Monitor for any subsequent conversion to a Schedule 13D, which would signal activist intent. Jane Street's passive 5.4% stake adds a credible institutional holder but does not imply near-term catalyst.
Price Chart
Executive Summary
Jane Street Group, LLC filed a new Schedule 13G disclosing a 5.4% passive stake in Cipher Digital Inc. as of October 15, 2026. This is a new filing (not an amendment) by a major quantitative trading firm, indicating a significant passive position in the crypto mining company.
Key Financial Metrics
Key Facts
- Jane Street Group, LLC filed a new Schedule 13G, not an amendment, on October 21, 2026.
- Jane Street Group reported beneficial ownership of 22,350,232 shares of Cipher Digital Inc. common stock.
- The stake represents 5.4% of shares outstanding as of October 15, 2026.
- The filing is made under Rule 13d-1(c), indicating passive intent with no control influence.
- Subsidiaries Jane Street Capital, LLC (4.0%), Jane Street Global Trading, LLC (0.9%), Leonard Street Holdings, LP (0.5%), and Jane Street Singapore Pte. Ltd (0.0%) also reported holdings.
Financial Impact
Jane Street Group holds 22,350,232 shares, representing 5.4% of Cipher Digital Inc. common stock.
Risk Factors
- Jane Street could reduce or exit the position at any time without public disclosure until below 5%.
- Passive 13G status means no engagement with management; no catalyst from this filing alone.
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| SC 13G Filing (Primary) | 0001595888-26-000124 |
| Document: 0001595888-26-000124-index.html | 0001595888-26-000124 |
| Document: 0001595888-26-000124.txt | 0001595888-26-000124 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 21, 2026 5d ago | SC 13G | $8.32 | awaiting T+5 | — | $7.94 (−4.57%) |
Oct 21, 2026 5d ago | SC 13G | $8.32 | awaiting T+5 | — | $7.94 (−4.57%) |
Oct 21, 2026 5d ago | SC 13G/A | $8.32 | awaiting T+5 | — | $7.94 (+4.57%) |
Oct 20, 2026 6d ago | Press Release | $9.13 | awaiting T+5 | — | $7.94 (−13.03%) |
Oct 16, 2026 10d ago | 8-K | $8.94 $7.92 | ▲ +11.41% | ▲ +11.26% | $7.94 (+11.19%) |
Oct 14, 2026 12d ago | 8-K | $9.94 $9.13 | ▲ +8.15% | ▲ +8.60% | $7.94 (+20.12%) |
Oct 13, 2026 13d ago | 8-K | $11.34 $8.88 | ▼ −21.69% | ▼ −20.54% | $7.94 (−29.98%) |
Oct 7, 2026 19d ago | SC 13D/A | $13.50 $10.04 | ▼ −25.63% | ▼ −25.35% | $7.94 (−41.19%) |
Sep 25, 2026 4w ago | 8-K | $17.73 $15.71 | ▼ −11.39% | ▼ −11.17% | $7.94 (−55.22%) |
Sep 25, 2026 4w ago | Press Release | $17.73 $15.71 | ▼ −11.39% | ▼ −11.17% | $7.94 (−55.22%) |
US Market Status
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