Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:ad0f13e6-e6d2-f532-97e4-c592b2eff35e 2026-06-18T03:11:41-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services CTKB: YAN MING (CTO,DIR) Disposed (JS) 135,892 Shares of CYTEK BIOSCIENCES INC for $0.00 on 6/12 urn:uuid:969c07cb-6ca8-3e03-2b4d-4e9baf7be14b 2026-06-16T16:59:02-04:00 CTKB: BALL JACK (DIR) Acquired (JB) 43,973 Shares of CYTEK BIOSCIENCES INC for $0.00 on 6/10 urn:uuid:aa29bccb-dd84-1c81-1093-05ca3bf58744 2026-06-12T19:34:18-04:00 CTKB: MUIR GLENN P (DIR) Filed a Form 3, Becoming a Registered Insider at CYTEK BIOSCIENCES INC With Initial Holdings of 0 urn:uuid:b629a338-c833-416c-f69a-992bdc4dac0c 2026-06-12T19:29:34-04:00 CTKB: IMPER VERA (DIR) Acquired (JB) 43,973 Shares of CYTEK BIOSCIENCES INC for $0.00 on 6/10 urn:uuid:fa1b1de6-ef1c-4612-b4c7-e011e215bf5b 2026-06-12T19:25:57-04:00 CTKB: NEFF DEBORAH J (DIR) Acquired (JB) 43,973 Shares of CYTEK BIOSCIENCES INC for $0.00 on 6/10 urn:uuid:f9ef4980-a7d6-5d3a-0140-6f7c738c1636 2026-06-12T19:23:55-04:00 CTKB: HOLDER MICHAEL (DIR) Acquired (JB) 43,973 Shares of CYTEK BIOSCIENCES INC for $0.00 on 6/10 urn:uuid:8f06e5fb-a9a0-c007-101f-d016c56958eb 2026-06-12T19:22:00-04:00 CTKB: HOLDER MICHAEL (DIR) Acquired (JB) 1,454 Shares of CYTEK BIOSCIENCES INC for $0.00 on 5/18 urn:uuid:51ecfa9f-0a6c-cf97-08ff-fb4506fa6e98 2026-05-20T18:01:31-04:00 CTKB: CHIN RICHARD (DIR) Acquired (JB) 6,107 Shares of CYTEK BIOSCIENCES INC for $0.00 on 5/18 urn:uuid:7e8344b2-ccdc-cfcb-ab69-9d7b2d676943 2026-05-20T17:59:27-04:00 CTKB: YAN MING (CTO,DIR) Disposed (JS) 5,532 Shares of CYTEK BIOSCIENCES INC for $3.55 on 5/18 urn:uuid:9de6f2ef-6a1d-814a-c41e-01c67308f9de 2026-05-20T17:56:22-04:00 CTKB: YAN MING (CTO,DIR) Acquired (JB) 22,179 Shares of CYTEK BIOSCIENCES INC for $0.00 on 5/18 urn:uuid:0d0e4965-4810-9eb4-d846-4d08eb8e4218 2026-05-20T17:56:22-04:00