Security key
33749P507
GridAI Technologies Corp. - Common stock, par value $0.0001 per share (GRDX)
CUSIP: 33749P507
Q4 2025 13F Holders as of 31 Dec 2025
- Security type / class
- Equity / Common stock, par value $0.0001 per share
- Total 13F shares
- 175,538
- Total 13F value
- $817,479
- Share change
- +22,871
- SEC-reported price per share
- $4.66
- Number of holders
- 12
- Value change
- +$102,174
- Number of buys
- 7
- Number of sells
- 4
- Shares outstanding
- 3,369,565
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
12
Top holders
10
GRDX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
GridAI Technologies Corp. SEC filings
GridAI Technologies Corp. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 33749P507
Recent filing periods:
Ownership snapshot
Top reported holders of GRDX - GridAI Technologies Corp. - Common stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Ali Arif Nasir
Disclosed value leader
RENAISSANCE TECHNOLOGIES LLC
Comparable rows
11/15
Latest evidence
22 Dec 2025
13D/G
13F
3/4/5
Lead comparable stake: 4.9%
4 rows are not safely comparable across share classes.
13D/G row: Ali Arif Nasir
Showing 1-6 of 15 holder rows.
Quick read
Ali Arif Nasir leads the comparable SEC ownership view at 4.9%.
11 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Ali Arif Nasir's linked filing trail.
Comparable ownership
Top 5
Ali Arif Nasir
4.9%
RENAISSANCE TECHNOLOGIES LLC
0.92%
Anna Skowron
1.4%
VANGUARD GROUP INC
0.64%
STATE STREET CORP
0.57%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ali Arif Nasir |
13D/G
|
4.9%
|
$92,360
230,900 shares
|
-$8,000 | 06 Jun 2025 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
13D/G
Company
|
0.92%
from 13D/G
|
$432,000
86,400 shares
|
— | 30 Sep 2025 |
| Anna Skowron |
3/4/5
Interim CFO
|
1.4%
|
$39,000
65,000 shares
|
— | 22 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
0.64%
|
$108,230
21,646 shares
|
— | 30 Sep 2025 |
| STATE STREET CORP |
13F
Company
|
0.57%
|
$96,730
19,346 shares
|
— | 30 Sep 2025 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.38%
|
$63,615
12,723 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
12
Shares
175,538
Rows available
12
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
9
Q4 2025 holders
12
Holder diff
3
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend