Security key
98386P102
X-Energy, Inc. - Class A Common Stock, par value $0.0001 per share (XE)
CUSIP: 98386P102
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / Class A Common Stock, par value $0.0001 per share
- Total 13F shares
- 181,190,108
- Total 13F value
- $3,326,753,015
- Share change
- +180,819,120
- Put/Call ratio
- 328%
- SEC-reported price per share
- $18.36
- Number of holders
- 189
- Value change
- +$3,319,941,675
- Number of buys
- 187
- Shares outstanding
- 371,484,436
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
189
Top holders
10
XE full security history
Ownership snapshot
Full 13F holder table
X-Energy, Inc. SEC filings
X-Energy, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of XE - X-Energy, Inc. - Class A Common Stock, par value $0.0001 per share (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
Kamal Seyed Ghaffarian
Disclosed value leader
Kamal Seyed Ghaffarian
Comparable rows
6/15
Latest evidence
30 Jun 2026
13D/G
3/4/5
Lead comparable stake: 25%
9 rows are not safely comparable across share classes.
13D/G row: Kamal Seyed Ghaffarian
Showing 1-6 of 15 holder rows.
Quick read
Kamal Seyed Ghaffarian leads the comparable SEC ownership view at 25%.
6 of 15 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 Kamal Seyed Ghaffarian's linked filing trail.
Comparable ownership
Top 5
Kamal Seyed Ghaffarian
25%
AMAZON COM INC
23%
Ares Partners Holdco LLC
12%
GFNCI LLC
6.8%
SEGRA CAPITAL MANAGEMENT, LLC
5.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Kamal Seyed Ghaffarian |
13D/G
3/4/5
Director, 10%+ Owner
|
25%
|
$1,482,222,900
92,871,109 shares
|
$0 | 30 Jun 2026 |
| AMAZON COM INC |
13D/G
3/4/5
10%+ Owner
|
23%
|
$1,050,757,690
65,836,948 shares
|
$0 | 30 Jun 2026 |
| Ares Partners Holdco LLC |
13D/G
3/4/5
Former 10% Owner
|
12%
|
$610,682,922
38,263,341 shares
|
$0 | 30 Jun 2026 |
| GFNCI LLC |
13D/G
Kenneth Griffin
|
6.8%
|
$576,782,671
18,558,001 shares
|
$0 | 27 Apr 2026 |
| SEGRA CAPITAL MANAGEMENT, LLC |
13D/G
|
5.3%
|
$277,779,988
15,129,629 shares
|
$0 | 09 Jun 2026 |
| Laura Garcia |
3/4/5
Chief Accounting Officer
|
0.06%
|
$7,627,122
240,300 shares
|
— | 01 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.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
189
Shares
181,190,108
Rows available
189
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
0
Q2 2026 holders
189
Holder diff
189
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|