RDCM · NASDAQ · Telecommunications Services

RADCOM (RDCM)

Provides cloud-native network assurance software for telecom operators moving to virtualized and 5G networks.

$10.01
At close0.00 (0.00%)

Breakdown13F · 13D/G · Form 4

Institutions45 holders · as of Mar 31, 202650.82%8.51M ADS
Insiders15 holders · as of May 27, 202617.62%2.95M ADS
Strategic holders1 holder · as of Feb 16, 20245.02%839.7K ADS
Otherremainder26.54%4.44M ADS

16.74M ADS as of Aug 21, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

The share count is from the company's Dec 2024 annual report; nothing newer is on file here.

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Lynrock Lake LPInstitution
18.92%3.17M ADS13Fas of Mar 31, 2026
Zisapel MichaelInsider
13.71%2.29M13Dfiled Mar 26, 2026
Awm Investment Company, Inc.Institution
5.92%991,261 ADS13Fas of Mar 31, 2026
Value Base Ltd.Institution
5.17%865,009 ADS13Fas of Mar 31, 2026
Barclays PLCStrategic
5.02%839,69813Gfiled Feb 16, 2024
Raging Capital Management, LLCInstitution
3.81%638,50013G/Afiled Feb 14, 2020
Acadian Asset Management LLCInstitution
3.75%628,129 ADS13Fas of Mar 31, 2026
Yelin Lapidot Holdings Management Ltd.Institution
2.42%404,595 ADS13Fas of Mar 31, 2026
Private Advisor Group, LLCInstitution
2.10%351,019 ADS13Fas of Mar 31, 2026
Janney Montgomery Scott LLCInstitution
1.96%327,479 ADS13Fas of Mar 31, 2026
Herald Investment Management LtdInstitution
1.94%325,000 ADS13Fas of Mar 31, 2026
Renaissance Technologies LLCInstitution
1.16%193,793 ADS13Fas of Mar 31, 2026
Benjamin Nathan EppsteinInsiderofficer: Chief Executive Officer
1.08%180,000 ordinaryForm 4filed Mar 18, 2026
Ark Investment Management LLCInstitution
1.03%172,735 ADS13Fas of Mar 31, 2026
Russell Investments Group, Ltd.Institution
1.01%168,362 ADS13Fas of Mar 31, 2026
Marshall Wace, LLPInstitution
0.80%133,297 ADS13Fas of Mar 31, 2026
Nano Cap New Millennium Growth Fund L PInstitution
0.61%102,000 ADS13Fas of Mar 31, 2026
Yehiel ItmanInsiderofficer: Chief Operating Officer
0.57%96,097 ordinaryForm 4filed Mar 18, 2026
BlackRock, Inc.Institution
0.54%91,033 ADS13Fas of Mar 31, 2026
Rachel (Heli) BennunInsiderdirector
0.49%82,340 ordinaryForm 4filed Apr 6, 2026
Ram AmitInsiderofficer: Chief Technology Officer
0.49%81,813 ordinaryForm 4filed May 21, 2026
Squarepoint Ops LLCInstitution
0.47%78,851 ADS13Fas of Mar 31, 2026
Millennium Management LLCInstitution
0.40%66,216 ADS13Fas of Mar 31, 2026
Trexquant Investment LPInstitution
0.35%59,216 ADS13Fas of Mar 31, 2026
Zad Hod Yehuda CohenInsiderofficer: Chief Financial Officer
0.30%50,000 ordinaryForm 4filed Mar 18, 2026

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

45 holders · 8.51M shares · 7 new positions · 18 increased · 15 reduced · 12 closed

HolderShares% outstandingChg q/qFiled
Lynrock Lake LP3.17M18.92%+724.9KMay 15, 2026
Awm Investment Company, Inc.991.3K5.92%0May 15, 2026
Value Base Ltd.865.0K5.17%0May 6, 2026
Acadian Asset Management LLC628.1K3.75%+87.8KMay 13, 2026
Yelin Lapidot Holdings Management Ltd.404.6K2.42%−12.2KApr 22, 2026
Private Advisor Group, LLC351.0K2.10%+7.4KApr 27, 2026
Janney Montgomery Scott LLC327.5K1.96%+5.4KApr 22, 2026
Herald Investment Management Ltd325.0K1.94%0May 13, 2026

Ownership statements13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Lynrock Lake LPincl. Paul Cynthia, Lynrock Lake Partners LLC14.60%2.44M13DJul 27, 2026
Zisapel Michael14.00%2.29M13DMar 26, 2026
AWM Investment Company, Inc.6.40%991.3K13GFeb 14, 2025
Value Base Hedge Fund Ltd., acting as the general partner of Harmony Base, Limited Partnershipincl. Victor Shamrich, Value Base Ltd. +1 more5.27%865.0K13DMar 26, 2026

Insider tradesForm 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
May 20, 2026
Ram Amitofficer: Chief Technology Officer
Sale3,000$13.9581,813

CongressHouse and Senate disclosures

Not reported.