SOLARIS ENERGY INFRAS INC SEI
COM CL A · Common Stock · CUSIP 83418M103
- SectorIndustrials
- IndustryOil & Gas Field Machinery & Equipment
- HeadquartersHouston, TX
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($239.6k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $9.96. Options: 5 managers hold calls ($199.6k notional), 4 hold puts ($18.0k).
Trends to Q4 2022
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 128 |
| Q4 2022 | 129 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $141.0k | $152.0k | 1.08 |
| Q4 2022 | $199.6k | $18.0k | 0.09 |
Biggest buyers
| WELLINGTON MANAGEMENT GROUP LLP | Added | +359.3k |
| Meros Investment Management, LP | New | +240.0k |
| KENNEDY CAPITAL MANAGEMENT LLC | Added | +195.8k |
| CITADEL ADVISORS LLC | Added | +140.8k |
| RK Capital Management, LLC | Added | +126.2k |
| VICTORY CAPITAL MANAGEMENT INC | Added | +84.5k |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | Added | +82.0k |
| ACADIAN ASSET MANAGEMENT LLC | Added | +60.2k |
| Connor, Clark & Lunn Investment Management Ltd. | Added | +53.1k |
| GSA CAPITAL PARTNERS LLP | Added | +48.6k |
Biggest sellers
| MILLENNIUM MANAGEMENT LLC | Reduced | -562.4k |
| NORGES BANK | Sold out | -164.0k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Reduced | -145.0k |
| PRUDENTIAL FINANCIAL INC | Reduced | -137.5k |
| GOLDMAN SACHS GROUP INC | Reduced | -105.1k |
| VIKING FUND MANAGEMENT LLC | Reduced | -80.0k |
| LOS ANGELES CAPITAL MANAGEMENT LLC | Reduced | -66.9k |
| Versor Investments LP | Sold out | -65.2k |
| Nuveen Asset Management, LLC | Reduced | -55.5k |
| Bank of New York Mellon Corp | Reduced | -40.8k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New | $136.0k13.7k shares |
| CITADEL ADVISORS LLC | New | $58.6k5.9k shares |
| SIMPLEX TRADING, LLC | Added | $4.0k500 shares |
| GROUP ONE TRADING LLC | Reduced | $993100 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| SIMPLEX TRADING, LLC | Added | $11.0k1.2k shares |
| CITADEL ADVISORS LLC | New | $5.0k500 shares |
| GROUP ONE TRADING LLC | New | $2.0k200 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution +6.1 pts · filed 2026-08-06 | 13.1% |
| Zartler William A 13G · exempt (held before listing) -2.1 pts · filed 2026-02-13 | 10.0% |
| Solaris Energy Capital, LLC 13G · exempt (held before listing) filed 2025-02-14 | 8.5% |
| Yorktown Energy Partners X, L.P. 13G · passive -8.9 pts · filed 2026-08-14 | 7.2% |
| Voya Financial, Inc. 13G · institution new · filed 2026-02-12 | 5.2% |
Fell to 5% or below in the last year: Encompass Capital Advisors LLC (3.0%, 2026-05-15), FMR LLC (3.8%, 2026-05-06), VANGUARD GROUP INC (0.0%, 2026-03-27), JANE STREET GROUP, LLC (3.7%, 2026-02-04), DRIEHAUS CAPITAL MANAGEMENT LLC (2.2%, 2025-11-14), SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC (5.0%, 2025-11-14)
Insider purchases and sales in Q4 2022
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q1 2021 | 0 | — | 0 | — | — |
| Q2 2021 | 0 | — | 0 | — | — |
| Q3 2021 | 0 | — | 0 | — | — |
| Q4 2021 | 1 | $167.1k | 1 | $415.0k | — |
| Q1 2022 | 0 | — | 0 | — | — |
| Q2 2022 | 2 | $141.2k | 6 | $1.5m | — |
| Q3 2022 | 1 | $104.7k | 1 | $65.9k | — |
| Q4 2022 | 0 | — | 2 | $304.7k | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2022-12-16 | Zartler William A CHAIRMAN AND CEO, director | Sold | $218.5k23.0k shares |
| 2022-11-07 | BURKE JAMES R Director | Sold | $86.2k7.0k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q4 2022
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.00% of their portfolio | 2.5m $24.7m | Added +42.9k |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.7m $16.8m | Added +32.0k |
| Encompass Capital Advisors LLC 0.81% of their portfolio | 1.5m $14.7m | Reduced -12.1k |
| RK Capital Management, LLC 3.14% of their portfolio | 1.3m $13.2m | Added +126.2k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.02% of their portfolio | 1.3m $12.9m | Added +41.7k |
