Cytek Biosciences
CTKB
CTKB
153 hedge funds and large institutions have $309M invested in Cytek Biosciences in 2025 Q3 according to their latest regulatory filings, with 20 funds opening new positions, 62 increasing their positions, 53 reducing their positions, and 24 closing their positions.
New
Increased
Maintained
Reduced
Closed
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more capital invested
Capital invested by funds: $ → $
more ownership
Funds ownership: →
less funds holding
Funds holding: →
17% less first-time investments, than exits
New positions opened: 20 | Existing positions closed: 24
100% less call options, than puts
Call options by funds: $0 | Put options by funds: $2K
Holders
153
Holding in Top 10
1
Calls
–
Puts
$2K
Top Buyers
| 1 | +$31.2M | |
| 2 | +$8.82M | |
| 3 | +$8.65M | |
| 4 |
TCM
Topline Capital Management
Santa Monica,
California
|
+$5.94M |
| 5 |
Goldman Sachs
New York
|
+$2.5M |
Top Sellers
| 1 | -$7.47M | |
| 2 | -$6.1M | |
| 3 | -$2.89M | |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$1.86M |
| 5 |
BlackRock
New York
|
-$1.69M |
