Zynex
ZYXI
ZYXI was delisted on the 23rd of December, 2025.
110 hedge funds and large institutions have $119M invested in Zynex in 2021 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 31 increasing their positions, 38 reducing their positions, and 26 closing their positions.
119% more call options, than puts
Call options by funds: $5.44M | Put options by funds: $2.48M
0.44% less ownership
Funds ownership: 33.45% → 33.01% (-0.44%)
8% less funds holding
Funds holding: 120 → 110 (-10)
18% less repeat investments, than reductions
Existing positions increased: 31 | Existing positions reduced: 38
28% less capital invested
Capital invested by funds: $164M → $119M (-$45.2M)
35% less first-time investments, than exits
New positions opened: 17 | Existing positions closed: 26
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
+$4.79M |
| 2 |
ZIM
Zacks Investment Management
Chicago,
Illinois
|
+$1.01M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$686K |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$602K |
| 5 |
PI
PEAK6 Investments
Chicago,
Illinois
|
+$516K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TCM
Tygh Capital Management
Portland,
Oregon
|
-$3.43M |
| 2 |
Manulife (Manufacturers Life Insurance)
Canada,
Ontario, Canada
|
-$1.24M |
| 3 |
Group One Trading
Chicago,
Illinois
|
-$727K |
| 4 |
SGI
Summit Global Investments
Bountiful,
Utah
|
-$654K |
| 5 |
Balyasny Asset Management
Chicago,
Illinois
|
-$626K |
ZYXI Hedge Fund Activity: Q3 2021 in Review
110 of the 5,713 institutional investors tracked by Wall St. Rank reported a position in Zynex (ZYXI) for Q3 2021, worth a combined $119M — down 28% from $164M a quarter earlier.
Sellers outnumbered buyers: 26 funds closed out of ZYXI and 17 opened new positions — a net loss of 9 holders — while 38 trimmed existing stakes and 31 added.
The largest buyer was Millennium Management, opening a new position worth an estimated $4.79M. The largest seller was Tygh Capital Management, exiting entirely with an estimated $3.43M sold.
- 110 institutional investors held Zynex (ZYXI) as of Q3 2021, down from 120 in Q2 2021.
- Funds reported $119M of Zynex stock for Q3 2021, down 28% quarter-over-quarter.
- 17 funds opened new Zynex positions in Q3 2021 and 26 closed out, a net change of -9 holders.
- The largest Zynex buyer in Q3 2021 was Millennium Management, an estimated $4.79M added.
- The largest Zynex seller in Q3 2021 was Tygh Capital Management, an estimated $3.43M sold.
Based on aggregated 13F filings for Q3 2021.