| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 5.3% | $10,772,410 | 1,523,485 | BlackRock, Inc. | 31 Dec 2025 |
As of 31 Dec 2025, 88 institutional investors reported holding 8,500,374 shares of TSS, Inc. - Common Stock (TSSI). This represents 30% of the company’s total 28,745,000 outstanding shares.
The largest institutional shareholders of TSS, Inc. - Common Stock (TSSI) together control 26% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5.3% | 1,525,050 | +13% | 0% | $10,782,104 |
| VANGUARD GROUP INC | 4.5% | 1,286,482 | +3.7% | 0% | $9,095,428 |
| MILLENNIUM MANAGEMENT LLC | 3% | 865,350 | +130% | 0% | $6,118,024 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 539,359 | +8.3% | 0% | $3,814,076 |
| Value Aligned Research Advisors, LLC | 1.6% | 460,510 | +6.8% | 0.07% | $3,255,806 |
| STATE STREET CORP | 1.3% | 364,914 | -0.19% | 0% | $2,579,942 |
| UBS Group AG | 1.1% | 316,456 | +188% | 0% | $2,237,344 |
| JANE STREET GROUP, LLC | 0.84% | 241,042 | +37% | 0% | $1,704,167 |
| Arosa Capital Management LP | 0.7% | 200,000 | 0.91% | $1,414,000 | |
| LPL Financial LLC | 0.65% | 187,825 | +64% | 0% | $1,327,921 |
| CITADEL ADVISORS LLC | 0.59% | 170,182 | -67% | 0% | $1,203,187 |
| MORGAN STANLEY | 0.58% | 165,811 | +48% | 0% | $1,172,283 |
| NORTHERN TRUST CORP | 0.56% | 161,072 | +6.4% | 0% | $1,138,779 |
| RENAISSANCE TECHNOLOGIES LLC | 0.51% | 147,168 | -65% | 0% | $1,040,478 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.37% | 106,153 | -79% | 0% | $750,502 |
| Rockefeller Capital Management L.P. | 0.36% | 102,670 | +0.1% | 0% | $725,877 |
| Dupree Financial Group, LLC | 0.34% | 96,786 | 0.25% | $684,277 | |
| TWO SIGMA INVESTMENTS, LP | 0.32% | 92,946 | -34% | 0% | $657,128 |
| Point72 Asset Management, L.P. | 0.3% | 86,857 | 0% | $614,079 | |
| D. E. Shaw & Co., Inc. | 0.26% | 74,224 | +149% | 0% | $524,764 |
| Quantbot Technologies LP | 0.23% | 66,465 | 0.02% | $469,908 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.22% | 64,084 | +10% | 0% | $453,074 |
| XTX Topco Ltd | 0.21% | 61,098 | 0.01% | $431,963 | |
| Bank of New York Mellon Corp | 0.21% | 59,008 | +44% | 0% | $417,189 |
| GOLDMAN SACHS GROUP INC | 0.21% | 58,931 | -59% | 0% | $416,642 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 8,500,374 | $60,118,399 | -$20,498,797 | $7.07 | 88 |
| 2025 Q3 | 9,406,093 | $170,378,887 | +$21,670,959 | $18.11 | 98 |
| 2025 Q2 | 7,312,086 | $210,784,907 | +$100,090,334 | $28.83 | 95 |
| 2025 Q1 | 4,772,006 | $37,473,999 | +$13,943,144 | $7.85 | 62 |
| 2024 Q4 | 2,855,906 | $33,868,439 | +$29,511,323 | $11.86 | 51 |
| 2024 Q3 | 12,000 | $86,000 | +$86,000 | $7.17 | 1 |