Coincheck Group N.V.
CNCK- Exchange
- Nasdaq
- Industry
- Finance Services
- SEC CIK
- 0001913847
No open-market purchases or sales by Coincheck Group N.V. insiders were filed in the last 90 days; 17 institutions reported holding it in 13F filings for Q2 2026, worth $1.40M in total; no superinvestor holds it.
Other share classesCNCKW
Holders of 5% or more of CNCK
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Coincheck Group N.V., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Monex Group, Inc. | 13D/A | 83.60%136.2M shares | +0.44 ppfrom 83.16% | Feb 14, 20253 filings | May 14, 2026 | SEC |
| Kddi Corp | 13D | 14.90%28.5M shares | New | Jun 9, 20261 filing | Jun 9, 2026 | SEC |
| Wada Koichiro | 13G | 7.50%9.70M shares | New | Feb 14, 20251 filing | Feb 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
6 Schedule 13D and 13G filings on Coincheck Group N.V., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jun 9, 20269:04 AM ET | Kddi Corp | 13D | 14.90%28.5M shares | New | Jun 9, 2026 | SEC |
| May 14, 20264:49 PM ET | Monex Group, Inc. | 13D/A | 83.60%136.2M shares | +0.44 ppfrom 83.16% | May 12, 2026 | SEC |
| Mar 6, 20269:35 PM ET | Monex Group, Inc. | 13D | 83.16%136.2M shares | −0.94 ppfrom 84.10% | Feb 28, 2026 | SEC |
| Feb 14, 20254:30 PM ET | Monex Group, Inc. | 13G | 84.10%109.1M shares | New | Dec 31, 2024 | SEC |
| Feb 14, 20254:30 PM ET | Wada Koichiro | 13G | 7.50%9.70M shares | New | Dec 31, 2024 | SEC |
| Feb 12, 20251:47 PM ET | Weiss Asset Management LPand 3 others | 13G/A | 0.20%220.0K shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Coincheck Group N.V. shares.
No Form 144 notices for Coincheck Group N.V. are on file.