TSS, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 11/12/2025 | 1.35 M | $24.46 M | 13.72% | 5.77% |
| VANGUARD GROUP INC | 11/07/2025 | 1.24 M | $22.47 M | 31.18% | 5.30% |
| CITADEL ADVISORS LLC | 11/14/2025 | 716.80 K | $12.98 M | 82.11% | 3.06% |
| CITADEL ADVISORS LLC | 11/14/2025 | 512.05 K | $9.27 M | 529.38% | 2.19% |
| B. RILEY WEALTH ADVISORS, INC. | 10/31/2025 | 500.00 K | $90.55 K | 100.00% | 2.14% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 499.36 K | $9.04 M | 537.80% | 2.13% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 497.82 K | $9.02 M | 27.69% | 2.13% |
| CITADEL ADVISORS LLC | 11/14/2025 | 474.20 K | $8.59 M | 16.37% | 2.03% |
| AWM INVESTMENT COMPANY, INC. | 11/13/2025 | 450.00 K | $8.15 M | 100.00% | 1.92% |
| VALUE ALIGNED RESEARCH ADVISORS, LLC | 12/03/2025 | 431.26 K | $7.81 M | 22.12% | 1.84% |
| RENAISSANCE TECHNOLOGIES LLC | 11/13/2025 | 415.10 K | $7.52 M | 32.41% | 1.77% |
| JANE STREET GROUP, LLC | 11/14/2025 | 393.50 K | $7.13 M | 433.20% | 1.68% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 375.85 K | $6.81 M | -3.73% | 1.61% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 371.80 K | $6.73 M | 251.42% | 1.59% |
| STATE STREET CORP | 11/14/2025 | 365.62 K | $6.62 M | 47.35% | 1.56% |
| TREXQUANT INVESTMENT LP | 11/14/2025 | 328.84 K | $5.96 M | 100.00% | 1.41% |
| WOLVERINE TRADING, LLC | 11/14/2025 | 290.10 K | $5.36 M | 100.00% | 1.24% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 11/14/2025 | 262.90 K | $4.76 M | -68.80% | 1.12% |
| NUVEEN, LLC | 11/12/2025 | 233.32 K | $4.23 M | 470.62% | 1.00% |
| JANE STREET GROUP, LLC | 11/14/2025 | 190.80 K | $3.46 M | 74.25% | 0.82% |
| JANE STREET GROUP, LLC | 11/14/2025 | 175.71 K | $3.18 M | 100.00% | 0.75% |
| NORTHERN TRUST CORP | 11/14/2025 | 151.34 K | $2.74 M | 12.50% | 0.65% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 143.15 K | $2.59 M | 45.28% | 0.61% |
| TWO SIGMA INVESTMENTS, LP | 11/14/2025 | 140.18 K | $2.54 M | -30.56% | 0.60% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 124.00 K | $2.25 M | 100.00% | 0.53% |
| PEAK6 LLC | 11/14/2025 | 123.10 K | $2.23 M | 220.57% | 0.53% |
| MAN GROUP PLC | 11/14/2025 | 118.22 K | $2.14 M | 100.00% | 0.51% |
| GROUP ONE TRADING, L.P. | 11/12/2025 | 114.62 K | $2.08 M | 100.00% | 0.49% |
| LPL FINANCIAL LLC | 11/12/2025 | 114.22 K | $2.07 M | 1,055.94% | 0.49% |
| MORGAN STANLEY | 11/14/2025 | 111.86 K | $2.03 M | 38.53% | 0.48% |
| UBS GROUP AG | 11/13/2025 | 109.86 K | $1.99 M | 5.56% | 0.47% |
| ROCKEFELLER CAPITAL MANAGEMENT L.P. | 11/14/2025 | 102.57 K | $1.86 M | -2.03% | 0.44% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 100.00 K | $1.81 M | 100.00% | 0.43% |
| ALLIANCEBERNSTEIN L.P. | 11/14/2025 | 95.96 K | $1.74 M | 100.00% | 0.41% |
| CUBIST SYSTEMATIC STRATEGIES, LLC | 11/14/2025 | 88.80 K | $1.61 M | 114.49% | 0.38% |
| PRECISION WEALTH STRATEGIES, LLC | 10/16/2025 | 85.45 K | $1.55 M | 100.00% | 0.37% |
| CUBIST SYSTEMATIC STRATEGIES, LLC | 11/14/2025 | 77.60 K | $1.41 M | 137.31% | 0.33% |
| WOLVERINE TRADING, LLC | 11/14/2025 | 67.70 K | $1.25 M | 100.00% | 0.29% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 58.07 K | $1.05 M | 11.52% | 0.25% |
| VERITION FUND MANAGEMENT LLC | 11/14/2025 | 54.01 K | $978.16 K | -38.24% | 0.23% |
| HIGHTOWER ADVISORS, LLC | 11/07/2025 | 52.24 K | $946.12 K | 100.28% | 0.22% |
| AMERICAN CENTURY COMPANIES INC | 11/12/2025 | 51.92 K | $940.20 K | 73.93% | 0.22% |
| GSA CAPITAL PARTNERS LLP | 11/07/2025 | 47.93 K | $868.00 K | 72.76% | 0.20% |
| WOLVERINE TRADING, LLC | 11/14/2025 | 44.87 K | $829.68 K | 100.00% | 0.19% |
| BANK OF NEW YORK MELLON CORP | 11/03/2025 | 40.94 K | $741.38 K | 7.16% | 0.18% |
| RUSSELL INVESTMENTS GROUP, LTD. | 11/13/2025 | 39.48 K | $715.05 K | 100.00% | 0.17% |
| CETERA INVESTMENT ADVISERS | 11/14/2025 | 39.22 K | $710.24 K | 206.65% | 0.17% |
| CENTIVA CAPITAL, LP | 11/14/2025 | 37.93 K | $686.99 K | 100.00% | 0.16% |
| JT STRATFORD LLC | 11/12/2025 | 37.91 K | $686.53 K | -38.80% | 0.16% |
| MARATHON TRADING INVESTMENT MANAGEMENT LLC | 11/13/2025 | 36.50 K | $661.02 K | 100.00% | 0.16% |
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TSS, Inc. institutional Ownership - FAQ's
During the previous two years, 130 institutional investors and hedge funds held shares of TSS, Inc.. The most heavily invested institutionals were:
BlackRock, Inc.: 1.35 M
VANGUARD GROUP INC: 1.24 M
CITADEL ADVISORS LLC: 512,051
SUSQUEHANNA INTERNATIONAL GROUP, LLP: 499,355
GEODE CAPITAL MANAGEMENT, LLC: 497,823
AWM Investment Company, Inc.: 450,000
40.20% of TSS, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 9.41 M shares in the last 24 months. This purchase volume represents approximately $67.18 M in transactions.