STEM, INC. - STEM
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 576,793 | 8,680 | 0.0% | 0.0% | 1 | -103,896 | -15.26% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | Added to | 396,383 | 5,965 | 0.0% | 0.0% | 2 | +1,160 | 0.29% | Q4 2025 | Jan 29, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 167,247 | 2,517 | 0.0% | 0.0% | 3 | -76,511 | -31.39% | Q4 2025 | Feb 13, 2026 |
| BlackRock, Inc. | History | Reduced | 138,177 | 2,079 | 0.0% | 0.0% | 4 | -1,203 | -0.86% | Q4 2025 | Feb 12, 2026 |
| GROUP ONE TRADING LLC | History | Reduced | 99,749 | 1,501 | 0.0% | 0.01% | 5 | -75,360 | -43.04% | Q4 2025 | Feb 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 88,246 | 1,328 | 0.0% | 0.0% | 6 | +1,821 | 2.11% | Q4 2025 | Feb 09, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 85,099 | 1,280 | 0.0% | 0.0% | 7 | -8,946 | -9.51% | Q4 2025 | Feb 17, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Added to | 79,216 | 1,192 | 0.1% | 0.02% | 8 | +67,377 | 569.11% | Q4 2025 | Feb 06, 2026 |
| CSS LLC/IL | History | No change | 70,030 | 1,053 | 0.05% | 0.05% | 9 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 69,600 | 1,047 | 0.02% | 0.01% | 10 | +54,000 | 346.15% | Q4 2025 | Feb 17, 2026 |
| IMC-Chicago, LLC | History | New | 60,400 | 909 | 0.0% | — | 11 | +60,400 | New | Q4 2025 | Jan 29, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 55,470 | 834 | 0.0% | 0.0% | 12 | -54,315 | -49.47% | Q4 2025 | Feb 17, 2026 |
| STATE STREET CORP | History | No change | 38,279 | 576 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 37,930 | 570 | 0.0% | 0.0% | 14 | -9,715 | -20.39% | Q4 2025 | Feb 12, 2026 |
| CITIGROUP INC | History | Added to | 37,223 | 560 | 0.0% | 0.0% | 15 | +741 | 2.03% | Q4 2025 | Feb 13, 2026 |
| UBS Group AG | History | Reduced | 36,390 | 547 | 0.0% | 0.0% | 16 | -27,630 | -43.16% | Q4 2025 | Jan 29, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 35,738 | 537 | 0.0% | 0.0% | 17 | +9,830 | 37.94% | Q4 2025 | Mar 25, 2026 |
| Jump Financial, LLC | History | New | 35,500 | 534 | 0.01% | — | 18 | +35,500 | New | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 32,967 | 496 | 0.0% | 0.0% | 19 | -8,802 | -21.07% | Q4 2025 | Feb 17, 2026 |
| DnB Asset Management AS | History | New | 32,461 | 488 | 0.0% | — | 20 | +32,461 | New | Q4 2025 | Feb 05, 2026 |
| COHEN & STEERS, INC. | History | No change | 31,887 | 480 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | No change | 29,400 | 442 | 0.0% | 0.0% | 22 | 0 | 0.0% | Q4 2025 | Feb 02, 2026 |
| HSBC HOLDINGS PLC | History | Added to | 28,424 | 434 | 0.0% | 0.0% | 23 | +9,233 | 48.11% | Q4 2025 | Mar 20, 2026 |
| Walleye Capital LLC | History | Reduced | 28,690 | 431 | 0.0% | 0.0% | 24 | -3,279 | -10.26% | Q4 2025 | Feb 13, 2026 |
| TWO SIGMA ADVISERS, LP | History | Added to | 27,690 | 416 | 0.0% | 0.0% | 25 | +2,000 | 7.79% | Q4 2025 | Feb 17, 2026 |
| Susquehanna Portfolio Strategies, LLC | History | No change | 26,781 | 403 | 0.01% | 0.01% | 26 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| ROYAL BANK OF CANADA | History | New | 25,938 | 390 | 0.0% | — | 27 | +25,938 | New | Q4 2025 | Feb 17, 2026 |
| Keyframe Capital Partners, L.P. | History | Added to | 25,924 | 390 | 1.79% | 1.08% | 28 | +733 | 2.91% | Q4 2025 | Feb 17, 2026 |
