shares held by ALMR insiders, 46.18% belong to Yuling Luo.
• Institutions accounted for 35.00% of ALMR's outstanding shares in Q2 2026.
• Over the past 12 months, 11 insiders reported transactions in Alamar Biosciences stock in 13 Form 4 filings.
• These insider figures for Alamar Biosciences are based on Form 4 filings through October 21, 2026.