Ken Griffin
ZYXI

Ken Griffin’s Zynex ZYXI Stock Holding History

Ken Griffin’s Portfolio ZYXI Stock Details ZYXI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-52,304
Closed -$135K – 14335
2025
Q2 		$135K Sell
52,304
-1,161
-2% -$2.63K ﹤0.01% 11057
2025
Q1 		$118K Buy
53,465
+42,050
+368% +$274K ﹤0.01% 11238
2024
Q4 		$91.4K Sell
11,415
-44,413
-80% -$366K ﹤0.01% 11613
2024
Q3 		$456K Buy
+55,828
New +$471K ﹤0.01% 8472
2024
Q2 		– Sell
-89,709
Closed -$1.11M – 15591
2024
Q1 		$1.11M Sell
89,709
-29,414
-25% -$353K ﹤0.01% 6713
2023
Q4 		$1.3M Buy
119,123
+48,787
+69% +$434K ﹤0.01% 6161
2023
Q3 		$563K Buy
70,336
+50,629
+257% +$424K ﹤0.01% 7810
2023
Q2 		$189K Buy
+19,707
New +$205K ﹤0.01% 9986
2023
Q1 		– Sell
-4,222
Closed -$58.7K – 15637
2022
Q4 		$58.7K Buy
+4,222
New +$51K ﹤0.01% 11936
2022
Q3 		– Sell
-235,008
Closed -$2.05M – 13756
2022
Q2 		$1.88M Sell
235,008
-120,918
-34% -$857K ﹤0.01% 5663
2022
Q1 		$2.22M Buy
355,926
+245,006
+221% +$1.72M ﹤0.01% 5863
2021
Q4 		$1M Sell
110,920
-25,806
-19% -$286K ﹤0.01% 7944
2021
Q3 		$1.42M Buy
136,726
+53,380
+64% +$686K ﹤0.01% 7240
2021
Q2 		$1.18M Sell
83,346
-21,891
-21% -$303K ﹤0.01% 7926
2021
Q1 		$1.46M Sell
105,237
-50,613
-32% -$772K ﹤0.01% 7171
2020
Q4 		$1.91M Buy
155,850
+25,092
+19% +$326K ﹤0.01% 5440
2020
Q3 		$2.07M Buy
130,758
+118,612
+977% +$2M ﹤0.01% 4644
2020
Q2 		$275K Sell
12,146
-699
-5% -$11.7K ﹤0.01% 8049
2020
Q1 		$129K Buy
+12,845
New +$125K ﹤0.01% 8425

Other funds holding ZYXI

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Two Sigma Advisers
Two Sigma Advisers New York $51.4B AUM 31.07% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Ken Griffin's ZYXI Position: Q3 2025 in Review

Ken Griffin sold out of Zynex (ZYXI) in Q3 2025, closing a stake of 52,304 shares — an estimated $135K sold.

Ken Griffin first reported a position in ZYXI in Q1 2020 and held it in 19 quarters. The position peaked at $2.22M in Q1 2022. 56 funds tracked by Wall St. Rank hold ZYXI as of Q3 2025.

  • Ken Griffin reported no remaining Zynex position as of Q3 2025 after selling out during the quarter.
  • Ken Griffin sold 52,304 Zynex shares in Q3 2025, an estimated $135K.
  • Ken Griffin first reported a position in Zynex in Q1 2020 and held it in 19 quarters.
  • Ken Griffin's Zynex position peaked at $2.22M in Q1 2022.
  • 56 funds tracked by Wall St. Rank held Zynex as of Q3 2025.

Based on Citadel Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.