10-K Filing
Filing Information
| Form Type | 10-K |
| Accession Number | 0001564590-21-012490 |
| Period End Date | 20201231 |
| Filing Date | 20210311 |
| Fiscal Year | 2020 |
| Fiscal Period | FY |
| XBRL Instance | fixx-10k_20201231_htm.xml |
Filing Contents
This filing contains the following financial statements:
Balance Sheet
63 line items
| Line Item | Tag | Value | Unit | Period |
|---|---|---|---|---|
| Preferred stock, par value |
PreferredStockParOrStatedValuePerShare
|
$0.00 | USD | Point-in-time |
| Preferred stock, par value |
PreferredStockParOrStatedValuePerShare
|
$0.00 | USD | Point-in-time |
| Preferred stock, shares authorized |
PreferredStockSharesAuthorized
|
10.00M | shares | Point-in-time |
| Preferred stock, shares authorized |
PreferredStockSharesAuthorized
|
10.00M | shares | Point-in-time |
| Preferred stock, shares issued |
PreferredStockSharesIssued
|
0.00 | shares | Point-in-time |
| Cash and cash equivalents |
CashAndCashEquivalentsAtCarryingValue
|
$53.77M | USD | Point-in-time |
| Cash and cash equivalents |
CashAndCashEquivalentsAtCarryingValue
|
$217.43M | USD | Point-in-time |
| Preferred stock, shares issued |
PreferredStockSharesIssued
|
0.00 | shares | Point-in-time |
| Short-term investments |
AvailableForSaleSecuritiesDebtSecuritiesCurrent
|
- | USD | Point-in-time |
| Preferred stock, shares outstanding |
PreferredStockSharesOutstanding
|
0.00 | shares | Point-in-time |
| Short-term investments |
AvailableForSaleSecuritiesDebtSecuritiesCurrent
|
$208.61M | USD | Point-in-time |
| Preferred stock, shares outstanding |
PreferredStockSharesOutstanding
|
0.00 | shares | Point-in-time |
| Prepaid expenses and other current assets |
PrepaidExpenseAndOtherAssetsCurrent
|
$4.19M | USD | Point-in-time |
| Common stock, par value |
CommonStockParOrStatedValuePerShare
|
$0.00 | USD | Point-in-time |
| Common stock, par value |
CommonStockParOrStatedValuePerShare
|
$0.00 | USD | Point-in-time |
| Prepaid expenses and other current assets |
PrepaidExpenseAndOtherAssetsCurrent
|
$2.13M | USD | Point-in-time |
| Common stock, shares authorized |
CommonStockSharesAuthorized
|
200.00M | shares | Point-in-time |
| Total current assets |
AssetsCurrent
|
$219.56M | USD | Point-in-time |
| Total current assets |
AssetsCurrent
|
$266.58M | USD | Point-in-time |
| Common stock, shares authorized |
CommonStockSharesAuthorized
|
200.00M | shares | Point-in-time |
| Common stock, shares issued |
CommonStockSharesIssued
|
45.14M | shares | Point-in-time |
| Property and equipment, net |
PropertyPlantAndEquipmentNet
|
$37.00M | USD | Point-in-time |
| Common stock, shares issued |
CommonStockSharesIssued
|
50.27M | shares | Point-in-time |
| Property and equipment, net |
PropertyPlantAndEquipmentNet
|
$42.72M | USD | Point-in-time |
| Common stock, shares outstanding |
CommonStockSharesOutstanding
|
50.27M | shares | Point-in-time |
| Right-of-use assets |
OperatingLeaseRightOfUseAsset
|
$6.83M | USD | Point-in-time |
| Right-of-use assets |
OperatingLeaseRightOfUseAsset
|
$5.90M | USD | Point-in-time |
| Common stock, shares outstanding |
CommonStockSharesOutstanding
|
45.12M | shares | Point-in-time |
| Restricted cash |
RestrictedCash
|
$1.27M | USD | Point-in-time |
| Restricted cash |
RestrictedCash
|
$1.27M | USD | Point-in-time |
| Total assets |
Assets
|
$263.74M | USD | Point-in-time |
| Total assets |
Assets
|
$310.57M | USD | Point-in-time |
| Accounts payable |
AccountsPayableCurrent
|
$2.61M | USD | Point-in-time |
| Accounts payable |
AccountsPayableCurrent
|
$4.72M | USD | Point-in-time |
| Accrued expenses and other liabilities |
AccruedExpensesAndOtherLiabilitiesCurrent
|
$7.64M | USD | Point-in-time |
| Accrued expenses and other liabilities |
AccruedExpensesAndOtherLiabilitiesCurrent
|
$9.80M | USD | Point-in-time |
| Operating lease liabilities |
OperatingLeaseLiabilityCurrent
|
$15.44M | USD | Point-in-time |
| Operating lease liabilities |
OperatingLeaseLiabilityCurrent
|
$2.50M | USD | Point-in-time |
| Deferred rent |
DeferredRentCreditCurrent
|
$1.31M | USD | Point-in-time |
| Deferred revenue |
ContractWithCustomerLiabilityCurrent
|
$809.00K | USD | Point-in-time |
| Deferred revenue |
ContractWithCustomerLiabilityCurrent
|
$5.63M | USD | Point-in-time |
| Total current liabilities |
LiabilitiesCurrent
|
$12.37M | USD | Point-in-time |
| Total current liabilities |
LiabilitiesCurrent
|
$22.66M | USD | Point-in-time |
| Operating lease liabilities, net of current portion |
OperatingLeaseLiabilityNoncurrent
|
$12.94M | USD | Point-in-time |
| Deferred rent, net of current portion |
DeferredRentCreditNoncurrent
|
$9.54M | USD | Point-in-time |
| Deferred revenue, net of current portion |
ContractWithCustomerLiabilityNoncurrent
|
$32.14M | USD | Point-in-time |
| Deferred revenue, net of current portion |
ContractWithCustomerLiabilityNoncurrent
|
$30.14M | USD | Point-in-time |
| Total liabilities |
Liabilities
|
$52.06M | USD | Point-in-time |
| Total liabilities |
Liabilities
|
$67.74M | USD | Point-in-time |
| Preferred stock, $0.0001 par value, 10,000,000 shares authorized as of December 31, 2020 and 2019, respectively; no shares issued and outstanding at December 31, 2020 and 2019, respectively |
PreferredStockValue
|
- | USD | Point-in-time |
| Preferred stock, $0.0001 par value, 10,000,000 shares authorized as of December 31, 2020 and 2019, respectively; no shares issued and outstanding at December 31, 2020 and 2019, respectively |
PreferredStockValue
|
- | USD | Point-in-time |
| Common stock, $0.0001 par value; 200,000,000 shares authorized as of December 31, 2020 and 2019, respectively; 50,268,666 and 45,138,408 shares issued as of December 31, 2020 and 2019, respectively; and 50,265,575 and 45,116,742 shares outstanding as of December 31, 2020 and 2019, respectively |
CommonStockValue
|
$5.00K | USD | Point-in-time |
| Common stock, $0.0001 par value; 200,000,000 shares authorized as of December 31, 2020 and 2019, respectively; 50,268,666 and 45,138,408 shares issued as of December 31, 2020 and 2019, respectively; and 50,265,575 and 45,116,742 shares outstanding as of December 31, 2020 and 2019, respectively |
CommonStockValue
|
$4.00K | USD | Point-in-time |
| Additional paid-in capital |
AdditionalPaidInCapitalCommonStock
|
$524.36M | USD | Point-in-time |
| Additional paid-in capital |
AdditionalPaidInCapitalCommonStock
|
$457.99M | USD | Point-in-time |
| Accumulated other comprehensive gain |
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
$183.00K | USD | Point-in-time |
| Accumulated deficit |
RetainedEarningsAccumulatedDeficit
|
$-199.67M | USD | Point-in-time |
| Accumulated deficit |
RetainedEarningsAccumulatedDeficit
|
$-328.37M | USD | Point-in-time |
| Total stockholders equity |
StockholdersEquity
|
$196.00M | USD | Point-in-time |
| Total stockholders equity |
StockholdersEquity
|
$258.51M | USD | Point-in-time |
| Total stockholders equity |
StockholdersEquity
|
$196.35M | USD | Point-in-time |
| Total liabilities and stockholders' equity |
LiabilitiesAndStockholdersEquity
|
$263.74M | USD | Point-in-time |
| Total liabilities and stockholders' equity |
LiabilitiesAndStockholdersEquity
|
$310.57M | USD | Point-in-time |
Income Statement
20 line items
| Line Item | Tag | Value | Unit | Period |
|---|---|---|---|---|
| Collaboration revenue |
RevenueFromContractWithCustomerExcludingAssessedTax
|
$2.70M | USD | Annual |
| Collaboration revenue |
RevenueFromContractWithCustomerExcludingAssessedTax
|
$1.67M | USD | Annual |
