NYSE : NCLH

Norwegian Cruise Line Holdings Ltd. — Financials

$19.45 USD

-$0.04 (-0.21%)

Volume
8.79M
Average Volume
20.57M
Market Capitalization
$8.93B
P/E Ratio
15.47
Dividend Yield
0.00%
Price Target
$21.00
Year High
$27.18
Year Low
$14.53
Day High
Day Low
Payout Ratio
$0.00
Current Ratio
$0.21
NCLH Financial Statements
date 2025-12-31 2024-12-31 2023-12-31 2022-12-31 2021-12-31 2020-12-31 2019-12-31 2018-12-31 2017-12-31 2016-12-31
revenue 9.83B 9.48B 8.55B 4.84B 647.99M 1.28B 6.46B 6.06B 5.4B 4.87B
costOfRevenue 6.69B 5.69B 5.47B 4.27B 1.61B 1.69B 3.66B 3.38B 3.06B 2.85B
grossProfit 3.14B 3.79B 3.08B 576.67M -960.05M -413.15M 2.8B 2.68B 2.33B 2.02B
researchAndDevelopmentExpenses - - - - - - - - - -
generalAndAdministrativeExpenses - - - - - - - - - -
sellingAndMarketingExpenses - - - - - - 974.85M 897.93M 773.76M 666.16M
sellingGeneralAndAdministrativeExpenses 1.55B 1.43B 1.34B 1.38B 891.45M 745.34M 974.85M 897.93M 773.76M 666.16M
otherExpenses - 890.24M 808.57M 749.33M 700.84M 2.33B 646.19M 561.06M 509.96M 432.5M
operatingExpenses 1.55B 2.33B 2.15B 2.13B 1.59B 3.07B 1.62B 1.46B 1.28B 1.1B
costAndExpenses 8.23B 8.01B 7.62B 6.4B 3.2B 4.76B 5.28B 4.84B 4.35B 3.95B
netInterestIncome -2.23B -747.22M -727.53M -801.51M -2.07B -482.31M -257.34M -270.4M -267.8M -276.86M
interestIncome - - - - - - - - - -
interestExpense 2.23B 747.22M 727.53M 801.51M 2.07B 482.31M 257.34M 270.4M 267.8M 276.86M
depreciationAndAmortization 1.15B 973.51M 883.24M 810.05M 758.6M 739.62M 644.04M 563.51M 525.56M 449.22M
ebitda 3.8B 2.49B 1.77B -665.14M -1.67B -2.78B 1.81B 1.8B 1.57B 1.37B
ebit 2.66B 1.52B 890.71M -1.48B -2.43B -3.52B 1.17B 1.24B 1.04B 921.11M
nonOperatingIncomeExcludingInterest -1.07B -54.22M 40.2M -76.57M -123.95M 33.6M 9.38M -19.8M 7.4M 4.36M
operatingIncome 1.59B 1.47B 930.91M -1.55B -2.55B -3.48B 1.18B 1.22B 1.05B 925.46M
totalOtherIncomeExpensesNet -1.16B -693M -767.74M -724.95M -1.95B -515.91M -266.71M -249.75M -278.2M -285.16M
incomeBeforeTax 428.72M 772.91M 163.18M -2.28B -4.5B -4B 911.36M 969.31M 770.61M 640.3M
incomeTaxExpense 5.48M -137.35M -3M -6.79M 5.27M 12.47M -18.86M 14.47M 10.74M 7.22M
netIncomeFromContinuingOperations 423.25M 910.26M 166.18M -2.27B -4.51B -4.01B 930.23M 954.84M 759.87M 633.08M
netIncomeFromDiscontinuedOperations - - - - - - - - - -
otherAdjustmentsToNetIncome - - - - - - - - - -
netIncome 423.25M 910.26M 166.18M -2.27B -4.51B -4.01B 930.23M 954.84M 759.87M 633.08M
netIncomeDeductions -13.92M - - - - - - - - -
bottomLineNetIncome 437.17M 910.26M 166.18M -2.27B -4.51B -4.01B 930.23M 954.84M 759.87M 633.08M
eps 0.94 2.09 0.39 -5.41 -12.33 -15.75 4.33 4.28 3.33 2.79
date 2025-12-31 2024-12-31 2023-12-31 2022-12-31 2021-12-31 2020-12-31 2019-12-31 2018-12-31 2017-12-31 2016-12-31
