Vanguard Group’s GridAI Technologies Corp GRDX Stock Holding History

Vanguard Group’s Portfolio GRDX Stock Details GRDX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	$101K	Hold	21,646	–	–	﹤0.01%	4177
2025 Q3	$108K	Buy	+21,646	New	+$50.2K	﹤0.01%	4218
2023 Q4	–	Sell	-275	Closed	-$4.78K	–	4517
2023 Q3	$4.78K	Hold	275	–	–	﹤0.01%	4529
2023 Q2	$26.4K	Buy	+275	New	+$36.8K	﹤0.01%	4504
2022 Q2	–	Sell	-17	Closed	-$227K	–	4641
2022 Q1	$227K	Sell	17 -6	-26%	-$97.6K	﹤0.01%	4518
2021 Q4	$424K	Hold	23	–	–	﹤0.01%	4455
2021 Q3	$825K	Hold	23	–	–	﹤0.01%	4287
2021 Q2	$2.4M	Buy	23 +14	+156%	+$1.51M	﹤0.01%	3916
2021 Q1	$1.44M	Buy	9 +4	+80%	+$699K	﹤0.01%	3932
2020 Q4	$665K	Sell	5 -1	-17%	-$97K	﹤0.01%	3913
2020 Q3	$521K	Buy	6 +1	+20%	+$111K	﹤0.01%	3805
2020 Q2	$623K	Sell	5 -1	-17%	-$98.1K	﹤0.01%	3716
2020 Q1	$405K	Hold	6	–	–	﹤0.01%	3716
2019 Q4	$726K	Hold	6	–	–	﹤0.01%	3710
2019 Q3	$419K	Buy	6 +4	+200%	+$530K	﹤0.01%	3851
2019 Q2	$443K	Buy	2 +1	+100%	+$286K	﹤0.01%	3847
2019 Q1	$177K	Hold	1	–	–	﹤0.01%	3946
2018 Q4	$89K	Sell	1 -2	-67%	-$533K	﹤0.01%	4009
2018 Q3	$1.06M	Hold	3	–	–	﹤0.01%	3703
2018 Q2	$1.3M	Buy	3 +2	+200%	+$737K	﹤0.01%	3618
2018 Q1	$357K	Hold	1	–	–	﹤0.01%	3854
2017 Q4	$330K	Hold	1	–	–	﹤0.01%	3839
2017 Q3	$328K	Buy	+1	New	+$510K	﹤0.01%	3827

Other funds holding GRDX

DRW Securities Chicago, Illinois $7.21B AUM 20.54% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

FIA

FNY Investment Advisers New York $278M AUM 98.95% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Citigroup New York $235B AUM 32.99% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Danske Bank Copenhagen K, Denmark $41.5B AUM 29.19% 1-Year Est. Return

Vanguard Group's GRDX Position: Q4 2025 in Review

Vanguard Group held its GridAI Technologies Corp (GRDX) position steady in Q4 2025 at 21,646 shares worth $101K. The position accounts for ﹤0.01% of the portfolio, ranked #4177.

Vanguard Group first reported a position in GRDX in Q3 2017 and has held it in 23 quarters since. The position peaked at $2.4M in Q2 2021. 12 funds tracked by Wall St. Rank hold GRDX as of Q4 2025.

Vanguard Group held 21,646 shares of GridAI Technologies Corp worth $101K as of Q4 2025.
Vanguard Group left its GridAI Technologies Corp share count unchanged in Q4 2025.
GridAI Technologies Corp made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #4177 holding.
Vanguard Group first reported a position in GridAI Technologies Corp in Q3 2017 and has held it in 23 quarters since.
Vanguard Group's GridAI Technologies Corp position peaked at $2.4M in Q2 2021.
12 funds tracked by Wall St. Rank held GridAI Technologies Corp as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.