Who owns TSS, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of TSSI from SEC Form 13F filings across 126 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 126 institutions disclosed 13.2M shares of TSS, Inc. worth $159.7M — about 56.3% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
126
13F holders
$159.7M
value, 2026 filers
56.3%
of shares outstanding (13.2M sh)
40
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of TSSI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.3M | $28.6M | 0.0% | 9.9% | +31.1% |
| 2 | JANE STREET GROUP, LLC | 1.0M | $12.9M | 0.0% | 4.5% | +59.1% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 966,509 | $11.9M | 0.0% | 4.1% | -0.2% |
| 4 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 681,700 | $8.4M | 0.1% | 2.9% | +63.7% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 626,884 | $7.7M | 0.0% | 2.7% | +8.9% |
| 6 | D. E. Shaw & Co., Inc. | 542,913 | $6.7M | 0.0% | 2.3% | +192.0% |
| 7 | Driehaus Capital Management LLCNEW | 536,314 | $6.6M | 0.0% | 2.3% | new |
| 8 | LPL Financial LLC | 486,260 | $6.0M | 0.0% | 2.1% | +41.8% |
| 9 | STATE STREET CORP | 484,262 | $6.0M | 0.0% | 2.1% | +13.9% |
| 10 | GOLDMAN SACHS GROUP INC | 371,792 | $4.6M | 0.0% | 1.6% | +199.8% |
| 11 | ALGERT GLOBAL LLC | 342,405 | $4.2M | 0.0% | 1.5% | +3164.1% |
| 12 | UBS Group AG | 293,872 | $3.6M | 0.0% | 1.3% | -43.7% |
| 13 | Value Aligned Research Advisors, LLC | 261,498 | $3.2M | 0.0% | 1.1% | -43.2% |
| 14 | WELLS FARGO & COMPANY/MN | 222,931 | $2.7M | 0.0% | 1% | +28.5% |
| 15 | MILLENNIUM MANAGEMENT LLC | 220,744 | $2.7M | 0.0% | 0.9% | -40.4% |
| 16 | NORTHERN TRUST CORP | 193,623 | $2.4M | 0.0% | 0.8% | +17.1% |
| 17 | AQR CAPITAL MANAGEMENT LLC | 177,912 | $2.2M | 0.0% | 0.8% | +453.7% |
| 18 | Jump Financial, LLCNEW | 175,800 | $2.2M | 0.0% | 0.8% | new |
| 19 | VANGUARD PORTFOLIO MANAGEMENT LLC | 168,994 | $2.1M | 0.0% | 0.7% | +29.0% |
| 20 | VANGUARD FIDUCIARY TRUST CO | 164,755 | $2.0M | 0.0% | 0.7% | +3.0% |
| 21 | Alyeska Investment Group, L.P.NEW | 155,594 | $1.9M | 0.0% | 0.7% | new |
| 22 | CITADEL ADVISORS LLCNEW | 140,813 | $1.7M | 0.0% | 0.6% | new |
| 23 | RENAISSANCE TECHNOLOGIES LLC | 138,291 | $1.7M | 0.0% | 0.6% | +130.1% |
| 24 | RAYMOND JAMES FINANCIAL INCNEW | 129,364 | $1.6M | 0.0% | 0.6% | new |
| 25 | MORGAN STANLEY | 123,954 | $1.5M | 0.0% | 0.5% | +8.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.