Four people pleaded guilty and received sentences after orchestrating a Telegram‑based pump‑and‑dump scheme targeting Australian Securities Exchange penny stocks. Authorities described coordinated social‑media messaging to inflate prices before rapid sell‑offs.

Court filings and a news feed summary report that four individuals who coordinated a pump‑and‑dump scheme using Telegram channels were sentenced after admitting guilt in a case that manipulated small‑cap ASX stocks. Prosecutors outlined a coordinated campaign in which organizers recruited retail traders through private Telegram groups, posted exaggerated or false promotional messages in a synchronized fashion to create buying pressure, and timed large sell‑offs when prices peaked. The scheme exploited the liquidity and low float of certain penny stocks listed on the Australian Securities Exchange, producing sharp intra‑day spikes that generated profits for organizers and severe losses for late entrants. The sentencing underscores enforcement attention on social‑media driven market manipulation and the cross‑border complexities of policing decentralized messaging platforms. Regulators emphasized the need for investor education about the risks of following unverified stock tips, the importance of due diligence on microcap companies, and continued cooperation between financial authorities and platforms to detect coordinated amplification. The case reinforces warnings for retail investors to be wary of private chatroom investment advice and rapid price surges lacking fundamental drivers.