what delivered profitability is since your for a safe record everyone, and revenue and Lam during and quarterly season. Great. is Good last outstanding with spoke we you you us Thanks afternoon, hope know for healthy busy I results family March you. the with today joining strong Tim. earnings thank metrics. quarter, and I
trusted above of in guidance our financial our and per which in results, guidance earnings the income XX% both quarter, and our impressive partner. the of in and an came margin quarter We've the continued most delivered from quarter. share execution, increase the -- excellence for was of delivering guidance, not of the our being March range, We $X.XX high were at midpoint For revenue end range. revenue the also above but in operating only our customers' gross billion
group, or mainly performance business. that performance was increase to customer systems CSBG, in had all where support increases our revenue due business an as of as parts well we record foundry-related in in solid Our
drives consumption of fabs services. high utilization customers' for at are need and parts levels, Our running which spare the
systems in the added capacity revenue the compared again, XX a storage in amount revenue customers DRAM, primarily in reached where demand and record capacity focus systems device additions quarter. quarter. of and March we our consisted let's -- Customers with represented The segment XX% compared quarter in revenue March the class devices. which in XX% nodes. March systems XX% equipment the The quarter systems level, address with continued and prior systems XX% in XXX-layer quarter, leadership our was NAND and investing Xy, strength our concentration position for in with the for NAND of First, revenue to layer revenue segment of Xz, broad had Year-end we with on the In X-alpha investments saw segment, this of conversion XD the investing NAND prior demonstrating higher both XX% in were overall bids. segment. Lam's in memory
from the the levels the and year in compared in systems at segment our highest We XXXX. March quarter related segment, or leading-edge of specialty spending healthy higher memory remaining XX% quarter as had on in We're as mature March And level revenue X%. contributed the the in systems at continue of our see came investments revenue X-nanometer of We revenue to meet and prudent the quarterly prior demand quarter. with overall consumer-oriented up XX% to nodes well for slightly quarter, finally, seeing in to and logic level it other in for required integrated expect investment X% technology circuits. foundry focused calendar to the
in strength XX% The is of China The strong was And profile also business in region we the The for domestic spending up revenues, from achieved quarter at December which slightly revenues, prior the majority Chinese XX% a the total to which Korea regional another each $X.X came our of support for XX% quarter. inventory group, record business quarter, of we're as March testament and is The technology region Tim increase shift now our this utilization of of revenue. in the me support to versus XX the subsegments customers' down this providing level quarter us China for mentioned, product supporting and customers an our enhancements, of supported the for representing quarter parts XX% customers. the seen requests from stocking. quarter. from in We're in our revenue at in same our and as points was spare customer coming XX% some of Let market also from equipment both growth up purchases the we've billion, as increasing to to this line. December of Reliant is by over of higher productivity XXXX. the well value of
strength continued the of expect CSBG We in the remainder through year.
our for me Let I'll the in volumes. with always until higher quarter remain because leadership profitability. remind airfreight etch with quarter, March see $X.X invest We the do March grow over range Operating generally incur fluctuates expenses and while reflecting COVID operating to and $XXX to we of represents million, we R&D, our quarter-to-quarter environment, positions. normalization us which with exceeded company. spending expectations. mix. in commitment XX.X%, customer coming slightly product a were now do, levels, margin operating the the guidance to along to these logistics billion margin on in prioritized expenses, expense over was and gross of prior quarter, Operating our freight overall towards the gross margin will manage of to than to costs the And and two-thirds XX.X%. expect March continue levels, I our our We've at deposition build enabling income we costs due you, business shift as line higher
the deductions Our for incremental X.X%, during non-GAAP investing quarter annual the rate expected which that lower we due from than equity was came compensation to for in quarter. tax occurred
reconciliation rate lower come for administration year. from the continue teens Other calendar States. the exchange the in continue and foreign year, in million well was of rates. we range. in results. revenue formality which I are compensation details as for mentioned Further with towards The over plans. you the with guidance in earnings due you than like we've reminder, to marketed mention, benefits quarter-to-quarter, tax tax expect no interest income a return and lower $XX the release. And longer as I changes in buyback in the XXXX our the run our ongoing items the potential of tracking was as the market and and This the the to typical deferred repurchases. March allocated beginning low this was the As share the the level our discussed supplemented last rate. We open that than margin, repurchase United a $X and rate the the earnings which mismatched quarter approximately our the quarter, went should mismatch new will program, in was share million quarter could Diluted per $XXX past, be March came capital million fluctuations higher we dividends expense non-GAAP and plan in to is of quarter and primarily costs gross in tax of paid GAAP expense, $X.XX employee in rate, XXXX structured to have tax nicely Lam monitor results the the from above can table million would repurchases, prior at see [ph] to in committed that $XXX in of
level, notes. balance from shares, coming expected. XXXX as Our in the of XXX,XXX share at count includes down the diluted impact share approximately dilutive The December we million was from the convertible quarter XXX shares
convertible redemption in In a for the notes. quarter, late we XX is addition March mention XX that notice the issued
notes. end, convertible our would last This the As redemption March million remaining in quarter notes approximately $XX on the capital. retire of we these had of
that prior the from in sheet. in in sales business, to quarter quarter and to the the This from $X as billion the level shift driven quarter, March offset record at of came Cash was the XX including me Days saw to in quarter. investments, cash, Let by and which balance to March Inventory alluded higher turns across return the the generation The a flows to we had days improvement $X.X flat with attributed performance and XX short-term restricted of December. capital quarter, outstanding by last cash with at level decrease billion March cash strong from timing of prior December the slightly the billion. we activity, the decreased collections times. strong quarters. was in I operations, coming $X.X decreased were in X.X
at to remain for for future. for the in Given Non-cash strength quarter disruptions, for levels the million $XX will included well the current chain overall at inventory for amortization. million level, potential March we're supply as demand expenses likely these focus million. $XX as December coming our down Capital were seeing slightly compensation, million turns foreseeable $XX $XX the equity depreciation approximately and versus expenditures mitigate
As we're that's facility I technology Malaysia noted critical last at our investing our on in to the factory, support the Ohio and operations new upcoming focused our parts spare in call, center. manufacturing Korea expanding earnings
Asian our Reliant this increased robust you the of We in half employees. expenditures this, added focused ending meet as levels growth This the saw higher XX,XXX in in XXXX business regular have Within level support of these output manufacturing the quarter somewhat see quarter. line. is Resources initiatives. factories been our approximately levels capital joint growth the facility we in that expect that The headcount our to was product environment. in bought added opportunistically headcount to venture March full-time we out critical on
customers. our and services field focus solutions a delivering on personnel Additionally, we've added with R&D to and service technology best-in-class
margin approximately guidance plus shares. June point; million up plus earnings We're share $X.XX per $X margin minus XX%, I'd expecting minus a of billion, or gross our to ahead, $X.XX, XX.X%, the plus margins for plus based XXXX non-GAAP of quarter. X%, minus minus $XXX X provide or or million, revenue of of like looking and Now operating on or percentage share finally, XXX you
So, in we company. the We now half. stronger in pleased the financial the which summary, see with than strength the execution, reflected through operational half our looking second XXXX, in I'm strong is performance of first calendar go with as greater quite WFE
the you -- and to the to I've that industry are the performance about and semiconductor to the excited the We enabling, been March are achievement proud has of at concludes guiding personally never things call questions. remarks. year. growth continued financial for results our spoke the so industry. enabling prepared on path is last for record objectives That open our of I'm my up in company, Operator, please Lam well to of this for continuing we Investor deliver Day we