| Trexquant Investment LP | History | New | 25,576 | 384 | 0.0% | — | 29 | +25,576 | New | Q4 2025 | Feb 17, 2026 |
| MORGAN STANLEY | History | Added to | 24,074 | 362 | 0.0% | 0.0% | 30 | +652 | 2.78% | Q4 2025 | Feb 13, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 19,382 | 291 | 0.0% | 0.0% | 31 | +5,572 | 40.35% | Q4 2025 | Feb 10, 2026 |
| PEAK6 LLC | History | New | 19,000 | 285 | 0.0% | — | 32 | +19,000 | New | Q4 2025 | Mar 12, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 18,779 | 282 | 0.0% | 0.0% | 33 | -1,115 | -5.6% | Q4 2025 | Feb 17, 2026 |
| MANGROVE PARTNERS IM, LLC | History | New | 18,061 | 271 | 0.02% | — | 34 | +18,061 | New | Q4 2025 | Feb 17, 2026 |
| Qube Research & Technologies Ltd | History | New | 18,040 | 271 | 0.0% | — | 35 | +18,040 | New | Q4 2025 | Feb 17, 2026 |
| HighTower Advisors, LLC | History | Added to | 16,307 | 245 | 0.0% | 0.0% | 36 | +63 | 0.39% | Q4 2025 | Feb 06, 2026 |
| CANADA PENSION PLAN INVESTMENT BOARD | History | New | 16,100 | 242 | 0.0% | — | 37 | +16,100 | New | Q4 2025 | Feb 17, 2026 |
| Skaana Management L.P. | History | No change | 15,000 | 225 | 0.07% | 0.07% | 38 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| XTX Topco Ltd | History | Reduced | 14,579 | 219 | 0.01% | 0.02% | 39 | -8,139 | -35.83% | Q4 2025 | Feb 17, 2026 |
| Walleye Trading LLC | History | New | 14,211 | 213 | 0.0% | — | 40 | +14,211 | New | Q4 2025 | Feb 13, 2026 |
| SIMPLEX TRADING, LLC | History | Reduced | 659,500 | 209 | 0.0% | 0.01% | 41 | -25,500 | -3.72% | Q4 2025 | Feb 11, 2026 |
| OMERS ADMINISTRATION Corp | History | New | 12,600 | 189 | 0.0% | — | 42 | +12,600 | New | Q4 2025 | Feb 13, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 12,417 | 186 | 0.0% | 0.0% | 43 | -205,454 | -94.3% | Q4 2025 | Feb 17, 2026 |
| NOMURA HOLDINGS INC | History | Reduced | 12,338 | 185 | 0.0% | 0.0% | 44 | -2,914 | -19.11% | Q4 2025 | Feb 17, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | New | 11,778 | 177 | 0.0% | — | 45 | +11,778 | New | Q4 2025 | Feb 17, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 11,646 | 175 | 0.0% | 0.0% | 46 | +5,492 | 89.24% | Q4 2025 | Feb 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | New | 11,200 | 168 | 0.0% | — | 47 | +11,200 | New | Q4 2025 | Feb 12, 2026 |
| Point72 Asset Management, L.P. | History | Reduced | 11,100 | 167 | 0.0% | 0.0% | 48 | -41,291 | -78.81% | Q4 2025 | Feb 17, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Reduced | 10,514 | 159 | 0.0% | 0.0% | 49 | -1,825 | -14.79% | Q4 2025 | Feb 17, 2026 |
| Zweig-DiMenna Associates LLC | History | New | 8,302 | 124 | 0.01% | — | 50 | +8,302 | New | Q4 2025 | Feb 10, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 4,914 | 73 | 0.0% | 0.0% | 51 | +4,602 | 1475.0% | Q4 2025 | Feb 11, 2026 |
| DEUTSCHE BANK AG\ | History | Reduced | 4,047 | 60 | 0.0% | 0.0% | 52 | -2,410 | -37.32% | Q4 2025 | Feb 11, 2026 |
| Belvedere Trading LLC | History | Reduced | 76,400 | 60 | 0.0% | 0.0% | 53 | -2,100 | -2.68% | Q4 2025 | Feb 10, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | New | 3,608 | 54 | 0.0% | — | 54 | +3,608 | New | Q4 2025 | Feb 10, 2026 |