| DEPRINCE RACE & ZOLLO INC 0.29% of their portfolio | 1.3m $12.6m | Added +16.9k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 1.3m $12.5m | Added +12.0k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 1.3m $12.5m | Added +359.3k |
| Russell Investments Group, Ltd. 0.02% of their portfolio | 1.2m $11.4m | Added +9.9k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.02% of their portfolio | 750.7k $7.5m | Reduced -145.0k |
| Orchard Capital Management, LLC 2.34% of their portfolio | 703.8k $7.0m | Unchanged |
| STATE STREET CORP 0.00% of their portfolio | 620.6k $6.2m | Added +1.5k |
| VICTORY CAPITAL MANAGEMENT INC 0.01% of their portfolio | 587.6k $5.8m | Added +84.5k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 577.6k $5.7m | Added +47.4k |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 535.7k $5.3m | Added +82.0k |
| Uniplan Investment Counsel, Inc. 0.28% of their portfolio | 399.8k $4.0m | Reduced -220 |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 397.7k $3.9m | Reduced -14.3k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 385.4k $3.8m | Reduced -40.8k |
| Acuitas Investments, LLC 3.68% of their portfolio | 347.8k $3.5m | Reduced -8.7k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 340.5k $3.4m | Reduced -16.2k |
| KENNEDY CAPITAL MANAGEMENT LLC 0.08% of their portfolio | 303.1k $3.0m | Added +195.8k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 287.6k $2.9m | Added +6.2k |
| MORGAN STANLEY 0.00% of their portfolio | 265.2k $2.6m | Reduced -21.2k |
| Meros Investment Management, LP 1.41% of their portfolio | 240.0k $2.4m | New |
| GW&K Investment Management, LLC 0.02% of their portfolio | 236.6k $2.3m | Reduced -2.2k |
| TWO SIGMA ADVISERS, LP 0.01% of their portfolio | 209.4k $2.1m | Reduced -22.3k |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 208.1k $2.1m | Added +44.7k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 205.3k $2.0m | Added +140.8k |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 197.3k $2.0m | Reduced -66.9k |
| TWO SIGMA INVESTMENTS, LP 0.01% of their portfolio | 191.7k $1.9m | Added +45.7k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 170.6k $1.7m | Reduced -562.4k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 166.4k $1.7m | Reduced -7.2k |
| ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio | 150.6k $1.5m | Added +60.2k |
| VIKING FUND MANAGEMENT LLC 0.28% of their portfolio | 140.0k $1.4m | Reduced -80.0k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 120.2k $1.2m | Reduced -55.5k |
| Connor, Clark & Lunn Investment Management Ltd. 0.01% of their portfolio | 114.3k $1.1m | Added +53.1k |
| GSA CAPITAL PARTNERS LLP 0.13% of their portfolio | 104.3k $1.0m | Added +48.6k |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 100.3k $995.6k | Reduced -137.5k |
| CORNERCAP INVESTMENT COUNSEL INC 0.17% of their portfolio | 98.8k $981.4k | Added +870 |
| CenterBook Partners LP 0.15% of their portfolio | 89.1k $884.6k | Added +231 |
| HENNESSY ADVISORS INC 0.06% of their portfolio | 87.9k $873.0k | Unchanged |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 83.2k $826.4k | Added +1.5k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 71.2k $706.8k | Reduced -105.1k |
| Invesco Ltd. 0.00% of their portfolio | 68.2k $676.9k | Added +6.3k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 62.4k $619.6k | Reduced -2.6k |
| Cubist Systematic Strategies, LLC 0.01% of their portfolio | 60.3k $598.7k | Reduced -10.4k |
| HUDSON EDGE INVESTMENT PARTNERS INC. 0.20% of their portfolio | 58.2k $578.0k | Added +15.9k |
| ZACKS INVESTMENT MANAGEMENT 0.01% of their portfolio | 55.0k $546.1k | Reduced -8.1k |
| ALGERT GLOBAL LLC 0.03% of their portfolio | 52.9k $525.6k | Added +9.0k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 50.3k $499.5k | Added +25.1k |
| Boston Partners 0.00% of their portfolio | 43.5k $431.9k | Unchanged |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.00% of their portfolio | 42.2k $419.2k | Added +482 |
