Who owns X-Energy, Inc. Class A Common Stock?
Institutional ownership of XE from SEC Form 13F filings across 149 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.
149
13F holders
$1.30B
value, 2026 filers
334.6%
of shares outstanding (73.4M sh)
149
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 | ONTARIO TEACHERS PENSION PLAN BOARDNEW | 8.5M | $155.4M | 1.0% | 38.6% | new |
| 2 | VAN ECK ASSOCIATES CORPNEW | 7.1M | $130.8M | 0.1% | 32.4% | new |
| 3 | Point72 Asset Management, L.P.NEW | 5.7M | $104.5M | 0.1% | 25.9% | new |
| 4 | ARK Investment Management LLCNEW | 5.4M | $99.4M | 0.6% | 24.7% | new |
| 5 | BlackRock, Inc.NEW | 4.4M | $80.8M | 0.0% | 20% | new |
| 6 | JANE STREET GROUP, LLCNEW | 3.9M | $70.8M | 0.0% | 17.6% | new |
| 7 | D. E. Shaw & Co., Inc.NEW | 3.8M | $69.3M | 0.0% | 17.2% | new |
| 8 | CITADEL ADVISORS LLCNEW | 2.4M | $44.2M | 0.0% | 11% | new |
| 9 | PRICE T ROWE ASSOCIATES INC /MD/NEW | 2.3M | $42,598 | 0.0% | 10.6% | new |
| 10 | UBS Group AGNEW | 2.0M | $37.6M | 0.0% | 9.3% | new |
| 11 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 1.8M | $33.8M | 0.0% | 8.4% | new |
| 12 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 1.5M | $27.8M | 0.0% | 6.9% | new |
| 13 | DG Capital Management, LLCNEW | 1.5M | $27.8M | 5.8% | 6.9% | new |
| 14 | BNP PARIBAS ASSET MANAGEMENT Holding S.A.NEW | 1.5M | $27.6M | 0.0% | 6.8% | new |
| 15 | Amova Asset Management Americas, Inc.NEW | 1.5M | $26.7M | 0.3% | 6.6% | new |
| 16 | Sumitomo Mitsui Trust Group, Inc.NEW | 1.4M | $26.6M | 0.0% | 6.6% | new |
| 17 | Zimmer Partners, LPNEW | 1.2M | $22.9M | 0.5% | 5.7% | new |
| 18 | Two Seas Capital LPNEW | 1.0M | $18.4M | 0.4% | 4.6% | new |
| 19 | GEODE CAPITAL MANAGEMENT, LLCNEW | 949,971 | $17.4M | 0.0% | 4.3% | new |
| 20 | WELLINGTON MANAGEMENT GROUP LLPNEW | 817,587 | $15.0M | 0.0% | 3.7% | new |
| 21 | ExodusPoint Capital Management, LPNEW | 745,137 | $13.7M | 0.1% | 3.4% | new |
| 22 | AMERIPRISE FINANCIAL INCNEW | 733,879 | $13.5M | 0.0% | 3.3% | new |
| 23 | VIKING GLOBAL INVESTORS LPNEW | 714,286 | $13.1M | 0.0% | 3.3% | new |
| 24 | BAMCO INC /NY/NEW | 695,538 | $12.8M | 0.0% | 3.2% | new |
| 25 | MORGAN STANLEYNEW | 687,486 | $12.6M | 0.0% | 3.1% | 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.