Tandem Diabetes Care, Guardion Health, GT Biopharma among healthcare movers
Written by Emily J. Thompson, Senior Investment Analyst
Updated: May 21 2024
0mins
- Gainers: Biodexa Pharmaceuticals ADR (BDRX) up by 63%, Xylo Technologies ADR (XYLO) up by 25%, GT Biopharma (GTBP) up by 18%, Guardion Health Sciences (GHSI) up by 11%, Tandem Diabetes Care (TNDM) up by 9%.
- Losers: American Oncology Network (AONC) down by 20%, MyMD Pharmaceuticals (MYMD) down by 13%, SAB Biotherapeutics (SABS) down by 12%, Lucy Scientific Discovery (LSDI) down by 10%, Exscientia ADR (EXAI) down by 7%.
- S&P 500 Health Care Sector: Increased by 0.54% to 1707.08. Health Care Equipment & Services increased by 0.11% to 1958.99. Pharmaceuticals, Biotechnology & Life Science, contributing 58% to the index, increased by 0.84% to 1409.64.
- Health Care Select Sector SPDR: Articles discuss healthcare being ripe for buying despite patent cliff, a pivotal week of earnings for healthcare stocks, and how fundamentals don't support overweighting health care.
- Short Interest in S&P 500 Healthcare Sector: Short interest dipped in April, with biotechnology companies being the most shorted. Health care is considered crowded but trades at a discount compared to historical trends according to Bank of America.
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Analyst Views on TNDM
Wall Street analysts forecast TNDM stock price to rise
18 Analyst Rating
8 Buy
10 Hold
0 Sell
Moderate Buy
Current: 17.200
Low
14.00
Averages
26.33
High
55.00
Current: 17.200
Low
14.00
Averages
26.33
High
55.00
About TNDM
Tandem Diabetes Care, Inc. is a global insulin delivery and diabetes technology company that manufactures and sells advanced automated insulin delivery systems. Its pump portfolio features the Tandem Mobi system and the t:slim X2 insulin pump, both of which feature Control-IQ advanced hybrid closed-loop technology. Its t:slim X2 and Tandem Mobi pumps can be used with a variety of infusion sets to offer patients choice in how and where their pump is worn. In addition, they are software updatable from a personal computer and compatible with its Web-based data management application. Both pumps feature its Control-IQ advanced hybrid closed loop technology, with an automated insulin delivery (AID) feature designed to help increase a user's time in the targeted glycemic range. There are two primary therapies used by people with insulin-dependent diabetes, Multiple Daily Injection (MDI) and insulin pumps. As part of its AID systems, it offers pump integration with multiple CGM sensors.
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.

- Stock Surge: Tandem Diabetes Care (TNDM) saw a ~14% increase in afternoon trading on Monday, primarily driven by an upgrade from Wells Fargo, indicating strong market confidence in its future performance.
- Rating Upgrade: Wells Fargo raised Tandem's rating from equal-weight to overweight and increased its target price from $21 to $27, suggesting a ~57% upside, reflecting analysts' optimistic outlook on the company's new business model.
- Advantages of PAYGO Model: Analyst Larry Biegelsen highlighted that Tandem's pay-as-you-go (PAYGO) pharmacy model offers low upfront costs, and management expressed confidence in growing new starts in the U.S., indicating better-than-expected market acceptance of this model.
- Future Catalysts: The Mobi Tubeless product is seen as a near-term catalyst expected to drive margin improvement, further solidifying Tandem's competitive position in the insulin pump market.
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- Executive Rating Updates: Goldman Sachs initiates coverage on HawkEye 360 with a Buy rating, emphasizing its status as a profitable RF signals intelligence satellite operator, which is expected to achieve substantial revenue and earnings growth, reflecting strong confidence in its market potential.
- Dell Rating Upgrade: Morgan Stanley upgrades Dell from Underweight to Equal Weight, admitting prior market expectations were incorrect, highlighting Dell's superior supply chain management and execution compared to peers, enabling effective capture of critical demand and market share gains.
- MedTech Company Upgrade: Wells Fargo upgrades Tandem Diabetes Care to Overweight, citing an attractive risk/reward profile in the medical technology sector, indicating optimism about its future growth potential.
- Microsoft Market Performance Initiation: Citizens initiates Microsoft with a Market Outperform rating and a $550 price target, reflecting strong market performance potential despite a 7% decline year-to-date, indicating resilience in its business model.
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- New Investment Disclosure: Paradice Investment Management disclosed a new position in McGrath RentCorp (NASDAQ:MGRC) on May 14, 2026, acquiring 158,670 shares valued at approximately $17.64 million, indicating strong confidence in the company.
- Market Performance Analysis: Despite MGRC shares declining 4% over the past year, the company's ongoing expansion in the rental business and its impressive 35-year dividend growth streak highlight its stability and attractiveness in the industry.
- Financial Health Status: In the first quarter, MGRC reported a 2% increase in total revenue to $198.5 million and a 5% rise in rental revenue to $162.2 million, demonstrating resilience and growth potential amid economic uncertainty.
- Future Outlook: MGRC reaffirmed its full-year revenue guidance of up to $995 million and adjusted EBITDA of up to $378 million, suggesting that if rental demand remains strong, the current valuation may appear more attractive than recent share performance indicates.
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- Revenue Growth: Tandem Diabetes Care reported Q1 2026 revenue of $247.2 million, reflecting a 5.5% year-on-year increase that surpassed analyst expectations of $239.6 million, indicating strong market performance.
- Profitability Improvement: The GAAP loss per share was $0.30, better than the expected $0.44 loss, while adjusted EBITDA reached $2.73 million with a 103% year-on-year growth, showcasing significant operational efficiency gains.
- Strategic Transition: The company reaffirmed its full-year revenue guidance of $543 million, which is 49.5% below analyst estimates; however, management emphasized that the rollout of the PayGo pharmacy model will be a central growth driver moving forward.
- International Expansion: Tandem launched direct commercial operations in the UK, Switzerland, and Austria, which is expected to improve average selling prices and drive margin gains, with early feedback indicating strong potential in international markets.
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- FDA Approval: The FDA has cleared Tandem Diabetes' Control-IQ+ automated insulin delivery technology for use in pregnant women with type 1 diabetes, making it the first commercially available AID system for pregnancy in the U.S., representing a significant advancement in diabetes management.
- Clinical Trial Results: In the CIRCUIT trial, participants using Control-IQ experienced a 12.6% increase in time spent in the target glucose range during pregnancy, equating to approximately three additional hours per day, highlighting the technology's potential to improve pregnancy outcomes.
- Healthcare Training Initiatives: Tandem Diabetes will conduct a series of training events for healthcare providers, with the first event scheduled at the 2026 American Diabetes Association Scientific Sessions, aimed at enhancing awareness and application of diabetes management during pregnancy.
- Long-term Strategic Impact: This FDA approval not only enhances Tandem's competitive position in the market but also provides a safer and more effective management option for pregnant diabetes patients, which is expected to drive future sales growth and brand influence.
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