Who Owns SIMILARWEB LTD (SMWB)? -- Institutional Holders (2026-06-30)

97 institutions reported holding $247.7M of SIMILARWEB LTD (SMWB) in SEC 13F filings for 2026-06-30. Largest institutional holders: NASPERS LTD ($68.5M), MENORA MIVTACHIM HOLDINGS LTD. ($24.6M), WELLINGTON MANAGEMENT GROUP LLP ($22.2M), ION Crossover Partners Ltd ($18.6M), Ulysses Management LLC ($18.0M). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	NASPERS LTD	$68.5M	11.2M	Hold
2	MENORA MIVTACHIM HOLDINGS LTD.	$24.6M	4.0M	Hold
3	WELLINGTON MANAGEMENT GROUP LLP	$22.2M	3.6M	Added
4	ION Crossover Partners Ltd	$18.6M	3.0M	Hold
5	Ulysses Management LLC	$18.0M	2.9M	Trimmed
6	S Squared Technology, LLC	$10.4M	1.7M	Added
7	Schonfeld Strategic Advisors LLC	$7.4M	1.2M	Added
8	Y.D. More Investments Ltd	$7.0M	1.1M	Trimmed
9	ARK Investment Management LLC	$5.1M	834,663	Added
10	RENAISSANCE TECHNOLOGIES LLC	$4.4M	713,728	Trimmed
11	CDC Financial, Inc.	$4.1M	674,233	Added
12	Alpha Family Trust	$4.0M	658,935	Hold
13	NANO CAP NEW MILLENNIUM GROWTH FUND L P	$4.0M	650,000	Added
14	Herald Investment Management Ltd	$4.0M	645,465	Hold
15	P.A.W. CAPITAL CORP	$3.9M	640,000	Added
16	Sphera Management Technology Funds Ltd	$3.8M	615,000	Hold
17	JANE STREET GROUP, LLC	$3.7M	601,977	Added
18	CenterBook Partners LP	$3.7M	599,737	Trimmed
19	Lotus Technology Management, LP	$3.4M	531,409	New
20	PEAK6 LLC	$3.0M	487,822	Added
21	Connor, Clark & Lunn Investment Management Ltd.	$2.7M	445,691	Trimmed
22	UBS Group AG	$2.5M	403,328	Added
23	CITADEL ADVISORS LLC	$2.5M	399,935	Trimmed
24	MORGAN STANLEY	$1.6M	268,203	Trimmed
25	LAVELLE CAPITAL LP	$1.2M	202,727	Hold

来源：SEC 13F 申报文件 · 截至 2026-06-30