# TSS INC DEL COM

TSS INC DEL COM is a security (CUSIP 87288V101) tracked across SEC portfolio filings. 129 institutional managers reported $151.0M on Form 13F as of 2026-06-30; 10 registered fund positions totaling $6.8M via N-PORT as of 2026-05-31.

## Summary

- Issuer: TSS INC DEL
- Class: COM
- CUSIP: 87288V101
- Asset category: EC
- 13F holders: 129
- 13F value: $151.0M
- 13F period: 2026-06-30
- N-PORT fund positions: 10
- N-PORT value: $6.8M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 129 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $23.0M | 1,770,890 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $10.7M | 14,429 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $9.9M | 658,081 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $9.1M | 1,286,482 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $7.5M | 575,609 |
| WOLVERINE TRADING, LLC | CHICAGO, IL | $7.4M | 44,872 |
| UBS Group AG | Zurich, V8 | $6.8M | 521,598 |
| [Value Aligned Research Advisors, LLC](https://search.stillhousedata.com/firm/319135) | PRINCETON, NJ | $6.0M | 460,510 |
| STATE STREET CORP | BOSTON, MA | $5.5M | 425,254 |
| [SILVERCREST ASSET MANAGEMENT GROUP LLC](https://search.stillhousedata.com/firm/118333) | NEW YORK, NY | $5.4M | 416,514 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $4.9M | — |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $4.8M | 370,379 |
| [LPL Financial LLC](https://search.stillhousedata.com/firm/6413) | FORT MILL, SC | $4.5M | 342,848 |
| [MARSHALL WACE, LLP](https://search.stillhousedata.com/firm/160885) | LONDON, X0 | $4.2M | 324,962 |
| [Cubist Systematic Strategies, LLC](https://search.stillhousedata.com/firm/292081) | Stamford, CT | $3.0M | — |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $3.5M | 0.43% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $1.9M | 1.07% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $694K | 4.99% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $411K | 0.85% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $141K | 0.02% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $108K | 0.04% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $63K | 0.08% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $40K | 0.96% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $5K | 0.04% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $-90K | -0.25% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/87288V101.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.