| FMR LLC | History | Added to | 2,229 | 33 | 0.0% | 0.0% | 55 | +1,286 | 136.37% | Q4 2025 | Feb 17, 2026 |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | History | New | 1,900 | 28 | 0.0% | — | 56 | +1,900 | New | Q4 2025 | Feb 03, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | Reduced | 1,746 | 26 | 0.0% | 0.0% | 57 | -1,045 | -37.44% | Q4 2025 | Feb 17, 2026 |
| IFP Advisors, Inc | History | Reduced | 1,478 | 22 | 0.0% | 0.0% | 58 | -1 | -0.07% | Q4 2025 | Feb 06, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 1,333 | 20 | 0.0% | 0.0% | 59 | +1,133 | 566.5% | Q4 2025 | Feb 17, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Reduced | 1,169 | 17 | 0.0% | 0.0% | 60 | -26 | -2.18% | Q4 2025 | Feb 06, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 897 | 13 | 0.0% | 0.0% | 61 | +154 | 20.73% | Q4 2025 | Feb 17, 2026 |
| CIBC Private Wealth Group LLC | History | No change | 476 | 7 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Rockefeller Capital Management L.P. | History | No change | 407 | 6 | 0.0% | 0.0% | 63 | 0 | 0.0% | Q4 2025 | Mar 16, 2026 |
| CWM, LLC | History | Reduced | 339 | 5 | 0.0% | 0.0% | 64 | -257 | -43.12% | Q4 2025 | Jan 26, 2026 |
| GAMMA Investing LLC | History | Reduced | 228 | 3 | 0.0% | 0.0% | 67 | -12 | -5.0% | Q4 2025 | Jan 05, 2026 |
| CKW FINANCIAL GROUP | History | No change | 192 | 3 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q4 2025 | Jan 26, 2026 |
| Hurley Capital, LLC | History | No change | 245 | 3 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Federation des caisses Desjardins du Quebec | History | Reduced | 199 | 2 | 0.0% | 0.0% | 69 | -45 | -18.44% | Q4 2025 | Feb 12, 2026 |
| SBI Securities Co., Ltd. | History | No change | 149 | 2 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q4 2025 | Feb 03, 2026 |
| Farther Finance Advisors, LLC | History | New | 97 | 1 | 0.0% | — | 76 | +97 | New | Q4 2025 | Jan 23, 2026 |
| Clearstead Advisors, LLC | History | Reduced | 80 | 1 | 0.0% | 0.0% | 72 | -65 | -44.83% | Q4 2025 | Feb 09, 2026 |
| BESSEMER GROUP INC | History | New | 59 | 1 | 0.0% | — | 73 | +59 | New | Q4 2025 | Feb 05, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Reduced | 96 | 1 | 0.0% | 0.0% | 71 | -53 | -35.57% | Q4 2025 | Feb 17, 2026 |
| US BANCORP \DE\ | History | No change | 67 | 1 | 0.0% | 0.0% | 70 | 0 | 0.0% | Q4 2025 | Jan 30, 2026 |
| FEDERATED HERMES, INC. | History | No change | 98 | 1 | 0.0% | 0.0% | 74 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Optiver Holding B.V. | History | No change | 87 | 1 | 0.0% | 0.0% | 75 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Sanctuary Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -228,839 | -100.0% | Q3 2025 | Jan 13, 2026 |
| Virtu Financial LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -12,856 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Skandinaviska Enskilda Banken AB (publ) | History | Closed out | 0 | 0 | — | 0.0% | — | -3,115 | -100.0% | Q3 2025 | Nov 07, 2025 |
| Russell Investments Group, Ltd. | History | Reduced | 6 | 0 | — | 0.0% | — | -930 | -99.36% | Q4 2025 | Feb 17, 2026 |
| Wealthspire Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -723 | -100.0% | Q3 2025 | Nov 14, 2025 |
