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Cytek Biosciences Inc (CTKB)

CUSIP: 23285D109 | NYSE | Healthcare · Medical Devices | Small Cap | 327 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AMillennium Management LLC
with Integrated Core Strategies (US) LLC
7,281,4885.6%−2,056,522Sep 30, 2026No 13F filer matched
13G/AMillennium Management LLC7,281,488
5.6% of class · Sep 30, 2026−2,056,522
with Integrated Core Strategies (US) LLC
No 13F filer matched

Institutional Holders — Q3 2026

Geode Capital Management, LLC3,066,856
0.0% of portfolio›$18.3M
Dimensional Fund Advisors LP2,567,437
0.0% of portfolio›$15.3M
Russell Investments Group, Ltd.2,428,747
0.0% of portfolio›$14.5M
Bank of New York Mellon Corp370,892
0.0% of portfolio›$2.2M
MacKenzie Financial Corp305,136
0.0% of portfolio›$1.8M
CenterBook Partners LP173,020
0.0% of portfolio›$1.0M
Deutsche Bank Ag\97,882
0.0% of portfolio›$583.4K
Creative Planning62,378
0.0% of portfolio›$371.8K
Wealth Enhancement Advisory Services, LLC62,275
0.0% of portfolio›$260.8K
Barclays PLC61,729
0.0% of portfolio›$367.9K
Strs Ohio44,900
0.0% of portfolio›$267.6K
Citigroup Inc38,086
0.0% of portfolio›$227.0K
Savant Capital, LLC30,885
0.0% of portfolio›$184.1K
Bailard, Inc.19,900
0.0% of portfolio›$118.6K
ProShare Advisors LLC15,269
0.0% of portfolio›$91.0K
NorthCrest Asset Manangement, LLC13,619
0.0% of portfolio›$73.0K
Everhart Financial Group, Inc.12,962
0.0% of portfolio›$77.3K
R Squared Ltd12,962
0.0% of portfolio›$77.3K
Xponance LLC11,373
0.0% of portfolio›$67.8K
State of Alaska, Department of Revenue6,456
0.0% of portfolio›$38
Caitong International Asset Management Co., Ltd2,766
0.0% of portfolio›$16.5K
Sterling Capital Management LLC2,361
0.0% of portfolio›$14.1K
Private Wealth Management Group, LLC1,694
0.0% of portfolio›$10.1K
Essential Partners LLC1,515
0.0% of portfolio›$9.0K
PNC Financial Services Group, Inc.1,427
0.0% of portfolio›$8.5K
EverSource Wealth Advisors, LLC1,369
0.0% of portfolio›$8.2K
Gamma Investing LLC1,239
0.0% of portfolio›$7.4K
Allworth Financial LP1,181
0.0% of portfolio›$5.2K
US Bancorp \de\1,057
0.0% of portfolio›$6.3K
SJS Investment Consulting Inc.1,050
0.0% of portfolio›$6.3K
Fifth Third Bancorp930
0.0% of portfolio›$5.5K
Nisa Investment Advisors, LLC808
0.0% of portfolio›$4.8K
UMB Bank, n.a.738
0.0% of portfolio›$4.4K
True Wealth Design, LLC576
0.0% of portfolio›$3.4K
Versant Capital Management, Inc473
0.0% of portfolio›$2.8K
Farther Finance Advisors, LLC448
0.0% of portfolio›$2.7K
Salomon & Ludwin, LLC254
0.0% of portfolio›$1.5K
Provenance Wealth Advisors, LLC149
0.0% of portfolio›$888
IFP Advisors, Inc121
0.0% of portfolio›$721
Ascentis Wealth Management, LLC78
0.0% of portfolio›$464
Farmers & Merchants Investments Inc60
0.0% of portfolio›$358
Clearstead Advisors, LLC60
0.0% of portfolio›$358
Covestor Ltd44
0.0% of portfolio›$0
Fortitude Family Office, LLC43
0.0% of portfolio›$256
Signaturefd, LLC34
0.0% of portfolio›$203
Larson Financial Group LLC14
0.0% of portfolio›$83
Davis Capital Management11
0.0% of portfolio›$66
Gilpin Wealth Management, LLC6
0.0% of portfolio›$36
StyleTurnoverLocationFiled
Geode Capital Management, LLC
3,066,856$18.3M0.0%IndexVery LowBoston, MA2026-11-06
Dimensional Fund Advisors LP
2,567,437$15.3M0.0%IndexLowAustin, TX2026-11-04
Russell Investments Group, Ltd.
