Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Search
Sign in
Sign up
Mariner’s
Cytek Biosciences
CTKB
Stock Holding History
Mariner’s Portfolio
CTKB Stock Details
CTKB Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$77.8K
Sell
17,807
-758
-4%
-$3.58K
﹤0.01%
3364
2025
Q4
$93.7K
Sell
18,565
-8,337
-31%
-$38.7K
﹤0.01%
3340
2025
Q3
$93.3K
Buy
26,902
+9,663
+56%
+$36.3K
﹤0.01%
3373
2025
Q2
$58.6K
Buy
+17,239
New
+$57.4K
﹤0.01%
3325
2025
Q1
–
Sell
-13,098
Closed
-$85K
–
3473
2024
Q4
$85K
Sell
13,098
-2,219
-14%
-$13.2K
﹤0.01%
3215
2024
Q3
$84.9K
Sell
15,317
-215
-1%
-$1.22K
﹤0.01%
3118
2024
Q2
$86.6K
Sell
15,532
-2,412
-13%
-$14.5K
﹤0.01%
2982
2024
Q1
$120K
Buy
17,944
+1,877
+12%
+$14.8K
﹤0.01%
2898
2023
Q4
$147K
Buy
+16,067
New
+$101K
﹤0.01%
2775
Other funds holding CTKB
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
TCM
Topline Capital Management
Santa Monica, California
$605M AUM
26.24%
1-Year Est. Return
HA
HHLR Advisors
Grand Cayman, Cayman Islands
$1.67B AUM
7.53%
1-Year Est. Return
Millennium Management
New York
$134B AUM
35.51%
1-Year Est. Return
Boston Partners
Boston, Massachusetts
$95.5B AUM
28.4%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
Goldman Sachs
New York
$761B AUM
31.28%
1-Year Est. Return
Sign up
Sign in
Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Theme
Close