How many institutions held XE - X-Energy, Inc. - Class A common stock, par value $0.0001 per share in Q3 2026?

68 institutional investors reported XE - X-Energy, Inc. - Class A common stock, par value $0.0001 per share for Q3 2026. Use the holders table for investor-level position and value details.

X-Energy, Inc. - Class A common stock, par value $0.0001 per share (XE)

Q: What does CUSIP 98386P102 represent in this 13F holders report?

CUSIP 98386P102 is the security identifier for XE - X-Energy, Inc. - Class A common stock, par value $0.0001 per share used to aggregate holder disclosures.

CUSIP: 98386P102

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Class A common stock, par value $0.0001 per share
Total 13F shares: 91,549,254
Total 13F value: $1,298,069,201
Share change: +8,105,067
SEC-reported price per share: $14.18
Number of holders: 68
Value change: +$114,827,055
Number of buys: 52
Number of sells: 8
Shares outstanding: 294,653,885

Security key

98386P102

Report period

Q3 2026

Institutions

Top holders

XE full security history Ownership snapshot Full 13F holder table X-Energy, Inc. SEC filings X-Energy, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 98386P102

Recent filing periods:

Q3 2026

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

31 Aug 2026

13D/G 13F 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 13D/G	25% Reported 13D/G · 30 Jun 2026	$1,482,222,900 92,871,109 shares	$0	30 Jun 2026
AMAZON COM INC	13F 13D/G 3/4/5 Company · 10%+ Owner 13F 13D/G 3/4/5	23% Reported 13D/G · 30 Jun 2026	$1,208,766,365 65,836,948 shares	—	30 Jun 2026
Ares Partners Holdco LLC	13D/G 3/4/5 Former 10% Owner 13D/G 3/4/5	12% Reported 13D/G · 30 Jun 2026	$610,682,922 38,263,341 shares	$0	30 Jun 2026
GFNCI LLC	13D/G Kenneth Griffin 13D/G	6.8% Reported 13D/G · 27 Apr 2026	$576,782,671 18,558,001 shares	$0	27 Apr 2026
SEGRA CAPITAL MANAGEMENT, LLC	13D/G 13F Company 13D/G 13F	5.3% Reported 13D/G · 09 Jun 2026	$277,779,988 15,129,629 shares	$0	09 Jun 2026
JANE STREET GROUP, LLC	13D/G 13F Company 13D/G 13F	5.2% Reported 13D/G · 31 Aug 2026	$348,269,105 15,322,002 shares	$0	31 Aug 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 Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

91,549,254

Rows available

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 Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

190

Q3 2026 holders

Holder diff

-122

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend