TSS, Inc. - TSSI
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | History | Added to | 1,525,050 | 10,782 | 0.0% | 0.0% | 1 | +174,518 | 12.92% | Q4 2025 | Feb 12, 2026 |
| VANGUARD GROUP INC | History | Added to | 1,286,482 | 9,095 | 0.0% | 0.0% | 2 | +45,524 | 3.67% | Q4 2025 | Jan 29, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 865,350 | 6,118 | 0.0% | 0.0% | 3 | +389,497 | 81.85% | Q4 2025 | Feb 17, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 686,482 | 4,853 | 0.0% | 0.0% | 4 | -1,016,569 | -59.69% | Q4 2025 | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 539,359 | 3,814 | 0.0% | 0.0% | 5 | +41,536 | 8.34% | Q4 2025 | Feb 09, 2026 |
| Value Aligned Research Advisors, LLC | History | Added to | 460,510 | 3,255 | 0.03% | 0.1% | 6 | +29,247 | 6.78% | Q4 2025 | Feb 17, 2026 |
| STATE STREET CORP | History | Reduced | 364,914 | 2,579 | 0.0% | 0.0% | 7 | -702 | -0.19% | Q4 2025 | Feb 13, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 336,642 | 2,380 | 0.0% | 0.0% | 8 | -423,367 | -55.71% | Q4 2025 | Feb 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 328,653 | 2,323 | 0.0% | 0.0% | 9 | -805,402 | -71.02% | Q4 2025 | Feb 17, 2026 |
| UBS Group AG | History | Added to | 316,456 | 2,237 | 0.0% | 0.0% | 10 | +206,600 | 188.06% | Q4 2025 | Jan 29, 2026 |
| IMC-Chicago, LLC | History | New | 267,993 | 1,894 | 0.0% | — | 11 | +267,993 | New | Q4 2025 | Jan 29, 2026 |
| Arosa Capital Management LP | History | New | 200,000 | 1,414 | 0.18% | — | 12 | +200,000 | New | Q4 2025 | Feb 17, 2026 |
| D. E. Shaw & Co., Inc. | History | Added to | 198,224 | 1,401 | 0.0% | 0.0% | 13 | +44,409 | 28.87% | Q4 2025 | Feb 17, 2026 |
| LPL Financial LLC | History | Added to | 187,825 | 1,327 | 0.0% | 0.0% | 14 | +73,607 | 64.44% | Q4 2025 | Feb 11, 2026 |
| Point72 Asset Management, L.P. | History | New | 186,257 | 1,316 | 0.0% | — | 15 | +186,257 | New | Q4 2025 | Feb 17, 2026 |
| GROUP ONE TRADING LLC | History | Reduced | 168,400 | 1,190 | 0.0% | 0.01% | 16 | -173,622 | -50.76% | Q4 2025 | Feb 12, 2026 |
| MORGAN STANLEY | History | Added to | 165,811 | 1,172 | 0.0% | 0.0% | 17 | +53,956 | 48.24% | Q4 2025 | Feb 13, 2026 |
| NORTHERN TRUST CORP | History | Added to | 161,072 | 1,138 | 0.0% | 0.0% | 18 | +9,732 | 6.43% | Q4 2025 | Feb 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 147,168 | 1,040 | 0.0% | 0.01% | 19 | -267,932 | -64.55% | Q4 2025 | Feb 12, 2026 |
| SIMPLEX TRADING, LLC | History | Reduced | 137,400 | 971 | 0.0% | 0.0% | 20 | -296,014 | -68.3% | Q4 2025 | Feb 11, 2026 |
| Rockefeller Capital Management L.P. | History | Added to | 102,670 | 725 | 0.0% | 0.0% | 21 | +100 | 0.1% | Q4 2025 | Mar 16, 2026 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | New | 39,145 | 704 | 0.0% | — | 22 | +39,145 | New | Q4 2025 | Feb 11, 2026 |
| Dupree Financial Group, LLC | History | New | 96,786 | 684 | 0.25% | — | 23 | +96,786 | New | Q4 2025 | Jan 29, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 92,946 | 657 | 0.0% | 0.0% | 24 | -47,234 | -33.7% | Q4 2025 | Feb 17, 2026 |
| HRT FINANCIAL LP | History | New | 77,400 | 546 | 0.0% | — | 25 | +77,400 | New | Q4 2025 | Feb 12, 2026 |
| Quantbot Technologies LP | History | New | 66,465 | 469 | 0.02% | — | 26 | +66,465 | New | Q4 2025 | Feb 10, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 64,084 | 453 | 0.0% | 0.0% | 27 | +6,016 | 10.36% | Q4 2025 | Feb 13, 2026 |
| XTX Topco Ltd | History | New | 61,098 | 431 | 0.01% | — | 28 | +61,098 | New | Q4 2025 | Feb 17, 2026 |
