4DX vs EOS — ASX Short Interest Comparison

Side-by-side comparison of short positions for 4dmedical (ASX:4DX) and Electro Optic Systems Holdings (ASX:EOS), based on official ASIC short position reports as of 24 Sept 2026.

4DX is more heavily shorted, with 12.00% of shares reported as short positions against 10.42% for EOS — a gap of 1.57 percentage points.

4DX

More shorted

4dmedical

Short interest
12.00%
Reported positions
72,165,850
Industry
Health Care Equipment & Services

Electro Optic Systems Holdings

Short interest
10.42%
Reported positions
23,110,244
Industry
Capital Goods

Source: official ASIC short position reports (T+4 delay). Methodology · Disclaimer — not financial advice.