ClearBridge SMID Cap Growth Strategy Outperforms Benchmark in Q1 2026
Written by Emily J. Thompson, Senior Investment Analyst
Updated: 1 day ago
0mins
Should l Buy MIRM?
Source: seekingalpha
- Strong Performance: The ClearBridge SMID Cap Growth Strategy outperformed the Russell 2500 Growth Index in Q1 2026, indicating robust performance in small-cap investments that may attract more investor interest.
- New Portfolio Dynamics: During the first quarter, the fund initiated new positions in several companies, including Mirum Pharmaceuticals and Rambus, reflecting optimism about their future growth potential and possibly providing new profit opportunities for investors.
- Exit Strategy Adjustments: The fund exited positions in stocks like Matador Resources and Duolingo in Q1, demonstrating its keen market awareness and ability to flexibly adjust its portfolio to optimize returns.
- Selective Industry Strength: A small group of industrial stocks reached 52-week highs, indicating strong performance in specific sectors, which may present potential investment opportunities for investors, especially ahead of the upcoming Q1 earnings season.
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Analyst Views on MIRM
Wall Street analysts forecast MIRM stock price to rise
9 Analyst Rating
9 Buy
0 Hold
0 Sell
Strong Buy
Current: 98.950
Low
81.00
Averages
102.33
High
140.00
Current: 98.950
Low
81.00
Averages
102.33
High
140.00
About MIRM
Mirum Pharmaceuticals, Inc. is a biopharmaceutical company. The Company is focused on the treatment of rare diseases affecting children and adults. It has three medicines: LIVMARLI (maralixibat) oral solution (Livmarli), Cholbam (cholic acid) capsules, and Chenodal or Ctexli (chenodiol) tablets. Livmarli is an orally administered, minimally-absorbed ileal bile acid transporter (IBAT) inhibitor (IBATi) that is used for the treatment of cholestatic pruritus in patients with Alagille syndrome (ALGS) in the United States and various other countries and for cholestatic pruritus in patient with progressive familial intrahepatic cholestasis (PFIC) in the United States, Canada and Japan. Cholbam is used for the treatment of bile acid synthesis disorders due to single enzyme deficiencies and adjunctive treatment of peroxisomal disorders. The Company is also advancing its product candidate, volixibat, for the treatment of adult patients with cholestatic liver diseases.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- Strong Performance: The ClearBridge SMID Cap Growth Strategy outperformed the Russell 2500 Growth Index in Q1 2026, indicating robust performance in small-cap investments that may attract more investor interest.
- New Portfolio Dynamics: During the first quarter, the fund initiated new positions in several companies, including Mirum Pharmaceuticals and Rambus, reflecting optimism about their future growth potential and possibly providing new profit opportunities for investors.
- Exit Strategy Adjustments: The fund exited positions in stocks like Matador Resources and Duolingo in Q1, demonstrating its keen market awareness and ability to flexibly adjust its portfolio to optimize returns.
- Selective Industry Strength: A small group of industrial stocks reached 52-week highs, indicating strong performance in specific sectors, which may present potential investment opportunities for investors, especially ahead of the upcoming Q1 earnings season.
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- Stock Option Grant: On March 11, 2026, Mirum Pharmaceuticals granted 5,400 stock options and 6,800 restricted stock units (RSUs) to five new employees as an inducement for their employment, in compliance with Nasdaq Listing Rule 5635(c)(4).
- Exercise Price Set: Each stock option has an exercise price of $91.75, matching the closing price on the grant date, and will vest over four years with 25% vesting after the first year and the remainder vesting monthly over 36 months, ensuring employee retention.
- RSU Vesting Schedule: The RSUs will vest over three years with 33% vesting each year, requiring employees to maintain their service relationship with Mirum through the vesting dates, thereby enhancing long-term commitment and stability among the workforce.
- Company Overview: Mirum Pharmaceuticals focuses on rare diseases with a global portfolio of approved products and a broad pipeline, dedicated to delivering breakthrough medicines for overlooked conditions, showcasing significant market potential and strategic development capabilities.
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- Strong Sales Performance: Mirum Pharmaceuticals reported Q4 2025 net product sales of $149 million, a 50% increase from $99 million in the prior year, with total annual sales reaching $521 million, exceeding guidance and reflecting robust performance in Alagille syndrome and PFIC markets.
- 2026 Sales Outlook: Management projects net product sales for 2026 to be between $630 million and $650 million, indicating confidence in market demand for LIVMARLI and the new drug Brelovitug, which is expected to drive further growth in the rare disease sector.
- Increased R&D Investment: The company anticipates a rise in R&D expenses in 2026, primarily for the Brelovitug clinical program and manufacturing validation, with management emphasizing that these investments will prepare the company for future BLA submissions and maintain its competitive edge.
- Cash Flow and Financial Health: By the end of 2025, Mirum had $391 million in cash and cash equivalents, achieving positive cash flow from operations, demonstrating financial stability that supports business expansion and new product development.
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- Significant Revenue Growth: Mirum Pharmaceuticals reported Q4 revenue of $148.9 million, reflecting a 49.8% year-over-year increase, surpassing market expectations by $7.12 million, which underscores the company's strong performance in market demand and product promotion, solidifying its position in the biopharmaceutical sector.
- Net Loss Reported: Despite the substantial revenue growth, Mirum recorded a net loss of $5.73 million in Q4, indicating ongoing investments in R&D and market expansion, which are expected to lay the groundwork for long-term growth.
- Funding Initiative: Mirum plans to raise $68.5 million through a private placement with TCGX, with the funds aimed at accelerating product development and market outreach, enhancing the company's competitiveness in the highly competitive pharmaceutical market.
- Future Outlook: At the upcoming J.P. Morgan Healthcare Conference, Mirum will present its positive outlook on VOLIXIBAT PSC treatment data, anticipating greater market potential by 2026, which is expected to further bolster investor confidence in the company.
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