ROUND ROCK, TX
TSS, INC.TSSI— Latest position per institution from SEC 13F filings
15
Institutional holders
13.89M
Total shares held
163.39M
Estimated value
694.37K
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
2.32M
Value
28.56M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
1.41M
Value
17.33M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
1.29M
Value
9.10M
Filed
Dec 31, 2025
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
999.90K
Value
12.30M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
966.51K
Value
11.89M
Filed
Jun 30, 2026
SILVERCREST ASSET MANAGEMENT GROUP LLC
CIK 1232395
Shares
681.70K
Value
8.38M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
626.88K
Value
7.71M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
593.01K
Value
7.29M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
542.91K
Value
6.68M
Filed
Jun 30, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
536.31K
Value
6.60M
Filed
Jun 30, 2026
B. RILEY WEALTH ADVISORS, INC.
CIK 1464811
Shares
505K
Value
181.10K
Filed
Sep 30, 2025
LPL FINANCIAL LLC
CIK 1403438
Shares
486.26K
Value
5.98M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
484.26K
Value
5.96M
Filed
Jun 30, 2026
AWM INVESTMENT COMPANY, INC.
CIK 1535264
Shares
450K
Value
8.15M
Filed
Sep 30, 2025
WOLVERINE TRADING, LLC
CIK 927337
Shares
402.67K
Value
7.45M
Filed
Sep 30, 2025
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
371.79K
Value
4.57M
Filed
Jun 30, 2026
ALGERT GLOBAL LLC
CIK 1275218
Shares
342.40K
Value
4.21M
Filed
Jun 30, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
324.96K
Value
4.23M
Filed
Mar 31, 2026
UBS GROUP AG
CIK 1610520
Shares
293.87K
Value
3.61M
Filed
Jun 30, 2026
VALUE ALIGNED RESEARCH ADVISORS, LLC
CIK 1963565
Shares
261.50K
Value
3.22M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 2.32M | 28.56M | Jun 30, 2026 |
| 2 | JANE STREET GROUP, LLC | 1595888 | 1.41M | 17.33M | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 1.29M | 9.10M | Dec 31, 2025 |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 999.90K | 12.30M | Jun 30, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 966.51K | 11.89M | Jun 30, 2026 |
| 6 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 1232395 | 681.70K | 8.38M | Jun 30, 2026 |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 626.88K | 7.71M | Jun 30, 2026 |
| 8 | CITADEL ADVISORS LLC | 1423053 | 593.01K | 7.29M | Jun 30, 2026 |
| 9 | D. E. SHAW & CO., INC. | 1009207 | 542.91K | 6.68M | Jun 30, 2026 |
| 10 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 536.31K | 6.60M | Jun 30, 2026 |
| 11 | B. RILEY WEALTH ADVISORS, INC. | 1464811 | 505K | 181.10K | Sep 30, 2025 |
| 12 | LPL FINANCIAL LLC | 1403438 | 486.26K | 5.98M | Jun 30, 2026 |
| 13 | STATE STREET CORP | 93751 | 484.26K | 5.96M | Jun 30, 2026 |
| 14 | AWM INVESTMENT COMPANY, INC. | 1535264 | 450K | 8.15M | Sep 30, 2025 |
| 15 | WOLVERINE TRADING, LLC | 927337 | 402.67K | 7.45M | Sep 30, 2025 |
| 16 | GOLDMAN SACHS GROUP INC | 886982 | 371.79K | 4.57M | Jun 30, 2026 |
| 17 | ALGERT GLOBAL LLC | 1275218 | 342.40K | 4.21M | Jun 30, 2026 |
| 18 | MARSHALL WACE, LLP | 1318757 | 324.96K | 4.23M | Mar 31, 2026 |
| 19 | UBS GROUP AG | 1610520 | 293.87K | 3.61M | Jun 30, 2026 |
| 20 | VALUE ALIGNED RESEARCH ADVISORS, LLC | 1963565 | 261.50K | 3.22M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.