Comparable stake leader
Tether Global Investments Fund, S.I.C.A.F., S.A.
SEC ownership of Bitdeer Technologies Group
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001899123.
Disclosed value leader
Tether Global Investments Fund, S.I.C.A.F., S.A.
Comparable rows
50/50
Latest evidence
12 Jun 2026
- Public ticker
- BTDR on Nasdaq
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Tether Global Investments Fund, S.I.C.A.F., S.A.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Tether Global Investments Fund, S.I.C.A.F., S.A.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
12 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001899123
- Issuer location
- Singapore
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Bitdeer Technologies Group (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Tether Global Investments...
Disclosed value leader
Tether Global Investments...
Comparable rows
50/50
Latest evidence
12 Jun 2026
13D/G
13F
3/4/5
Lead comparable stake: 20%
13D/G row: Tether Global Investments Fund, S.I.C.A.F., S.A.
Showing 1-8 of 50 holder rows.
Quick read
Tether Global Investments Fund, S.I.C.A.F., S.A. leads the comparable SEC ownership view at 20%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Tether Global Investments Fund, S.I.C.A.F., S.A.'s linked filing trail.
Comparable ownership
Top 5
Tether Global Investments Fund, S...
20%
Paloma Partners Management Co
9%
JANE STREET GROUP, LLC
5.1%
Shinning Stone Invest Co., Ltd.
4.9%
Golden Navigate Investments Ltd
4.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Tether Global Investments Fund, S.I.C.A.F., S.A. |
13D/G
|
20%
|
$693,468,394
37,729,510 shares
|
-$11,524,646 | 12 Jun 2026 |
| Paloma Partners Management Co |
13D/G
Sunrise Partners Limited Partnership
|
9%
|
$334,228,702
18,184,369 shares
|
$0 | 28 May 2026 |
| JANE STREET GROUP, LLC |
13D/G
13F
Company
|
5.1%
|
$135,118,460
10,220,761 shares
|
$0 | 03 Jun 2026 |
| Shinning Stone Invest Co., Ltd. |
13D/G
|
4.9%
|
$81,335,789
9,402,764 shares
|
$0 | 17 Apr 2026 |
| Golden Navigate Investments Ltd |
13D/G
|
4.8%
|
$69,867,674
9,193,115 shares
|
+$3,808,071 | 01 Apr 2026 |
| Mega Galaxy International Ltd |
13D/G
Mega Galaxy International Limited
|
4.3%
|
$64,726,024
6,571,170 shares
|
$0 | 31 Mar 2025 |
| Jihan Wu |
3/4/5
Chairman of the Board and CEO, Director, 10%+ Owner
|
1.5%
|
$33,026,969
2,946,206 shares
|
— | 18 Mar 2026 |
| Lars Eivind Haugnes Naas |
3/4/5
Director
|
0.42%
|
$9,061,211
808,315 shares
|
— | 18 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 05 Jul 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-12 of 12 reporting-owner rows connected to Bitdeer Technologies Group. Open a relationship link for the CIK-to-CIK filing trail.
Rows
12
Largest Forms 3/4/5 holder
Jihan Wu
Net 12M change
$0
Latest report
26 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Jihan Wu | Chairman of the Board and CEO, Director, 10%+ Owner | $33,026,969 | Mixed | 18 Mar 2026 | ||
| Lars Eivind Haugnes Naas | Director | $9,061,211 | Mixed | 18 Mar 2026 | ||
| Sheldon Trainor-Degirolamo | Director | $106,181 | Mixed | 18 Mar 2026 | ||
| Basit Haris Fozan | Chief Strategy Officer | $85,500 | Mixed | 18 Mar 2026 | ||
| Naphat Sirimongkolkasem | Director | $42,750 | Mixed | 18 Mar 2026 | ||
| Guang George Yang | Director | $39,862 | Mixed | 18 Mar 2026 | ||
| Jianchun Liu | CFO, Business Operations | Mixed | 18 Mar 2026 | |||
| Linghui Kong | Chief Business Officer | Mixed | 18 Mar 2026 | |||
| Yeow Beng Lim | Director | Mixed | 18 Mar 2026 | |||
| Chao Suo | Chief Operating Officer, Director | Mixed | 18 Mar 2026 | |||
| Michael G. Potter | Chief Financial Officer | Mixed | 26 May 2026 | |||
| Yuling Ma | Chief Technology Officer | Mixed | 18 Mar 2026 |
Recent insider transactions for Bitdeer Technologies Group
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Guang George Yang | BTDR | Class A Ordinary Shares | 0 | 3,556 | 18 Mar 2026 | Direct | ||||
| Sheldon Trainor-Degirolamo | BTDR | Class A Ordinary Shares | 0 | 9,472 | 18 Mar 2026 | Direct | ||||
| Lars Eivind Haugnes Naas | BTDR | Class A Ordinary Shares | 0 | 70,000 | 18 Mar 2026 | See footnote | ||||
| Lars Eivind Haugnes Naas | BTDR | Class A Ordinary Shares | 0 | 323,276 | 18 Mar 2026 | See footnote | ||||
| Lars Eivind Haugnes Naas | BTDR | Class A Ordinary Shares | 0 | 738,315 | 18 Mar 2026 | Direct | ||||
| Jihan Wu | BTDR | Class A Ordinary Shares | 0 | 2,946,206 | 18 Mar 2026 | See footnote | ||||
| Basit Haris Fozan | BTDR | Class A Ordinary Shares | 0 | 10,000 | 18 Mar 2026 | Direct | ||||
| Naphat Sirimongkolkasem | BTDR | Class A Ordinary Shares | 0 | 5,000 | 18 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.