Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF CASH FLOWS

v2.4.1.9
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (8,106,395)us-gaap_NetIncomeLoss $ (10,782,168)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 367,197us-gaap_DepreciationDepletionAndAmortization 424,758us-gaap_DepreciationDepletionAndAmortization
Stock-based compensation 850,350us-gaap_ShareBasedCompensation 2,323,233us-gaap_ShareBasedCompensation
Non-cash interest expense related to convertible debt 426,458us-gaap_OtherNoncashExpense 0us-gaap_OtherNoncashExpense
Loss on disposal of fixed assets 2,269us-gaap_GainLossOnSaleOfPropertyPlantEquipment 7,523us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Gain on revaluation of derivative warrants (2,230,864)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet (2,373,941)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
Loss on issuance of derivative warrants 0us-gaap_DerivativeGainLossOnDerivativeNet 744,957us-gaap_DerivativeGainLossOnDerivativeNet
Changes in:    
Prepaid expenses and other current assets 74,076us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets 48,056us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable and accrued liabilities (228,110)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities 445,108us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Deferred rent 4,540us-gaap_IncreaseDecreaseInDeferredLiabilities 7,830us-gaap_IncreaseDecreaseInDeferredLiabilities
Cash used in operating activities (8,840,479)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations (9,154,644)us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of fixed assets (29,569)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (147,812)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Change in restricted cash 0us-gaap_IncreaseDecreaseInRestrictedCash 2,000,000us-gaap_IncreaseDecreaseInRestrictedCash
Cash provided by (used in) investing activities (29,569)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations 1,852,188us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from issuance of convertible notes 4,000,000us-gaap_ProceedsFromConvertibleDebt 0us-gaap_ProceedsFromConvertibleDebt
Proceeds from issuance of notes payable 617,500us-gaap_ProceedsFromNotesPayable 0us-gaap_ProceedsFromNotesPayable
Payment of notes payable (617,500)us-gaap_RepaymentsOfNotesPayable 0us-gaap_RepaymentsOfNotesPayable
Payments on capital lease obligations (1,694)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations (2,397)us-gaap_RepaymentsOfLongTermCapitalLeaseObligations
Reverse stock split fractional shares (1,158)clrb_ReverseStockSplitFractionalShares 0clrb_ReverseStockSplitFractionalShares
Proceeds from issuance of common stock and warrants, net of issuance costs 12,395,965us-gaap_ProceedsFromIssuanceOfCommonStock 4,975,153us-gaap_ProceedsFromIssuanceOfCommonStock
Cash paid for issuance costs (518,822)us-gaap_PaymentsOfStockIssuanceCosts 0us-gaap_PaymentsOfStockIssuanceCosts
Change in deferred financing costs 0us-gaap_ProceedsFromPaymentsForOtherFinancingActivities 70,539us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Cash provided by financing activities 15,874,291us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations 5,043,295us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS 7,004,243us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (2,259,161)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 2,418,384us-gaap_CashAndCashEquivalentsAtCarryingValue 4,677,545us-gaap_CashAndCashEquivalentsAtCarryingValue
CASH AND CASH EQUIVALENTS AT END OF PERIOD 9,422,627us-gaap_CashAndCashEquivalentsAtCarryingValue 2,418,384us-gaap_CashAndCashEquivalentsAtCarryingValue
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
Exchange of debentures and accrued interest for common stock 4,172,435us-gaap_DebtConversionConvertedInstrumentAmount1 0us-gaap_DebtConversionConvertedInstrumentAmount1
Fair value of warrants classified as a derivative liability 0clrb_FairValueOfWarrantsClassifiedAsDerivativeLiability 5,720,000clrb_FairValueOfWarrantsClassifiedAsDerivativeLiability
Relative fair value of warrants issued with debentures 254,024clrb_DebtConversionConvertedInstrumentValueWarrantsIssued 0clrb_DebtConversionConvertedInstrumentValueWarrantsIssued
Asset acquired by the issuance of a capital lease 13,306us-gaap_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1 0us-gaap_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1
Cash paid for interest expense $ 3,156us-gaap_InterestPaid $ 0us-gaap_InterestPaid