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Silence Therapeutics plc

SLN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001479615

No open-market purchases or sales by Silence Therapeutics plc insiders were filed in the last 90 days; 72 institutions reported holding it in 13F filings for Q2 2026, worth $236.2M in total; no superinvestor holds it.

Other share classesSLNCF

13F holders, Q4 2025

Institutional positions in Silence Therapeutics plc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
58
+4 vs. Q3 2025
Shares held
18.1M
−1.61M (−8.2%) vs. Q3 2025
Total value
$106.1M
+$9.64M (+10.0%) vs. Q3 2025
New holders
14
15 more added
Sold out
10
17 more reduced

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 58 institutions
Q1 2021: 6 institutionsQ2 2021: 6 institutionsQ3 2021: 7 institutionsQ4 2021: 22 institutionsQ1 2022: 26 institutionsQ2 2022: 25 institutionsQ3 2022: 29 institutionsQ4 2022: 27 institutionsQ1 2023: 29 institutionsQ2 2023: 29 institutionsQ3 2023: 28 institutionsQ4 2023: 34 institutionsQ1 2024: 64 institutionsQ2 2024: 71 institutionsQ3 2024: 69 institutionsQ4 2024: 65 institutionsQ1 2025: 59 institutionsQ2 2025: 55 institutionsQ3 2025: 54 institutionsQ4 2025: 58 institutionsQ1 2026: 56 institutionsQ2 2026: 72 institutions
Value heldQ4 2025: $106.1M
Q1 2021: $55.9MQ2 2021: $56.4MQ3 2021: $39.4MQ4 2021: $246.6MQ1 2022: $218.3MQ2 2022: $116.4MQ3 2022: $183.4MQ4 2022: $275.7MQ1 2023: $110.2MQ2 2023: $101.8MQ3 2023: $187.6MQ4 2023: $343.9MQ1 2024: $588.0MQ2 2024: $502.1MQ3 2024: $493.1MQ4 2024: $168.2MQ1 2025: $60.6MQ2 2025: $108.0MQ3 2025: $96.4MQ4 2025: $106.1MQ1 2026: $102.1MQ2 2026: $236.2M
Institutions holding SLN and their total value by quarter
QuarterHoldersValue
Q2 202672$236.2M
Q1 202656$102.1M
Q4 202558$106.1M
Q3 202554$96.4M
Q2 202555$108.0M
Q1 202559$60.6M
Q4 202465$168.2M
Q3 202469$493.1M
Q2 202471$502.1M
Q1 202464$588.0M
Q4 202334$343.9M
Q3 202328$187.6M
Q2 202329$101.8M
Q1 202329$110.2M
Q4 202227$275.7M
Q3 202229$183.4M
Q2 202225$116.4M
Q1 202226$218.3M
Q4 202122$246.6M
Q3 20217$39.4M
Q2 20216$56.4M
Q1 20216$55.9M

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Silence Therapeutics plc; share changes are against Q3 2025.

