Comparable stake leader
Suwyn Investments, LLC
SEC ownership of NYIAX, INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001679379.
Disclosed value leader
—
Comparable rows
0/7
Latest evidence
14 Feb 2023
- Parsed ownership sources
-
3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Suwyn Investments, LLC
Ranking: Comparable ownership first, then disclosed value
- Latest parsed ownership date
-
14 Feb 2023
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001679379
- Issuer location
- New York, NY
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
1 signal
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of NYIAX, 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
Suwyn Investments, LLC
Disclosed value leader
—
Comparable rows
0/7
Latest evidence
14 Feb 2023
3/4/5
Some rows are evidence-backed but not safely comparable across classes.
7 rows are not safely comparable across share classes.
Quick read
SEC ownership evidence is available, but the rows are not safely comparable across share classes.
0 of 7 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 Suwyn Investments, LLC's linked filing trail.
Detailed SEC evidence table Showing 1-7 of 7 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Suwyn Investments, LLC |
3/4/5
10%+ Owner
|
—
class O/S missing
|
—
1,103,274 shares
|
— | 14 Feb 2023 |
| Mark Grinbaum |
3/4/5
EVP of Financial Products
|
—
class O/S missing
|
—
866,651 shares
|
— | 14 Feb 2023 |
| Carolina Abenante |
3/4/5
CSO and Chief Evangelist, Director
|
—
class O/S missing
|
—
850,000 shares
|
— | 14 Feb 2023 |
| Robert E. Ainbinder |
3/4/5
Director
|
—
class O/S missing
|
—
368,970 shares
|
— | 14 Feb 2023 |
| Thomas Francis O'Neill |
3/4/5
Director
|
—
class O/S missing
|
—
242,770 shares
|
— | 14 Feb 2023 |
| Christopher Hogan |
3/4/5
Interim CEO, President and COO
|
—
class O/S missing
|
—
200,000 shares
|
— | 14 Feb 2023 |
| Sergey Tsoy |
3/4/5
CT & PO
|
—
class O/S missing
|
—
50,076 shares
|
— | 14 Feb 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 10 Aug 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 1-13 of 13 reporting-owner rows connected to NYIAX, INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
13
Largest Forms 3/4/5 holder
William Feldman
Net 12M change
$0
Latest report
14 Feb 2023
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| William Feldman | Chief Financial Officer | Mixed | 14 Feb 2023 | |||
| Suwyn Investments, LLC | 10%+ Owner | Mixed | 14 Feb 2023 | |||
| Robert E. Ainbinder | Director | Mixed | 14 Feb 2023 | |||
| Carolina Abenante | CSO and Chief Evangelist, Director | Mixed | 14 Feb 2023 | |||
| Christopher Hogan | Interim CEO, President and COO | Mixed | 14 Feb 2023 | |||
| Sergey Tsoy | Ct & Po | Mixed | 14 Feb 2023 | |||
| Mark Grinbaum | EVP of Financial Products | Mixed | 14 Feb 2023 | |||
| Paul Winston George Richardson | Director | Mixed | 14 Feb 2023 | |||
| Thomas Francis O'Neill | Director | Mixed | 14 Feb 2023 | |||
| Gregory Toothaker | Chief Business Officer | Mixed | 14 Feb 2023 | |||
| Richard Bush | Chief of Staff | Mixed | 14 Feb 2023 | |||
| Joseph Passaic Jr. | Corporate Secretary | Mixed | 14 Feb 2023 | |||
| Vladislav Kuzemchik | Chief Architect of Technology | Mixed | 14 Feb 2023 |
Recent insider transactions for NYIAX, 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.