NuScale Power Corporation
NuScale Power Corporation (SMR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SMR · as of Mar 31, 2025
Ownership Breakdown
361
Institutional Holders
▲ 11 vs Q4
$1.01B
Total Inst. Value
▼ $49.12M vs Q4
133.91M
Shares Outstanding
freeFloat 97.19%
71.18M
13F Shares Held
▲ 12.25M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SMR largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC heating equipment, except electric & warm air furnaces | 8.94M | 7.00% | 7.00% | $126.60B | May 9, 2025 | ▲ 512.6K |
MIRAE ASSET GLOBAL ETFS HOLDINGS LTD. heating equipment, except electric & warm air furnaces | 6.84M | 5.36% | 5.36% | $96.88B | May 15, 2025 | ▲ 1.15M |
BLACKROCK, INC. heating equipment, except electric & warm air furnaces | 6.83M | 5.35% | 5.35% | $96.75B | May 2, 2025 | ▲ 515.3K |
VAN ECK ASSOCIATES CORP heating equipment, except electric & warm air furnaces | 4.16M | 3.26% | 3.26% | $58.93B | May 15, 2025 | ▲ 2.42M |
D. E. SHAW & CO., INC. heating equipment, except electric & warm air furnaces | 3.32M | 2.60% | 2.60% | $47.00B | May 15, 2025 | ▲ 1.01M |
UBS GROUP AG heating equipment, except electric & warm air furnaces | 3.17M | 2.48% | 2.48% | $44.86B | May 13, 2025 | ▲ 1.09M |
SAMSUNG C&T CORP heating equipment, except electric & warm air furnaces | 2.61M | 2.04% | 2.04% | $36.92B | May 14, 2025 | — held |
SWEDBANK AB heating equipment, except electric & warm air furnaces | 2.40M | 1.88% | 1.88% | $34.01B | Apr 14, 2025 | ▲ 149.9K |
MORGAN STANLEY heating equipment, except electric & warm air furnaces | 2.36M | 1.85% | 1.85% | $33.44B | May 15, 2025 | ▲ 1.30M |
GEODE CAPITAL MANAGEMENT, LLC heating equipment, except electric & warm air furnaces | 2.28M | 1.79% | 1.79% | $32.30B | May 13, 2025 | ▲ 314.9K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
33
Increased
+16.33M shares6
New Positions
first time holders10
Decreased
−4.54M shares0
Sold Out
fully exitedNet shares change (top 50)
+11.79M
+16.33M / −4.54M
Net new holders
+29
6 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SMR insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
3
Sell transactions
0.00
Buy/Sell ratio
$40M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Harshaw Stuart Alan director | May 29, 2026 | Award | 8,681 | — | — | 17.4K | Form 4 ↗ |
Harshaw Stuart Alan director | May 29, 2026 | Award | 8,681 | — | — | 8.7K | Form 4 ↗ |
Klein Dale E. director | May 29, 2026 | Award | 8,681 | — | — | 17.4K | Form 4 ↗ |
Klein Dale E. director | May 29, 2026 | Award | 8,681 | — | — | 8.7K | Form 4 ↗ |
Fujino Shinji director | May 29, 2026 | Award | 8,681 | — | — | 28.6K | Form 4 ↗ |
Chung Bum-Jin director | May 29, 2026 | Award | 8,681 | — | — | 51.2K | Form 4 ↗ |
BOECKMANN ALAN L director | May 29, 2026 | Award | 8,681 | — | — | 85.3K | Form 4 ↗ |
KRESA KENT director | May 29, 2026 | Award | 8,681 | — | — | 95.0K | Form 4 ↗ |
WALTERS DIANA J director | May 29, 2026 | Award | 8,681 | — | — | 21.0K | Form 4 ↗ |
Warnica Kimberly O. director | May 29, 2026 | Award | 8,681 | — | — | 56.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
NuScale Power Corporation (SMR) is primarily owned by institutional investors, who hold approximately 53.2% of total shares outstanding. Company insiders own approximately 2.81%, while retail and public investors account for the remaining 44.04%.
The largest institutional shareholder of NuScale Power Corporation is VANGUARD GROUP INC, holding approximately 8.94 million shares — equal to 7.00% of outstanding shares — as of March 31, 2025.
A total of 361 institutional investors currently hold SMR stock, with a combined institutional value of approximately $1.01 billion as of the most recent 13F filing period.
Frequently asked questions
SMR ownershipNuScale Power Corporation (SMR) is primarily owned by institutional investors, who hold approximately 53.2% of shares. The largest shareholder is VANGUARD GROUP INC with a 7.00% stake. Company insiders hold 2.81%. Data sourced from SEC Form 13F as of March 31, 2025.