GET DAILY SIGNALSWhy Is OmniAb (OABI) Stock Up +0.70% Today?
Key Takeaways
- OABI shares closed at $4.33, up 0.70% ($0.03), extending a powerful multi-week advance.
- The gain capped a week in which the stock climbed roughly 28% and came within about 6% of its 52-week high of $4.59.
- Momentum traces back to a blowout Q2 report (revenue up 244% year over year) and a new Eli Lilly collaboration worth up to $370 million in milestones.
- Management raised guidance twice, lifting 2026 revenue to $32–36 million and year-end cash to $49–53 million.
- Volume ran well above average, while technical indicators signaled an extended, overbought setup.
- Traders are watching the October 6 Investor & Analyst Day and the Q3 earnings report expected in early November.
Opening Summary
OmniAb, Inc. (OABI), an Emeryville, California-based biotechnology company that licenses antibody-discovery technology to pharmaceutical and biotech partners, closed the latest session at $4.33, up 0.70% from the prior close of $4.30. The move confirmed the stock's upward trajectory, which has now carried shares roughly 105% higher over the past month and more than 134% higher year to date. Markets attributed the continued strength to a combination of a strong second-quarter earnings beat, an upgraded financial outlook, and a high-profile partnership with Eli Lilly announced earlier in the month.
Earnings Beat and Raised Guidance Fuel Momentum
The foundation of the rally was laid on August 6, when OmniAb reported second-quarter results that far exceeded Wall Street expectations. Total revenue reached $13.4 million, up 244% from $3.9 million a year earlier, while the net loss narrowed to $5.9 million, or $0.05 per share, from $15.9 million a year ago. The company beat consensus estimates of a $0.12-per-share loss and roughly $4.7 million in revenue, driven largely by milestone payments as partner programs advanced in clinical development.
Management followed the report by raising full-year 2026 revenue guidance to a range of $32 million to $36 million, and later lifted its year-end cash outlook to $49 million to $53 million from a prior $37 million to $41 million. The company ended the second quarter with 110 active partners, 425 active programs, 34 active clinical programs, and more than $3 billion in contracted potential milestone payments, reinforcing the long-term licensing story.
Eli Lilly Collaboration Anchors the Rally
The sharpest single catalyst arrived on August 17, when OmniAb announced a global collaboration and license agreement with Eli Lilly (LLY) for a new ion channel discovery program. Under the terms, Lilly will use OmniAb's ion channel discovery and screening capabilities, with OmniAb eligible for up to $370 million in research, development, and commercial milestone payments, plus tiered royalties on global net sales. The undisclosed upfront payment and expanded cash outlook reduced near-term dilution risk and gave management additional runway, factors that fueled a double-digit premarket surge that has since consolidated into a steady grind higher.
Analyst Support and Technical Momentum
Adding to the bullish backdrop, HC Wainwright reiterated a Buy rating with an $11 price target following the earnings and partnership news. On a technical basis, OABI trades well above its 50-day and 200-day moving averages, and its relative strength reading has been among the highest in the market. The stock broke decisively above its prior 52-week high near $3.63, which now serves as a key support level, though momentum indicators such as the RSI sit near overbought territory, signaling the possibility of profit-taking or consolidation.
Market Context and Trading Activity
The latest session was choppy rather than one-directional. Shares opened near $4.31, climbed to an intraday high of $4.535, pulled back to $4.14, and recovered to close at $4.33. Volume of roughly 1.85 million shares ran well above the stock's average of about one million, indicating sustained participation rather than a one-off spike. The advance has been largely company-specific: broader equity indices moved modestly, and the move reflects OmniAb-specific catalysts rather than broad sector sympathy, even as the biotech and life-sciences-tools complex has generally supported growth-stage names.
What Comes Next for OABI
Investors will look next to OmniAb's Investor & Analyst Day on October 6 and its third-quarter earnings report, expected in early November. Key drivers include continued advancement of partner programs, additional clinical entrants, and any further progress on the xPloration screening platform. Risks remain material: milestone revenue is inherently lumpy, the company is still unprofitable, and shares are technically extended after a triple-digit run. The stock's heavy reliance on partner decisions and clinical timelines means quarterly results can vary significantly, even as the contracted milestone base provides longer-term visibility.
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OABI in +14.53% Uptrend, growing for three consecutive days on October 28, 2026
Moving higher for three straight days is viewed as a bullish sign. Keep an eye on this stock for future growth. Considering data from situations where OABI advanced for three days, in 151 of 213 cases, the price rose further within the following month. The odds of a continued upward trend are 71%.
Technical Analysis (Indicators)
Bullish Trend Analysis
The Momentum Indicator moved above the 0 level on October 27, 2026. You may want to consider a long position or call options on OABI as a result. In 55 of 96 past instances where the momentum indicator moved above 0, the stock continued to climb. The odds of a continued upward trend are 57%.
The Moving Average Convergence Divergence (MACD) for OABI just turned positive on October 28, 2026. Looking at past instances where OABI's MACD turned positive, the stock continued to rise in 27 of 48 cases over the following month. The odds of a continued upward trend are 56%.
The Aroon Indicator entered an Uptrend today. In 95 of 187 cases where OABI Aroon's Indicator entered an Uptrend, the price rose further within the following month. The odds of a continued Uptrend are 51%.
Bearish Trend Analysis
The Stochastic Oscillator has been in the overbought zone for 2 days. Expect a price pull-back in the near future.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where OABI declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 84%.
OABI broke above its upper Bollinger Band on October 28, 2026. This could be a sign that the stock is set to drop as the stock moves back below the upper band and toward the middle band. You may want to consider selling the stock or exploring put options.
Fundamental Analysis (Ratings)
The Tickeron Valuation Rating of 13 (best 1 - 100 worst) indicates that the company is seriously undervalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (2.843) is normal, around the industry mean (3.104). P/E Ratio (-14.139) is within average values for comparable stocks, (-0.958). Projected Growth (PEG Ratio) (0.000) is also within normal values, averaging (9.059). Dividend Yield (0.000) settles around the average of (129.907) among similar stocks. P/S Ratio (14.124) is also within normal values, averaging (439.647).
The Tickeron Price Growth Rating for this company is 34 (best 1 - 100 worst), indicating steady price growth. OABI’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron SMR rating for this company is 95 (best 1 - 100 worst), indicating weak sales and an unprofitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron PE Growth Rating for this company is 98 (best 1 - 100 worst), pointing to worse than average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Profit vs. Risk Rating rating for this company is 100 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. OABI’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 94, placing this stock worse than average.
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Industry Biotechnology
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