Lantronix Inc (LTRX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

40,130,435Shares Outstanding

3,506,767Shares held by institutions

$18,971,609Value of institutional holdings

34.90%Institutional ownership %

21.71%Shares Changed QoQ

74No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Lantronix Inc (NASDAQ:LTRX) currently has 74 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

The percentage of Lantronix owned by institutions changed from 31.7% in September 2025 to 34.9% in December 2025, marking a slight up trend.
Institutional share ownership changed by 21.71% QoQ, while the number of institutional owners saw an increase of 1.37% YoY.
During the quarter, 49 institutions bought more Lantronix shares, 14 sold shares, and 11 of the 74 total investors held their position steady.
The total number of shares held by institutions in Lantronix increased to 14.01Mn as of December 2025, a net change of up by 2.50Mn shares quarter on quarter, and up 1.87Mn shares year over year.
HEARTLAND ADVISORS INC continues to be the largest institutional holder of Lantronix as of December 31, 2025, with a position of 1.60Mn shares, representing 3.99% of the company's outstanding stock.
Among the most significant buyers of Lantronix during December 2025 were NANO CAP NEW MILLENNIUM GROWTH FUND L P (395.00K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (272.49K), JANE STREET GROUP, LLC (216.30K), 683 Capital Management, LLC (206.40K), TWO SIGMA INVESTMENTS, LP (184.99K).
Leading sellers of Lantronix stock in December 2025 included DIMENSIONAL FUND ADVISORS LP (301.50K), Manatuck Hill Partners, LLC (200.20K), UBS Group AG (124.83K), CITADEL ADVISORS LLC (77.60K), MORGAN STANLEY (20.97K).
The top 10 institutional holders of Lantronix for the quarter ending December 2025 included HEARTLAND ADVISORS INC (1.60Mn), VANGUARD GROUP INC (1.52Mn), DIMENSIONAL FUND ADVISORS LP (1.10Mn), MARSHALL WACE, LLP (678.93K), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (669.18K), RENAISSANCE TECHNOLOGIES LLC (634.19K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (589.78K), Soviero Asset Management, LP (570.00K), DEUTSCHE BANK AG\ (530.39K), JANE STREET GROUP, LLC (492.85K).

74 Institutional Holders

3,506,767 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
HEARTLAND ADVISORS INC	31 Dec, 2025	1,600,000	0	0.00%	$9,376,000.00
VANGUARD GROUP INC	31 Dec, 2025	1,524,248	37,457	2.52%	$8,932,093.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	1,095,200	-301,500	-21.59%	$6,417,655.00
MARSHALL WACE, LLP	31 Dec, 2025	678,929	59,866	9.67%	$3,978,524.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	669,183	0	0.00%	$3,921,412.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	634,194	-300	-0.05%	$3,716,377.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Dec, 2025	589,781	272,487	85.88%	$3,456,117.00
Soviero Asset Management, LP	31 Dec, 2025	570,000	60,000	11.76%	$3,340,200.00
DEUTSCHE BANK AG\	31 Dec, 2025	530,394	0	0.00%	$3,108,109.00
JANE STREET GROUP, LLC	31 Dec, 2025	492,851	216,297	78.21%	$2,888,108.00
NANO CAP NEW MILLENNIUM GROWTH FUND L P	31 Dec, 2025	395,000	395,000	0.00%	$2,314,700.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	373,555	11,978	3.31%	$2,189,819.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	311,361	184,985	146.38%	$1,824,575.00
BlackRock, Inc.	31 Dec, 2025	296,215	2,792	0.95%	$1,735,820.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	272,512	149,194	120.98%	$1,596,920.00
Lynrock Lake LP	31 Dec, 2025	266,666	0	0.00%	$1,562,663.00
STATE STREET CORP	31 Dec, 2025	240,985	108,882	82.42%	$1,412,172.00
683 Capital Management, LLC	31 Dec, 2025	206,398	206,398	0.00%	$1,209,492.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	204,188	32,984	19.27%	$1,196,542.00
Truffle Hound Capital, LLC	31 Dec, 2025	200,000	0	0.00%	$1,172,000.00

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