BOCA RATON, FL
GRIDAI TECHNOLOGIES CORP.GRDX— Latest position per institution from SEC 13F filings
15
Institutional holders
750.88K
Total shares held
3.23M
Estimated value
37.54K
Avg. position size
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
176.30K
Value
826.85K
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
85.33K
Value
400.17K
Filed
Jun 30, 2026
FEDERATION DES CAISSES DESJARDINS DU QUEBEC
CIK 2022297
Shares
76.35K
Value
358.08K
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
74.06K
Value
347.34K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
59.90K
Value
280.93K
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
49.24K
Value
230.92K
Filed
Jun 30, 2026
DRW SECURITIES, LLC
CIK 1481986
Shares
48.62K
Value
226.58K
Filed
Dec 31, 2025
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
33.80K
Value
158.54K
Filed
Jun 30, 2026
FNY INVESTMENT ADVISERS, LLC
CIK 1742998
Shares
27.58K
Value
128.00
Filed
Dec 31, 2025
STATE STREET CORP
CIK 93751
Shares
23.45K
Value
109.96K
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
21.65K
Value
100.87K
Filed
Dec 31, 2025
HRT FINANCIAL LP
CIK 1475597
Shares
20.96K
Value
98.00
Filed
Jun 30, 2026
INDEPENDENT ADVISOR ALLIANCE
CIK 1696899
Shares
15K
Value
70.35K
Filed
Jun 30, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
13.94K
Value
65.37K
Filed
Jun 30, 2026
VIRTU FINANCIAL LLC
CIK 1533964
Shares
11.83K
Value
59.00
Filed
Sep 30, 2025
HARBOUR INVESTMENTS, INC.
CIK 810121
Shares
5.86K
Value
27.49K
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
3.19K
Value
6.44K
Filed
Mar 31, 2026
JONES FINANCIAL COMPANIES LLLP
CIK 815917
Shares
2K
Value
8.82K
Filed
Jun 30, 2026
TOWER RESEARCH CAPITAL LLC (TRC)
CIK 1533421
Shares
1.45K
Value
6.78K
Filed
Jun 30, 2026
BARCLAYS PLC
CIK 312069
Shares
380.00
Value
1.78K
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 176.30K | 826.85K | Jun 30, 2026 |
| 2 | CITADEL ADVISORS LLC | 1423053 | 85.33K | 400.17K | Jun 30, 2026 |
| 3 | FEDERATION DES CAISSES DESJARDINS DU QUEBEC | 2022297 | 76.35K | 358.08K | Jun 30, 2026 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 74.06K | 347.34K | Jun 30, 2026 |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 59.90K | 280.93K | Jun 30, 2026 |
| 6 | JANE STREET GROUP, LLC | 1595888 | 49.24K | 230.92K | Jun 30, 2026 |
| 7 | DRW SECURITIES, LLC | 1481986 | 48.62K | 226.58K | Dec 31, 2025 |
| 8 | VANGUARD FIDUCIARY TRUST CO | 933478 | 33.80K | 158.54K | Jun 30, 2026 |
| 9 | FNY INVESTMENT ADVISERS, LLC | 1742998 | 27.58K | 128.00 | Dec 31, 2025 |
| 10 | STATE STREET CORP | 93751 | 23.45K | 109.96K | Jun 30, 2026 |
| 11 | VANGUARD GROUP INC | 102909 | 21.65K | 100.87K | Dec 31, 2025 |
| 12 | HRT FINANCIAL LP | 1475597 | 20.96K | 98.00 | Jun 30, 2026 |
| 13 | INDEPENDENT ADVISOR ALLIANCE | 1696899 | 15K | 70.35K | Jun 30, 2026 |
| 14 | NORTHERN TRUST CORP | 73124 | 13.94K | 65.37K | Jun 30, 2026 |
| 15 | VIRTU FINANCIAL LLC | 1533964 | 11.83K | 59.00 | Sep 30, 2025 |
| 16 | HARBOUR INVESTMENTS, INC. | 810121 | 5.86K | 27.49K | Jun 30, 2026 |
| 17 | UBS GROUP AG | 1610520 | 3.19K | 6.44K | Mar 31, 2026 |
| 18 | JONES FINANCIAL COMPANIES LLLP | 815917 | 2K | 8.82K | Jun 30, 2026 |
| 19 | TOWER RESEARCH CAPITAL LLC (TRC) | 1533421 | 1.45K | 6.78K | Jun 30, 2026 |
| 20 | BARCLAYS PLC | 312069 | 380.00 | 1.78K | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.