If You Invested in Immutep Ltd (PRRUF)
Looking for the current price? See the PRRUF quote & overviewWhat $1,000 or $10,000 in PRRUF Would Be Worth Now
Real historical value by amount invested and how long ago| If you invested | 1 year ago | 5 years ago | 10 years ago | Since Dec 31, 2021 |
|---|---|---|---|---|
| $1,000 | $258 -74% | — | — | $154 -85% |
| $10,000 | $2,576 -74% | — | — | $1,538 -85% |
Based on real historical closing prices, dividend- and split-adjusted, through 2026-05-26. Past performance does not guarantee future results.
Custom Calculation
Choose your own date and amount for PRRUF$1,000 Investment Over Time
PRRUF vs S&P 500Year-by-Year Returns
PRRUF annual performance| Year | Start Price | End Price | Annual Return | Cumulative |
|---|---|---|---|---|
| 2021 | $0.3250 | $0.3250 | +0.0% | +0.0% |
| 2022 | $0.3550 | $0.1866 | -47.4% | -42.6% |
| 2023 | $0.1867 | $0.2448 | +31.1% | -24.7% |
| 2024 | $0.2307 | $0.2040 | -11.6% | -37.2% |
| 2025 | $0.20 | $0.3210 | +60.5% | -1.2% |
| 2026 | $0.2535 | $0.05 | -80.3% | -84.6% |
About Immutep Ltd
Healthcare · OTC Link
IMMUTEP LTD ORD (PRRUF) refers to ordinary shares of Immutep Limited, a foreign private issuer that files reports with the U.S. Securities and Exchange Commission. The company submits current reports on Form 6-K under the Securities Exchange Act of 1934, indicating that it provides periodic updates to U.S. investors in connection with its listing and reporting obligations.
Immutep Limited is organized outside the United States and has identified its principal executive office in Sydney, New South Wales, Australia. As a foreign issuer, it uses Form 20-F as its primary annual reporting format with the SEC, as indicated by its selection of Form 20-F status in its filings. The PRRUF symbol represents access to the company’s ordinary shares for investors who follow its disclosures through U.S. regulatory channels.
Regulatory reporting framework
According to its SEC disclosures, Immutep Limited furnishes reports on Form 6-K pursuant to Rules 13a-16 or 15d-16 under the Securities Exchange Act of 1934. These filings allow the company to provide information that it makes public in its home market or that it is required to file with a foreign stock exchange or foreign regulator. The company also indicates that it does not rely on the Rule 12g3-2(b) exemption, as reflected in its Form 6-K check-box responses.
Immutep’s filings may include exhibits that describe operational or research-related developments. For example, one Form 6-K references an exhibit describing a research collaboration involving the evaluation of a neoadjuvant treatment approach, illustrating that the company uses its SEC reports to communicate scientific or clinical research collaborations to investors.
Location and corporate form
The company identifies its principal executive office as being located in Sydney, in the state of New South Wales, Australia. This confirms that Immutep Limited operates as an Australia-based entity while maintaining a presence in U.S. capital markets through its foreign issuer reporting status. The reference to ordinary shares in the PRRUF designation reflects that investors are dealing with the company’s standard equity securities.
Use of Form 6-K and exhibits
Form 6-K filings by Immutep Limited can contain a variety of exhibits, including announcements of collaborations and other material information. In one such filing, the exhibit list includes an item describing a research collaboration with the George Washington University Cancer Center to evaluate a neoadjuvant treatment referred to as efti. This demonstrates that the company’s SEC reports can provide insight into its research-related activities and partnerships.
Investor considerations
For investors following PRRUF, the SEC reporting framework used by Immutep Limited offers a structured way to review information that the company furnishes to the U.S. market. Form 6-K current reports and Form 20-F annual reports are central to understanding the disclosures the company chooses to provide as a foreign private issuer. These documents, together with any attached exhibits, form the primary source of publicly available regulatory information about the company for U.S.-based investors.
Frequently Asked Questions
Immutep Ltd investment returns
How much would $1,000 invested in Immutep Ltd be worth today?
If you invested $1,000 in Immutep Ltd (PRRUF) 1 years ago on 2025-09-15, your investment would be worth $258 as of 2026-05-26, representing a -74.2% total return, growing at a compounded rate of -85.9% per year (CAGR).
Has Immutep Ltd outperformed the S&P 500?
Comparison data requires at least 10 years of trading history. Use the calculator above to compare PRRUF performance over available time periods.
What is Immutep Ltd's average annual return?
The compound annual growth rate (CAGR) of PRRUF over the past 1 years is -85.9%, growing at a compounded rate each year. Individual years vary significantly — PRRUF's best recent year was 2025 (+60.5%) and worst was 2026 (-80.3%).
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