| HARBOUR INVESTMENTS, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -115 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Newbridge Financial Services Group, Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -96 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Cornerstone Financial Management LLC | History | New | 66 | 0 | — | — | — | +66 | New | Q4 2025 | Feb 13, 2026 |
| Advisory Services Network, LLC | History | Closed out | 0 | 0 | — | — | — | -50 | -100.0% | Q3 2025 | Nov 18, 2025 |
| Allworth Financial LP | History | New | 42 | 0 | — | — | — | +42 | New | Q4 2025 | Feb 05, 2026 |
| Fortitude Family Office, LLC | History | New | 29 | 0 | — | — | — | +29 | New | Q4 2025 | Jan 15, 2026 |
| Quent Capital, LLC | History | New | 25 | 0 | — | — | — | +25 | New | Q4 2025 | Jan 29, 2026 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | History | Closed out | 0 | 0 | — | — | — | -25 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Pilgrim Partners Asia Pte Ltd | History | Closed out | 0 | 0 | — | — | — | -25 | -100.0% | Q3 2025 | Nov 03, 2025 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | History | Closed out | 0 | 0 | — | — | — | -20 | -100.0% | Q3 2025 | Nov 14, 2025 |
| MATHER GROUP, LLC. | History | Closed out | 0 | 0 | — | — | — | -10 | -100.0% | Q3 2025 | Oct 21, 2025 |
| EverSource Wealth Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -10 | -100.0% | Q3 2025 | Nov 10, 2025 |
| Arax Advisory Partners | History | Closed out | 0 | 0 | — | — | — | -8 | -100.0% | Q3 2025 | Nov 14, 2025 |
| PRINCIPAL SECURITIES, INC. | History | Closed out | 0 | 0 | — | — | — | -5 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Steward Partners Investment Advisory, LLC | History | Closed out | 0 | 0 | — | — | — | -5 | -100.0% | Q3 2025 | Nov 12, 2025 |
| SageView Advisory Group, LLC | History | New | 2 | 0 | — | — | — | +2 | New | Q4 2025 | Feb 17, 2026 |
| Missouri Trust & Investment Co | History | Closed out | 0 | 0 | — | — | — | -2 | -100.0% | Q3 2025 | Nov 06, 2025 |
| BARCLAYS PLC | History | No change | 33 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Wilmington Savings Fund Society, FSB | History | No change | 35 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| COMERICA BANK | History | No change | 20 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| HM PAYSON & CO | History | No change | 25 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 50 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 15, 2026 |
| MAI Capital Management | History | No change | 37 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Sound Income Strategies, LLC | History | No change | 5 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 21, 2026 |
| CoreCap Advisors, LLC | History | No change | 25 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 13, 2026 |
| Smallwood Wealth Investment Management, LLC | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 23, 2026 |
| Strategic Investment Solutions, Inc. /IL | History | No change | 37 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 27, 2026 |
| ORG Wealth Partners, LLC | History | No change | 7 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 14, 2026 |
| Dogwood Wealth Management LLC | History | No change | 11 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |