Comparable stake leader
Jeffrey Todd Harris
SEC ownership of SpringBig Holdings, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001801602.
Disclosed value leader
Medici Holdings V, Inc.
Comparable rows
4/17
Latest evidence
30 Jun 2026
- Public ticker
- SBIG, SBIGW on OTC
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Jeffrey Todd Harris
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
4 of 17
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Jeffrey Todd Harris
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001801602
- Issuer location
- Boca Raton, FL
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 SpringBig Holdings, Inc. (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
Jeffrey Todd Harris
Disclosed value leader
Medici Holdings V, Inc.
Comparable rows
4/17
Latest evidence
30 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 15%
13 rows are not safely comparable across share classes.
13D/G row: Jeffrey Todd Harris
Showing 1-8 of 17 holder rows.
Quick read
Jeffrey Todd Harris leads the comparable SEC ownership view at 15%.
4 of 17 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 Jeffrey Todd Harris's linked filing trail.
Comparable ownership
Top 4
Jeffrey Todd Harris
15%
Marc Shiffman
2.5%
Larry C. Ellis
2.5%
Jaret Christopher
1.6%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 17 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Jeffrey Todd Harris |
13D/G
3/4/5
Jeffrey Harris · Chief Executive Officer, Director, 10%+ Owner
|
15%
|
$438,045
7,300,756 shares
|
$0 | 17 Jan 2025 |
| Marc Shiffman |
3/4/5
Director
|
2.5%
|
$71,617
1,193,623 shares
|
— | 29 Aug 2025 |
| Larry C. Ellis |
3/4/5
Director
|
2.5%
|
$48,939
1,193,623 shares
|
— | 20 Apr 2026 |
| Jaret Christopher |
3/4/5
Chairman and CEO, Director
|
1.6%
|
$32,682
797,133 shares
|
— | 31 Jul 2025 |
| Medici Holdings V, Inc. |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$764,117
4,743,120 shares
|
— | 14 Jun 2022 |
| TCAC Sponsor, LLC |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$96,660
6,600,000 shares
mixed-class rows
|
— | 14 Jun 2022 |
| Mark Laurence Silver |
3/4/5
Director, 10%+ Owner
|
—
class O/S missing
|
—
19,899,999 shares
|
— | 15 May 2025 |
| Steven E. Bernstein |
3/4/5
Director
|
—
mixed-class rows
|
$87,624
543,908 shares
mixed-class rows
|
— | 07 Jul 2023 |
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 09 Sep 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 1-20 of 20 reporting-owner rows connected to SpringBig Holdings, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
20
Largest Forms 3/4/5 holder
Medici Holdings V, Inc.
Net 12M change
$0
Latest report
20 Apr 2026
Recent insider transactions for SpringBig Holdings, Inc.
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Larry C. Ellis | SBIG | Common Stock | Award | 1,193,623 | 1,193,623 | 20 Apr 2026 | Direct |
* marks a reported price that did not pass the local price check.