InsiderTrades

Busque Philippe

SEC CIK 1991396 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CTKBCytek Biosciences, Inc.SVP, Gbl SALES AND SERVICES 44.9K — — 202024-03-202026-05-18

Most active insiders at CTKB, 12 months

#InsiderTitleBoughtSold
1 Busque PhilippeSVP, Gbl SALES AND SERVICES ——
2 Imper VeraDir ——
3 McCombe William D.CFO ——
4 Yan MingCTO, Dir ——
5 Barnett ValerieCLO ——
6 Ball JackDir ——
7 Jiang WenbinPres AND CEO, Dir ——
8 Holder MichaelDir ——
9 Chin RichardDir ——
10 NEFF DEBORAH JDir ——

Transactions 20

Type
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X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-05-20 17:53 2026-05-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +10.5K 44.9K +30% —
DM 2026-05-20 17:53 2026-05-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $3.55 -2,685 43.5K -6% -$9,532
DM 2026-03-12 2026-03-10 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +9,828 37.2K +36% —
DM 2026-03-12 2026-03-10 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $4.23 -3,043 35.7K -8% -$12.9K
DM 2025-11-20 2025-11-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $5.53 -1,885 24.6K -7% -$10.4K
DM 2025-11-20 2025-11-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +7,371 25.0K +42% —
DM 2025-08-20 2025-08-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +7,371 22.1K +50% —
DM 2025-08-20 2025-08-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $4.06 -2,872 21.2K -12% -$11.7K
DM 2025-05-21 2025-05-19 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $2.69 -1,915 17.4K -10% -$5,151
DM 2025-05-21 2025-05-19 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +4,913 18.0K +37% —
DM 2025-03-12 2025-03-10 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +4,995 14.9K +50% —
DM 2025-03-12 2025-03-10 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $4.36 -1,947 14.1K -12% -$8,489
DM 2024-11-20 2024-11-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +3,746 12.1K +45% —
DM 2024-11-20 2024-11-18 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $6.03 -1,460 11.5K -11% -$8,804
DM 2024-08-21 2024-08-19 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +3,746 11.4K +49% —
DM 2024-08-21 2024-08-19 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $5.53 -1,460 10.6K -12% -$8,074
DM 2024-05-22 2024-05-20 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +8,132 9,994 +437% —
DM 2024-05-22 2024-05-20 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $5.96 -3,168 7,400 -30% -$18.9K
D 2024-03-21 2024-03-20 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES M - OptEx — +5,464 5,464 New —
D 2024-03-21 2024-03-20 CTKB Cytek Biosciences, Inc. Busque Philippe SVP, Gbl SALES AND SERVICES F - Tax $6.70 -2,129 3,335 -39% -$14.3K

Purchase Sale Sale after option exercise All abbreviations