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Delisting risk

NVNO · NASDAQ · Medical - Devices

enVVeno Medical (NVNO)

Develops a catheter-delivered tissue valve for severe deep chronic venous insufficiency.

$11.40

At close+0.42 (+3.83%)

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Breakdown13F · 13D/G · Form 4

Institutions17 holders · as of Mar 31, 2026	14.72%	100.5K shares
Insiders5 holders · as of Jun 12, 2026	1.43%	9.8K shares
Otherremainder	83.85%	572.4K shares

682.7K company shares as of Sep 3, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Two share counts disagree (682.7K in the company's Sep 3, 2026 report, 16.5K elsewhere); stakes use the report.

A stock split fell inside the quarter, so quarter-on-quarter changes are not shown.

Top shareholders13F · 13D/G · Form 4

Holder	Stake	Shares	Evidence
Kingdon Capital Management, L.L.C.Institution	5.30%	36,166	13Fas of Mar 31, 2026
CM Management, LLCInstitution	5.23%	35,714	13Fas of Mar 31, 2026
Geode Capital Management, LLCInstitution	1.53%	10,455	13Fas of Mar 31, 2026
Robert Andrew BermanInsiderdirector, officer: Chief Executive Officer	0.93%	6,350	Form 4filed Dec 19, 2024 ↗
Vanguard Capital Management LLCInstitution	0.92%	6,287	13Fas of Mar 31, 2026
JPMorgan Chase & CoInstitution	0.76%	5,209	13Fas of Mar 31, 2026
Francis DuhayInsiderdirector	0.35%	2,362	Form 4filed Jun 12, 2026 ↗
Vanguard Fiduciary Trust CoInstitution	0.32%	2,184	13Fas of Mar 31, 2026
BlackRock, Inc.Institution	0.27%	1,840	13Fas of Mar 31, 2026
Westside Investment Management, Inc.Institution	0.23%	1,589	13Fas of Mar 31, 2026
Tower Research Capital LLC (TRC)Institution	0.08%	542	13Fas of Mar 31, 2026
Matthew JenusaitisInsiderdirector	0.07%	473	Form 4filed Dec 23, 2024 ↗
Robert GrayInsiderdirector	0.05%	319	Form 4filed Jan 2, 2025 ↗
Sanjay ShrivastavaInsiderdirector	0.04%	265	Form 4filed Dec 26, 2024 ↗
UBS Group AGInstitution	0.04%	243	13Fas of Mar 31, 2026
Wells Fargo & Company/MNInstitution	0.02%	114	13Fas of Mar 31, 2026
Vanguard Global Advisers, LLCInstitution	0.01%	77	13Fas of Mar 31, 2026
Morgan StanleyInstitution	0.01%	76	13Fas of Mar 31, 2026
Advisor Group Holdings, Inc.Institution	0.00%	7	13Fas of Mar 31, 2026
Group One Trading, L.P.Institution	0.00%	2	13Fas of Mar 31, 2026
Northwestern Mutual Wealth Management CoInstitution	0.00%	2	13Fas of Mar 31, 2026
Citigroup IncInstitution	0.00%	1	13Fas of Mar 31, 2026
ACT Capital Management, LLLPInstitution	—6.40% of class, as filed	—	13Gfiled Jun 15, 2018 ↗
Braeden LichtiInsider	—5.05% of class, as filed	—	13Dfiled Feb 20, 2026 ↗
Daniel MackInsider	—9.90% of class, as filed	—	13Gfiled Feb 14, 2024 ↗

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

17 holders · 100.5K shares

Holder	Shares	% outstanding	Filed
Kingdon Capital Management, L.L.C.	36.2K	5.30%	May 15, 2026
CM Management, LLC	35.7K	5.23%	May 8, 2026
Geode Capital Management, LLC	10.5K	1.53%	May 15, 2026
Vanguard Capital Management LLC	6.3K	0.92%	May 15, 2026
JPMorgan Chase & Co	5.2K	0.76%	May 13, 2026
Vanguard Fiduciary Trust Co	2.2K	0.32%	May 8, 2026
BlackRock, Inc.	1.8K	0.27%	May 13, 2026
Westside Investment Management, Inc.	1.6K	0.23%	May 4, 2026

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

Holder	% of class	Form	Filed
Perceptive Advisors LLC	9.99%	13G	May 15, 2026 ↗
Thomas A. Satterfield, Jr.	9.00%	13G	Nov 19, 2025 ↗
Kingdon Capital Management, L.L.C.	7.10%	13G	Sep 9, 2025 ↗
Braeden Lichtiincl. Northstrive Fund II LP	5.05%	13D	Feb 20, 2026 ↗

Insider tradesForm 4

Latest trades

Date	Insider	Type	Shares	Avg price	Owned after
Jun 11, 2026	Francis Duhaydirector	Sale	140	$10.31	2,362
Mar 12, 2026	Francis Duhaydirector	Sale	140	$11.52	2,502
Dec 11, 2025	Francis Duhaydirector	Sale	4,900	$0.3556	92,544
Sep 15, 2025	Francis Duhaydirector	Sale	4,900	$0.8300	97,444

CongressHouse and Senate disclosures

Not reported.