S-1 S-1/A EX-FILING FEES 333-294508 0002088896 X-Energy, Inc. N/A N/A 0002088896 2026-04-15 2026-04-15 0002088896 1 2026-04-15 2026-04-15 0002088896 2 2026-04-15 2026-04-15 iso4217:USD xbrli:pure xbrli:shares

Calculation of Filing Fee Tables
S-1
X-Energy, Inc.

Table 1: Newly Registered and Carry Forward Securities | ☐Not Applicable
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|  | Security Type | Security Class Title | Fee Calculation or Carry Forward Rule | Amount Registered | Proposed Maximum Offering Price Per Unit | Maximum Aggregate Offering Price | Fee Rate | Amount of Registration Fee | Carry Forward Form Type | Carry Forward File Number | Carry Forward Initial Effective Date | Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Newly Registered Securities
Fees to be Paid | 1 | Equity | Class A common stock | 457(a) | 44,022,556.10526 | $ 19.00 | $ 836,428,566.00 | 0.0001381 | $ 115,510.78 |  |  |  |
Fees Previously Paid | 2 | Equity | Class A common stock | 457(o) |  |  | $ 100,000,000.00 |  | $ 13,810.00 |  |  |  |
Carry Forward Securities
Carry Forward Securities |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  | Total Offering Amounts: |  | $ 936,428,566.00 |  | $ 129,320.78 |  |  |  |
|  |  | Total Fees Previously Paid: |  |  |  | $ 13,810.00 |  |  |  |
|  |  | Total Fee Offsets: |  |  |  | $ 0.00 |  |  |  |
|  |  | Net Fee Due: |  |  |  | $ 115,510.78 |  |  |  |

Offering Note |

1 | Includes Class A common stock, par value $0.0001 per share ("Class A common stock"), issuable upon exercise of the underwriters' option to purchase additional Class A common stock, if any. Estimated solely for the purpose of calculating the registration fee pursuant to Rule 457(a) under the Securities Act of 1933, as amended.
2 | Includes Class A common stock, par value $0.0001 per share ("Class A common stock"), issuable upon exercise of the underwriters' option to purchase additional Class A common stock, if any. Estimated solely for the purpose of calculating the registration fee pursuant to Rule 457(o) under the Securities Act of 1933, as amended.

Table 2: Fee Offset Claims and Sources | ☑Not Applicable
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|  | Registrant or Filer Name | Form or Filing Type | File Number | Initial Filing Date | Filing Date | Fee Offset Claimed | Security Type Associated with Fee Offset Claimed | Security Title Associated with Fee Offset Claimed | Unsold Securities Associated with Fee Offset Claimed | Unsold Aggregate Offering Amount Associated with Fee Offset Claimed | Fee Paid with Fee Offset Source
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Rules 457(b) and 0-11(a)(2)
Fee Offset Claims |  |  |  |  |  |  |  |  |  |  |  |
Fee Offset Sources |  |  |  |  |  |  |  |  |  |  |  |
Rule 457(p)
Fee Offset Claims |  |  |  |  |  |  |  |  |  |  |  |
Fee Offset Sources |  |  |  |  |  |  |  |  |  |  |  |

Table 3: Combined Prospectuses | ☑Not Applicable
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| Security Type | Security Class Title | Amount of Securities Previously Registered | Maximum Aggregate Offering Price of Securities Previously Registered | Form Type | File Number | Initial Effective Date
--- | --- | --- | --- | --- | --- | --- | ---