Comparable stake leader
Star Equity Fund, LP
SEC ownership of Enservco Corp
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000319458.
Disclosed value leader
Star Equity Fund, LP
Comparable rows
1/7
Latest evidence
22 Aug 2025
- SEC evidence covered
- 13D/G and 3/4/5
- Largest SEC-reported holder
- Star Equity Fund, LP
- Latest 13D/G holder
- Star Equity Fund, LP
- Latest parsed evidence date
- 22 Aug 2025
- CIK
- 0000319458
- Location
- Longmont, CO
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Who this page is about.
2 identity fields
Ownership snapshot
Top shareholders of Enservco Corp (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
Star Equity Fund, LP
Disclosed value leader
Star Equity Fund, LP
Comparable rows
1/7
Latest evidence
22 Aug 2025
13D/G
3/4/5
Lead comparable stake: 16%
6 rows are not safely comparable across share classes.
13D/G row: Star Equity Fund, LP
Quick read
Star Equity Fund, LP leads the comparable SEC ownership view at 16%.
1 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 Star Equity Fund, LP's linked filing trail.
Comparable ownership
Top 1
Star Equity Fund, LP
16%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-7 of 7 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Star Equity Fund, LP |
13D/G
|
16%
|
$180,481
9,024,035 shares
|
$0 | 22 Aug 2025 |
| Mark Patterson |
3/4/5
Chief Financial Officer
|
—
mixed-class rows
|
—
595,000 shares
mixed-class rows
|
— | 11 Sep 2023 |
| Robert S. Herlin |
3/4/5
Director
|
—
class O/S missing
|
—
445,637 shares
|
— | 20 Jun 2024 |
| William A. Jolly |
3/4/5
Director
|
—
class O/S missing
|
—
445,303 shares
|
— | 20 Jun 2024 |
| Kevin Chesser |
3/4/5
Director
|
—
class O/S missing
|
—
396,847 shares
|
— | 20 Jun 2024 |
| Steve A. Weyel |
3/4/5
Director
|
—
class O/S missing
|
—
119,048 shares
|
— | 04 Apr 2024 |
| Donovan Kelly |
3/4/5
Principal Accounting Officer
|
—
class O/S missing
|
—
15,000 shares
|
— | 02 Nov 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 03 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 1-7 of 7 reporting-owner rows connected to Enservco Corp. Open a relationship link for the CIK-to-CIK filing trail.
Rows
7
Largest Forms 3/4/5 holder
Marc A. Kramer
Net 12M change
$0
Latest report
20 Jun 2024
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Marc A. Kramer | Director | Mixed | 30 Apr 2024 | |||
| Robert S. Herlin | Director | Mixed | 20 Jun 2024 | |||
| William A. Jolly | Director | Mixed | 20 Jun 2024 | |||
| Kevin Chesser | Director | Mixed | 20 Jun 2024 | |||
| Mark Patterson | Chief Financial Officer | Mixed | 11 Sep 2023 | |||
| Donovan Kelly | Principal Accounting Officer | Mixed | 02 Nov 2021 | |||
| Steve A. Weyel | Director | Mixed | 04 Apr 2024 |
Recent insider transactions for Enservco Corp
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.