Latest Period
Q4 2025
- Info
- Insider Trading
- Financials
- Holders
Security Snapshot
TSS, Inc. - Common Stock (TSSI) Institutional Ownership
CUSIP: 87288V101
13F Institutional Holders and Ownership History from Q3 2024 to Q1 2026
Institutions Reporting
88
Shares (Excl. Options)
8,500,374
Price
$7.07
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- Type / Class
- Equity / Common Stock
- Symbol
- TSSI on Nasdaq
- Shares outstanding
- 28,745,000
- Price per share
- $13.01
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 8,500,374
- Total reported value
- $60,118,399
- % of total 13F portfolios
- 0%
- Share change
- -818,635
- Value change
- -$20,499,123
- Number of holders
- 88
- Price from insider filings
- $13.01
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- TSSI - TSS, Inc. - Common Stock is tracked under CUSIP 87288V101.
- 88 institutions reported positions in Q4 2025.
- 1 significant owner is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 88 to 13 between Q4 2025 and Q1 2026.
- Reported value moved from $60,118,399 to $2,324,831.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 88 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 87288V101?
CUSIP 87288V101 identifies TSSI - TSS, Inc. - Common Stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 87288V101:
Significant Owners of TSS, Inc. - Common Stock (TSSI) based on Schedule 13D/G filings
| 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.
Top 25 Institutional Shareholders
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 |
Institutional Holders of TSS, Inc. - Common Stock (TSSI) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 178,683 | $2,324,831 | +$137,385 | $13.01 | 13 |
| 2025 Q4 | 8,500,374 | $60,118,399 | -$20,499,123 | $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 |