| SEI INVESTMENTS CO 0.00% of their portfolio | 41.0k $407.3k | Added +3.2k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 41.0k $407.1k | Unchanged |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 39.8k $395.0k | Reduced -457 |
| Assenagon Asset Management S.A. 0.00% of their portfolio | 39.2k $389.0k | New |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 37.2k $369.9k | Reduced -18.1k |
| STRS OHIO 0.00% of their portfolio | 34.9k $346.0k | Unchanged |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 33.0k $328.0k | Added +646 |
| VAN DEN BERG MANAGEMENT I, INC 0.12% of their portfolio | 33.0k $327.5k | Added +210 |
| GUGGENHEIM CAPITAL LLC 0.00% of their portfolio | 32.9k $326.4k | Reduced -19.3k |
| BRASADA CAPITAL MANAGEMENT, LP 0.06% of their portfolio | 28.0k $278.0k | Unchanged |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors 0.07% of their portfolio | 26.0k $258.2k | Unchanged |
| Jump Financial, LLC 0.01% of their portfolio | 24.3k $241.3k | Reduced -545 |
| Dakota Wealth Management 0.02% of their portfolio | 24.1k $239.6k | Added +7.8k |
| UBS Group AG 0.00% of their portfolio | 23.8k $236.1k | Added +9.9k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 22.3k $221.0k | Reduced -13.0k |
| OCCUDO QUANTITATIVE STRATEGIES LP 0.02% of their portfolio | 21.1k $209.3k | Reduced -1.7k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 20.6k $205.0k | Reduced -8 |
| BARCLAYS PLC 0.00% of their portfolio | 17.9k $177.4k | First filing |
| CAXTON ASSOCIATES LP 0.01% of their portfolio | 17.2k $170.9k | Unchanged |
| MetLife Investment Management, LLC 0.00% of their portfolio | 16.7k $165.9k | Unchanged |
| SG Americas Securities, LLC 0.00% of their portfolio | 15.4k $153.0k | Reduced -8.7k |
| Quantbot Technologies LP 0.01% of their portfolio | 15.0k $149.1k | Added +10.1k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 14.9k $148.3k | Reduced -55 |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 14.9k $148.1k | Reduced -31 |
| Virtu Financial LLC 0.02% of their portfolio | 14.4k $143.0k | New |
| CastleKnight Management LP 0.04% of their portfolio | 13.9k $138.2k | New |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 13.9k $138.0k | Added +212 |
| Squarepoint Ops LLC 0.00% of their portfolio | 13.7k $136.3k | Reduced -13.3k |
| Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio | 13.0k $129.4k | Unchanged |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 12.9k $128.5k | Reduced -1.4k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 12.9k $128.0k | Added +4.0k |
| BOOTHBAY FUND MANAGEMENT, LLC 0.00% of their portfolio | 12.8k $126.9k | Added +2.4k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 12.7k $126.2k | Added +1.6k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 12.6k $125.2k | Added +142 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.00% of their portfolio | 12.5k $124.1k | Unchanged |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 12.4k $122.8k | Reduced -766 |
| MARSHALL WACE, LLP 0.00% of their portfolio | 11.4k $113.2k | Reduced -8.4k |
| U.S. Capital Wealth Advisors, LLC 0.01% of their portfolio | 11.1k $110.2k | Unchanged |
| Walleye Capital LLC 0.00% of their portfolio | 10.5k $104.3k | New |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 10.4k $103.0k | Reduced -53 |
| Texas Capital Bank Wealth Management Services Inc 0.01% of their portfolio | 10.0k $99.3k | New |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 6.6k $65.0k | Reduced -5.9k |
| Y.D. More Investments Ltd 0.22% of their portfolio | 5.4k $896.1k | First filing |
| AMALGAMATED BANK 0.00% of their portfolio | 5.1k $50.0k | Unchanged |
| Legal & General Group Plc 0.00% of their portfolio | 4.7k $47.1k | Added +899 |
| LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio | 4.7k $46.0k | Unchanged |
| SIMPLEX TRADING, LLC 0.00% of their portfolio | 4.6k $45.0k | Added +397 |
| Ellevest, Inc. 0.00% of their portfolio | 4.1k $41.2k | Added +45 |