Biggest ASX share price moves in March 2026, and why
In March 2026, 274 ASX share moves had a cause we could name. The biggest rise was Immutep (IMM) at +35.6%, on unknown news. The biggest fall was Immutep (IMM) at −88.6%, on operational news. Moves are the explained ones the site flagged that month, by the size of the day's move as it ended; the kind of news is the platform's reading of the news that day. General information only, not financial product advice.
Biggest rises (120 in the month)
- IMMImmutepUnknown · 16 Mar+35.6%
- 4DX4DMedicalContract · 25 Mar+34.6%
- AQZAllianceUnknown · 25 Mar+27.4%
- LINLindian Res.Contract · 3 Mar+22.6%
- RMLResolutionOperational · 24 Mar+22.0%
- MFGMagellanTakeover / M&A · 3 Mar+21.9%
- CNBCarnaby Res.Operational · 25 Mar+20.5%
- AEUAtomic EagleOperational · 31 Mar+19.4%
- DRODroneShieldSector Flow · 25 Mar+19.3%
- BNZBenz MiningSector Flow · 24 Mar+18.8%
Biggest falls (154 in the month)
- IMMImmutepOperational · 13 Mar−88.6%
- AELAmplitudeOperational · 25 Mar−36.7%
- SYRSyrah Res.Regulatory · 13 Mar−29.2%
- PNRPantoro GoldSector Flow · 10 Mar−22.5%
- IPXIperionxEarnings Miss · 16 Mar−22.2%
- AT4Amer. TungstenSector Flow · 23 Mar−19.0%
- NSTNorthern StarGuidance Down · 13 Mar−18.8%
- HLIHeliaDividend · 10 Mar−18.6%
- 360Life360Operational · 3 Mar−17.6%
- EOSElectro OpticStake Change · 17 Mar−17.0%
Top 10 each way. Percentages are the move on the day it was flagged.
What kind of news
- Sector Flow103 moves
- Operational37 moves
- Commodity27 moves
- Unknown22 moves
- Analyst14 moves
- Capital Raise10 moves
- Contract10 moves
- Earnings Miss7 moves