cashAndCashEquivalents 209.89M 190.76M 402.42M 946.99M 1.51B 3.3B 252.88M 163.85M 176.19M 128.35M
shortTermInvestments - - - - 240M - - - - -
cashAndShortTermInvestments 209.89M 190.76M 402.42M 946.99M 1.75B 3.3B 252.88M 163.85M 176.19M 128.35M
netReceivables 291.66M 221.41M 280.27M 326.27M 1.17B 20.58M 75.11M 55.25M 43.96M 63.22M
accountsReceivables 291.66M 221.41M 280.27M 326.27M 1.17B 20.58M 75.11M 55.25M 43.96M 63.22M
otherReceivables - - - - - - - - - -
inventory 138.18M 149.72M 157.65M 148.72M 118.2M 82.38M 95.43M 90.2M 82.12M 66.26M
prepaids - - - - 108.96M 154.1M 306.73M 241.01M 216.06M 153.28M
otherCurrentAssets 498.81M 448.21M 472.82M 450.89M 160.28M - - - - -
totalCurrentAssets 1.14B 1.01B 1.31B 1.87B 3.3B 3.56B 730.14M 550.31M 518.34M 411.09M
propertyPlantEquipmentNet 19.07B 16.81B 16.43B 14.52B 13.53B 13.41B 13.37B 12.12B 11.04B 10.12B
goodwill 135.76M 135.76M 98.13M 98.13M 98.13M 98.13M 1.39B 1.39B 1.39B 1.39B
intangibleAssets 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M 827.78M 846.26M 872.43M 908.08M
goodwillAndIntangibleAssets 636.29M 636.29M 598.66M 598.66M 598.66M 598.66M 2.22B 2.24B 2.26B 2.3B
longTermInvestments - 650K - - - - - - - -
taxAssets - - - - - - - - - -
otherNonCurrentAssets 1.7B 1.51B 1.15B 1.57B 1.3B 831.89M 365.81M 301.21M 274.69M 148.11M
totalNonCurrentAssets 21.4B 18.96B 18.18B 16.68B 15.43B 14.84B 15.95B 14.66B 13.58B 12.56B
otherAssets - - - - - - - - - -
totalAssets 22.54B 19.97B 19.49B 18.56B 18.73B 18.4B 16.68B 15.21B 14.09B 12.97B
totalPayables 169.66M 171.11M 174.34M 228.74M 233.17M 83.14M 100.78M 159.56M 53.43M 38M
accountPayables 169.66M 171.11M 174.34M 228.74M 233.17M 83.14M 100.78M 159.56M 53.43M 38M
otherPayables - - - - - - - - - -
accruedExpenses 1.21B 1.18B 1.06B 1.32B 1.06B 596.06M 782.28M 716.5M 513.72M 541.75M
shortTermDebt 875.9M 1.32B 1.74B 991.13M 876.89M 124.88M 746.36M 681.22M 619.37M 560.19M
capitalLeaseObligationsCurrent - 27.31M - - - - - - - -
taxPayables - - - - - - - - - -
deferredRevenue 3.2B 3.11B 3.06B 2.52B 1.56B 1.11B 1.95B 1.59B 1.3B 1.17B
otherCurrentLiabilities - -27.31M - - - - - - - -
totalCurrentLiabilities 5.45B 5.78B 6.04B 5.05B 3.73B 1.91B 3.58B 3.15B 2.49B 2.31B
longTermDebt 13.73B 11.78B 12.31B 12.63B 11.57B 11.68B 6.06B 5.81B 5.69B 5.84B
capitalLeaseObligationsNonCurrent - 788.67M - - - - - - - -
deferredRevenueNonCurrent - - - - - - - - - -
deferredTaxLiabilitiesNonCurrent - - - - - - - - - -
otherNonCurrentLiabilities 1.15B 198.12M 839.34M 803.85M 997.06M 450.08M 529.3M 281.6M 166.69M 284.87M
totalNonCurrentLiabilities 14.88B 12.76B 13.15B 13.43B 12.57B 12.13B 6.58B 6.09B 5.86B 6.12B
otherLiabilities - - - - - - - - - -
capitalLeaseObligations - 815.98M - - - - - - - -
