---
title: Polymarket Hack Losses Rise to $3.1M as Refunds Promised
url: >-
  https://www.cryptocatalyst.news/articles/2026-06-28-polymarket-hack-losses-rise-to-31m-as-refunds-promised
canonical: >-
  https://www.cryptocatalyst.news/articles/2026-06-28-polymarket-hack-losses-rise-to-31m-as-refunds-promised
date: '2026-06-28T21:00:49.770284+00:00'
category: general
tags:
  - polymarket
  - hack
  - refunds
  - prediction markets
  - security
  - investigation
source: CoinDesk
source_url: >-
  https://www.coindesk.com/markets/2026/06/27/polymarket-hack-updated-to-usd3-1-million-days-after-the-platform-promised-users-full-refunds
publisher: CryptoCatalyst
summary: >-
  Polymarket has updated its hack losses to $3.1 million. The platform is also
  facing investigations over potential false or deceptive marketing practices.
  Users are awaiting promised refunds.
image: >-
  https://www.cryptocatalyst.news/images/articles/2026-06-28-polymarket-hack-losses-rise-to-31m-as-refunds-promised.webp
generated_by: automated editorial pipeline
---
# Polymarket Hack Losses Rise to $3.1M as Refunds Promised

Polymarket has updated its hack losses to $3.1 million. The platform is also facing investigations over potential false or deceptive marketing practices. Users are awaiting promised refunds.

Polymarket, a leading platform for prediction markets, has revised the total losses from a recent hack to $3.1 million. This update comes just days after the platform assured users that full refunds would be provided.

According to reports, Polymarket is under investigation in connection with false or deceptive marketing practices. The hack total was initially estimated lower but has been updated to $3.1 million. The platform has stated it is working to refund affected users. This situation highlights ongoing challenges for the prediction markets sector and raises questions about user protection on such platforms.

The outcome of the investigations and the refund process will be closely watched by users and regulators alike.

## Source

This article is a summary of reporting by [CoinDesk](https://www.coindesk.com/markets/2026/06/27/polymarket-hack-updated-to-usd3-1-million-days-after-the-platform-promised-users-full-refunds), written by an automated editorial pipeline. See https://www.cryptocatalyst.news/editorial-policy.

## How to cite

CryptoCatalyst.news, "Polymarket Hack Losses Rise to $3.1M as Refunds Promised", 2026-06-28, https://www.cryptocatalyst.news/articles/2026-06-28-polymarket-hack-losses-rise-to-31m-as-refunds-promised