Effector Therapeutics (EFTR) Stock Price, News & Analysis
Price Move History
- Daily moves over 5%
- 25 104 sessions, September 2, 2025 to September 2, 2026
- Largest daily move
- +300% close of July 24, 2026
- 1-year change
- +300% closing prices, September 2, 2025 to September 2, 2026
Company Description
Effector Therapeutics (OTC Link: EFTR) is classified in the biotechnology industry within the Pharmaceutical Preparations sector.
EFTR has gained 300.0% over the past year. The last closing price was $0.0008.
For FY2023, Effector Therapeutics reported revenue of $0 with net income of -$35.8M and diluted earnings per share of -$16.37.
This page collects what Stock Titan holds for EFTR, including price data, latest news, SEC filings, insider trading activity, financial highlights, upcoming events, and short interest trends.
Stock Performance
Effector Therapeutics (EFTR) closed at $0.0008 on September 2, 2026. Over the past 12 months, the price has gained 300.0%.
EFTR Metrics & Rankings
Price returns through September 2, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
Effector Therapeutics has 10 recent news articles. Of the recent coverage, 1 article coincided with positive price movement and 9 with negative movement. Key topics include clinical trial, earnings, conferences, offering. View all EFTR news →
SEC Filings
Financial Highlights
operating income reached -$33.8M, and net income was -$35.8M. Diluted earnings per share stood at -$16.37. The company generated -$29.6M in operating cash flow. With a current ratio of 0.77, short-term liquidity bears monitoring.
Upcoming Events
Short Interest History
Short interest in Effector Therapeutics (EFTR) currently stands at 5.7 thousand shares, representing 0.1% of the float. This relatively low short interest suggests limited bearish sentiment. With 89.5 days to cover, it would take significant time for short sellers to close their positions based on average trading volume.
Days to Cover History
Days to cover for Effector Therapeutics (EFTR) currently stands at 89.5 days, up 895% from the previous period. This elevated days-to-cover ratio indicates it would take over two weeks of average trading volume for short sellers to exit their positions, suggesting potential for a short squeeze if positive news emerges. The days to cover has increased 1342.7% over the past year, indicating either rising short interest or declining trading volume. The ratio has shown significant volatility over the period, ranging from 1.0 to 723.7 days.
EFTR Company Profile & Sector Positioning
Effector Therapeutics (EFTR) operates in the Biotechnology industry within the broader Pharmaceutical Preparations sector and is listed on the OTC Link.
Investors comparing EFTR often look at related companies in the same sector, including Innoveren Scientific Inc (IVRN), Gritstone Bio Inc (GRTSQ), Eloxx Pharmaceut (ELOX), Ampio Pharma (AMPE), and Oncotelic Therapeutics Inc (OTLC). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate EFTR's relative position within its industry.