Simplex Trading
GDYN icon

Simplex Trading’s Grid Dynamics Holdings GDYN Stock Holding History

Simplex Trading’s Portfolio GDYN Stock Details GDYN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.28K Buy
400
+300
+300% +$2.21K ﹤0.01% 8323
2025
Q4 		$902 Sell
100
-5,800
-98% -$50.2K ﹤0.01% 8052
2025
Q3 		$45K Buy
5,900
+4,500
+321% +$40.2K ﹤0.01% 6570
2025
Q2 		$16K Buy
1,400
+200
+17% +$2.63K ﹤0.01% 6955
2025
Q1 		$18K Buy
1,200
+700
+140% +$14K ﹤0.01% 6649
2024
Q4 		$11K Buy
+500
New +$8.73K ﹤0.01% 7119
2024
Q2 		– Sell
-1,500
Closed -$18K – 9133
2024
Q1 		$18K Buy
+1,500
New +$19.6K ﹤0.01% 7171
2023
Q4 		– Sell
-100
Closed -$1K – 9151
2023
Q3 		$1K Buy
+100
New +$1.11K ﹤0.01% 8309
2023
Q2 		– Sell
-12,300
Closed -$140K – 9303
2023
Q1 		$140K Buy
+12,300
New +$144K ﹤0.01% 4760
2022
Q4 		– Sell
-8,500
Closed -$159K – 9597
2022
Q3 		$159K Buy
8,500
+5,300
+166% +$100K ﹤0.01% 4918
2022
Q2 		$53K Sell
3,200
-1,600
-33% -$26.1K ﹤0.01% 6409
2022
Q1 		$67K Sell
4,800
-1,300
-21% -$26.6K ﹤0.01% 6712
2021
Q4 		$231K Sell
6,100
-800
-12% -$27.6K ﹤0.01% 4975
2021
Q3 		$129K Buy
6,900
+5,000
+263% +$122K ﹤0.01% 6257
2021
Q2 		$28K Buy
1,900
+1,898
+94,900% +$29.7K ﹤0.01% 8287
2021
Q1 		$3K Buy
+2
New +$29 ﹤0.01% 8361

Other funds holding GDYN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Simplex Trading's GDYN Position: Q1 2026 in Review

Simplex Trading reduced its Grid Dynamics Holdings (GDYN) stake by 57% in Q1 2026, selling an estimated $132K and leaving 13,482 shares worth $76.8K. The position accounts for ﹤0.01% of the portfolio, ranked #5385.

Simplex Trading first reported a position in GDYN in Q4 2020 and has held it in 14 quarters since. The position peaked at $284K in Q4 2025. 197 funds tracked by Wall St. Rank hold GDYN as of Q1 2026.

  • Simplex Trading held 13,482 shares of Grid Dynamics Holdings worth $76.8K as of Q1 2026.
  • Simplex Trading sold 17,927 Grid Dynamics Holdings shares in Q1 2026, an estimated $132K.
  • Grid Dynamics Holdings made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #5385 holding.
  • Simplex Trading first reported a position in Grid Dynamics Holdings in Q4 2020 and has held it in 14 quarters since.
  • Simplex Trading's Grid Dynamics Holdings position peaked at $284K in Q4 2025.
  • 197 funds tracked by Wall St. Rank held Grid Dynamics Holdings as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.