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Polaryx Therapeutics (PLYX) Stock Price, News & Analysis

PLYX NASDAQ
Published by Stock Titan Data refreshed

Price Move History

Daily moves over 5%
69 156 sessions, February 2, 2026 to September 15, 2026
Largest daily move
+69.6% close of March 10, 2026

Company Description

Polaryx Therapeutics (NASDAQ: PLYX) is classified in the biotechnology industry within the Healthcare sector and carries a market capitalization of $103.2M.

PLYX has declined 21.3% over the past month. The last closing price was $2.04.

For FY2025, Polaryx Therapeutics reported net income of -$9.0M and diluted earnings per share of -$0.20.

This page collects what Stock Titan holds for PLYX, including price data, latest news, SEC filings, insider trading activity, financial highlights, upcoming events, and short interest trends.

Stock Performance

$2.07
+1.22%
+0.02
Last updated: September 16, 2026 at 13:30
-21.3%
Performance 1 month
$103.2M

Polaryx Therapeutics (PLYX) closed at $2.04 on September 15, 2026. Over the past month, the price has lost 21.3%.

See what a $1,000 investment in PLYX would be worth today

PLYX Metrics & Rankings

Price returns through September 15, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.

SEC Filings

Polaryx Therapeutics has filed 5 recent SEC filings, including 2 Form 8-K, 1 Form 10-Q, 1 Form ARS, 1 Form DEF 14A. The most recent filing was submitted on September 11, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all PLYX SEC filings →

Financial Highlights

operating income reached -$7.8M, and net income was -$9.0M. Diluted earnings per share stood at -$0.20. The company generated -$3.9M in operating cash flow. With a current ratio of 8.55, the balance sheet reflects a strong liquidity position.

-$9.0M
Net Income (FY2025)
-$3.9M
Operating Cash Flow
Revenue (FY2025)

Upcoming Events

OCT
01
October 1, 2026 - December 31, 2026 Clinical

SOTERIA Phase 2 start

Planned initiation window for the SOTERIA Phase 2 trial of PLX-200; expected to begin sometime in Q4 2026.
OCT
01
October 1, 2026 - December 31, 2026 Clinical

SOTERIA trial initiation

Phase 2 SOTERIA trial (PLX-200) for CLN2/CLN3/Krabbe/Sandhoff, NCT07740512; sentinel safety cohort and 96-week maintenance; start Q4 2026.

Polaryx Therapeutics has 2 upcoming scheduled events. The next event, "SOTERIA Phase 2 start", is scheduled for October 1, 2026 (in 14 days). Investors can track these dates to stay informed about potential catalysts that may affect the PLYX stock price.

Short Interest History

Last 12 Months

Short interest in Polaryx Therapeutics (PLYX) currently stands at 204.5 thousand shares, down 17.9% from the previous reporting period, representing 1.4% of the float. Since February 2026, short interest has increased by 681.2%. This relatively low short interest suggests limited bearish sentiment.

Days to Cover History

Last 12 Months

Days to cover for Polaryx Therapeutics (PLYX) currently stands at 1.7 days, down 34.6% from the previous period. This low days-to-cover ratio indicates high liquidity, allowing short sellers to quickly exit positions if needed. The days to cover has increased 70% over the past year, indicating improving liquidity conditions. The ratio has shown significant volatility over the period, ranging from 1.0 to 3.8 days.

PLYX Company Profile & Sector Positioning

Polaryx Therapeutics (PLYX) operates in the Biotechnology industry within the broader Healthcare sector and is listed on the NASDAQ.

Frequently Asked Questions

What is the current stock price of Polaryx Therapeutics (PLYX)?

The current stock price of Polaryx Therapeutics (PLYX) is $2.07 as of September 16, 2026.

What is the market cap of Polaryx Therapeutics (PLYX)?

The market cap of Polaryx Therapeutics (PLYX) is approximately $103.2M. Learn more about what market capitalization means .

What is the net income of Polaryx Therapeutics (PLYX)?

The FY2025 net income of Polaryx Therapeutics (PLYX) is -$9.0M, from its most recent completed fiscal year.

What is the earnings per share (EPS) of Polaryx Therapeutics (PLYX)?

The diluted earnings per share (EPS) of Polaryx Therapeutics (PLYX) is -$0.20 for FY2025, its most recent completed fiscal year. Learn more about EPS .

What is the operating cash flow of Polaryx Therapeutics (PLYX)?

The operating cash flow of Polaryx Therapeutics (PLYX) is -$3.9M. Learn about cash flow.

What is the current ratio of Polaryx Therapeutics (PLYX)?

The current ratio of Polaryx Therapeutics (PLYX) is 8.55, indicating the company's ability to pay short-term obligations. Learn about liquidity ratios.

What is the operating income of Polaryx Therapeutics (PLYX)?

The operating income of Polaryx Therapeutics (PLYX) is -$7.8M. Learn about operating income.