Comparable stake leader
Five Narrow Lane LP
SEC ownership of Expion Energy, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001894954.
Disclosed value leader
John Henry Yozamp
Comparable rows
4/33
Latest evidence
25 Aug 2026
- Public ticker
- XPON 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
-
Five Narrow Lane LP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
4 of 33
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Five Narrow Lane LP
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
25 Aug 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001894954
- Issuer location
- Redmond, OR
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 Expion Energy, 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
Five Narrow Lane LP
Disclosed value leader
John Henry Yozamp
Comparable rows
4/33
Latest evidence
25 Aug 2026
13D/G
3/4/5
13F
Lead comparable stake: 10%
29 rows are not safely comparable across share classes.
13D/G row: Five Narrow Lane LP
Showing 1-8 of 33 holder rows.
Quick read
Five Narrow Lane LP leads the comparable SEC ownership view at 10%.
4 of 33 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 Five Narrow Lane LP's linked filing trail.
Comparable ownership
Top 4
Five Narrow Lane LP
10%
3i, LP
4.9%
L1 Capital Global Opportunities M...
4.4%
S.H.N. Financial Investments Ltd.
0.13%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 33 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Five Narrow Lane LP |
13D/G
|
10%
Reported 13D/G
· 21 Aug 2026
|
$34,674
96,317 shares
|
$0 | 21 Aug 2026 |
| 3i, LP |
13D/G
|
4.9%
Reported 13D/G
· 31 Dec 2024
|
$102,381
110,087 shares
|
$0 | 31 Dec 2024 |
| L1 Capital Global Opportunities Master Fund, Ltd. |
13D/G
|
4.4%
Reported 13D/G
· 31 Dec 2025
|
$417,749
449,193 shares
|
+$178,746 | 31 Dec 2025 |
| S.H.N. Financial Investments Ltd. |
13D/G
|
0.13%
Reported 13D/G
· 31 Dec 2024
|
$5,006
5,383 shares
|
$0 | 31 Dec 2024 |
| John Henry Yozamp |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$2,656,726
1,762,682 shares
mixed-class rows
|
— | 04 Jun 2024 |
| Gregory Scott Aydelott |
3/4/5
Chief Financial Officer
|
—
mixed-class rows
|
$310,293
115,740 shares
mixed-class rows
|
— | 16 Jan 2024 |
| Carson E. Heagen |
3/4/5
Chief Operating Officer
|
—
mixed-class rows
|
$204,027
181,891 shares
mixed-class rows
|
— | 16 Oct 2025 |
| Kingsbury Capital Investment Advisors LLC |
13F
Company
|
—
denominator unverified
|
$68,468
152,152 shares
|
— | 30 Jun 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 09 Nov 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 1-15 of 15 reporting-owner rows connected to Expion Energy, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
15
Largest Forms 3/4/5 holder
John Henry Yozamp
Net 12M change
$0
Latest report
28 Aug 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| John Henry Yozamp | 10%+ Owner | $2,656,726 | Filing P/S | 04 Jun 2024 | ||
| Gregory Scott Aydelott | Chief Financial Officer | $310,293 | Mixed | 16 Jan 2024 | ||
| Carson E. Heagen | Chief Operating Officer | $204,027 | Mixed | 16 Oct 2025 | ||
| Paul Thomas Shoun | President, Director | $29,398 | Mixed | 31 Jul 2025 | ||
| Kevin Sellers | Chief Executive Officer, Director | $22,500 | Mixed | 21 Aug 2026 | ||
| Robert L. Winspear | Chief Financial Officer | $13,500 | Mixed | 25 Aug 2026 | ||
| Shawna Lee Bowin | VP, Finance | $8,826 | Mixed | 13 Aug 2026 | ||
| Brian Paul Schaffner | Director | $8,270 | Mixed | 13 Aug 2026 | ||
| Scott R. Burell | Director | $3,749 | Mixed | 13 Aug 2026 | ||
| Steve Shum | Director | $2,644 | Mixed | 13 Aug 2026 | ||
| George Lefevre | Director | $2,640 | Mixed | 13 Aug 2026 | ||
| Tien Q. Nguyen | Director | $2,629 | Mixed | 13 Aug 2026 | ||
| David Leigh Hendrickson | Director | Mixed | 02 May 2022 | |||
| Joseph D. Hammer | Former Chief Executive Officer, Director | Mixed | 21 Aug 2026 | |||
| Marcus Wesley Jarvis | Director | Mixed | 28 Aug 2026 |
Recent insider transactions for Expion Energy, 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Robert L. Winspear | XPON | Common Stock | Award | 30,000 | 30,000 | 25 Aug 2026 | Direct | |||
| Kevin Sellers | XPON | Common Stock | Award | 50,000 | 50,000 | 21 Aug 2026 | Direct | |||
| Joseph D. Hammer | XPON | Common Stock Purchase Warrant | Purchase | 1,058,609 | 1,058,609 | 21 Aug 2026 | See footnote | |||
| Joseph D. Hammer | XPON | 8% Convertible Debenture Due August 21, 2029 | Purchase | 4,500 | 4,500 | 21 Aug 2026 | See footnote | |||
| Brian Paul Schaffner | XPON | Common Stock | Award | 37.4% | 5,000 | 18,379 | 13 Aug 2026 | Direct | ||
| Steve Shum | XPON | Common Stock | Award | 570.8% | 5,000 | 5,876 | 13 Aug 2026 | Direct | ||
| George Lefevre | XPON | Common Stock | Award | 576% | 5,000 | 5,868 | 13 Aug 2026 | Direct | ||
| Tien Q. Nguyen | XPON | Common Stock | Award | 593.1% | 5,000 | 5,843 | 13 Aug 2026 | Direct | ||
| Scott R. Burell | XPON | Common Stock | Award | 150% | 5,000 | 8,333 | 13 Aug 2026 | Direct | ||
| Shawna Lee Bowin | XPON | Common Stock | Award | 115.5% | 10,514 | 19,615 | 13 Aug 2026 | Direct |
* marks a reported price that did not pass the local price check.