Comparable stake leader
ASP Isotopes Inc.
SEC ownership of ENDRA Life Sciences Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001681682.
Disclosed value leader
Anthony DiGiandomenico
Comparable rows
6/25
Latest evidence
01 Oct 2026
- Public ticker
- NDRA 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
-
ASP Isotopes Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
6 of 25
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
ASP Isotopes Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
01 Oct 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001681682
- Issuer location
- Ann Arbor, MI
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 ENDRA Life Sciences 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
ASP Isotopes Inc.
Disclosed value leader
Anthony DiGiandomenico
Comparable rows
6/25
Latest evidence
01 Oct 2026
13D/G
3/4/5
13F
Lead comparable stake: 15%
19 rows are not safely comparable across share classes.
13D/G row: ASP Isotopes Inc.
Showing 1-8 of 25 holder rows.
Quick read
ASP Isotopes Inc. leads the comparable SEC ownership view at 15%.
6 of 25 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 ASP Isotopes Inc.'s linked filing trail.
Comparable ownership
Top 5
ASP Isotopes Inc.
15%
John C. Lipman
10%
Anthony DiGiandomenico
9.9%
ATW Partners Opportunities Manage...
9.9%
L1 Capital Global Opportunities M...
3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 25 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ASP Isotopes Inc. |
13D/G
3/4/5
10%+ Owner
|
15%
Reported 13D/G
· 01 Oct 2026
|
$1,640,937
254,015 shares
|
$0 | 01 Oct 2026 |
| John C. Lipman |
13D/G
John Carter Lipman
|
10%
Reported 13D/G
· 23 Oct 2025
|
—
115,477 shares
|
$0 | 23 Oct 2025 |
| Anthony DiGiandomenico |
3/4/5
13D/G
Director
|
9.9%
Reported 13D/G
· 25 Jun 2026
|
$1,691,146
278,233 shares
mixed-class rows
|
— | 21 Jan 2026 |
| ATW Partners Opportunities Management, LLC |
13D/G
ATW Master Fund V LP
|
9.9%
Reported 13D/G
· 16 Oct 2025
|
—
116,024 shares
|
$0 | 16 Oct 2025 |
| L1 Capital Global Opportunities Master Fund, Ltd. |
13D/G
|
3%
Reported 13D/G
· 14 Nov 2025
|
—
35,589 shares
|
$0 | 14 Nov 2025 |
| S.H.N. Financial Investments Ltd. |
13D/G
|
3%
Reported 13D/G
· 14 Nov 2025
|
—
35,588 shares
|
$0 | 14 Nov 2025 |
| LHE LNG Holdings LLC |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$356,289
66,846 shares
|
— | 01 Oct 2026 |
| Alexander Y. Tokman |
3/4/5
Chief Executive Officer, Director
|
—
denominator unverified
|
$359,798
101,926 shares
|
— | 02 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
No eligible buy or sell activity is available for this window. No eligible Buy or Sell transactions are available in this dataset since 23 Oct 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 ENDRA Life Sciences Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
12
Largest Forms 3/4/5 holder
Anthony DiGiandomenico
Net 12M change
$0
Latest report
01 Oct 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Anthony DiGiandomenico | Director | $1,691,146 | Mixed | 21 Jan 2026 | ||
| Alexander Y. Tokman | Chief Executive Officer, Director | $359,798 | Mixed | 02 Mar 2026 | ||
| LHE LNG Holdings LLC | 10%+ Owner | $356,289 | Median | 01 Oct 2026 | ||
| ASP Isotopes Inc. | 10%+ Owner | $356,289 | Median | 01 Oct 2026 | ||
| Michael Harsh | Director | $332,492 | Mixed | 21 Jan 2026 | ||
| Lou Basenese | Director | $332,487 | Mixed | 21 Jan 2026 | ||
| Richard Jacroux | Chief Financial Officer | $118,117 | Mixed | 02 Mar 2026 | ||
| Michael Milos Thornton | Chief Technology Officer | $56,329 | Filing P/S | 18 May 2023 | ||
| Francois Roger Michelon | Chief Executive Officer, Director | Mixed | 30 Jan 2023 | |||
| UBS Group AG | Market maker/broker-dealer | Mixed | 27 Aug 2024 | |||
| Irina Pestrikova | Senior Director, Finance | Mixed | 30 Jan 2023 | |||
| Renaud Bertrand Maloberti | Chief Commercial Officer | Mixed | 28 Mar 2022 |
Recent insider transactions for ENDRA Life Sciences 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Alexander Y. Tokman | NDRA | Common Stock | Award | 35.9% | 26,921 | 101,926 | 02 Mar 2026 | Direct | ||
| Richard Jacroux | NDRA | Common Stock | Award | 67.3% | 13,461 | 33,461 | 02 Mar 2026 | Direct | ||
| Michael Harsh | NDRA | Common Stock | Award | 1120% | 60,324 | 65,710 | 21 Jan 2026 | Direct | ||
| Richard Jacroux | NDRA | Common Stock | Award | 20,000 | 20,000 | 21 Jan 2026 | Direct | |||
| Lou Basenese | NDRA | Common Stock | Award | 1120.2% | 60,324 | 65,709 | 21 Jan 2026 | Direct | ||
| Alexander Y. Tokman | NDRA | Common Stock | Award | 1500000% | 75,000 | 75,005 | 21 Jan 2026 | Direct | ||
| Anthony Digiandomenico | NDRA | Common Stock | Award | 79.1% | 60,324 | 136,589 | 21 Jan 2026 | Direct |
* marks a reported price that did not pass the local price check.