| Research and development |
ResearchAndDevelopmentExpense
|
$100.39M | USD | Annual |
| Research and development |
ResearchAndDevelopmentExpense
|
$89.40M | USD | Annual |
| General and administrative |
GeneralAndAdministrativeExpense
|
$32.57M | USD | Annual |
| General and administrative |
GeneralAndAdministrativeExpense
|
$22.21M | USD | Annual |
| Total operating expenses |
OperatingExpenses
|
$132.97M | USD | Annual |
| Total operating expenses |
OperatingExpenses
|
$111.61M | USD | Annual |
| Loss from operations |
OperatingIncomeLoss
|
$-130.26M | USD | Annual |
| Loss from operations |
OperatingIncomeLoss
|
$-109.94M | USD | Annual |
| Interest income |
InvestmentIncomeNonoperating
|
$1.57M | USD | Annual |
| Interest income |
InvestmentIncomeNonoperating
|
$6.03M | USD | Annual |
| Total other income |
OtherNonoperatingIncomeExpense
|
$1.57M | USD | Annual |
| Total other income |
OtherNonoperatingIncomeExpense
|
$6.03M | USD | Annual |
| Net loss |
NetIncomeLoss
|
$-103.92M | USD | Annual |
| Net loss |
NetIncomeLoss
|
$-128.69M | USD | Annual |
| Net loss per share-basic and diluted |
EarningsPerShareBasicAndDiluted
|
$-2.80 | USD | Annual |
| Net loss per share-basic and diluted |
EarningsPerShareBasicAndDiluted
|
$-2.47 | USD | Annual |
| Weighted average common shares outstanding-basic and diluted |
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
|
45.91M | shares | Annual |
| Weighted average common shares outstanding-basic and diluted |
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
|
42.12M | shares | Annual |
Cash Flow Statement
55 line items
| Line Item | Tag | Value | Unit | Period |
|---|---|---|---|---|
| Net loss |
ProfitLoss
|
$-103.92M | USD | Annual |
| Net loss |
ProfitLoss
|
$-128.69M | USD | Annual |
| Depreciation |
Depreciation
|
$6.32M | USD | Annual |
| Depreciation |
Depreciation
|
$7.96M | USD | Annual |
| Noncash lease expense |
NonCashLeaseExpense
|
$939.00K | USD | Annual |
| Stock-based compensation expense |
ShareBasedCompensation
|
$7.63M | USD | Annual |
| Stock-based compensation expense |
ShareBasedCompensation
|
$13.25M | USD | Annual |
| Accretion of short-term investments |
AccretionOfShortTermInvestments
|
$1.87M | USD | Annual |
| Accretion of short-term investments |
AccretionOfShortTermInvestments
|
$198.00K | USD | Annual |
| Loss on disposal of property and equipment |
GainLossOnSaleOfPropertyPlantEquipment
|
$-13.00K | USD | Annual |
| Loss on disposal of property and equipment |
GainLossOnSaleOfPropertyPlantEquipment
|
$-888.00K | USD | Annual |
| Prepaid expenses and other current assets |
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
$-2.06M | USD | Annual |
| Prepaid expenses and other current assets |
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
|
$-2.76M | USD | Annual |
| Accounts payable |
IncreaseDecreaseInAccountsPayable
|
$2.46M | USD | Annual |
| Accounts payable |
IncreaseDecreaseInAccountsPayable
|
$-4.45M | USD | Annual |
| Accrued expenses and other liabilities |
IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
|
$2.43M | USD | Annual |
| Accrued expenses and other liabilities |
IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
|
$2.31M | USD | Annual |
| Deferred revenue |
IncreaseDecreaseInContractWithCustomerLiability
|
$-569.00K | USD | Annual |
| Deferred revenue |
IncreaseDecreaseInContractWithCustomerLiability
|
$6.82M | USD | Annual |
| Deferred rent |
IncreaseDecreaseInPrepaidRent
|
$-410.00K | USD | Annual |
| Operating lease liabilities |
IncreaseDecreaseInOperatingLeaseLiabilities
|
$-2.25M | USD | Annual |
| Net cash used in operating activities |
NetCashProvidedByUsedInOperatingActivities
|
$-94.33M | USD | Annual |
| Net cash used in operating activities |
