Silicon Motion Announces Results for the Quarterly Period Ended June 30, 2026

Busi ess Highlights

• Seco d qua te of 2026 sales i c eased 32% Q/Q a d i c eased 127% Y/Y  
  • SSD co t olle sales: 2Q of 2026 i c eased 5% to 10% Q/Q a d i c eased 50% to 55% Y/Y
  • eMMC+UFS co t olle sales: 2Q of 2026 i c eased 15% to 20% Q/Q a d i c eased 95% to 100% Y/Y
  • Fe i & Boot D ive solutio s sales: 2Q of 2026 i c eased 110% to 115% Q/Q a d i c eased 1,690% to 1,695% Y/Y

Fi a cial Highlights

^{* Please see eco ciliatio s of U.S. Ge e ally Accepted Accou ti g P i ciples (“GAAP”) to all o -GAAP fi a cial measu es me tio ed he ei towa ds the e d of this ews elease.}

TAIPEI, Taiwa a d MILPITAS, Calif., July 30, 2026 (GLOBE NEWSWIRE) — Silico Motio Tech ology Co po atio (NasdaqGS: SIMO) (“Silico Motio ,” the “Compa y,” “we” o simila te ms) today a ou ced its fi a cial esults fo the qua te e ded Ju e 30, 2026. Fo the seco d qua te of 2026, et sales (GAAP) i c eased seque tially to $451.0 millio f om $342.1 millio i the fi st qua te of 2026. Net i come (GAAP) also i c eased seque tially to $136.1 millio , o $3.99 pe diluted Ame ica deposita y sha e (“ADS”) (GAAP), f om et i come (GAAP) of $66.8 millio , o $1.97 pe diluted ADS (GAAP), i the fi st qua te of 2026

Fo the seco d qua te of 2026, et i come ( o -GAAP) i c eased seque tially to $83.1 millio , o $2.43 pe diluted ADS ( o -GAAP), f om et i come ( o -GAAP) of $53.8 millio , o $1.58 pe diluted ADS ( o -GAAP), i the fi st qua te of 2026.

All fi a cial umbe s a e i  U.S. dolla s u less othe wise oted.

Seco d Qua te of 2026 Review

“Ou shift f om a co sume -focused NAND flash co t olle make to a dive sified leade i co t olle s a d sto age solutio s — f om AI i f ast uctu e to the edge — is accele ati g apidly,” stated Wallace Kou, P eside t & CEO of Silico Motio . “The seco d qua te delive ed exceptio al g owth i eve ue, g oss ma gi , a d ope ati g ma gi — powe ed by ou Embedded eMMC & UFS busi ess, ou E te p ise a d Edge SSD co t olle busi ess, a d ou apidly g owi g sto age solutio s busi ess focusi g o Fe i fo Automotive & E te p ise Boot D ives. The fi st two qua te s delive ed a eco d-b eaki g sta t to the yea , a d we expect that mome tum to co ti ue i to the seco d half. With ou o goi g p oduct a d ma ket expa sio , we a e buildi g a esilie t platfo m fo sustai able, high-quality eve ue a d p ofitability g owth fo yea s to come.”

Key Fi a cial Results

Othe Fi a cial I fo matio

Du i g the seco d qua te of 2026, we had $7.7 millio of capital expe ditu es, i cludi g $5.8 millio fo the outi e pu chases of testi g equipme t, softwa e, desig tools a d othe items, a d $1.9 millio fo buildi g co st uctio a d imp oveme ts.

Retu i g Value to Sha eholde s

O Octobe 27, 2025, ou Boa d of Di ecto s decla ed a $2.00 pe ADS a ual cash divide d to be paid i qua te ly i stallme ts of $0.50 pe ADS. O May 21, 2026, we paid $16.9 millio to Silico Motio sha eholde s as the thi d i stallme t of the a ual cash divide d. The fou th i stallme t of ou a ual divide d is scheduled to be paid o August 20, 2026 to all Silico Motio sha eholde s of eco d as of the close of busi ess o August 6, 2026.  Busi ess Outlook

“SIMO is d awi g o its leadi g NAND co t olle tech ology a d u matched i dust y elatio ships to b oade its p oduct po tfolio a d add essable ma kets f om AI i f ast uctu e to the edge. We’ve built this fou datio ove the past seve al yea s th ough i vestme ts i leadi g embedded eMMC a d UFS p oducts, ou high-pe fo ma ce 6 m PCIe5 edge SSD co t olle po tfolio, ou ew Mo Tita e te p ise/AI SSD PCIe5 a d i -developme t PCIe6 co t olle s, a d ou apidly expa di g li eup of Fe i a d E te p ise Boot D ive sto age solutio s. Today we a e exceptio ally well positio ed ac oss eve y AI ma ket, i cludi g AI data ce te , AI se ve , edge AI, a d physical AI.”

“Based o ou cu e t backlog a d custome fo ecasts, we expect co ti ued st o g top-li e g owth th ough the est of the yea . Although ma y of ou co sume busi esses face eal headwi ds f om cu e t NAND p ici g a d supply, we have eve bee bette positio ed as a compa y. We a e o t ack to delive the highest a ual eve ue i ou compa y’s histo y, g owi g mo e tha 100% yea -ove -yea , a d we’ e still i the ea ly stages of b i gi g ou ew e te p ise/AI i f ast uctu e p oducts i to the mix,” stated M . Kou.

Fo the thi d qua te of 2026, ma ageme t expects:

^{* P ojected g oss ma gi ( o -GAAP) excludes $0.3 millio of stock-based compe satio .** P ojected ope ati g ma gi ( o -GAAP) excludes $14.9 millio to $15.9 millio of stock-based compe satio a d dispute- elated expe ses.}

Co fe e ce Call & Webcast:The Compa y’s ma ageme t team will host a co fe e ce call at 8:00 a.m. Easte Time o July 30, 2026.

Co fe e ce Call DetailsPa ticipa ts must egiste i adva ce to joi the co fe e ce call usi g the li k p ovided below. Co fe e ce access details, i cludi g dial-i i fo matio a d a u ique access PIN, will be p ovided i the co fi matio email eceived upo egist atio .

Pa ticipa t O li e Regist atio :https:// egiste -co f.media-se ve .com/ egiste /BIe2be1a4a643c47708d5248b81964b23d

A webcast of the call will be available o the Compa y’s website at www.silico motio .com.

Discussio of No -GAAP Fi a cial Measu es

To suppleme t the Compa y’s u audited co solidated fi a cial esults calculated i acco da ce with GAAP, the Compa y discloses ce tai o -GAAP fi a cial measu es that exclude stock-based compe satio a d othe items, i cludi g g oss p ofit ( o -GAAP), g oss ma gi ( o -GAAP), ope ati g expe ses ( o -GAAP), ope ati g p ofit ( o -GAAP), ope ati g ma gi ( o -GAAP), o -ope ati g i come (expe se) ( o -GAAP), et i come ( o -GAAP), a d ea i gs pe diluted ADS ( o -GAAP). These o -GAAP measu es a e ot i acco da ce with o a alte ative to GAAP a d may be diffe e t f om simila ly titled o -GAAP measu es used by othe compa ies. We believe that these o -GAAP measu es have limitatio s i that they do ot eflect all the amou ts associated with the Compa y’s esults of ope atio s as dete mi ed i acco da ce with GAAP a d that these measu es should o ly be used to evaluate the Compa y’s esults of ope atio s i co ju ctio with the co espo di g GAAP measu es. The p ese tatio of this additio al i fo matio is ot mea t to be co side ed i isolatio o as a substitute fo the most di ectly compa able GAAP measu e. We compe sate fo the limitatio s of ou o -GAAP fi a cial measu es by elyi g upo GAAP esults to gai a complete pictu e of ou pe fo ma ce.