Institutions holding SLN in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
TCG Crossover Management, LLC3,033,560$18.4M0.61%00.0%Unchanged
Siren, L.L.C.2,911,438$17.7M0.53%00.0%Unchanged
Redmile Group, LLC2,164,777$13.2M0.97%00.0%Unchanged
Nantahala Capital Management, LLC1,542,427$9.38M0.56%+500,000+48.0%Added
Vivo Capital, LLC1,105,454$6.72M0.43%00.0%Unchanged
Nextech Invest, Ltd.952,400$5.79M0.56%00.0%Unchanged
Great Point Partners LLC808,032$4.91M1.59%+808,032New
Millennium Management LLC659,592$4.01M0.00%+361,080+121.0%Added
5AM Venture Management, LLC476,200$2.90M0.91%00.0%Unchanged
Polygon Management Ltd.365,369$2.22M0.47%+365,369New
Morgan Stanley324,630$1.97M0.00%−883,094−73.1%Reduced
Ikarian Capital, LLC865,784$1.73M0.22%−35,000−3.9%Reduced
SG Americas Securities, LLC256,340$1.56M0.00%−51,949−16.9%Reduced
Citadel Advisors LLC244,061$1.48M0.00%+222,556+1,034.9%Added
Ishara Investments LP240,000$1.46M1.70%+240,000New
Boothbay Fund Management, LLC209,088$1.27M0.03%−70,549−25.2%Reduced
UBS Group AG207,513$1.26M0.00%−99,850−32.5%Reduced
Lombard Odier Asset Management (USA) Corp255,901$1.15M0.47%−1,589,047−86.1%Reduced
M28 Capital Management LP185,100$1.13M0.82%00.0%Unchanged
HSBC Holdings PLC172,834$1.07M0.00%−390.0%Reduced
Bank of Montreal160,474$975.7K0.00%+6,692+4.4%Added
Marshall Wace, LLP155,680$946.5K0.00%+72,461+87.1%Added
Seven Fleet Capital Management LP147,600$897.4K0.61%+147,600New
Point72 Asset Management, L.P.114,070$693.5K0.00%+114,070New
Opaleye Management Inc.78,926$479.9K0.06%+78,926New
BlackRock, Inc.73,153$444.8K0.00%+11,321+18.3%Added
Quadrature Capital Ltd54,380$330.6K0.00%+54,380New
Two Sigma Investments, LP39,344$239.2K0.00%−23,903−37.8%Reduced
Qube Research & Technologies Ltd34,962$212.6K0.00%+34,962New
Geode Capital Management, LLC29,538$179.6K0.00%00.0%Unchanged
Jane Street Group, LLC29,168$177.3K0.00%+29,168New
Raymond James Financial Inc25,000$152.0K0.00%+25,000New
ADAR1 Capital Management, LLC23,643$143.7K0.01%+5,000+26.8%Added
Goldman Sachs Group Inc18,114$110.1K0.00%−4,530−20.0%Reduced
Susquehanna International Group, LLP16,866$102.5K0.00%+16,866New
Two Sigma Advisers, LP15,900$96.7K0.00%−26,700−62.7%Reduced
China Universal Asset Management Co., Ltd.13,653$83.0K0.01%+5,421+65.9%Added
Rhumbline Advisers12,999$79.0K0.00%+7,134+121.6%Added
BNP Paribas Arbitrage, SA12,027$73.1K0.00%+11,427+1,904.5%Added
XTX Topco Ltd11,718$71.2K0.00%+11,718New
GAMMA Investing LLC10,112$61.5K0.00%+197+2.0%Added
JPMorgan Chase & Co7,942$48.3K0.00%+176+2.3%Added
Barclays PLC5,065$30.8K0.00%−2,071−29.0%Reduced
Simplex Trading, LLC3,991$24.3K0.00%+3,340+513.1%Added
Bank of America Corp2,966$18.0K0.00%−565−16.0%Reduced
Jones Financial Companies LLLP2,500$15.2K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,448$14.9K0.00%+10.0%Added
Mirae Asset Global Investments Co., Ltd.2,282$13.9K0.00%+466+25.7%Added
Citigroup Inc1,621$9.86K0.00%−152−8.6%Reduced
Parallel Advisors, LLC1,300$7.90K0.00%00.0%Unchanged
Global Retirement Partners, LLC1,000$6.08K0.00%+1,000New
GF Fund Management Co. Ltd.922$5.61K0.00%−56−5.7%Reduced
Steward Partners Investment Advisory, LLC100$6080.00%00.0%Unchanged
Rockefeller Capital Management L.P.45$2740.00%00.0%Unchanged
SBI Securities Co., Ltd.28$1700.00%−1−3.4%Reduced
SageView Advisory Group, LLC11$670.00%+11New
Advisor Group Holdings, Inc.3$180.00%−62,168−100.0%Reduced
Royal Bank of Canada16$00.00%−1,120−98.6%Reduced
Frazier Life Sciences Management, L.P.0$00.00%−970,130−100.0%Sold out
Cantor Fitzgerald, L. P.0$00.00%−801,306−100.0%Sold out
Woodline Partners LP0$00.00%−62,459−100.0%Sold out
Virtus Investment Advisers, Inc.0$00.00%−20,374−100.0%Sold out
HRT Financial LP0$00.00%−10,887−100.0%Sold out
EHP Funds Inc.0$00.00%−10,673−100.0%Sold out
Cambridge Investment Research Advisors, Inc.0$00.00%−10,194−100.0%Sold out
Wexford Capital LP0$00.00%−7,708−100.0%Sold out
Acadian Asset Management LLC0$00.00%−4,218−100.0%Sold out
Principal Securities, Inc.0$00.00%−17−100.0%Sold out