Comparable stake leader
Yung-Ping Yeh
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001349929.
Comparable stake leader
Yung-Ping Yeh
Disclosed value leader
Yung-Ping Yeh
Comparable rows
0/10
Latest evidence
17 Jan 2023
Ownership snapshot
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.
Quick read
0 of 10 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.
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Yung-Ping Yeh |
3/4/5
Director
|
—
class O/S missing
|
$1,829,718
1,371,603 shares
|
— | 30 Mar 2022 |
| Marcus Boehm |
3/4/5
Director
|
—
class O/S missing
|
$247,151
185,270 shares
|
— | 18 Apr 2022 |
| Paul R. Hansen |
3/4/5
Director
|
—
class O/S missing
|
$204,095
152,995 shares
|
— | 17 Jan 2023 |
| Howard McLeod |
3/4/5
Director
|
—
class O/S missing
|
$58,599
43,927 shares
|
— | 30 Mar 2022 |
| R. John Fletcher |
3/4/5
Director
|
—
class O/S missing
|
$39,960
29,955 shares
|
— | 17 Jan 2023 |
| Dr. Joanna Horobin |
3/4/5
Director
|
—
class O/S missing
|
$30,846
23,123 shares
|
— | 17 Jan 2023 |
| Geoffrey E. Harris |
3/4/5
Director
|
—
class O/S missing
|
$26,361
19,761 shares
|
— | 17 Jan 2023 |
| John A. Roberts |
3/4/5
Chief Executive Officer, Director
|
—
class O/S missing
|
—
150,000 shares
|
— | 15 Mar 2022 |
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 buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 02 Aug 2025.
| 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
Showing 1-10 of 10 reporting-owner rows connected to Vyant Bio, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Yung-Ping Yeh | Director | $1,829,718 | Mixed | 30 Mar 2022 | ||
| Marcus Boehm | Director | $247,151 | Mixed | 18 Apr 2022 | ||
| Paul R. Hansen | Director | $204,095 | Mixed | 17 Jan 2023 | ||
| Howard McLeod | Director | $58,599 | Mixed | 30 Mar 2022 | ||
| R. John Fletcher | Director | $39,960 | Mixed | 17 Jan 2023 | ||
| Dr. Joanna Horobin | Director | $30,846 | Mixed | 17 Jan 2023 | ||
| Geoffrey E. Harris | Director | $26,361 | Mixed | 17 Jan 2023 | ||
| Robert Thomas Fremeau Jr. | Chief Scientific Officer | Mixed | 15 Mar 2022 | |||
| Andrew D.c. LaFrence | Chief Financial Officer | Mixed | 15 Mar 2022 | |||
| John A. Roberts | Chief Executive Officer, Director | Mixed | 15 Mar 2022 |
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. | ||||||||||