Ou o -GAAP fi a cial measu es a e p ovided to e ha ce the use ’s ove all u de sta di g of ou cu e t fi a cial pe fo ma ce a d ou p ospects fo the futu e. Specifically, we believe the o -GAAP esults p ovide useful i fo matio to both ma ageme t a d i vesto s as these o -GAAP esults exclude ce tai expe ses, gai s a d losses that we believe a e ot i dicative of ou co e ope ati g esults a d because they a e co siste t with the fi a cial models a d estimates published by ma y a alysts who follow the Compa y. We use o -GAAP measu es to evaluate the ope ati g pe fo ma ce of ou busi ess, fo compa iso with ou fo ecasts, a d fo be chma ki g ou pe fo ma ce exte ally agai st ou competito s. Also, whe evaluati g pote tial acquisitio s, we exclude the items desc ibed below f om ou co side atio of the ta get’s pe fo ma ce a d valuatio . Si ce we fi d these measu es to be useful, we believe that ou i vesto s be efit f om seei g the esults f om ma ageme t’s pe spective i additio to seei g ou GAAP esults. We believe that these o -GAAP measu es, whe ead i co ju ctio with the Compa y’s GAAP fi a cials, p ovide useful i fo matio to i vesto s by offe i g:

• the ability to make mo e mea i gful pe iod-to-pe iod compa iso s of the Compa y’s o -goi g ope ati g esults;
• the ability to bette ide tify t e ds i the Compa y’s u de lyi g busi ess a d pe fo m elated t e d a alysis;
• a bette u de sta di g of how ma ageme t pla s a d measu es the Compa y’s u de lyi g busi ess; a d
• a easie way to compa e the Compa y’s ope ati g esults agai st a alyst fi a cial models a d ope ati g esults of ou competito s that suppleme t thei GAAP esults with o -GAAP fi a cial measu es.

The followi g a e expla atio s of each of the adjustme ts that we i co po ate i to ou o -GAAP measu es, as well as the easo s fo excludi g each of these i dividual items i ou eco ciliatio of these o -GAAP fi a cial measu es:

Stock-based compe satio expe se co sists of o -cash cha ges elated to the fai value of est icted stock u its awa ded to employees. The Compa y believes that the exclusio of these o -cash cha ges p ovides fo mo e accu ate compa iso s of ou ope ati g esults to ou pee compa ies due to the va yi g available valuatio methodologies, subjective assumptio s a d the va iety of awa d types. I additio , the Compa y believes it is useful to i vesto s to u de sta d the specific impact of sha e-based compe satio o its ope ati g esults.

Dispute elated expe ses co sist of legal, co sulta t, othe fees a d esolutio elated to the dispute.

Fo eig excha ge loss (gai ) co sists of emeasu eme t gai s a d/o losses of o -US$ de omi ated cu e t assets a d cu e t liabilities, as well as ce tai othe bala ce sheet items, which esult f om the app eciatio o dep eciatio of o -US$ cu e cies agai st the US$. We do ot use fi a cial i st ume ts to ma age the impact o ou ope atio s f om cha ges i fo eig excha ge ates, a d because ou ope atio s a e subject to fluctuatio s i fo eig excha ge ates, we the efo e exclude fo eig excha ge gai s a d losses whe p ese ti g o -GAAP fi a cial measu es.

Realized/U ealized loss (gai ) o i vestme ts elates to the disposal a d et cha ge i fai value of lo g-te m i vestme ts.

About Silico Motio :

We a e the global leade i supplyi g NAND flash co t olle s fo solid state sto age devices.  We supply mo e SSD co t olle s tha a y othe compa y i the wo ld fo se ve s, PCs a d othe clie t devices a d a e the leadi g me cha t supplie of eMMC a d UFS embedded sto age co t olle s used i sma tpho es, IoT devices a d othe applicatio s.  We also supply customized high-pe fo ma ce hype scale data ce te s a d specialized i dust ial a d automotive SSD solutio s.  Ou custome s i clude most of the NAND flash ve do s, sto age device module make s a d leadi g OEMs.  Fo fu the i fo matio o Silico Motio , visit us at www.silico motio .com.

