SMR · Insider trading · 13F holders · Congress trades
NUSCALE POWER Corp (SMR)
Who is buying and selling SMR: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 12
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $791K
- Congress trades, 12 months
- 1
SMR at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 3 SMR insiders filed 4 sales worth $791K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
- 12 13F filers hold SMR among their 50 largest positions, worth $171.5M combined. The biggest bets by portfolio weight are Caz Investments LP (2.3%), Trask Adam Roland (1.9%) and Burnham & Co LLC (1.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
- Members of Congress have disclosed 1 SMR trade since 2024, 1 purchase and 0 sales in the past year; the latest was Lisa C. McClain (R-MI), buying $1K–15K on Nov 8, 2024.
- SMR last closed at $5.92 on Oct 29, 2026.
SMR insider trading
Between Aug 1, 2026 and Oct 29, 2026, 3 SMR insiders filed 4 sales worth $791K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 5, 2026 | Hamady Robert Ramsey | Chief Financial Officer | Sale10b5-1 | 20,000 | $7.89 | $158K | SEC |
| Aug 28, 2026 | Hamady Robert Ramsey | Chief Financial Officer | Sale | 29,880 | $9.39 | $281K | SEC |
| Aug 20, 2026 | Fujino Shinji | Director | Sale | 20,000 | $8.86 | $177K | SEC |
| Aug 6, 2026 | Fisher Carl M. | Chief Operating Officer | Sale | 18,771 | $9.36 | $176K | SEC |
Who owns SMR? Hedge funds and superinvestors
12 13F filers hold SMR among their 50 largest positions, worth $171.5M combined. The biggest bets by portfolio weight are Caz Investments LP (2.3%), Trask Adam Roland (1.9%) and Burnham & Co LLC (1.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Marex Group LtdInvestment manager | 0.9% | $127.5M | 12,711,180 | +39.7% shares | Q2 2026 |
| Greenhouse Funds LLLPHedge fund | 1.1% | $21.7M | 2,159,213 | New | Q2 2026 |
| Once Capital Management, LLCHedge fund | 1.3% | $6.8M | 680,000 | +20.8% shares | Q2 2026 |
| RPG Investment Advisory, LLCWealth manager | 1.2% | $6.3M | 798,534 | -42.8% shares | Q3 2026 |
| Burnham & Co LLCWealth manager | 1.7% | $2.1M | 213,015 | — | Q2 2026 |
| Caz Investments LPHedge fund | 2.3% | $2.1M | 213,000 | +3.1% shares | Q2 2026 |
| Trask Adam RolandInvestment manager | 1.9% | $2.0M | 183,975 | — | Q1 2026 |
| Soviero Asset Management, LPHedge fund | 0.6% | $1.3M | 130,000 | New | Q2 2026 |
| Portland Investment Counsel Inc.Investment manager | 0.3% | $1.1M | 105,000 | +0.0% shares | Q2 2026 |
| Cypress Capital Management LLC (WY)Asset manager | 0.3% | $418K | 41,635 | -1.2% shares | Q2 2026 |
| Grange Capital, LLCWealth manager | 0.1% | $81K | 10,243 | — | Q3 2026 |
| Firsthand Capital Management, Inc.Mutual fund manager | 0.1% | $50K | 5,000 | +0.0% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 2, Q2 2026: 9, Q1 2026: 1). Screen SMR in the grand portfolio →
SMR stock trades by members of Congress
Members of Congress have disclosed 1 SMR trade since 2024, 1 purchase and 0 sales in the past year; the latest was Lisa C. McClain (R-MI), buying $1K–15K on Nov 8, 2024.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Aug 13, 2025 | Lisa C. McClainR-MI · House | Buy | $1K–15K | Nov 8, 2024 | -77.2% |
SMR questions and answers
Are insiders buying SMR stock?
Between Aug 1, 2026 and Oct 29, 2026, 3 SMR insiders filed 4 sales worth $791K on SEC Form 4, and no open-market purchases; 1 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own SMR?
12 13F filers hold SMR among their 50 largest positions, worth $171.5M combined. The biggest bets by portfolio weight are Caz Investments LP (2.3%), Trask Adam Roland (1.9%) and Burnham & Co LLC (1.7%). In their latest 13Fs, 2 managers opened a new position and 2 added to one.
Has Congress traded SMR?
Members of Congress have disclosed 1 SMR trade since 2024, 1 purchase and 0 sales in the past year; the latest was Lisa C. McClain (R-MI), buying $1K–15K on Nov 8, 2024.
Who is the largest holder of SMR?
Among 13F filers, Marex Group Ltd reports the largest SMR position, $127.5M (12,711,180 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Caz Investments LP's: 2.3% of its portfolio.
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