totalLiabilities 20.33B 18.54B 19.19B 18.49B 16.3B 14.05B 10.17B 9.24B 8.35B 8.44B
treasuryStock - - - - - - -1.25B -904.07M -239.26M -239.26M
preferredStock - - - - - - - - - -
commonStock 455K 440K 425K 421K 417K 316K 237K 235K 233K 232K
retainedEarnings -5.57B -5.99B -6.9B -7.07B -4.8B -295.45M 3.83B 2.9B 1.96B 1.2B
additionalPaidInCapital 8.23B 7.92B 7.71B 7.61B 7.51B 4.89B 4.24B 4.13B 4B 3.89B
date 2025-12-31 2024-12-31 2023-12-31 2022-12-31 2021-12-31 2020-12-31 2019-12-31 2018-12-31 2017-12-31 2016-12-31
netIncome 423.25M 910.26M 166.18M -2.27B -4.51B -4.01B 930.23M 954.84M 759.87M 633.08M
depreciationAndAmortization 1.16B 973.51M 883.24M 810.05M 758.6M 739.62M 647.1M 566.97M 521.48M 445.64M
deferredIncomeTax - - - -1.24M 78000 12.76M -26.13M 1.51M 9.15M -2.45M
stockBasedCompensation 88.39M 91.78M 118.94M 113.56M 124.08M 111.3M 95.06M 115.98M 87.04M 66.41M
changeInWorkingCapital 4.5M 225.44M 809.37M 1.36B -204.09M -1.08B 165.16M 429.49M 199.16M 74.1M
accountsReceivables -73.76M 49.3M 39.65M 828.66M -1.16B 30.8M -14.1M -15.89M 15.05M -20.98M
inventory 11.02M 6.95M -11.04M -33.61M -37.48M 10.56M -6.16M -9.05M -17.13M -9.18M
accountsPayables -1.52M -20.21M -50.98M -16.2M 152.03M -21.42M -58.64M 106.39M 14.05M -5.76M
otherWorkingCapital 68.76M 189.39M 831.74M 580.76M 841.36M -1.1B 244.05M 348.04M 187.19M 110.03M
otherNonCashItems 411.5M -151.17M 27.99M 197.93M 1.36B 1.67B 11.2M 6.38M 9.03M 22.88M
netCashProvidedByOperatingActivities 2.09B 2.05B 2.01B 210.02M -2.47B -2.56B 1.82B 2.08B 1.59B 1.24B
investmentsInPropertyPlantAndEquipment -3.26B -1.21B -2.75B -1.78B -752.84M -946.54M -1.64B -1.57B -1.37B -1.09B
acquisitionsNet - -27.32M - - - - - - 499K -
purchasesOfInvestments - - - -224.14M -1.03B -31.52M -47.08M -1.72M -35.69M -36.82M
salesMaturitiesOfInvestments - - - 240M 770M - 289K 64.8M 2.35M -
otherInvestingActivities -5.08M 8.89M -146.78M 12.09M 12.3M 2.7M 3.77M 1.01M 165K -36.82M
netCashProvidedByInvestingActivities -3.26B -1.23B -2.9B -1.76B -1B -975.36M -1.68B -1.5B -1.4B -1.13B
netDebtIssuance 1.31B -870.45M 564.71M 1.23B 488.25M 5.18B 315.56M 188.62M -100.5M 9.9M
longTermNetDebtIssuance 1.31B -870.45M 564.71M 1.23B 488.25M 5.18B 315.56M 188.62M -100.5M 9.9M
shortTermNetDebtIssuance - - - - - - - - - -
netStockIssuance 121.13M -25.33M -21.55M -15.72M 2.65B 1.53B -338.86M -649.85M 30.03M -40.83M
netCommonStockIssuance 121.13M -25.33M -21.55M -15.72M 2.65B 1.53B -338.86M -649.85M 30.03M -40.83M
commonStockIssuance 144.96M - 5.31M 5.27M 2.67B 1.55B 31.94M 28.82M 30.03M 9.17M
commonStockRepurchased -23.83M -25.33M -26.86M -20.99M -16.69M -15.41M -370.8M -678.67M - -50M
netPreferredStockIssuance - - - - - - - - - -
netDividendsPaid - - - - - - - - - -
commonDividendsPaid - - - - - - - - - -
