Insider · CIK 0001846370

Griffiths Richard Ian

Reports to the SEC for 1 company · ST HELIER

sec.gov

Transactions

Companies

Filings

CIK

0001846370

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+800K sh	—	—	6,535,160
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+120K sh	—	—	4,957,166
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+605K sh	—	—	5,077,166
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+471K sh	—	—	5,682,340
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+382K sh	—	—	6,153,160
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+3,500 sh	—	—	7,335,160
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+100K sh	—	—	4,797,166
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+2.79M sh	—	—	7,488,660
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+100K sh	—	—	7,388,660
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+60K sh	—	—	4,897,166
2026-08-10	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+50K sh	—	—	7,338,660
2026-07-06	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+865K sh	—	—	10,281,486
2026-07-02	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+50.1K sh	—	—	11,146,598
2026-07-01	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+79.2K sh	—	—	11,246,680
2026-07-01	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+50K sh	—	—	11,196,680
2026-06-30	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+170K sh	—	—	11,325,860
2026-06-29	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+330K sh	—	—	11,495,788
2025-10-27	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+2,000 sh	—	—	11,825,861
2025-10-27	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+2,000 sh	—	—	11,819,861
2025-08-03	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+20K sh	—	—	11,825,861
2025-08-03	SLNSilence Therapeutics plc · American Depositary SharesS Sale	10% Owner	SSale	+20K sh	—	—	11,805,861
2025-08-01	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+4,034 sh	—	—	11,825,861
2025-07-31	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+14.3K sh	—	—	11,821,827
2025-07-30	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+8,923 sh	—	—	11,807,485
2025-07-29	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+14.6K sh	—	—	11,798,562
2025-07-22	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+2,910 sh	—	—	11,784,003
2025-07-21	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+22.4K sh	—	—	11,781,093
2025-07-15	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+43.3K sh	—	—	11,758,658
2025-07-11	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+28K sh	—	—	11,715,365
2025-07-09	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+30.1K sh	—	—	11,687,365
2025-07-08	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+24.4K sh	—	—	11,657,232
2025-07-07	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+7,937 sh	—	—	11,632,845
2025-06-27	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+24K sh	—	—	11,624,908
2025-06-26	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+20.7K sh	—	—	11,600,908
2025-06-26	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+65.7K sh	—	—	11,580,173
2025-06-24	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+26.6K sh	—	—	11,514,434
2025-06-23	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+35K sh	—	—	11,487,810
2025-06-22	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+21K sh	—	—	11,452,805
2025-06-18	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+39K sh	—	—	11,431,828
2025-06-17	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+31.4K sh	—	—	11,392,779
2025-06-12	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+39.3K sh	—	—	11,361,380
2025-05-28	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+9,169 sh	—	—	11,322,075
2025-05-27	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+50K sh	—	—	11,312,906
2025-05-26	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+26.7K sh	—	—	11,262,906
2025-05-23	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+17.2K sh	—	—	11,236,237
2025-05-22	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+19.2K sh	—	—	11,219,050
2025-05-20	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+16K sh	—	—	11,199,876
2025-05-19	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+26K sh	—	—	11,183,876
2025-05-18	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+37K sh	—	—	11,157,876
2025-05-14	SLNSilence Therapeutics plc · American Depositary SharesP Purchase	10% Owner	PPurchase	+55.8K sh	—	—	11,120,853

Recent filings

Accepted (ET)
Aug 134
Griffiths Richard Ian0001104659-26-095574
SEC(opens sec.gov)
Jul 74
Griffiths Richard Ian0001104659-26-080997
SEC(opens sec.gov)
Feb 134
Griffiths Richard Ian0001104659-26-014603
SEC(opens sec.gov)

Companies

Silence Therapeutics plc10% OwnerSLN

Address

ST HELIER, JE2 3RR