Silence Therapeutics SLN Institutional Ownership

NASDAQ SLN

$14.59 -0.20 (-1.35%)

As of: Sep 4, 2026 · 3:59 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

$328.89Mn

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) is held by 72 institutional investors per 13F filings through June 2026.

These investors collectively held 47.1% of Silence Therapeutics's outstanding shares in June 2026, up from 42.2% in March 2026.
They increased total shares held in SLN by 14.17% quarter over quarter, and investors in Silence Therapeutics increased 28.57% from a year ago.
Activity in SLN broke down as 41 buyers, 19 sellers, and 12 unchanged among 72 total holders.
In total, institutional investors held 22.24Mn shares in Silence Therapeutics as of June 2026, up by 2.76Mn shares quarter on quarter, and up 3.6Mn shares year over year.
Siren, L.L.C. leads ownership in SLN with 3.31Mn shares as of June 30, 2026, equal to 7.01% of outstanding shares.
Leading buyers of Silence Therapeutics shares for the quarter ending June 2026 were 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).
Leading sellers of Silence Therapeutics shares for the quarter ending June 2026 were 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).
Silence Therapeutics's 10 largest shareholders as of June 2026 include 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) per Business Quant data.

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