SOI · Insider trading · 13F holders · Congress trades
Solaris Energy Infrastructure Inc (SOI)
Who is buying and selling SOI: 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
- 56
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
SOI at a glance
- No open-market insider purchases or sales of SOI were filed in the last 90 days.
- 56 13F filers hold SOI among their 50 largest positions, worth $1.7B combined, including Robert Pitts and Leopold Aschenbrenner. The biggest bets by portfolio weight are Amplify Investments, LLC (11.3%), Encompass Capital Advisors LLC (8.7%) and Hallstatt Advisors L.P. (8.3%). In their latest 13Fs, 12 managers opened a new position and 13 added to one.
- No member of Congress has disclosed a trade in SOI.
SOI insider trading
No open-market insider purchases or sales of SOI were filed in the last 90 days.
Who owns SOI? Hedge funds and superinvestors
56 13F filers hold SOI among their 50 largest positions, worth $1.7B combined, including Robert Pitts and Leopold Aschenbrenner. The biggest bets by portfolio weight are Amplify Investments, LLC (11.3%), Encompass Capital Advisors LLC (8.7%) and Hallstatt Advisors L.P. (8.3%). In their latest 13Fs, 12 managers opened a new position and 13 added to one.
Superinvestors holding SOI: Robert Pitts 1.2% · Leopold Aschenbrenner 0.5%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Encompass Capital Advisors LLCHedge fund | 8.7% | $202.7M | 2,519,604 | +44.0% shares | Q2 2026 |
| Summit Partners Public Asset Management, LLCHedge fund | 3.5% | $136.2M | 1,692,838 | -2.1% shares | Q2 2026 |
| Valiant Capital Management, L.P.Hedge fund | 8.0% | $129.1M | 1,604,346 | +43.3% shares | Q2 2026 |
| Driehaus Capital Management LLCHedge fund | 0.7% | $127.5M | 1,584,985 | -2.7% shares | Q2 2026 |
| Leopold AschenbrennerHedge fund | 0.5% | $90.9M | 1,129,621 | +2.2% shares | Q2 2026 |
| Advent International, L.P.Hedge fund | 0.5% | $88.1M | 1,094,427 | -11.8% shares | Q2 2026 |
| GW&K Investment Management, LLCWealth manager | 0.7% | $83.5M | 1,038,119 | — | Q2 2026 |
| CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENTHedge fund | 3.4% | $73.2M | 1,029,000 | +146.2% shares | Q3 2026 |
| Situational Awareness Partners LPHedge fund | 1.6% | $62.5M | 1,105,551 | — | Q1 2026 |
| Two Seas Capital LPHedge fund | 2.2% | $56.0M | 786,838 | New | Q3 2026 |
| Emerald Advisers, LLCInstitutional asset manager | 1.2% | $51.5M | 640,616 | +7.7% shares | Q2 2026 |
| Ranger Investment Management, L.P.Institutional asset manager | 3.0% | $47.0M | 583,733 | -4.0% shares | Q2 2026 |
| Oberweis Asset Management Inc/Mutual fund manager | 0.9% | $45.4M | 564,581 | +6.1% shares | Q2 2026 |
| Greenhouse Funds LLLPHedge fund | 2.1% | $39.8M | 495,053 | New | Q2 2026 |
| Robert PittsHedge fund | 1.2% | $38.8M | 481,901 | — | Q2 2026 |
| Emerald Mutual Fund Advisers TrustMutual fund manager | 1.1% | $32.6M | 405,313 | +28.8% shares | Q2 2026 |
| Kennedy Capital Management LLCInstitutional asset manager | 0.6% | $32.5M | 404,104 | -8.8% shares | Q2 2026 |
| Axiom Investors LLC /deHedge fund | 0.2% | $24.9M | 308,860 | — | Q2 2026 |
| Tortoise Capital Advisors, L.l.c.Mutual fund manager | 0.2% | $23.6M | 293,332 | — | Q2 2026 |
| Wealth High Governance Asset Management Ltda.Wealth manager | 2.5% | $23.3M | 289,518 | +27.4% shares | Q2 2026 |
| Sagefield Capital LPHedge fund | 1.6% | $21.9M | 272,202 | -10.1% shares | Q2 2026 |
| Goodlander Investment Management, LLCHedge fund | 6.6% | $21.7M | 270,000 | New | Q2 2026 |
| Penn Capital Management Company, LLCInstitutional asset manager | 1.1% | $18.1M | 224,485 | -20.0% shares | Q2 2026 |
| Zweig-DiMenna Associates LLCHedge fund | 1.3% | $13.9M | 172,650 | +263.5% shares | Q2 2026 |
| Bwcp, LPHedge fund | 2.0% | $13.9M | 172,215 | New | Q2 2026 |
| No Street GP LPHedge fund | 0.7% | $12.5M | 155,000 | -31.1% shares | Q2 2026 |
| Diameter Capital Partners LPHedge fund | 1.6% | $12.1M | 150,000 | New | Q2 2026 |
| Hallstatt Advisors L.P.Hedge fund | 8.3% | $11.8M | 146,907 | +22.2% shares | Q2 2026 |
| Ripple Effect Asset Management LPHedge fund | 6.2% | $10.5M | 130,300 | New | Q2 2026 |
| Uniplan Investment Counsel, Inc.Wealth manager | 0.9% | $10.1M | 125,807 | -8.2% shares | Q2 2026 |
The 30 largest of 56 positions, by value. Each manager counts with its latest 13F (Q3 2026: 6, Q2 2026: 48, Q1 2026: 2). Screen SOI in the grand portfolio →
SOI stock trades by members of Congress
No member of Congress has disclosed a trade in SOI.
SOI questions and answers
Are insiders buying SOI stock?
No open-market insider purchases or sales of SOI were filed in the last 90 days.
Which hedge funds own SOI?
56 13F filers hold SOI among their 50 largest positions, worth $1.7B combined, including Robert Pitts and Leopold Aschenbrenner. The biggest bets by portfolio weight are Amplify Investments, LLC (11.3%), Encompass Capital Advisors LLC (8.7%) and Hallstatt Advisors L.P. (8.3%). In their latest 13Fs, 12 managers opened a new position and 13 added to one.
Has Congress traded SOI?
No member of Congress has disclosed a trade in SOI.
Who is the largest holder of SOI?
Among 13F filers, Encompass Capital Advisors LLC reports the largest SOI position, $202.7M (2,519,604 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Amplify Investments, LLC's: 11.3% of its portfolio.
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