| Bank of New York Mellon Corp | History | Added to | 59,008 | 417 | 0.0% | 0.0% | 29 | +18,070 | 44.14% | Q4 2025 | Feb 10, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 58,931 | 416 | 0.0% | 0.0% | 30 | -84,214 | -58.83% | Q4 2025 | Mar 25, 2026 |
| K2 PRINCIPAL FUND, L.P. | History | New | 50,000 | 353 | 0.03% | — | 31 | +50,000 | New | Q4 2025 | Feb 13, 2026 |
| Verition Fund Management LLC | History | Reduced | 48,412 | 342 | 0.0% | 0.0% | 32 | -5,600 | -10.37% | Q4 2025 | Feb 13, 2026 |
| Kestra Advisory Services, LLC | History | Added to | 45,100 | 318 | 0.0% | 0.0% | 33 | +27,300 | 153.37% | Q4 2025 | Feb 13, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 44,816 | 316 | 0.0% | 0.0% | 34 | +22,878 | 104.28% | Q4 2025 | Feb 13, 2026 |
| Nuveen, LLC | History | Reduced | 40,889 | 289 | 0.0% | 0.0% | 35 | -192,432 | -82.48% | Q4 2025 | Feb 12, 2026 |
| CITIZENS FINANCIAL GROUP INC/RI | History | Added to | 39,500 | 279 | 0.0% | 0.01% | 36 | +3,038 | 8.33% | Q4 2025 | Jan 30, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 39,503 | 279 | 0.0% | 0.0% | 37 | +19 | 0.05% | Q4 2025 | Feb 17, 2026 |
| CREATIVE FINANCIAL DESIGNS INC /ADV | History | Added to | 35,850 | 253 | 0.02% | 0.04% | 38 | +600 | 1.7% | Q4 2025 | Feb 06, 2026 |
| HighTower Advisors, LLC | History | Reduced | 32,943 | 232 | 0.0% | 0.0% | 40 | -19,300 | -36.94% | Q4 2025 | Feb 06, 2026 |
| BARCLAYS PLC | History | Added to | 32,917 | 232 | 0.0% | 0.0% | 39 | +6,621 | 25.18% | Q4 2025 | Feb 13, 2026 |
| Palisades Investment Partners, LLC | History | Added to | 31,195 | 220 | 0.08% | 0.2% | 41 | +3,269 | 11.71% | Q4 2025 | Jan 20, 2026 |
| NewEdge Advisors, LLC | History | Added to | 30,389 | 214 | 0.0% | 0.0% | 42 | +18,735 | 160.76% | Q4 2025 | Feb 18, 2026 |
| Cetera Investment Advisers | History | Reduced | 27,477 | 194 | 0.0% | 0.0% | 43 | -11,741 | -29.94% | Q4 2025 | Feb 17, 2026 |
| Marathon Trading Investment Management LLC | History | Reduced | 27,252 | 192 | 0.0% | 0.05% | 44 | -9,248 | -25.34% | Q4 2025 | Feb 13, 2026 |
| Aristides Capital LLC | History | New | 26,700 | 188 | 0.03% | — | 45 | +26,700 | New | Q4 2025 | Feb 26, 2026 |
| J.W. COLE ADVISORS, INC. | History | Added to | 26,430 | 186 | 0.0% | 0.01% | 46 | +9,910 | 59.99% | Q4 2025 | Feb 11, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Reduced | 25,240 | 178 | 0.0% | 0.0% | 47 | -26,676 | -51.38% | Q4 2025 | Feb 13, 2026 |
| AXQ CAPITAL, LP | History | New | 24,977 | 176 | 0.04% | — | 49 | +24,977 | New | Q4 2025 | Feb 10, 2026 |
| Pinnacle Wealth Planning Services, Inc. | History | No change | 25,000 | 176 | 0.02% | 0.05% | 48 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Reduced | 23,700 | 167 | 0.0% | 0.0% | 50 | -72,260 | -75.3% | Q4 2025 | Feb 17, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 23,709 | 167 | 0.0% | 0.0% | 51 | -2,032 | -7.89% | Q4 2025 | Feb 13, 2026 |
| Virtu Financial LLC | History | New | 22,584 | 160 | 0.01% | — | 52 | +22,584 | New | Q4 2025 | Feb 23, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 19,008 | 134 | 0.0% | 0.0% | 53 | +9,730 | 104.87% | Q4 2025 | Feb 17, 2026 |
| AlphaQuest LLC | History | Reduced | 18,807 | 132 | 0.01% | 0.03% | 54 | -7,599 | -28.78% | Q4 2025 | Feb 09, 2026 |
| EntryPoint Capital, LLC | History | New | 18,041 | 127 | 0.05% | — | 55 | +18,041 | New | Q4 2025 | Feb 12, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 17,231 | 121 | 0.0% | 0.0% | 56 | +355 | 2.1% | Q4 2025 | Feb 17, 2026 |