NetCashProvidedByUsedInOperatingActivities
|
$-91.36M | USD | Annual |
| Purchases of short-term investments |
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
$286.39M | USD | Annual |
| Purchases of short-term investments |
PaymentsToAcquireAvailableForSaleSecuritiesDebt
|
$19.99M | USD | Annual |
| Maturities of short-term investments |
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
$256.43M | USD | Annual |
| Maturities of short-term investments |
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
|
$228.62M | USD | Annual |
| Purchases of property and equipment |
PaymentsToAcquirePropertyPlantAndEquipment
|
$3.73M | USD | Annual |
| Purchases of property and equipment |
PaymentsToAcquirePropertyPlantAndEquipment
|
$21.83M | USD | Annual |
| Net cash provided by (used in) investing activities |
NetCashProvidedByUsedInInvestingActivities
|
$204.90M | USD | Annual |
| Net cash provided by (used in) investing activities |
NetCashProvidedByUsedInInvestingActivities
|
$-51.80M | USD | Annual |
| Proceeds from issuance of common stock in private placement |
ProceedsFromIssuanceOfPrivatePlacement
|
$51.98M | USD | Annual |
| Proceeds from issuance of common stock in follow-on public offering, net of discounts and issuance costs |
ProceedsFromIssuanceOfCommonStock
|
$134.52M | USD | Annual |
| Proceeds from issuance of common stock from option exercises |
ProceedsFromStockOptionsExercised
|
$351.00K | USD | Annual |
| Proceeds from issuance of common stock from option exercises |
ProceedsFromStockOptionsExercised
|
$176.00K | USD | Annual |
| Proceeds from issuance of common stock pursuant to employee stock purchase plan |
ProceedsFromStockPlans
|
$938.00K | USD | Annual |
| Proceeds from issuance of common stock pursuant to employee stock purchase plan |
ProceedsFromStockPlans
|
$829.00K | USD | Annual |
| Net cash provided by financing activities |
NetCashProvidedByUsedInFinancingActivities
|
$53.09M | USD | Annual |
| Net cash provided by financing activities |
NetCashProvidedByUsedInFinancingActivities
|
$158.21M | USD | Annual |
| Net change in cash, cash equivalents and restricted cash |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
$15.06M | USD | Annual |
| Net change in cash, cash equivalents and restricted cash |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
$163.66M | USD | Annual |
| Cash, cash equivalents and restricted cash, beginning of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$55.05M | USD | Point-in-time |
| Cash, cash equivalents and restricted cash, beginning of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$39.99M | USD | Point-in-time |
| Cash, cash equivalents and restricted cash, beginning of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$218.71M | USD | Point-in-time |
| Cash, cash equivalents and restricted cash, end of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$39.99M | USD | Point-in-time |
| Cash, cash equivalents and restricted cash, end of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$218.71M | USD | Point-in-time |
| Cash, cash equivalents and restricted cash, end of period |
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
|
$55.05M | USD | Point-in-time |
| Reclassification of liability for common stock vested |
ReclassificationOfLiabilityForCommonStockVestedInNoncashTransactions
|
$60.00K | USD | Annual |
| Reclassification of liability for common stock vested |
ReclassificationOfLiabilityForCommonStockVestedInNoncashTransactions
|
$24.00K | USD | Annual |
| Property and equipment additions included in accounts payable |
CapitalExpendituresIncurredButNotYetPaid
|
$110.00K | USD | Annual |
| Property and equipment additions included in accounts payable |
CapitalExpendituresIncurredButNotYetPaid
|
