Comparable stake leader
James E. Flynn
SEC ownership of Oncorus, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001671818.
Disclosed value leader
—
Comparable rows
0/16
Latest evidence
06 Jun 2023
- Parsed ownership sources
-
3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
James E. Flynn
Ranking: Comparable ownership first, then disclosed value
- Latest parsed ownership date
-
06 Jun 2023
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001671818
- Issuer location
- Andover, MA
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 Oncorus, 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
James E. Flynn
Disclosed value leader
—
Comparable rows
0/16
Latest evidence
06 Jun 2023
3/4/5
Some rows are evidence-backed but not safely comparable across classes.
16 rows are not safely comparable across share classes.
Showing 1-8 of 16 holder rows.
Quick read
SEC ownership evidence is available, but the rows are not safely comparable across share classes.
0 of 16 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 James E. Flynn's linked filing trail.
Detailed SEC evidence table Showing 1-8 of 16 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| James E. Flynn |
3/4/5
Possible Member of 10% Group, 10%+ Owner
|
—
class O/S missing
|
—
2,597,314 shares
|
— | 28 Dec 2022 |
| Theodore Ashburn |
3/4/5
President and CEO, Director
|
—
class O/S missing
|
—
211,000 shares
|
— | 01 Mar 2022 |
| Stephen Harbin |
3/4/5
COO and Chief of Staff
|
—
class O/S missing
|
—
150,000 shares
|
— | 01 Nov 2022 |
| John P. McCabe |
3/4/5
CFO and Treasurer
|
—
class O/S missing
|
—
90,000 shares
|
— | 01 Mar 2022 |
| John Mayer Goldberg |
3/4/5
Chief Medical Officer
|
—
class O/S missing
|
—
84,500 shares
|
— | 01 Mar 2022 |
| Christophe Queva |
3/4/5
CSO and SVP, Research
|
—
class O/S missing
|
—
82,500 shares
|
— | 01 Mar 2022 |
| Rick Wanstall |
3/4/5
CFO and Treasurer
|
—
class O/S missing
|
—
51,000 shares
|
— | 25 May 2022 |
| Douglas Fambrough |
3/4/5
Director
|
—
class O/S missing
|
—
25,000 shares
|
— | 22 Jun 2022 |
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 17 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 1-17 of 17 reporting-owner rows connected to Oncorus, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
17
Largest Forms 3/4/5 holder
Barbara Yanni
Net 12M change
$0
Latest report
06 Jun 2023
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Barbara Yanni | Director | Mixed | 23 Jun 2022 | |||
| James E. Flynn | Possible Member of 10% Group, 10%+ Owner | Mixed | 28 Dec 2022 | |||
| Mary Kay Fenton | Director | Mixed | 23 Jun 2022 | |||
| Rick Wanstall | CFO and Treasurer | Mixed | 25 May 2022 | |||
| Douglas Fambrough | Director | Mixed | 22 Jun 2022 | |||
| Mitchell H. Finer | Director | Mixed | 23 Jun 2022 | |||
| Theodore Ashburn | President and CEO, Director | Mixed | 01 Mar 2022 | |||
| John P. McCabe | CFO and Treasurer | Mixed | 01 Mar 2022 | |||
| Christophe Queva | CSO and SVP, Research | Mixed | 01 Mar 2022 | |||
| Stephen Harbin | COO and Chief of Staff | Mixed | 01 Nov 2022 | |||
| Eric H. Rubin | Director | Mixed | 23 Jun 2022 | |||
| Spencer Nam | Director | Mixed | 23 Jun 2022 | |||
| John Mayer Goldberg | Chief Medical Officer | Mixed | 01 Mar 2022 | |||
| Brian J. Shea | Interim CEO | Mixed | 06 Jun 2023 | |||
| Luke Evnin | Director | Mixed | 23 Jun 2022 | |||
| Scott A. Canute | Director | Mixed | 23 Jun 2022 | |||
| Alexander Nolte | Interim CFO | Mixed | 09 May 2023 |
Recent insider transactions for Oncorus, 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.