preferredDividendsPaid - - - - - - - - - -
otherFinancingActivities -238.13M -136.31M -196.3M -230.89M -1.46B -135.26M -30.09M -123.58M -62.54M -67.41M
netCashProvidedByFinancingActivities 1.19B -1.03B 346.86M 986.22M 1.68B 6.58B -53.39M -584.8M -133M -98.34M
date 2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31
revenue 2.33B 2.24B 2.94B 2.52B 2.13B 2.11B 2.81B 2.37B 2.19B 1.99B
costOfRevenue 1.38B 1.32B 1.55B 1.46B 1.3B 1.31B 1.54B 1.45B 1.39B 1.32B
grossProfit 953.34M 920.88M 1.38B 1.06B 823.62M 801.79M 1.27B 917.74M 803.79M 664.64M
researchAndDevelopmentExpenses - - - - - - - - - -
generalAndAdministrativeExpenses 459.68M - - - - - - - - -
sellingAndMarketingExpenses - - - - - - - - - -
sellingGeneralAndAdministrativeExpenses 459.68M 381.37M 383M 393.05M 391.38M 360.57M 358M 353.77M 362.47M 328.26M
otherExpenses 260.72M 352.87M 250.83M 243.76M 231.3M 226.48M 218.43M 222.4M 222.93M 212.06M
operatingExpenses 720.4M 734.24M 633.83M 636.81M 622.67M 587.05M 576.43M 576.18M 585.4M 540.31M
costAndExpenses 2.1B 2.06B 2.19B 2.09B 1.93B 1.89B 2.12B 2.03B 1.97B 1.86B
netInterestIncome -165.99M -170.04M -328.82M -168.35M -217.87M -175.36M -175.22M -178.47M -218.18M -197.38M
interestIncome - - - - - - - - - -
interestExpense 165.99M 170.04M 328.82M 168.35M 217.87M 175.36M 175.22M 178.47M 218.18M 197.38M
depreciationAndAmortization 260.72M 295.15M 250.83M 243.76M 250.54M 246.64M 238.85M 242.94M 245.09M 233.28M
ebitda 452.96M 471.08M 1.01B 442.74M 426.97M 529.71M 895.91M 586.39M 481.62M 322.34M
ebit 192.24M 175.93M 762.45M 198.98M 176.44M 283.08M 657.06M 343.46M 236.53M 89.06M
nonOperatingIncomeExcludingInterest 40.7M 10.71M -13M 224.86M 24.5M -68.34M 34.15M -1.9M -18.14M 35.27M
operatingIncome 232.94M 186.64M 749.45M 423.84M 200.94M 214.74M 691.21M 341.56M 218.39M 124.33M
totalOtherIncomeExpensesNet -125.28M -180.75M -315.81M -393.21M -242.38M -107.02M -209.36M -176.58M -200.04M -232.65M
incomeBeforeTax 107.66M 5.89M 433.64M 30.63M -41.44M 107.72M 481.85M 164.98M 18.35M -108.32M
incomeTaxExpense 2.99M -8.36M 14.34M 637K -1.14M -146.82M 6.92M 1.55M 1M -1.83M
netIncomeFromContinuingOperations 104.67M 14.25M 419.3M 29.99M -40.3M 254.54M 474.93M 163.44M 17.35M -106.48M
netIncomeFromDiscontinuedOperations - - - - - - - - - -
otherAdjustmentsToNetIncome - - - - - - - - - -
netIncome 104.67M 14.25M 419.3M 29.99M -40.3M 254.54M 474.93M 163.44M 17.35M -106.48M
netIncomeDeductions - - - - - - -14.96M - - -
bottomLineNetIncome 104.67M 14.25M 419.3M 29.99M -40.3M 254.54M 489.9M 163.44M 17.35M -106.48M
eps 0.23 0.03 0.93 0.07 -0.09 0.58 1.08 0.38 0.04 -0.25
date 2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31
cashAndCashEquivalents 185.05M 209.89M 166.8M 184.02M 184.36M 190.76M 332.52M 594.1M 559.81M 402.42M