2,428,747$14.5M0.0%CoreLowSeattle, WA2026-11-06
Bank of New York Mellon Corp
370,892$2.2M0.0%CoreLowNew York, NY2026-11-05
MacKenzie Financial Corp
305,136$1.8M0.0%CoreMediumToronto Ontario, Australia2026-11-02
CenterBook Partners LP
173,020$1.0M0.0%ValueVery HighGreenwich, CT2026-11-02
Deutsche Bank Ag\
97,882$583.4K0.0%CoreMediumFrankfurt Am Main, Hong Kong2026-11-06
Creative Planning
62,378$371.8K0.0%IndexVery LowOverland Park, KS2026-11-02
Wealth Enhancement Advisory Services, LLC
62,275$260.8K0.0%CoreLowPlymouth, MN2026-10-13
Barclays PLC
61,729$367.9K0.0%CoreMediumLondon, United Kingdom2026-11-06
Strs Ohio
44,900$267.6K0.0%CoreMediumColumbus, OH2026-10-30
Citigroup Inc
38,086$227.0K0.0%CoreMediumNew York, NY2026-11-04
Savant Capital, LLC
30,885$184.1K0.0%IndexVery LowRockford, IL2026-11-06
Bailard, Inc.
19,900$118.6K0.0%GrowthMediumFoster City, CA2026-10-13
ProShare Advisors LLC
15,269$91.0K0.0%GrowthLowBethesda, MD2026-10-29
NorthCrest Asset Manangement, LLC
13,619$73.0K0.0%GrowthLowPlymouth, MN2026-10-13
Everhart Financial Group, Inc.
12,962$77.3K0.0%ETFLowDublin, OH2026-10-08
R Squared Ltd
12,962$77.3K0.0%ValueVery HighHong Kong, South Korea2026-11-06
Xponance LLC
11,373$67.8K0.0%IndexVery LowPhiladelphia, PA2026-11-03
State of Alaska, Department of Revenue
6,456$380.0%CoreVery LowJuneau, AK2026-10-15
Caitong International Asset Management Co., Ltd
2,766$16.5K0.0%GrowthVery HighHong Kong, South Korea2026-10-29
Sterling Capital Management LLC
2,361$14.1K0.0%GARPMediumCharlotte, NC2026-10-22
Private Wealth Management Group, LLC
1,694$10.1K0.0%ETFLowPrinceton, NJ2026-10-19
Essential Partners LLC
1,515$9.0K0.0%ValueMediumRancho Santa Fe, CA2026-10-14
PNC Financial Services Group, Inc.
1,427$8.5K0.0%GrowthVery LowPittsburgh, PA2026-11-06
EverSource Wealth Advisors, LLC
1,369$8.2K0.0%CoreMediumBirmingham, AL2026-11-04
Gamma Investing LLC
1,239$7.4K0.0%IndexVery LowFoster City, CA2026-10-08
Allworth Financial LP
1,181$5.2K0.0%IndexLowFolsom, CA2026-11-06
US Bancorp \de\
1,057$6.3K0.0%IndexLowMinneapolis, MN2026-11-05
SJS Investment Consulting Inc.
1,050$6.3K0.0%ETFVery LowSylvania, OH2026-10-26
Fifth Third Bancorp
930$5.5K0.0%IndexVery LowCincinnati, OH2026-11-05
Nisa Investment Advisors, LLC
808$4.8K0.0%IndexVery LowSt. Louis, MO2026-10-20
UMB Bank, n.a.
738$4.4K0.0%CoreLowKansas City, MO2026-11-06
True Wealth Design, LLC
576$3.4K0.0%ETFMediumAkron, OH2026-10-13
Versant Capital Management, Inc
473$2.8K0.0%GARPLowPhoenix, AZ2026-10-02
Farther Finance Advisors, LLC
448$2.7K0.0%IndexLowSan Francisco, CA2026-10-08
Salomon & Ludwin, LLC
254$1.5K0.0%ETFVery LowRichmond, VA2026-10-29
Provenance Wealth Advisors, LLC
149$8880.0%ETFLowFort Lauderdale, FL2026-10-30
IFP Advisors, Inc
121$7210.0%GrowthLowTampa, FL2026-10-16
Ascentis Wealth Management, LLC
78$4640.0%Agg GrowthLowDallas, TX2026-11-03
Farmers & Merchants Investments Inc
60$3580.0%CoreVery LowLincoln, NE2026-10-22
Clearstead Advisors, LLC
60$3580.0%ETFLowCleveland, OH2026-11-06
Covestor Ltd
44$00.0%ValueHighLondon, United Kingdom2026-10-30
Fortitude Family Office, LLC
43$2560.0%ETFMediumScottsdale, AZ2026-10-14
Signaturefd, LLC
34$2030.0%IndexLowAtlanta, GA2026-10-23
Larson Financial Group LLC
14$830.0%GrowthLowSt Louis, MO2026-11-05
Davis Capital Management
11$660.0%CoreLowJacksonville, FL2026-10-08
Gilpin Wealth Management, LLC
6$360.0%GrowthLowDenver, CO2026-10-09