Who owns X-Energy, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of XE from SEC Form 13F filings across 188 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 188 institutions disclosed 181.6M shares of X-Energy, Inc. worth $3.33B — about 64.8% of shares outstanding; the largest disclosed holder is AMAZON COM INC. Source: SEC Form 13F filings, parsed by EvidInvest.
188
13F holders
$3.33B
value, 2026 filers
64.8%
of shares outstanding (181.6M sh)
188
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of XE's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | AMAZON COM INCNEW | 65.8M | $1.21B | 27.3% | 23.5% | new |
| 2 | SEGRA CAPITAL MANAGEMENT, LLCNEW | 14.5M | $265.8M | 53.6% | 5.2% | new |
| 3 | ARES MANAGEMENT LLCNEW | 13.8M | $254.2M | 11.1% | 4.9% | new |
| 4 | ONTARIO TEACHERS PENSION PLAN BOARDNEW | 8.5M | $155.4M | 1.0% | 3% | new |
| 5 | VAN ECK ASSOCIATES CORPNEW | 7.1M | $130.8M | 0.1% | 2.5% | new |
| 6 | Point72 Asset Management, L.P.NEW | 5.7M | $104.5M | 0.1% | 2% | new |
| 7 | ARK Investment Management LLCNEW | 5.4M | $99.4M | 0.6% | 1.9% | new |
| 8 | BlackRock, Inc.NEW | 4.4M | $80.8M | 0.0% | 1.6% | new |
| 9 | JANE STREET GROUP, LLCNEW | 3.9M | $70.8M | 0.0% | 1.4% | new |
| 10 | DOW CHEMICAL CO /DE/NEW | 3.8M | $69.6M | 30.5% | 1.4% | new |
| 11 | D. E. Shaw & Co., Inc.NEW | 3.8M | $69.3M | 0.0% | 1.3% | new |
| 12 | CITADEL ADVISORS LLCNEW | 2.4M | $44.2M | 0.0% | 0.9% | new |
| 13 | Hood River Capital Management LLCNEW | 2.3M | $42.9M | 0.3% | 0.8% | new |
| 14 | PRICE T ROWE ASSOCIATES INC /MD/NEW | 2.3M | $42.6M | 0.0% | 0.8% | new |
| 15 | SOROS FUND MANAGEMENT LLCNEW | 2.2M | $41.2M | 0.5% | 0.8% | new |
| 16 | UBS Group AGNEW | 2.0M | $37.6M | 0.0% | 0.7% | new |
| 17 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 1.8M | $33.8M | 0.0% | 0.7% | new |
| 18 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 1.5M | $27.8M | 0.0% | 0.5% | new |
| 19 | DG Capital Management, LLCNEW | 1.5M | $27.8M | 5.8% | 0.5% | new |
| 20 | BNP PARIBAS ASSET MANAGEMENT Holding S.A.NEW | 1.5M | $27.6M | 0.0% | 0.5% | new |
| 21 | Amova Asset Management Americas, Inc.NEW | 1.5M | $26.7M | 0.3% | 0.5% | new |
| 22 | Sumitomo Mitsui Trust Group, Inc.NEW | 1.4M | $26.6M | 0.0% | 0.5% | new |
| 23 | Zimmer Partners, LPNEW | 1.2M | $22.9M | 0.5% | 0.4% | new |
| 24 | Two Seas Capital LPNEW | 1.0M | $18.4M | 0.4% | 0.4% | new |
| 25 | ALKEON CAPITAL MANAGEMENT LLCNEW | 1.0M | $18.4M | 0.0% | 0.4% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.