SIMILARWEB LTD. (SMWB) research

SIMILARWEB LTD.
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Technology
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$7.53
As of

SIMILARWEB LTD. (SMWB): 5 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 6-K filed 2026-09-24.

As of . Source: SEC EDGAR filings for SMWB. Method and limitations.

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You are seeing 5 of 28 signals recorded on SMWB since 2026-06-05.

The five above all landed on 2026-09-06. The other 23 were recorded on 4 other days. 22 of the 28 are institutional flow rows, which arrive in batches on filing days.

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Largest reported share positions in SMWB (2026Q2)

Manager / securityMarket value% portfolioQoQ
RENAISSANCE TECHNOLOGIES LLCCUSIP M84137104 · 2026Q2$4.4M0.01%,
CITADEL ADVISORS LLCCUSIP M84137104 · 2026Q2$2.1M0.00%,
D. E. Shaw & Co., Inc.CUSIP M84137104 · 2026Q2$980K0.00%,
TWO SIGMA INVESTMENTS, LPCUSIP M84137104 · 2026Q2$796K0.00%,
MILLENNIUM MANAGEMENT LLCCUSIP M84137104 · 2026Q2$112K0.00%,

Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.

Recent SEC filings, SMWB

SMWB against its peers

SMWB's operating margin of -8.3% ranks in the 25th percentile of 21 Technology sub-industry peers, fiscal periods ending between 2025-09-30 and 2026-04-30.

MetricSMWBPeer medianPercentilen
Revenue FY283M USD344M USD3424
Revenue YoY13.1%8.0%796
Gross margin79.5%68.4%8320
Operating margin-8.3%1.6%2521
Net margin-11.7%2.4%3024
Return on equity-141.2%3.7%624
P / En/a35.0xn/a10

Peers (24): RPD, BLZE, RSKD, OOMA, VTEX, SPT, YEXT, HIVE, DCBO, KODK, PD, XRX, RDWR, EFOR, CRNC, API, BL, AI, DXC, PGY, TLS, AMPL, DSP, BLKB. Left out: LSPD (period gap). Fiscal periods ending between 2025-09-30 and 2026-04-30. Every figure is one full fiscal year read from one annual filing (SMWB: 20-F), reported in USD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.

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