shortTermInvestments - - - - - - - - - -
cashAndShortTermInvestments 185.05M 209.89M 166.8M 184.02M 184.36M 190.76M 332.52M 594.1M 559.81M 402.42M
netReceivables 277.1M 291.66M 252.63M 265.78M 270.52M 221.41M 200.84M 209.34M 282.31M 280.27M
accountsReceivables 277.1M 291.66M 252.63M 265.78M 270.52M 221.41M 200.84M 209.34M 282.31M 280.27M
otherReceivables - - - - - - - - - -
inventory 162.72M 138.18M 155.51M 160.56M 155.71M 149.72M 145.06M 149.93M 157.88M 157.65M
prepaids - - - - - - - - - -
otherCurrentAssets 682.96M 498.81M 466.41M 562.27M 534.9M 448.21M 500.82M 628.97M 590.15M 472.82M
totalCurrentAssets 1.31B 1.14B 1.04B 1.17B 1.15B 1.01B 1.18B 1.58B 1.59B 1.31B
propertyPlantEquipmentNet 20.19B 19.07B 19.93B 18.25B 18.11B 16.81B 16.74B 16.63B 16.46B 16.43B
goodwill 135.76M 135.76M 135.76M 135.76M 135.76M 135.76M 135.76M 135.76M 98.13M 98.13M
intangibleAssets 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M 500.52M
goodwillAndIntangibleAssets 636.29M 636.29M 636.29M 636.29M 636.29M 636.29M 636.29M 636.29M 598.66M 598.66M
longTermInvestments - - 986K 226K - - - - - -
taxAssets - - - - - - - - - -
otherNonCurrentAssets 1.66B 1.7B 605.31M 1.54B 1.46B 1.51B 1.23B 1.26B 1.17B 1.15B
totalNonCurrentAssets 22.49B 21.4B 21.17B 20.42B 20.21B 18.96B 18.61B 18.53B 18.24B 18.18B
otherAssets - - - - - - - - - -
totalAssets 23.79B 22.54B 22.21B 21.6B 21.35B 19.97B 19.79B 20.11B 19.83B 19.49B
totalPayables 184.67M 169.66M 193.4M 169.37M 161.78M 171.11M 172.94M 182.45M 204.97M 174.34M
accountPayables 184.67M 169.66M 193.4M 169.37M 161.78M 171.11M 172.94M 182.45M 204.97M 174.34M
otherPayables - - - - - - - - - -
accruedExpenses 1.14B 1.21B 1.1B 1.25B 1.05B 1.18B 1.07B 1.15B 1.02B 1.06B
shortTermDebt 1.18B 875.9M 876.2M 1.13B 1.12B 1.32B 1.65B 1.53B 1.74B 1.74B
capitalLeaseObligationsCurrent - - 28.21M - - - - - - -
taxPayables - - - - - - - - - -
deferredRevenue 3.72B 3.2B - 3.83B 3.76B 3.11B 3.14B 3.78B 3.63B 3.06B
otherCurrentLiabilities - - 3.15B - - - - - - -
totalCurrentLiabilities 6.22B 5.45B 5.35B 6.39B 6.09B 5.78B 6.04B 6.63B 6.6B 6.04B
longTermDebt 13.98B 13.73B 13.65B 12.63B 12.87B 11.78B 11.75B 11.91B 12.01B 12.31B
capitalLeaseObligationsNonCurrent - - 795.71M 797.83M - - - - - -
deferredRevenueNonCurrent - - - - - - - - - -
deferredTaxLiabilitiesNonCurrent - - - - - - - - - -
otherNonCurrentLiabilities 1.17B 1.15B 230.49M 207.3M 971.48M 986.79M 860.42M 873.71M 859.28M 839.34M
totalNonCurrentLiabilities 15.15B 14.88B 14.67B 13.64B 13.84B 12.76B 12.61B 12.79B 12.86B 13.15B
otherLiabilities - - - - - - - - - -
capitalLeaseObligations - - 823.92M 797.83M - - - - - -
totalLiabilities 21.36B 20.33B 20.02B 20.03B 19.94B 18.54B 18.65B 19.42B 19.46B 19.19B
treasuryStock - - - - - - - - - -
