Korro Bio, Inc., a biopharmaceutical firm based in Cambridge, Massachusetts, is dedicated to exploring, advancing, and bringing to market genetic therapeutics. These ...
Korro Bio, Inc. (NASDAQ: KRRO) is a clinical-stage biopharmaceutical company founded in 2018 and headquartered in Cambridge, Massachusetts. The company's mission is to unlock the potential of RNA editing to treat both rare and prevalent diseases by harnessing the body's natural machinery to correct disease-causing mutations at the RNA level. ...Korro Bio, Inc. (NASDAQ: KRRO) is a clinical-stage biopharmaceutical company founded in 2018 and headquartered in Cambridge, Massachusetts. The company's mission is to unlock the potential of RNA editing to treat both rare and prevalent diseases by harnessing the body's natural machinery to correct disease-causing mutations at the RNA level. Its proprietary platform, OPERA®, is designed to enable precise and transient editing of RNA, offering a novel approach compared to traditional gene therapy or DNA editing, with potential advantages in safety, reversibility, and tunability.
Korro's pipeline focuses on diseases where RNA editing can provide a unique solution, initially targeting alpha-1 antitrypsin deficiency (AATD) and other liver and central nervous system disorders. The company is led by CEO and President Ram Aiyar, Ph.D., MBA, who brings extensive experience in drug development. Co-founder Nessan Bermingham, Ph.D., serves as Chairman of the Board and was instrumental in founding the company.
As of the latest data, Korro has approximately 73 full-time employees, indicating a lean biotech operation. Financially, the company is pre-revenue, with a market capitalization of around $132 million and an enterprise value of $149.9 million. Its financial metrics show heavy investment in research and development, with R&D expenses to revenue ratio of 2,155.5% (since revenue is minimal, likely from licensing or grants). The company has a strong balance sheet with a current ratio of 9.55 and no dividend payments. The recent stock price is $13.32, trading significantly below its 52-week high of $55.89 but above its low of $5.204, reflecting the volatility inherent in biotech stocks.
Korro's business model is centered on advancing its lead programs into clinical trials, establishing strategic partnerships, and ultimately commercializing therapies either independently or with partners. The company's long-term success hinges on clinical trial results, regulatory approvals, and its ability to secure additional funding to support operations until profitability. With its focus on a cutting-edge RNA editing approach and a clear unmet medical need, Korro Bio represents a promising yet high-risk investment in the biotechnology sector.
YoYYoY means Year-over-Year. It compares the latest annual value with the previous annual value to show long-term trend strength.
QoQQoQ means Quarter-over-Quarter. It compares the latest quarter with the immediately previous quarter to show short-term momentum changes.
RevenueThe total money that came through the front door from selling things, before paying a single bill. Think of it as the grand total of every credit card swipe from customers. (YoY compares this year to last year's performance, while QoQ compares the current three months to the previous three).
$6.4M
+181.5%
—
Net IncomeThe absolute bottom line. If the company paid every single supplier, employee, banker, and tax collector, this is the actual money left in their pocket at the end of the day.
$-117.3M
-40.3%
+3.6%
Gross MarginThe basic markup. If they sell a $100 pair of sneakers, this percentage tells you how much of that price tag is profit right after paying for the rubber and shoelaces, but before paying for things like store rent or TV commercials.
+33.0%
-67.0%
—
Operating MarginThe 'day job' efficiency score. Out of every dollar a customer spends, this shows how many cents the company keeps after making the product AND paying for all the everyday corporate overhead (like salaries, marketing, and keeping the lights on).
-1366.4%
+66.2%
—
Net MarginThe final take-home percentage. When you strip away every conceivable cost, tax, and interest payment, this is the exact number of cents the company truly gets to keep from every dollar in sales.
-1834.5%
+50.2%
—
Free Cash FlowThe holy grail of corporate cash. It's the spendable, physical money left over after the business pays for its daily operations AND buys the big, expensive upgrades (like new factories or servers) it needs to survive. This is the 'free' money they can use to pay dividends or buy back stock.
$-79.1M
-1.4%
-5.8%
FCF MarginThe ultimate cash conversion rate. It shows how good the company is at turning regular sales directly into cold, hard, spendable cash. A high percentage means the business is an absolute cash-printing machine.
-1237.2%
+64.0%
—
Debt / EquityThe financial risk gauge. It compares how much of the company's empire was built using borrowed money (loans) versus the owners' own money (shareholders). A high number means they are heavily leveraged and playing a riskier game; a low number means they are playing it safe.
84.5%
+202.9%
+14.1%
Current RatioThe 12-month survival check. It simply compares the cash they have right now (plus things they can quickly turn into cash) against the immediate bills they absolutely must pay this year. A score above 1 means they have enough in the wallet to cover the upcoming bills without panicking.
6.90x
-21.5%
+17.6%
Total AssetsThe absolute size of the company's empire. It bundles together absolutely everything of value they own—from the cash in the register and the inventory in the warehouse, to the software patents in the vault and the factories on the ground.