Genelux

GNLX · NASDAQ

$2.50+$0.05 (+2.04%)TodayMarket closed · Oct 20, 7:30 PM ET

Prev close $2.45

Who owns GNLX

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 34.4% of GNLX’s shares.

Armistice Capital LLC9.4%
Szalay (Aladar)7.0%
Woodward Diversified Capital, LLC5.0%
Vanguard Capital Management, LLC3.7%
Next 6 largest institutions9.2%
All other shareholders65.6%

Top institutional holders of GNLX
Holder	Shares	% of shares	Change, last filing	Filed
Armistice Capital LLC	4.22M	9.42%	+4.22M	Sep 30, 2025
Szalay (Aladar)	3.13M	6.99%	−37.22K	Dec 31, 2025
Woodward Diversified Capital, LLC	2.26M	5.04%	+144.93K	Jun 30, 2026
Vanguard Capital Management, LLC	1.68M	3.74%	−17.76K	Jun 30, 2026
Bleichroeder LP	1.38M	3.08%	+0	Jun 30, 2026
Zindrick (Thomas)	988.31K	2.20%	−37.49K	Aug 31, 2026
Thomas (John)	478.91K	1.07%	+18.41K	Jun 16, 2026
Geode Capital Management, L.L.C.	439.21K	0.98%	−14.55K	Jun 30, 2026
BlackRock Institutional Trust Company, N.A.	430.30K	0.96%	+39.03K	Jun 30, 2026
CM Management, LLC	400.00K	0.89%	+150.00K	Jun 30, 2026

Largest mutual fund holders

Top mutual fund holders of GNLX
Holder	Shares	% of shares	Change, last filing	Filed
Vanguard Total Stock Market Index Fund	1.19M	2.66%	+0	Jul 31, 2026
Vanguard Extended Market Index Fund	467.37K	1.04%	+0	Jul 31, 2026
Fidelity Extended Market Index Fund	208.95K	0.47%	−391	Jul 31, 2026
iShares Micro-Cap ETF	139.86K	0.31%	+1.82K	Aug 31, 2026
Fidelity Series Total Market Index Fund	63.95K	0.14%	+0	Jul 31, 2026

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders sold $237.31K (13 trades) of GNLX on the open market, with no buys.

Latest GNLX insider transactions
Insider	Date	Type	Shares	Price	Value
Cappello Joseph	Aug 31, 2026	Sale	10.26K	$2.74	$28.11K
Zindrick Thomas	Aug 31, 2026	Sale	34.46K	$2.67	$91.90K
Yu Yong	Aug 31, 2026	Sale	9.68K	$2.75	$26.66K
Yu Yong	Aug 4, 2026	Sale	653	$2.94	$1.92K
Cappello Joseph	Aug 4, 2026	Sale	653	$2.95	$1.92K
Zindrick Thomas	Aug 4, 2026	Sale	3.02K	$2.95	$8.91K
Smither John W	Jul 1, 2026	Sale	12.00K	$2.91	$34.90K
Pulisic Matthew	Jun 16, 2026	Award	278.91K	—	—
Groen Eric	Jun 16, 2026	Award	233.96K	—	—
Cappello Joseph	Jun 16, 2026	Award	174.84K	—	—

Short interest

Settled Sep 30, 2026

Shares short: 4.36M
Days to cover: 20.43
% of shares outstanding: 9.73%
Average daily volume: 213.49K
Change since last report: +6.5%

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