Electro Optic (EOS) is held by 15 ASX ETFs. Over the last 3 months it rose 12.9%: on $10,000, +$1293. We explain 5 big moves in that time.
About EOS
- SectorIndustrials
- IndustryCapital Goods
- Size$2.3b
- Held by15 ETFs
- Big moves5 in 3M
Each dot is a move we explain. Tap one, or a row of Why it moved, to see what caused it.
Why it moved
- −4.3%peak +22.0%9 Oct 2026· Contract
EOS announced a new nation-wide counter-drone contract worth A$700 million, directly triggering the sharp share price rise.
- +23.0%peak +24.3%25 Aug 2026· Earnings Beat
Electro Optic Systems surged after reporting a 283% revenue jump and an $846 million order book in its 1H 2026 half-year results, significantly exceeding market expectations.
- +9.7%31 Jul 2026· Sector Flow
EOS shares surged 10.8% amid a broader rally in Australian defence stocks driven by renewed geopolitical tensions and rising defence spending, with company-specific catalysts including an expanding order pipeline and improving cash conversion.
- −8.5%30 Jul 2026· Unknown
The stock dropped for unclear reasons, likely technical/sector flows, but the news around the date shows prior bullish analyst optimism and a subsequent 10.8% rebound.
- +8.4%27 Jul 2026· Guidance Up
EOS posted record half-year revenue of A$169m and a record A$846m order book, raising FY26 guidance on the same day as the price move.
Held by 15 ETFs
Of every $10,000 in each fund, how much is in EOS today.
- ISOiShares S&P/ASX Small Ordinaries ETF$770.77%
- SSOSTATE STREET SPDR S&P/ASX SMALL ORDINARIES ETF$770.77%
- VSOVanguard MSCI Australian Small Companies Index ETF$350.35%
- OZXXGlobal X Australia ex Financials & Resources ETF$270.27%
- ARMRBetaShares Global Defence ETF$230.23%
- EX20BetaShares Australian Ex-20 Portfolio Diversifier ETF$220.22%
- GEARBetaShares Geared Australian Equities Complex ETF$180.18%
- MTUMBetaShares Australian Momentum ETF$110.11%
- STWSTATE STREET SPDR S&P/ASX 200 ETF$8.550.09%
- A300Global X Australia 300 ETF$8.510.09%
Why did EOS fall 4.3% on 9 Oct 2026?
Electro Optic
EOS announced a new nation-wide counter-drone contract worth A$700 million, directly triggering the sharp share price rise.
The company released a market-sensitive announcement just under two hours before the price move was detected, disclosing a A$700 million counter-drone contract — a highly material win for a defence/technology company. The sector peer signal (Materials index down 0.37%) and the broader market move (ASX 200 up only 0.44%) are far too small and directionally inconsistent to explain an 8.22% surge, leaving the contract announcement as the sole credible driver. The volume uplift of 1.5x and the 2.1x ATR move are consistent with a genuine company-specific catalyst of this magnitude.
General information only, not personal advice — prepared without regard to your objectives, financial situation or needs. Past performance is not indicative of future performance.
Evidence
ASX announcements
Sector / macro signals
What it did to the 15 ETFs holding EOS
On $10,000 in each fund, at the weight it holds today
- ISO0.77% of the fund−$3
- SSO0.77% of the fund−$3
- VSO0.35% of the fund−$2
- OZXX0.27% of the fund−$1
- ARMR0.23% of the fund−$1
- EX200.22% of the fund−$1
- GEAR0.18% of the fund−$1
- MTUM0.11% of the fund−$0
- STW0.09% of the fund−$0
- A3000.09% of the fund−$0
The 10 that hold it most. All 15 are listed on the page under Held by.