Latest Period
Q2 2026
Security Snapshot
TSS, Inc. - Common Stock (TSSI) Institutional Ownership
CUSIP: 87288V101
13F Institutional Holders and Ownership History from Q3 2024 to Q2 2026
Institutions Reporting
55
Shares (Excl. Options)
4,328,157
Price
$12.30
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- Security type / class
- Equity / Common Stock
- Symbol
- TSSI on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 4,328,157
- Total 13F value
- $53,235,936
- Portfolio coverage rank
- 0%
- Share change
- +1,270,529
- Value change
- +$15,559,263
- Number of holders
- 55
- Shares outstanding
- 27,981,000
- SEC-reported price per share
- $11.67
- Insider filing price
- $11.67
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- TSSI - TSS, Inc. - Common Stock is tracked under CUSIP 87288V101.
- 55 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 110 to 55 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $128,086,672 to $53,235,936.
Research use
- 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.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 55 institutions filings for Q2 2026.
Security key
87288V101
Latest holder period
Q2 2026
13F holders
55
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
TSSI full holder history
TSS, Inc. SEC filings
TSS, Inc. company facts
TSS, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 87288V101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
TSSI
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 6.7% | +28% | $23,059,142 | +$4,320,277 | 1,874,727 | +23% | BlackRock, Inc. | 30 Jun 2026 |
| JANE STREET GROUP, LLC | 5.2% | $16,979,302 | 1,466,261 | JANE STREET GROUP, LLC | 26 May 2026 |
As of 30 Jun 2026, 55 institutional investors reported holding 4,328,157 shares of TSS, Inc. - Common Stock (TSSI). This represents 15% of the company’s total 27,981,000 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
15%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.3% | 2,322,290 | +31% | 0% | $28,564,167 |
| LPL Financial LLC | 1.7% | 486,260 | +42% | 0% | $5,980,996 |
| STATE STREET CORP | 1.7% | 484,262 | +14% | 0% | $5,956,423 |
| CROWN ADVISORS MANAGEMENT, INC. | 0.36% | 100,000 | 0.68% | $1,230,000 | |
| Covestor Ltd | 0.33% | 93,087 | 0.66% | $1,145,000 | |
| Y-Intercept (Hong Kong) Ltd | 0.32% | 90,868 | 0.02% | $1,117,676 | |
| Bank of New York Mellon Corp | 0.27% | 74,529 | +21% | 0% | $916,703 |
| SIERRA SUMMIT ADVISORS LLC | 0.26% | 74,023 | 0.1% | $910,483 | |
| IMC-Chicago, LLC | 0.25% | 68,954 | +75% | 0.01% | $848,134 |
| GSA CAPITAL PARTNERS LLP | 0.21% | 58,806 | +51% | 0.05% | $723,000 |
| Kestra Advisory Services, LLC | 0.13% | 35,200 | +0.28% | 0% | $432,960 |
| Evernest Financial Advisors, LLC | 0.13% | 35,000 | 0.09% | $430,500 | |
| HighTower Advisors, LLC | 0.12% | 34,649 | -2% | 0% | $426,183 |
| Russell Investments Group, Ltd. | 0.12% | 33,514 | +718% | 0% | $412,222 |
| F/m Investments LLC | 0.1% | 28,456 | 0.02% | $350,009 | |
| EMERALD MUTUAL FUND ADVISERS TRUST | 0.1% | 28,456 | 0.01% | $350,009 | |
| SLT Holdings LLC | 0.09% | 26,350 | 0.21% | $324,105 | |
| Pinnacle Wealth Planning Services, Inc. | 0.09% | 25,000 | 0% | 0.03% | $307,500 |
| Mesirow Financial Investment Management, Inc. | 0.08% | 22,643 | 0% | 0% | $278,509 |
| DEUTSCHE BANK AG\ | 0.08% | 22,505 | +6.9% | 0% | $276,812 |
| J.W. COLE ADVISORS, INC. | 0.08% | 21,300 | -8.7% | 0% | $261,990 |
| CREATIVE FINANCIAL DESIGNS INC /ADV | 0.07% | 19,400 | -21% | 0.01% | $238,620 |
| LJI Wealth Management, LLC | 0.07% | 18,500 | +48% | 0.03% | $227,550 |
| Vontobel Holding Ltd. | 0.06% | 16,144 | 0% | $198,571 | |
| CITIGROUP INC | 0.04% | 12,158 | +86% | 0% | $149,543 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
8
Latest
Q2 2026
Rows shown
1-8 of 8
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 4,328,157 | $53,235,936 | +$15,559,263 | $12.30 | 55 |
| 2026 Q1 | 9,856,817 | $128,086,672 | +$21,159,436 | $13.01 | 110 |
| 2025 Q4 | 8,500,574 | $60,119,813 | -$20,499,123 | $7.07 | 89 |
| 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 |