Renaissance Technologies’s GridAI Technologies Corp GRDX Stock Holding History

Renaissance Technologies’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
2026 Q1	$371K	Buy	183,800 +152,800	+493%	+$449K	﹤0.01%	2728
2025 Q4	$144K	Sell	31,000 -55,400	-64%	-$199K	﹤0.01%	2944
2025 Q3	$432K	Buy	86,400 +82,233	+1,973%	+$191K	﹤0.01%	2856
2025 Q2	$5K	Buy	+4,167	New	+$5.33K	﹤0.01%	3517
2021 Q3	–	Sell	-1	Closed	-$142K	–	3916
2021 Q2	$142K	Buy	+1	New	+$108K	﹤0.01%	3313
2021 Q1	–	Sell	-1	Closed	-$181K	–	3778
2020 Q4	$181K	Buy	+1	New	+$97K	﹤0.01%	3160
2020 Q3	–	Sell	-1	Closed	-$130K	–	3758
2020 Q2	$130K	Buy	+1	New	+$98.1K	﹤0.01%	3234
2020 Q1	–	Hold	0	–	–	–	3395
2019 Q4	–	Hold	0	–	-$14K	–	3791
2019 Q3	–	Hold	0	–	–	–	3383

Other funds holding GRDX

FDCDDQ

Federation des caisses Desjardins du Quebec Levis, Quebec, Canada $27.8B AUM 31.66% 1-Year Est. Return

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Harbour Investments Madison, Wisconsin $6.48B AUM 18.23% 1-Year Est. Return

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

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

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

Renaissance Technologies's GRDX Position: Q1 2026 in Review

Renaissance Technologies increased its GridAI Technologies Corp (GRDX) stake by 493% in Q1 2026, buying an estimated $449K and bringing the position to 183,800 shares worth $371K. The position accounts for ﹤0.01% of the portfolio, ranked #2728.

Renaissance Technologies first reported a position in GRDX in Q2 2020 and has held it in 7 quarters since. The position peaked at $432K in Q3 2025. 14 funds tracked by Wall St. Rank hold GRDX as of Q1 2026.

Renaissance Technologies held 183,800 shares of GridAI Technologies Corp worth $371K as of Q1 2026.
Renaissance Technologies bought 152,800 GridAI Technologies Corp shares in Q1 2026, an estimated $449K.
GridAI Technologies Corp made up ﹤0.01% of Renaissance Technologies's portfolio in Q1 2026, its #2728 holding.
Renaissance Technologies first reported a position in GridAI Technologies Corp in Q2 2020 and has held it in 7 quarters since.
Renaissance Technologies's GridAI Technologies Corp position peaked at $432K in Q3 2025.
14 funds tracked by Wall St. Rank held GridAI Technologies Corp as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.