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ISSUER PROFILE · CIK 0001831915

Cytek Biosciences, Inc.CTKB

2 13D/G filings 1 distinct filers 8 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
2
2 SC
Distinct filers
1
single filer
Insiders (365d)
8
6 buys · 0 sales
Latest short DTC
8.14
as of 2026-05-29

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $577K
Point72 Asset Mgmt

13D/G Filings Timeline · 2 total

FiledFormFilerStakeSharesIntent
2022-03-14 SC RA CAPITAL MANAGEMENT, L.P. view →
2022-02-28 SC RA CAPITAL MANAGEMENT, L.P. view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-06-10 Ball Jack director Option exercise 43,973
2026-06-10 MUIR GLENN P director Award 55,555
2026-06-10 MUIR GLENN P director Award 29,835 $4.05 $121K
2026-06-10 Chin Richard director Award 33,333
2026-06-10 Chin Richard director Award 18,261 $4.05 $74K
2026-06-10 Imper Vera director Option exercise 43,973
2026-06-10 Imper Vera director Award 33,333
2026-06-10 Imper Vera director Award 18,261 $4.05 $74K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-05-29 7,304,635 8.14 +6.4%
2026-05-15 6,864,944 5.96 -11.3%
2026-04-30 7,740,907 12.37 -4.4%
2026-04-15 8,096,762 17.17 +0.5%
2026-03-31 8,059,915 10.85 +6.5%
2026-03-13 7,564,493 8.62 +3.9%
2026-02-27 7,284,390 11.12 +8.6%
2026-02-13 6,706,411 6.62 +2.5%
2026-01-30 6,540,721 8.95 +2.3%
2026-01-15 6,393,529 7.00 -2.1%
2025-12-31 6,532,567 6.17 -3.8%
2025-12-15 6,790,609 5.31 -2.0%

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