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Masimo, Integra LifeSciences, CONMED, IQVIA, and Charles River Laboratories Shares Are Soaring, What You Need To Know

By: StockStory

September 30, 2025 at 16:05 PM EDT

MASI Cover Image

What Happened?

A number of stocks jumped in the afternoon session after reports revealed a potential drug-pricing agreement between the White House and the pharmaceutical industry. The Trump administration is advancing its “Most Favored Nation” initiative, which aims to lower prescription drug costs for Americans. This policy would tie the prices of medications in the U.S. to the lowest costs paid by other wealthy nations. As part of this push, Pfizer has reportedly entered into an agreement to voluntarily sell its medications through Medicaid at these reduced prices. The move comes as the administration intensifies pressure on drugmakers to make prices more affordable. While pricing controls can often be a headwind, the market's positive reaction suggests that investors may see this voluntary agreement as a way to resolve regulatory uncertainty, providing a clearer path forward for the industry.

The stock market overreacts to news, and big price drops can present good opportunities to buy high-quality stocks.

Among others, the following stocks were impacted:

Patient Monitoring company Masimo (NASDAQ: MASI) jumped 3.6%. Is now the time to buy Masimo? Access our full analysis report here, it’s free.
Surgical Equipment & Consumables - Specialty company Integra LifeSciences (NASDAQ: IART) jumped 5.5%. Is now the time to buy Integra LifeSciences? Access our full analysis report here, it’s free.
Surgical Equipment & Consumables - Diversified company CONMED (NYSE: CNMD) jumped 3.4%. Is now the time to buy CONMED? Access our full analysis report here, it’s free.
Drug Development Inputs & Services company IQVIA (NYSE: IQV) jumped 4.9%. Is now the time to buy IQVIA? Access our full analysis report here, it’s free.
Drug Development Inputs & Services company Charles River Laboratories (NYSE: CRL) jumped 5.5%. Is now the time to buy Charles River Laboratories? Access our full analysis report here, it’s free.

Zooming In On Integra LifeSciences (IART)

Integra LifeSciences’s shares are extremely volatile and have had 30 moves greater than 5% over the last year. In that context, today’s move indicates the market considers this news meaningful but not something that would fundamentally change its perception of the business.

The previous big move we wrote about was 5 days ago when the stock dropped 5.6% on the news that the U.S. Commerce Department initiated a national security investigation into medical equipment and devices, raising concerns about potential tariffs.

The probe, conducted under Section 232 of the Trade Expansion Act, examines whether imports of items like syringes, infusion pumps, and surgical instruments pose a national security risk. Such investigations can pave the way for new import duties, creating a significant overhang for the sector. The goal of potential tariffs would be to boost domestic manufacturing by increasing the cost of foreign goods. This development has introduced new uncertainty for the industry, leading to broad-based declines in the stocks of major manufacturers, including Baxter International and GE HealthCare, as investors weigh the potential impact on supply chains and costs.

Integra LifeSciences is down 37.5% since the beginning of the year, and at $14.39 per share, it is trading 46.1% below its 52-week high of $26.70 from November 2024. Investors who bought $1,000 worth of Integra LifeSciences’s shares 5 years ago would now be looking at an investment worth $304.74.

Do you want to know what moves the business you care about? Add them to your StockStory watchlist and every time a stock significantly moves, we provide you with a timely explanation straight to your inbox. It’s free and will only take you a second.

Symbol	Price	Change (%)
AMZN	230.30	+1.05 (0.46%)
AAPL	269.70	+0.70 (0.26%)
AMD	264.33	+6.32 (2.45%)
BAC	52.58	-0.29 (-0.55%)
GOOG	275.17	+6.74 (2.51%)
META	751.67	+0.23 (0.03%)
MSFT	541.55	-0.52 (-0.10%)
NVDA	207.04	+6.01 (2.99%)
ORCL	275.30	-5.53 (-1.97%)
TSLA	461.51	+0.96 (0.21%)

Symbol

Price

Change (%)

AMZN

230.30

+1.05 (0.46%)

AAPL

269.70

+0.70 (0.26%)

AMD

264.33

+6.32 (2.45%)

BAC

52.58

-0.29 (-0.55%)

GOOG

275.17

+6.74 (2.51%)

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Masimo, Integra LifeSciences, CONMED, IQVIA, and Charles River Laboratories Shares Are Soaring, What You Need To Know

What Happened?

Zooming In On Integra LifeSciences (IART)

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