| STIFEL FINANCIAL CORP | History | Reduced | 16,166 | 114 | 0.0% | 0.0% | 57 | -250 | -1.52% | Q4 2025 | Feb 13, 2026 |
| ROYAL BANK OF CANADA | History | New | 14,484 | 102 | 0.0% | — | 58 | +14,484 | New | Q4 2025 | Feb 17, 2026 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | History | Reduced | 11,467 | 100 | 0.0% | 0.0% | 60 | -5,924 | -34.06% | Q4 2025 | Jan 08, 2026 |
| Invesco Ltd. | History | Added to | 14,280 | 100 | 0.0% | 0.0% | 59 | +3,044 | 27.09% | Q4 2025 | Feb 19, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 14,098 | 99 | 0.0% | 0.0% | 61 | +750 | 5.62% | Q4 2025 | Feb 11, 2026 |
| VESTOR CAPITAL, LLC | History | Reduced | 636 | 85 | 0.01% | 0.01% | 62 | -11,364 | -94.7% | Q4 2025 | Feb 11, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Reduced | 11,413 | 81 | 0.01% | 0.07% | 63 | -36,512 | -76.19% | Q4 2025 | Feb 06, 2026 |
| MetLife Investment Management, LLC | History | No change | 11,243 | 79 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| MONECO ADVISORS, LLC | History | Added to | 10,980 | 77 | 0.01% | 0.02% | 65 | +120 | 1.1% | Q4 2025 | Feb 04, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Reduced | 10,752 | 76 | 0.0% | 0.0% | 66 | -12,177 | -53.11% | Q4 2025 | Feb 17, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 9,761 | 69 | 0.0% | 0.0% | 67 | +1,241 | 14.57% | Q4 2025 | Feb 17, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 8,633 | 61 | 0.0% | 0.0% | 68 | +556 | 6.88% | Q4 2025 | Feb 11, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 5,800 | 41 | 0.0% | 0.0% | 69 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 5,422 | 38 | 0.0% | 0.0% | 70 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 4,570 | 32 | 0.0% | 0.0% | 71 | -30,230 | -86.87% | Q4 2025 | Feb 10, 2026 |
| FMR LLC | History | Added to | 3,724 | 26 | 0.0% | 0.0% | 72 | +3,192 | 600.0% | Q4 2025 | Feb 17, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 3,652 | 25 | 0.0% | 0.0% | 73 | +2,004 | 121.6% | Q4 2025 | Feb 17, 2026 |
| TORONTO DOMINION BANK | History | No change | 3,000 | 21 | 0.0% | 0.0% | 74 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Legal & General Group Plc | History | No change | 2,033 | 14 | 0.0% | 0.0% | 75 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 1,863 | 13 | 0.0% | 0.0% | 76 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Added to | 1,293 | 9 | 0.0% | 0.0% | 77 | +153 | 13.42% | Q4 2025 | Feb 17, 2026 |
| Rialto Wealth Management, LLC | History | No change | 917 | 6 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q4 2025 | Jan 12, 2026 |
| AMALGAMATED BANK | History | Added to | 660 | 5 | 0.0% | 0.0% | 79 | +37 | 5.94% | Q4 2025 | Feb 05, 2026 |
| CITIGROUP INC | History | Reduced | 608 | 4 | 0.0% | 0.0% | 80 | -3,046 | -83.36% | Q4 2025 | Feb 13, 2026 |
| FINANCIAL CONSULATE, INC | History | New | 500 | 3 | 0.0% | — | 81 | +500 | New | Q4 2025 | Jan 22, 2026 |
| MAI Capital Management | History | No change | 409 | 2 | 0.0% | 0.0% | 82 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| IFP Advisors, Inc | History | No change | 387 | 2 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| GAMMA Investing LLC | History | Added to | 236 | 1 | 0.0% | — | 85 | +212 | 883.33% | Q4 2025 | Jan 05, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Added to | 213 | 1 | 0.0% | 0.0% | 84 | +91 | 74.59% | Q4 2025 | Feb 17, 2026 |
| B. Riley Wealth Advisors, Inc. | History | Closed out | 0 | 0 | — | 0.01% | — | -505,000 | -100.0% | Q3 2025 | Oct 31, 2025 |
