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Similarweb Ltd.

SMWB
Exchange
NYSE
Industry
Services-Computer Programming, Data Processing, Etc.
SEC CIK
0001842731

In the last 90 days, Similarweb Ltd. insiders filed 0 open-market purchases and 9 sales; 70 institutions reported holding it in 13F filings for Q2 2026, worth $312.1M in total; ARK Invest is the only superinvestor holding it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Similarweb Ltd. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
9 filings
1 insider, $15.2M in total
Insiders trading
1
Net value
−$15.2M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Similarweb Ltd., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Similarweb Ltd.
NameTitleLast reported holdingLast filingFilings, past year
Offer OrChief Executive Officer3,930,481Sep 25, 202613
Eilam BarakDirector101,315May 22, 20261
Beit-On Harel MosheDirector10,885,778May 21, 20261
Rapaport-Dagim TamarDirector63,584May 19, 20261

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
May 19, 2026 (view filing)May 181 dayRapaport-Dagim TamarDirectorPPurchase+40.0K$3.22+$128.8K+169.6%63.6K after
May 20, 2026 (view filing)May 18-192 daysOffer OrChief Executive OfficerPPurchase+56.1K$3.56+$199.6K+1.2%4.69M after3 lots
May 21, 2026 (view filing)May 201 dayBeit-On Harel MosheDirectorPPurchase+75.0K$3.89+$291.8K+0.7%10.9M after
May 22, 2026 (view filing)May 211 dayEilam BarakDirectorPPurchase+50.0K$3.86+$193.0K+97.4%101.3K after
Jun 2, 2026 (view filing)Jun 11 dayOffer OrChief Executive OfficerPPurchase+50.0K$4.15+$207.5K+1.1%4.74M after
Aug 17, 2026 (view filing)8:38 AM ETAug 13-144 daysOffer OrChief Executive OfficerSSale−709.6K$8.82−$6.26M−13.4%4.60M after6 lots
Aug 27, 2026 (view filing)8:03 AM ETAug 261 dayOffer OrChief Executive OfficerSSale−383.1K$9.00−$3.45M−7.7%4.60M after4 lots
Sep 10, 2026 (view filing)9:28 AM ETSep 8-92 daysOffer OrChief Executive OfficerSSale−147.0K$8.17−$1.20M−3.2%4.45M after2 lots10b5-1
Sep 14, 2026 (view filing)9:07 AM ETSep 10-114 daysOffer OrChief Executive OfficerSSale−118.2K$8.06−$952.2K−2.7%4.33M after2 lots10b5-1
Sep 16, 2026 (view filing)6:55 AM ETSep 14-152 daysOffer OrChief Executive OfficerSSale−79.6K$8.53−$679.2K−1.8%4.25M after2 lots10b5-1
Sep 16, 2026 (view filing)7:01 AM ETSep 14-152 daysOffer OrChief Executive OfficerSSale−79.6K$8.53−$679.2K−1.8%4.25M after2 lots10b5-1Duplicate filing
Sep 16, 2026 (view filing)9:07 AM ETSep 14-152 daysOffer OrChief Executive OfficerSSale−79.6K$8.53−$679.2K−1.8%4.25M afterAmended2 lots10b5-1Duplicate filing
Sep 18, 2026 (view filing)6:13 AM ETSep 16-172 daysOffer OrChief Executive OfficerSSale−76.1K$8.38−$637.6K−1.8%4.18M after2 lots10b5-1
Sep 22, 2026 (view filing)7:43 AM ETSep 18-214 daysOffer OrChief Executive OfficerSSale−69.7K$8.32−$579.9K−1.7%4.11M after2 lots10b5-1
Sep 24, 2026 (view filing)7:56 AM ETSep 22-232 daysOffer OrChief Executive OfficerSSale−62.9K$8.45−$531.4K−1.5%4.04M after2 lots10b5-1
Sep 25, 2026 (view filing)7:46 AM ETSep 241 dayOffer OrChief Executive OfficerSSale−114.3K$7.69−$879.1K−2.8%3.93M after2 lots10b5-1