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
124
Shares (Excl. Options)
13,086,434
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
- 13,086,434
- Total 13F value
- $160,971,297
- Portfolio coverage rank
- 0%
- Share change
- +3,186,958
- Value change
- +$38,429,118
- Number of holders
- 124
- Shares outstanding
- 27,981,000
- SEC-reported price per share
- $11.59
- Insider filing price
- $11.59
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.
- 124 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 110 to 124 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $128,087,147 to $160,971,297.
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 124 institutions filings for Q2 2026.
Security key
87288V101
Latest holder period
Q2 2026
13F holders
124
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, 124 institutional investors reported holding 13,086,434 shares of TSS, Inc. - Common Stock (TSSI). This represents 47% 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
39%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.3% | 2,322,290 | +31% | 0% | $28,564,167 |
| JANE STREET GROUP, LLC | 3.7% | 1,047,184 | +59% | 0.01% | $12,880,364 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.5% | 966,509 | -0.2% | 0% | $11,888,061 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 2.4% | 681,700 | +64% | 0.05% | $8,384,910 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2% | 626,884 | +8.9% | 0% | $7,712,580 |
| D. E. Shaw & Co., Inc. | 1.9% | 542,913 | +192% | 0% | $6,677,830 |
| Driehaus Capital Management LLC | 1.9% | 536,314 | 0.04% | $6,596,662 | |
| LPL Financial LLC | 1.7% | 486,260 | +42% | 0% | $5,980,996 |
| STATE STREET CORP | 1.7% | 484,262 | +14% | 0% | $5,956,423 |
| GOLDMAN SACHS GROUP INC | 1.3% | 371,792 | +200% | 0% | $4,573,042 |
| ALGERT GLOBAL LLC | 1.2% | 342,405 | +3164% | 0.05% | $4,211,581 |
| UBS Group AG | 1.1% | 293,872 | -44% | 0% | $3,614,626 |
| Value Aligned Research Advisors, LLC | 0.93% | 261,498 | -43% | 0.02% | $3,216,425 |
| WELLS FARGO & COMPANY/MN | 0.8% | 222,931 | +29% | 0% | $2,742,051 |
| MILLENNIUM MANAGEMENT LLC | 0.79% | 220,744 | -40% | 0% | $2,715,151 |
| NORTHERN TRUST CORP | 0.69% | 193,623 | +17% | 0% | $2,381,563 |
| AQR CAPITAL MANAGEMENT LLC | 0.64% | 177,912 | +454% | 0% | $2,188,319 |
| Jump Financial, LLC | 0.63% | 175,800 | 0.02% | $2,162,340 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.6% | 168,994 | +29% | 0% | $2,078,626 |
| VANGUARD FIDUCIARY TRUST CO | 0.59% | 164,755 | +3% | 0% | $2,026,487 |
| Alyeska Investment Group, L.P. | 0.56% | 155,594 | 0% | $1,913,806 | |
| CITADEL ADVISORS LLC | 0.5% | 140,813 | 0% | $1,732,000 | |
| RENAISSANCE TECHNOLOGIES LLC | 0.49% | 138,291 | +130% | 0% | $1,700,979 |
| RAYMOND JAMES FINANCIAL INC | 0.46% | 129,364 | 0% | $1,591,178 | |
| MORGAN STANLEY | 0.44% | 123,954 | +8.5% | 0% | $1,524,634 |
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 | 13,086,434 | $160,971,297 | +$38,429,118 | $12.30 | 124 |
| 2026 Q1 | 9,856,817 | $128,087,147 | +$21,159,656 | $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 |