| AWM Investment Company, Inc. | History | Closed out | 0 | 0 | — | 0.76% | — | -450,000 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Trexquant Investment LP | History | Closed out | 0 | 0 | — | 0.06% | — | -328,842 | -100.0% | Q3 2025 | Nov 14, 2025 |
| PEAK6 LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -123,100 | -100.0% | Q3 2025 | Mar 30, 2026 |
| Man Group plc | History | Closed out | 0 | 0 | — | 0.0% | — | -118,224 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Precision Wealth Strategies, LLC | History | Closed out | 0 | 0 | — | 0.5% | — | -85,445 | -100.0% | Q3 2025 | Oct 16, 2025 |
| Centiva Capital, LP | History | Closed out | 0 | 0 | — | 0.01% | — | -37,934 | -100.0% | Q3 2025 | Nov 14, 2025 |
| JT Stratford LLC | History | Closed out | 0 | 0 | — | 0.09% | — | -37,909 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Mesirow Financial Investment Management, Inc. | History | Closed out | 0 | 0 | — | 0.01% | — | -29,643 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Huntleigh Advisors, Inc. | History | Closed out | 0 | 0 | — | 0.09% | — | -29,434 | -100.0% | Q3 2025 | Oct 30, 2025 |
| CANTOR FITZGERALD, L. P. | History | Closed out | 0 | 0 | — | 0.0% | — | -23,267 | -100.0% | Q3 2025 | Feb 17, 2026 |
| Advisory Services Network, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -18,419 | -100.0% | Q3 2025 | Nov 18, 2025 |
| THOMPSON DAVIS & CO., INC. | History | Closed out | 0 | 0 | — | 0.15% | — | -13,500 | -100.0% | Q3 2025 | Nov 05, 2025 |
| SeaCrest Wealth Management, LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -11,654 | -100.0% | Q3 2025 | Nov 13, 2025 |
| STRS OHIO | History | Closed out | 0 | 0 | — | 0.0% | — | -6,900 | -100.0% | Q3 2025 | Oct 30, 2025 |
| SG Americas Securities, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -6,622 | -100.0% | Q3 2025 | Oct 23, 2025 |
| State of Wyoming | History | Closed out | 0 | 0 | — | 0.01% | — | -5,290 | -100.0% | Q3 2025 | Nov 04, 2025 |
| VALLEY NATIONAL ADVISERS INC | History | Closed out | 0 | 0 | — | 0.0% | — | -500 | -100.0% | Q3 2025 | Oct 17, 2025 |
| NISA INVESTMENT ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -201 | -100.0% | Q3 2025 | Oct 23, 2025 |
| USA FINANCIAL FORMULAS | History | New | 88 | 0 | — | — | — | +88 | New | Q4 2025 | Jan 14, 2026 |
| Sterling Capital Management LLC | History | Added to | 119 | 0 | — | — | — | +75 | 170.45% | Q4 2025 | Feb 13, 2026 |
| Farther Finance Advisors, LLC | History | Reduced | 1 | 0 | — | 0.0% | — | -57 | -98.28% | Q4 2025 | Jan 23, 2026 |
| SageView Advisory Group, LLC | History | New | 36 | 0 | — | — | — | +36 | New | Q4 2025 | Feb 17, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 36 | 0 | — | — | — | +34 | 1700.0% | Q4 2025 | Feb 06, 2026 |
| US BANCORP \DE\ | History | Closed out | 0 | 0 | — | — | — | -27 | -100.0% | Q3 2025 | Nov 12, 2025 |
| ISLAY CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | — | — | -25 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Caitong International Asset Management Co., Ltd | History | Closed out | 0 | 0 | — | — | — | -18 | -100.0% | Q3 2025 | Nov 19, 2025 |
| CWM, LLC | History | Reduced | 1 | 0 | — | — | — | -12 | -92.31% | Q4 2025 | Jan 26, 2026 |
| Allworth Financial LP | History | New | 1 | 0 | — | — | — | +1 | New | Q4 2025 | Feb 05, 2026 |
| Arax Advisory Partners | History | No change | 3 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Silicon Valley Capital Partners | History | No change | 120 | 0 | — | 0.0% | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |