Ark 21shares Bitcoin Etf 8-K Filing
Ticker: ARKB · Form: 8-K · Filed: Dec 18, 2025 · CIK: 1869699
| Field | Detail |
|---|---|
| Company | Ark 21shares Bitcoin Etf (ARKB) |
| Form Type | 8-K |
| Filed Date | Dec 18, 2025 |
| Pages | 4 |
| Reading Time | 5 min |
| Sentiment | neutral |
Sentiment: neutral
FAQ
What type of filing is this?
This is a 8-K filing submitted by Ark 21shares Bitcoin Etf (ticker: ARKB) to the SEC on Dec 18, 2025.
How long is this filing?
Ark 21shares Bitcoin Etf's 8-K filing is 4 pages with approximately 1,268 words. Estimated reading time is 5 minutes.
Where can I view the full 8-K filing?
The complete filing is available on SEC EDGAR. You can also read the AI-decoded analysis with risk assessment and key highlights on ReadTheFiling.
Filing Stats: 1,268 words · 5 min read · ~4 pages · Grade level 14.2 · Accepted 2025-12-18 16:14:20
Filing Documents
- ea0270186-8k_ark21share.htm (8-K) — 31KB
- ea027018601ex10-1_ark21share.htm (EX-10.1) — 186KB
- ea027018601ex10-2_ark21share.htm (EX-10.2) — 216KB
- 0001213900-25-123286.txt ( ) — 696KB
- arkb-20251212.xsd (EX-101.SCH) — 3KB
- arkb-20251212_lab.xml (EX-101.LAB) — 33KB
- arkb-20251212_pre.xml (EX-101.PRE) — 22KB
- ea0270186-8k_ark21share_htm.xml (XML) — 4KB
01 Entry into a Material Definitive Agreement
Item 1.01 Entry into a Material Definitive Agreement. Custodial Services Agreement On December 12, 2025, ARK 21Shares Bitcoin ETF (the "Trust") entered into a new custodial services agreement (the "Custodial Services Agreement") with BitGo Trust Company, Inc., a South Dakota trust company ("BitGo"). Pursuant to the Custodial Services Agreement, BitGo will establish and maintain one or more segregated custody accounts, controlled and secured by BitGo, on its books for the receipt, safekeeping, and maintenance of the Trust's bitcoin holdings. The Custodial Services Agreement requires the Trust to indemnify BitGo and certain of its affiliates and services providers in certain situations, including against certain losses arising or related to the Trust's use of the services, breach of the Custodial Services Agreement or violation of applicable law. The Custodial Services Agreement also requires BitGo to maintain reasonable insurance policies and coverage. The Custodial Services Agreement commenced on December 12, 2025, and will continue for one year, unless earlier terminated in accordance with its terms or if either party notifies the other of its intention not to renew at least 30 days prior to the expiration of the then-current term. After the initial term, the Custodial Services Agreement will automatically renew for successive one-year periods, unless either party notifies the other of its intention not to renew with prior notice. The sponsor of the Trust, 21Shares US LLC (the "Sponsor"), expects to utilize BitGo's services to custody a portion of the Trust's bitcoin beginning on or about the date of the Custodial Services Agreement. The Trust's existing custody arrangements with Coinbase Custody Trust Company, LLC, Anchorage Digital Bank N.A. and BitGo New York Trust Company, LLC (each a "Custodian" and together, the "Custodians") are unaffected by the entry into the Custodial Services Agreement. The Sponsor anticipates utilizing the custodial services of ea
01 Financial Statements and Exhibits
Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit Number Description 10.1 BitGo Custodial Services Agreement. 10.2 Form of Master Authorized Participant Agreement. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document). 2
SIGNATURES
SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: December 18, 2025 ARK 21SHARES BITCOIN ETF 21Shares US LLC, as Sponsor of ARK 21Shares Bitcoin ETF By: /s/ Duncan Moir Name Duncan Moir Title: President 3