preferredStock - - - - - - - - - -
commonStock 459K 455K 455K 447K 443K 440K 440K 440K 429K 425K
retainedEarnings -5.46B -5.57B -5.58B -6B -6.03B -5.99B -6.24B -6.72B -6.88B -6.9B
additionalPaidInCapital 8.22B 8.23B 8.2B 8.01B 7.92B 7.92B 7.9B 7.88B 7.71B 7.71B
date 2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31
netIncome 104.67M 14.25M 419.3M 29.99M -40.3M 254.54M 474.93M 163.44M 17.35M -106.48M
depreciationAndAmortization 281.39M 374.35M 272.79M 264.44M 250.54M 246.64M 238.85M 242.94M 245.09M 229.35M
deferredIncomeTax - - - - - - - - - -1.83M
stockBasedCompensation 23.36M 23.8M 18.42M 25.9M 20.28M 26.21M 20.64M 22.98M 21.95M 22.69M
changeInWorkingCapital -99.51M 38.64M -621.25M 205.3M 381.81M 57.38M -578.23M 243.48M 502.82M 90.7M
accountsReceivables 13.69M -41.72M 14.71M 3.47M -50.22M -23.04M 5.67M 70.72M -4.05M -40.42M
inventory -27.65M 17.35M 5M -5.18M -6.14M -5.21M 4.83M 7.85M -517K 7.08M
accountsPayables 33.6M -51.11M 37.17M 1.72M 10.7M -11.82M -6.17M -32.2M 29.99M 10M
otherWorkingCapital -119.14M 114.12M -678.12M 205.3M 427.47M 97.44M -582.56M 197.11M 477.4M 114.04M
otherNonCashItems 501.54M 8.08M 147.31M 189.23M 66.89M -185.5M 16.32M -1.94M 19.96M 24.58M
netCashProvidedByOperatingActivities 811.45M 459.11M 236.56M 714.85M 679.22M 399.26M 172.5M 670.89M 807.17M 259M
investmentsInPropertyPlantAndEquipment -1.44B -437.65M -963.1M -333.64M -1.53B -243.44M -368.01M -340.65M -258.85M -647.66M
acquisitionsNet - - - - - - - -27.32M - -
purchasesOfInvestments - - - - - -1.79M - - - -44.33M
salesMaturitiesOfInvestments - - - - - - - - - -
otherInvestingActivities -3.16M 4.5M -386K -2.18M -7.02M 1.51M 3.21M 2.35M 3.61M 1.48M
netCashProvidedByInvestingActivities -1.44B -433.14M -963.48M -335.82M -1.53B -243.71M -364.8M -365.63M -255.24M -690.51M
netDebtIssuance 652.44M 17.44M 760.47M -375.64M 955.88M -290.74M -69.26M -183.44M -332.93M 205.2M
longTermNetDebtIssuance 652.44M 17.44M 760.47M -375.64M 955.88M -290.74M -69.26M -183.44M -332.93M 205.2M
shortTermNetDebtIssuance - - - - - - - - - -
netStockIssuance -30.06M -318K 81.26M 64M -23.8M -3.28M -19000 -7000 -22.03M -1.59M
netCommonStockIssuance -30.06M -318K 81.26M 64M -23.8M -3.28M -19000 -7000 -22.03M -1.59M
commonStockIssuance -30.06M -316K 81.28M 64M - - - - - -
commonStockRepurchased - -2000 -19000 - -23.8M -3.28M -19000 -7000 -22.03M -1.59M
netPreferredStockIssuance - - - - - - - - - -
netDividendsPaid - - - - - - - - - -
commonDividendsPaid - - - - - - - - - -
preferredDividendsPaid - - - - - - - - - -
otherFinancingActivities -18.86M - -132.02M -67.73M -85.46M -3.28M -3000 -87.53M -39.56M -51.25M
netCashProvidedByFinancingActivities 603.53M 17.13M 709.71M -379.38M 846.62M -297.3M -69.28M -270.98M -394.53M 152.37M