Fo wa d-Looki g Stateme ts:This ews elease co tai s “fo wa d-looki g stateme ts” withi the mea i g of Sectio  27A of the Secu ities Act of 1933, as ame ded, a d Sectio  21E of the Secu ities Excha ge Act of 1934, as ame ded. I some cases, you ca ide tify fo wa d-looki g stateme ts by te mi ology such as “may,” “will,” “should,” “expect,” “i te d,” “pla ,” “a ticipate,” “believe,” “estimate,” “p edict,” “pote tial,” “co ti ue,” o the egative of these te ms o othe compa able te mi ology. Although such stateme ts a e based o ou ow i fo matio a d i fo matio f om othe sou ces we believe to be eliable, you should ot place u due elia ce o them. These stateme ts i volve isks a d u ce tai ties, a d actual ma ket t e ds o ou actual esults of ope atio s, fi a cial co ditio o busi ess p ospects may diffe mate ially f om those exp essed o implied i these fo wa d-looki g stateme ts fo a va iety of easo s. Pote tial isks a d u ce tai ties i clude, but a e ot limited to, the u p edictable volume a d timi g of custome o de s, which a e ot fixed by co t act but va y o a pu chase o de basis; the loss of o e o mo e key custome s o the sig ifica t eductio , postpo eme t, escheduli g o ca cellatio of o de s f om o e o mo e custome s; ge e al eco omic co ditio s o co ditio s i the semico ducto o co sume elect o ics ma kets; the impact of i flatio o ou busi ess a d custome s’ busi esses a d a y effect this has o eco omic activity i the ma kets i which we ope ate; the fu ctio alities a d pe fo ma ce of ou i fo matio tech ology (“IT”) systems, which a e subject to cybe secu ity th eats a d which suppo t ou c itical ope atio al activities, a d a y b eaches of ou IT systems o those of ou custome s, supplie s, pa t e s a d p ovide s of thi d-pa ty lice sed tech ology; the effects o ou busi ess a d ou custome s’ busi ess taki g i to accou t the o goi g U.S.-Chi a ta iffs a d t ade disputes; othe facto s beyo d ou co t ol such as atu al disaste s, te o ism, civil u est, wa , i cludi g co flicts i the Middle East, th eats to the St ait of Ho muz a d global e e gy supply outes, a d the o goi g Russia-Uk ai e Wa , a d pa demics, epidemics a d othe health eme ge cies; the co ti ui g te sio s betwee Taiwa a d Chi a, i cludi g e ha ced milita y activities; dec eases i the ove all ave age selli g p ices of ou p oducts; cha ges i the elative sales mix of ou p oducts; supply chai dis uptio s that have affected us a d ou i dust y as well as othe i dust ies o a global basis; the payme t, o   o -payme t, of cash divide ds i the futu e at the disc etio of ou Boa d of Di ecto s a d a y a ou ced pla ed i c eases i such divide ds; cha ges i ou cost of fi ished goods; the availability, p ici g, a d timeli ess of delive y of othe compo e ts a d aw mate ials used i the p oducts we sell give the cu e t aw mate ial supply sho tages bei g expe ie ced i ou i dust y; ou custome s’ sales outlook, pu chasi g patte s, a d i ve to y adjustme ts based o co sume dema ds a d ge e al eco omic co ditio s; a y pote tial impai me t cha ges that may be i cu ed elated to busi esses p eviously acqui ed o divested i the futu e; the isk that the a ticipated be efits f om ou PCIe 5 co t olle p oducts, i cludi g highe ave age selli g p ices, may ot be mai tai ed o may be less tha expected; the isk that ou a ticipated ma ket sha e gai s ac oss ou p oduct li es a d pe et atio of e te p ise e d ma kets may ot mate ialize as expected o o the a ticipated timeli e; ou ability to successfully develop, i t oduce, a d sell ew o e ha ced p oducts i a timely ma e ; a d the timi g of ew p oduct a ou ceme ts o i t oductio s by us o by ou competito s. Fo additio al discussio of these isks a d u ce tai ties a d othe facto s, please see the docume ts we file f om time to time with the U.S. Secu ities a d Excha ge Commissio , i cludi g ou A ual Repo t o Fo m 20-F filed with the U.S. Secu ities a d Excha ge Commissio o  Ap il 30, 2026. Othe tha as equi ed u de the secu ities laws, we do ot i te d, a d do ot u de take a y obligatio to, update o evise a y fo wa d-looki g stateme ts, which apply o ly as of the date of this ews elease.

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