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Who owns Lantronix (LTRX) stock

120 funds reported Lantronix (LTRX) shares in their latest 13F filings, worth $166M in all. The largest holder is Needham Investment Management LLC ($18.5M). Last quarter 64 funds added to their stakes and 52 cut them.

Largest holders of LTRX (13F)Largest holders of LTRX (13F)Needham Investment Management LLC$18.5MBlackRock$13.1MVanguard Capital Management LLC$9.1MVanguard Group$8.9MState Street$8.1MRoyce & Associates LP$7.2MEssex Investment Management Co LLC$6.4MHeartland Advisors$5.3MGeode Capital Management, LLC$5.3MTwo Sigma Investments, LP$4.9M

Largest holders (13F)

FundSharesValueChangeQuarter
Needham Investment Management LLC3,150,000$18.5Mnew2026-06-30
BlackRock2,220,337$13.1Mincrease2026-06-30
Vanguard Capital Management LLC1,550,312$9.1Mincrease2026-06-30
Vanguard Group1,524,248$8.9Mincrease2025-12-31
State Street1,380,831$8.1Mincrease2026-06-30
Royce & Associates LP1,216,086$7.2Mincrease2026-06-30
Essex Investment Management Co LLC889,983$6.4Mincrease2026-09-30
Heartland Advisors900,000$5.3Munchanged2026-06-30
Geode Capital Management, LLC897,115$5.3Mincrease2026-06-30
Two Sigma Investments, LP838,158$4.9Mincrease2026-06-30
Dimensional Fund Advisors LP815,064$4.8Mincrease2026-06-30
Citadel Advisors LLC786,904$4.6Mincrease2026-06-30
Renaissance Technologies LLC764,888$4.5Mincrease2026-06-30
Jacobs Levy Equity Management738,721$4.3Mincrease2026-06-30
Acadian Asset Management LLC682,656$4.0Mincrease2026-06-30

Lantronix's latest quarter

Lantronix, Q4 FY26: revenue $31.2M (+8% year over year), operating margin -1.3%, net loss $269K, operating cash flow $1.9M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most LTRX stock?

By the latest 13F filings: Needham Investment Management LLC ($18.5M); BlackRock ($13.1M); Vanguard Capital Management LLC ($9.1M); Vanguard Group ($8.9M); State Street ($8.1M).

What is the short interest in LTRX?

2,443,806 shares were sold short at the 2026-10-15 settlement, -7.52% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.