$455.00K | USD | Annual |
| Property and equipment additions included in accrued expenses and other liabilities |
PropertyAndEquipmentAdditionsIncludedInAccruedExpensesAndOtherLiabilities
|
$249.00K | USD | Annual |
| Unrealized (loss) gain on available for sale securities, net |
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
$-183.00K | USD | Annual |
| Unrealized (loss) gain on available for sale securities, net |
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
$260.00K | USD | Annual |
| Offering costs included in accrued expenses and other liabilities |
OfferingCostsIncludedInAccruedExpensesAndOtherLiabilities
|
$100.00K | USD | Annual |
Stockholders Equity
19 line items
| Line Item | Tag | Value | Unit | Period |
|---|---|---|---|---|
| Beginning balance |
StockholdersEquity
|
$196.00M | USD | Point-in-time |
| Beginning balance |
StockholdersEquity
|
$258.51M | USD | Point-in-time |
| Beginning balance |
StockholdersEquity
|
$196.35M | USD | Point-in-time |
| Issuance of common stock pursuant to employee stock purchase plan |
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
$829.00K | USD | Annual |
| Issuance of common stock pursuant to employee stock purchase plan |
StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
|
$938.00K | USD | Annual |
| Vesting of common stock from option exercises |
StockIssuedDuringPeriodValueVestingOfCommonStockFromOptionExercise
|
$24.00K | USD | Annual |
| Vesting of common stock from option exercises |
StockIssuedDuringPeriodValueVestingOfCommonStockFromOptionExercise
|
$60.00K | USD | Annual |
| Issuance of common stock from option exercises |
StockIssuedDuringPeriodValueStockOptionsExercised
|
$351.00K | USD | Annual |
| Issuance of common stock from option exercises |
StockIssuedDuringPeriodValueStockOptionsExercised
|
$176.00K | USD | Annual |
| Issuance of common stock from option exercises, Shares |
StockIssuedDuringPeriodSharesStockOptionsExercised
|
46,410.00 | shares | Annual |
| Stock-based compensation |
AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition
|
$13.25M | USD | Annual |
| Stock-based compensation |
AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition
|
$7.63M | USD | Annual |
| Other comprehensive gain (loss) |
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
$260.00K | USD | Annual |
| Other comprehensive gain (loss) |
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
$-183.00K | USD | Annual |
| Net loss |
NetIncomeLoss
|
$-103.92M | USD | Annual |
| Net loss |
NetIncomeLoss
|
$-128.69M | USD | Annual |
| Ending balance |
StockholdersEquity
|
$196.00M | USD | Point-in-time |
| Ending balance |
StockholdersEquity
|
$258.51M | USD | Point-in-time |
| Ending balance |
StockholdersEquity
|
$196.35M | USD | Point-in-time |
Comprehensive Income
8 line items
| Line Item | Tag | Value | Unit | Period |
|---|---|---|---|---|
| Net loss |
NetIncomeLoss
|
$-103.92M | USD | Annual |
| Net loss |
NetIncomeLoss
|
$-128.69M | USD | Annual |
| Change in unrealized gain (loss) on available for sale securities, net |
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
$260.00K | USD | Annual |
| Change in unrealized gain (loss) on available for sale securities, net |
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
|
$-183.00K | USD | Annual |
| Total other comprehensive gain (loss) |
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
$260.00K | USD | Annual |
| Total other comprehensive gain (loss) |
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
$-183.00K | USD | Annual |
| Comprehensive loss |
ComprehensiveIncomeNetOfTax
|
$-128.88M | USD | Annual |
| Comprehensive loss |
ComprehensiveIncomeNetOfTax
|
$-103.66M | USD | Annual |
Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.