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SLX

Silex Systems

Capital Goods

Silex Systems Limited is an Australian technology company specializing in the commercialization of its proprietary SILEX laser enrichment technology. This technology is applied to uranium production and enrichment, silicon enrichment for quantum computing, and other potential markets. The company positions itself as a leader in laser-based isotope separation, driving innovation on a global scale.

Short position

short percentage7.85%
reported shorts21.9M
shares on issue278.775M

Silex Systems (ASX:SLX) has 7.85% of its shares on issue reported as short positions as of 5 Oct 2026, or about 21,893,346 shares. Over the past 30 days that figure has fallen 0.45 percentage points, and over 90 days it has fallen 0.83 percentage points. Its highest recorded short interest was 13.72% in August 2025. SLX is classified in the Capital Goods industry. All figures come from official ASIC short position reports, published with a four trading-day (T+4) delay.

Price & short interest

Toggle series, zoom, and compare · ASIC daily, T+4

Silex Systems (SLX) short interest history

SLX Short Interest History

30-day change
-0.45pp
90-day change
-0.83pp
1-year change
-1.04pp
All-time high
13.72% (August 2025)
All-time low
0.00% (October 2020)

Is SLX heavily shorted?

SLX's short interest of 7.85% is elevated relative to the ASX average, ranking #31 of 799 ASX securities with reported short positions. ASIC requires positions of 0.01% of issued capital or $100,000 (whichever is less) to be reported.

How has SLX's short interest changed recently?

Over the past 30 days Silex Systems's short interest has been broadly stable, and over 90 days it has fallen 0.83 percentage points. The current level is 7.85% of shares on issue.

What is the highest SLX's short interest has been?

Since 2010, Silex Systems's short interest peaked at 13.72% in August 2025 and bottomed at 0.00% in October 2020.

Where does this data come from?

All figures are sourced from daily ASIC short position reports, published with a four trading-day (T+4) delay. Shorted aggregates the full history since 2010. See our methodology.