# Ki Young Ju

> Ki Young Ju is the founder and CEO of CryptoQuant, a blockchain analytics firm that turns raw on-chain data into market intelligence used by traders, funds, and institutions. A South Korean engineer who started the company in 2018 after stints in cybersecurity and the ICON blockchain project, he built CryptoQuant into one of the most cited sources for Bitcoin exchange flows, miner activity, and whale tracking. He is widely followed on X for data-driven market commentary, and became a talking point across crypto media in 2025 when he publicly reversed his earlier 'bull cycle is over' call and declared that the traditional Bitcoin cycle theory no longer holds in an ETF- and institution-driven market.

- **Role:** Founder & CEO at CryptoQuant
- **Organizations:** CryptoQuant, Planet B, ICON, Penta Security Systems
- **From:** South Korea
- **Nationality:** South Korean
- **Education:** B.S. in Industrial & Management Engineering, Pohang University of Science and Technology (POSTECH)
- **Known for:** Founded and scaled CryptoQuant into one of the most widely cited crypto on-chain analytics platforms, Built data products (exchange flows, miner metrics, whale tracking) used by hedge funds, traders, and media, Grew a following of 421K+ on X as a leading voice in on-chain analysis

## Career timeline

- **2013** — Started as a Researcher at Penta Security Systems, a leading Asian cybersecurity firm
- **2018** — Founded Planet B, a blockchain research group in Korea; worked with the ICON blockchain project
- **2018-2019** — Founded CryptoQuant, initially focused on anti-money-laundering and exchange address labeling
- **2020** — Grew CryptoQuant into a global on-chain data platform serving traders and institutions
- **2023** — CryptoQuant raised a Series A (reported ~$6-7M), with total funding around $10.6M
- **2025** — Called the Bitcoin bull cycle over in March, then publicly reversed the call in May and declared cycle theory obsolete in July

## Achievements

- Founded and scaled CryptoQuant into one of the most widely cited crypto on-chain analytics platforms
- Built data products (exchange flows, miner metrics, whale tracking) used by hedge funds, traders, and media
- Grew a following of 421K+ on X as a leading voice in on-chain analysis
- Frequent speaker at industry events including the Asia Blockchain Summit
- Recognized on Cointelegraph's top people in crypto and blockchain list

## Latest updates

- **2025-03** — Said Bitcoin's bull market cycle was over, citing declining liquidity and predicting 6-12 months of bearish or sideways action.
- **2025-05** — Publicly reversed his call, saying he was wrong as selling pressure eased and ETF inflows surged.
- **2025-07** — Declared that traditional Bitcoin cycle theory is dead, arguing ETFs and institutions have fundamentally changed market dynamics.

## Links

- Website: https://cryptoquant.com
- LinkedIn: https://www.linkedin.com/in/ki-young-ju
- Twitter/X: https://twitter.com/ki_young_ju
- Facebook: https://facebook.com/cryptoquant

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Profile page: https://yespress.io/ki-ju
Published by YesPress — https://yespress.io
Last updated: 2026-07-15