Comparable stake leader
Gregory Knutson
SEC ownership of U.S. Stem Cell, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001388319.
Disclosed value leader
Gregory Knutson
Comparable rows
0/2
Latest evidence
25 Apr 2022
- Parsed ownership sources
-
3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Gregory Knutson
Ranking: Comparable ownership first, then disclosed value
- Latest parsed ownership date
-
25 Apr 2022
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001388319
- Issuer location
- Sunrise, FL
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 U.S. Stem Cell, 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
Gregory Knutson
Disclosed value leader
Gregory Knutson
Comparable rows
0/2
Latest evidence
25 Apr 2022
3/4/5
Highest disclosed value: $268,721
2 rows are not safely comparable across share classes.
Quick read
Gregory Knutson has the largest disclosed position value at $268.7K.
0 of 2 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 Gregory Knutson's linked filing trail.
Disclosed position value
Top 2
Gregory Knutson
$268.7K
William P. Murphy Jr.
$49.8K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-2 of 2 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Gregory Knutson |
3/4/5
Director
|
—
class O/S missing
|
$268,721
67,180,331 shares
|
— | 25 Apr 2022 |
| William P. Murphy Jr. |
3/4/5
Director
|
—
class O/S missing
|
$49,781
12,445,322 shares
|
— | 23 Feb 2021 |
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 18 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 1-2 of 2 reporting-owner rows connected to U.S. Stem Cell, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
2
Largest Forms 3/4/5 holder
Gregory Knutson
Net 12M change
$0
Latest report
25 Apr 2022
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Gregory Knutson | Director | $268,721 | Mixed | 25 Apr 2022 | ||
| William P. Murphy Jr. | Director | $49,781 | Mixed | 23 Feb 2021 |
Recent insider transactions for U.S. Stem Cell, 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.