Comparable stake leader
BTC Development Sponsor LLC
SEC ownership of BTC Development Corp.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002042292.
Disclosed value leader
TORONTO DOMINION BANK
Comparable rows
30/50
Latest evidence
31 Mar 2026
- Public ticker
- BDCI, BDCIU, BDCIW on Nasdaq
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BTC Development Sponsor LLC
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
30 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BTC Development Sponsor LLC
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Mar 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0002042292
- Issuer location
- Philadelphia, PA
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 BTC Development Corp. (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
BTC Development Sponsor LLC
Disclosed value leader
TORONTO DOMINION BANK
Comparable rows
30/50
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 15%
20 rows are not safely comparable across share classes.
13D/G row: BTC Development Sponsor LLC
Showing 1-8 of 50 holder rows.
Quick read
BTC Development Sponsor LLC leads the comparable SEC ownership view at 15%.
30 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 BTC Development Sponsor LLC's linked filing trail.
Comparable ownership
Top 5
BTC Development Sponsor LLC
15%
BTC Development Advisors LLC
12%
METEORA CAPITAL, LLC
5.4%
TD SECURITIES (USA) LLC
4.6%
GLAZER CAPITAL, LLC
4.5%
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 |
|---|---|---|---|---|---|
| BTC Development Sponsor LLC |
13D/G
3/4/5
10%+ Owner
|
15%
|
—
5,103,334 shares
|
$0 | 01 Oct 2025 |
| BTC Development Advisors LLC |
13D/G
|
12%
|
—
4,095,833 shares
|
$0 | 01 Oct 2025 |
| METEORA CAPITAL, LLC |
13D/G
|
5.4%
|
$14,914,850
1,492,978 shares
|
-$3,385,381 | 31 Mar 2026 |
| TD SECURITIES (USA) LLC |
13D/G
Toronto Dominion Bank
|
4.6%
|
$11,988,000
1,200,000 shares
|
$0 | 31 Mar 2026 |
| GLAZER CAPITAL, LLC |
13D/G
13F
Company
|
4.5%
|
$11,931,122
1,174,323 shares
|
-$3,568,507 | 31 Dec 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
13%
|
$9,990,000
1,000,000 shares
|
— | 31 Mar 2026 |
| First Trust Capital Management L.P. |
13F
Company
|
9.5%
|
$7,381,102
738,849 shares
|
— | 31 Mar 2026 |
| TWO SIGMA INVESTMENTS, LP |
13F
Company
|
5.1%
|
$3,960,426
396,439 shares
|
— | 31 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 26 Jun 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 1-9 of 9 reporting-owner rows connected to BTC Development Corp.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
9
Largest Forms 3/4/5 holder
Bracebridge H. Young Jr.
Net 12M change
$0
Latest report
29 Sep 2025
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Bracebridge H. Young Jr. | President, CEO and Director, Director, 10%+ Owner | Mixed | 29 Sep 2025 | |||
| Robert M. Smeal | Chief Financial Officer | Mixed | 29 Sep 2025 | |||
| Betsy Z. Cohen | Director, 10%+ Owner | Mixed | 29 Sep 2025 | |||
| Jonathan Kirkwood | Director, 10%+ Owner | Mixed | 29 Sep 2025 | |||
| Andrew Hohns | Director | Mixed | 29 Sep 2025 | |||
| Grant Gilliam | Director | Mixed | 29 Sep 2025 | |||
| Hersh Kozlov | Director | Mixed | 29 Sep 2025 | |||
| BTC Development Sponsor LLC | 10%+ Owner | Mixed | 29 Sep 2025 | |||
| BTC Development Advisors LLC | 10%+ Owner | Mixed | 29 Sep 2025 |
Recent insider transactions for BTC Development Corp.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| BTC Development Sponsor LLC | BDCI | Class A Ordinary Shares | 0 | 512,500 | 29 Sep 2025 | Direct | ||||
| Jonathan Kirkwood | BDCI | Class A Ordinary Shares | 0 | 512,500 | 29 Sep 2025 | By BTC Development Sponsor LLC | ||||
| Betsy Z. Cohen | BDCI | Class A Ordinary Shares | 0 | 512,500 | 29 Sep 2025 | By BTC Development Sponsor LLC | ||||
| Bracebridge H. Young Jr. | BDCI | Class A Ordinary Shares | 0 | 512,500 | 29 Sep 2025 | By BTC Development Sponsor LLC |
* marks a reported price that did not pass the local price check.