EFFECTOR THERAPUTCS (EFTR) Stock Price, News & Analysis
Price Move History
- Daily moves over 5%
- 27 92 sessions, October 22, 2025 to October 22, 2026
- Largest daily move
- +300% close of July 24, 2026
- 1-year change
- +300% closing prices, October 22, 2025 to October 22, 2026
- 1-month change
- +300% closing prices, September 16, 2026 to October 22, 2026
Company Description
EFFECTOR THERAPUTCS (OTC: EFTR) is classified in the biotechnology industry within the Healthcare sector.
EFTR has gained 300.0% over the past year. The last closing price was $0.0008.
For FY2023, EFFECTOR THERAPUTCS 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, financial highlights, and short interest trends.
Stock Performance
EFFECTOR THERAPUTCS (EFTR) closed at $0.0008 on October 22, 2026. Over the past 12 months, the price has gained 300.0%.
EFTR Metrics & Rankings
Price returns through October 22, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
EFFECTOR THERAPUTCS 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. The current ratio was 0.77, measuring current assets divided by current liabilities.
Upcoming Events
Short Interest History
Short interest in EFFECTOR THERAPUTCS (EFTR) currently stands at 5.7 thousand shares, representing 0.1% of the float.
Days to Cover History
Days to cover for EFFECTOR THERAPUTCS (EFTR) currently stands at 30.8 days. The ratio is the reported short interest divided by the average daily trading volume. Since October 2025, the figure has increased by 1431.3%. Across the settlements charted above, it has ranged from 1.0 to 723.7 days.
EFTR Company Profile & Sector Positioning
EFFECTOR THERAPUTCS (EFTR) operates in the Biotechnology industry within the broader Healthcare sector and is listed on the OTC.
Investors comparing EFTR often look at related companies in the same sector, including INNOVEREN SCIENTIFIC INC (IVRN), GRITSTONE BIO INC (GRTSQ), Eloxx Pharmaceuticals, Inc. (ELOX), AMPIO PHARMS INC (AMPE), and ONCOTELIC THERAPEUTCS INC (OTLC). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate EFTR's relative position within its industry.