Latest Period
Q2 2026
Security Snapshot
X-Energy, Inc. - Class A Common Stock, par value $0.0001 per share (XE) Institutional Ownership
CUSIP: 98386P102
13F Institutional Holders and Ownership History for Q2 2026
Institutions Reporting
189
Shares (Excl. Options)
181,190,108
Price
$18.36
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- Security type / class
- Equity / Class A Common Stock, par value $0.0001 per share
- Symbol
- XE on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 181,190,108
- Total 13F value
- $3,326,753,015
- Portfolio coverage rank
- 0.02%
- Share change
- +180,819,120
- Value change
- +$3,319,941,675
- Number of holders
- 189
- Shares outstanding
- 371,484,436
- SEC-reported price per share
- $17.05
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- XE - X-Energy, Inc. - Class A Common Stock, par value $0.0001 per share is tracked under CUSIP 98386P102.
- 189 institutions reported positions in Q2 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Latest quarter on this page is Q2 2026.
- Additional quarter-over-quarter change detail appears as history expands.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 189 institutions filings for Q2 2026.
Security key
98386P102
Latest holder period
Q2 2026
13F holders
189
13D/G owners
5
CIK / CUSIP context first
Open Q2 2026 holders
XE full holder history
X-Energy, Inc. SEC filings
X-Energy, Inc. company facts
X-Energy, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 98386P102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
XE
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Ghaffarian Kamal Seyed | 25% | $1,482,222,900 | 92,871,109 | Kamal Seyed Ghaffarian | 30 Jun 2026 | |||
| AMAZON COM INC | 23% | $1,050,757,690 | 65,836,948 | Amazon.com, Inc. | 30 Jun 2026 | |||
| Ares Partners Holdco LLC | 12% | $610,682,922 | 38,263,341 | Ares Partners Holdco LLC | 30 Jun 2026 | |||
| GFNCI LLC | 6.8% | $576,782,671 | 18,558,001 | Kenneth Griffin | 27 Apr 2026 | |||
| SEGRA CAPITAL MANAGEMENT, LLC | 5.3% | $277,779,988 | 15,129,629 | SEGRA CAPITAL MANAGEMENT, LLC | 09 Jun 2026 |
As of 30 Jun 2026, 189 institutional investors reported holding 181,190,108 shares of X-Energy, Inc. - Class A Common Stock, par value $0.0001 per share (XE). This represents 49% of the company’s total 371,484,436 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
43%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| AMAZON COM INC | 18% | 65,836,948 | 27% | $1,208,766,365 | |
| SEGRA CAPITAL MANAGEMENT, LLC | 3.9% | 14,475,734 | 61% | $265,774,476 | |
| ARES MANAGEMENT LLC | 3.7% | 13,844,585 | 11% | $254,186,581 | |
| ONTARIO TEACHERS PENSION PLAN BOARD | 2.3% | 8,464,443 | 0.99% | $155,407,173 | |
| VAN ECK ASSOCIATES CORP | 1.9% | 7,121,895 | 0.08% | $130,757,992 | |
| Point72 Asset Management, L.P. | 1.5% | 5,689,086 | 0.16% | $104,451,619 | |
| ARK Investment Management LLC | 1.5% | 5,411,846 | 0.65% | $99,361,493 | |
| BlackRock, Inc. | 1.2% | 4,399,867 | 0% | $80,781,559 | |
| JANE STREET GROUP, LLC | 1% | 3,855,908 | 0.05% | $70,794,471 | |
| DOW CHEMICAL CO /DE/ | 1% | 3,792,499 | 30% | $69,630,282 | |
| D. E. Shaw & Co., Inc. | 1% | 3,776,201 | 0.04% | $69,331,050 | |
| CITADEL ADVISORS LLC | 0.65% | 2,406,075 | 0.03% | $44,175,537 | |
| Hood River Capital Management LLC | 0.63% | 2,335,437 | 0.31% | $42,878,623 | |
| PRICE T ROWE ASSOCIATES INC /MD/ | 0.62% | 2,320,074 | 0% | $42,598,000 | |
| SOROS FUND MANAGEMENT LLC | 0.6% | 2,245,454 | 0.54% | $41,226,535 | |
| UBS Group AG | 0.55% | 2,045,264 | 0.01% | $37,551,047 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 0.5% | 1,843,232 | 0% | $33,841,740 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.41% | 1,512,498 | 0% | $27,769,463 | |
| DG Capital Management, LLC | 0.41% | 1,512,339 | 9.6% | $27,766,544 | |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.4% | 1,502,035 | 0.03% | $27,577,363 | |
| Amova Asset Management Americas, Inc. | 0.39% | 1,454,875 | 0.34% | $26,711,505 | |
| Sumitomo Mitsui Trust Group, Inc. | 0.39% | 1,448,579 | 0.02% | $26,595,910 | |
| Zimmer Partners, LP | 0.34% | 1,244,674 | 0.54% | $22,852,215 | |
| ALKEON CAPITAL MANAGEMENT LLC | 0.27% | 1,000,000 | 0.07% | $18,360,000 | |
| Two Seas Capital LP | 0.27% | 1,000,000 | 0.7% | $18,360,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
1
Latest
Q2 2026
Rows shown
1-1 of 1
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 181,190,108 | $3,326,753,015 | +$3,319,941,675 | $18.36 | 189 |