CYTEK BIOSCIENCES INC (CTKB): Institutional Ownership
Hedge funds and institutional managers reporting a position in CTKB · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
11
13F filers
Aggregate Value
$34.8M
Across holders
Last Price
$4.48
2026-06-26
Sector
Health Care
GICS
Holder activity6 new2 added2 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| HHLR ADVISORS, LTD. CIK 0001762304 | Hedge Fund | 6.66M | $29.1M | 83.5% | 1.7% | Unchanged | +$0 | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 677K | $3.0M | 8.5% | 0.0% | Added | +$7K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 321K | $1.4M | 4.0% | 0.0% | New | — | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 120K | $416K | 1.2% | 0.0% | New | — | Q3 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 45K | $229K | 0.7% | 0.0% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 63K | $219K | 0.6% | 0.0% | New | — | Q3 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 47K | $165K | 0.5% | 0.0% | New | — | Q3 2025 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 26K | $115K | 0.3% | 0.0% | Added | +$102K | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 26K | $112K | 0.3% | 0.0% | Reduced | $-19K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 16K | $91K | 0.3% | 0.0% | New | — | Q2 2024 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 12K | $50K | 0.1% | 0.0% | Reduced | $-656K | Q1 2026 |
Unchanged
Hedge Fund
$29.1M· 83.5% of total· 1.7% port· 6.66M sh· +$0 QoQ· Q1 2026
Added
Hedge Fund
$3.0M· 8.5% of total· 0.0% port· 677K sh· +$7K QoQ· Q1 2026
New
Hedge Fund
$1.4M· 4.0% of total· 0.0% port· 321K sh· — QoQ· Q1 2026
New
Hedge Fund
$416K· 1.2% of total· 0.0% port· 120K sh· — QoQ· Q3 2025
New
Hedge Fund
$229K· 0.7% of total· 0.0% port· 45K sh· — QoQ· Q4 2025
New
Hedge Fund
$219K· 0.6% of total· 0.0% port· 63K sh· — QoQ· Q3 2025
New
Hedge Fund
$165K· 0.5% of total· 0.0% port· 47K sh· — QoQ· Q3 2025
Added
Hedge Fund
$115K· 0.3% of total· 0.0% port· 26K sh· +$102K QoQ· Q1 2026
Reduced
Hedge Fund
$112K· 0.3% of total· 0.0% port· 26K sh· $-19K QoQ· Q1 2026
New
Hedge Fund
$91K· 0.3% of total· 0.0% port· 16K sh· — QoQ· Q2 2024
Reduced
Hedge Fund
$50K· 0.1% of total· 0.0% port· 12K sh· $-656K QoQ· Q1 2026