Silence Therapeutics SLN Institutional Ownership

NASDAQ SLN

$10.93 +0.13 (+1.20%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

72 Institutions

Increased 41 56.9%

Unchanged 12 16.7%

Reduced 19 26.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

47.08%

▲+4.93 pp QoQ

Shares Held by Institutions

22.24Mn

of 47.24Mn outstanding

▲+14.17% QoQ

Shares Outstanding

47.24Mn

25.00Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+16 vs prior quarter

Net Shares Added (QoQ)

+2.76Mn

accumulated since last quarter

Value of Holdings

$243.05Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Silence Therapeutics plc (NASDAQ:SLN) showed up in the 13F filings of 72 institutional investors as of June 2026.

Collectively, these holders controlled 47.1% of Silence Therapeutics's outstanding shares in June 2026, up from 42.2% in March 2026.
They increased total shares held in Silence Therapeutics by 14.17% from last quarter, and the number of investors in SLN increased 28.57% annually.
Among the 72 funds, 41 bought more Silence Therapeutics shares, 19 sold down, and 12 held their ground.
Institutional investors collectively held 22.24Mn shares in Silence Therapeutics as of June 2026, up by 2.76Mn shares quarter on quarter, and up 3.68Mn shares year over year.
Siren, L.L.C. is the top holder of Silence Therapeutics as of June 30, 2026, with 3.31Mn shares representing 7.01% of outstanding stock.
The biggest buyers of Silence Therapeutics for the quarter ending June 2026 included Soleus Capital Management, L.P. (630.0K), BALYASNY ASSET MANAGEMENT L.P. (610.98K), Siren, L.L.C. (400.0K), Ameriprise Financial Inc (370.05K), Morgan Stanley (337.69K).
The biggest sellers of Silence Therapeutics for the quarter ending June 2026 included Nantahala Capital Management, LLC (800.0K), GREAT POINT PARTNERS LLC (570.49K), SG Americas Securities, LLC (274.64K), MILLENNIUM MANAGEMENT LLC (164.91K), MARSHALL WACE, LLP (97.58K).
Per Business Quant data, the top 10 holders of Silence Therapeutics for the quarter ending June 2026 are Siren, L.L.C. (3.31Mn), TCG Crossover Management, LLC (3.03Mn), Redmile Group, LLC (2.16Mn), Nantahala Capital Management, LLC (1.35Mn), CITADEL ADVISORS LLC (1.33Mn), Nextech Invest Ltd. (952.4K), MILLENNIUM MANAGEMENT LLC (909.28K), Ikarian Capital, LLC (830.78K), Tetragon Partners GP Ltd (764.26K), Soleus Capital Management, L.P. (630.0K).

Form 13F Holdings

72 Institutional Holders

Report period 30 Jun, 2026

Total shares held 22.24Mn

Of outstanding 47.08%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Siren, L.L.C.	0002005245	3,311,438	7.01%	▲400,000	+13.74%	$36.36Mn
2	TCG Crossover Management, LLC	0001839948	3,033,560	6.42%	0	0.00%	$33.31Mn
3	Redmile Group, LLC	0001425738	2,164,777	4.58%	0	0.00%	$23.77Mn
4	Nantahala Capital Management, LLC	0001472322	1,346,731	2.85%	▼800,000	-37.27%	$14.79Mn
5	CITADEL ADVISORS LLC	0001423053	1,329,625	2.81%	▲94,818	+7.68%	$14.60Mn
6	Nextech Invest Ltd.	0001595430	952,400	2.02%	0	0.00%	$10.46Mn
7	MILLENNIUM MANAGEMENT LLC	0001273087	909,279	1.92%	▼164,912	-15.35%	$9.98Mn
8	Ikarian Capital, LLC	0001778253	830,784	1.76%	▼35,000	-4.04%	$1.83Mn
9	Tetragon Partners GP Ltd	0001515070	764,256	1.62%	▲134,095	+21.28%	$8.39Mn
10	Soleus Capital Management, L.P.	0001802630	630,000	1.33%	▲630,000	0.00%	$6.92Mn
11	BALYASNY ASSET MANAGEMENT L.P.	0001218710	610,980	1.29%	▲610,980	0.00%	$6.71Mn
12	5AM Venture Management, LLC	0001799883	476,200	1.01%	0	0.00%	$5.23Mn
13	GREAT POINT PARTNERS LLC	0001281446	450,000	0.95%	▼570,489	-55.90%	$4.94Mn
14	Morgan Stanley	0000895421	403,172	0.85%	▲337,686	+515.66%	$4.43Mn
15	Ameriprise Financial Inc	0000820027	370,052	0.78%	▲370,052	0.00%	$4.06Mn
16	JANE STREET GROUP, LLC	0001595888	369,151	0.78%	▲268,224	+265.76%	$4.05Mn
17	ADAR1 Capital Management, LLC	0001940272	338,373	0.72%	▲166,216	+96.55%	$3.72Mn
18	SummitTX Capital, L.P.	0002052310	326,648	0.69%	▲326,648	0.00%	$3.59Mn
19	Schonfeld Strategic Advisors LLC	0001665241	269,348	0.57%	▲269,348	0.00%	$2.96Mn
20	UBS Group AG	0001610520	243,152	0.51%	▼3,785	-1.53%	$2.67Mn

Showing 1 to 20 of 72 holders