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fibra

FIBRA - Fixed Income Brazil. Government and Corporate Bonds Pricing.

O módulo permite precificar títulos públicos federais e corporativos do Brasil.

Com o Fibra é possível calcular o preço dos seguintes títulos (bonds available):

Títulos do Governo (Government Bonds)

  • NTN-B: Nota do Tesouro Nacional Série B.
  • NTN-F: Nota do Tesouro Nacional Série F.
  • LTN: Letra do Tesouro Nacional.

Títulos Corporativos - Debêntures (Corporate Bonds)

  • Percentual CDI.
  • DI Spread.
  • IPCA Spread.

No jupyter notebook comece por (start with jupyter notebook):

%run ../docs/fibra.py

Notas do Tesouro Nacional (Bonds)

bond = Bond(date="2021-03-29", maturity="2050-08-15", ytm=4.3023, coupon=6, freq=2)

Calendário de pagamentos (Settlement schedule)

bond.schedule()

Date
2021-08-16
2022-02-15
2022-08-15
2023-02-15
2023-08-15
2024-02-15
2024-08-15
2025-02-17
2025-08-15
2026-02-18

Fluxo de caixa (Cash flow)

bond.cashflow()

Date Days Years Cash Flows PV of Cash Flows
2021-08-16 97 0.384921 2.9563 2.908753
2022-02-15 224 0.888889 2.9563 2.847654
2022-08-15 348 1.380952 2.9563 2.789238
2023-02-15 476 1.888889 2.9563 2.730193
2023-08-15 599 2.376984 2.9563 2.674633
2024-02-15 723 2.869048 2.9563 2.619766
2024-08-15 850 3.373016 2.9563 2.564738
2025-02-17 979 3.884921 2.9563 2.510026
2025-08-15 1102 4.373016 2.9563 2.458946

Dados do título (Bond overview)

bond.des()

Days
Convention BUS/252
Frequency Semi-annual
Current date 2021-03-29
Maturity date 2050-08-15
Last coupon date 2021-02-15
Next coupon date 2021-08-16
Days to next coupon 97
Remaining payments 59
Term to maturity 29.29
Coupon rate 6.00
Coupon value 2.9563
Nominal value 100.00
Price 128.544273
Yield to matutity 4.3023
Current yield 4.6677
Duration 15.8254
Modified Duration 15.1726
DV01 0.195
Convexity 341.0802
Sensibility -13.4672

Debêntures (Corporate Bonds)

Parâmetros (Required parameters)

  • DATA: Data de referência para o cálculo do preço do ativo.
  • VNE: Valor Nominal de Emissão.
  • VNA: Valor Nominal Atualizado na data de referência.
  • PU: Preço Unitário do título ao Par (marcado na curva).
  • TAXA: Taxa indicativa (taxa de mercado) da ANBIMA.
  • FREQ: Frequência de pagamentos (1: Anual, 2: Semestral, 3: Trimestral, etc).

DATA_natura = DATA_REF
VNE_natura = 10000
VNA_natura = 10000
PU_natura = 10170.808970
TAXA_natura = 0.7883
FREQ_natura = 2

Calendário de eventos (The events calendar - dictionary object):

cal_natura = {"2021-09-27": 1}

Declare a classe DebentureSpread (Declare class DebentureSpread):

natura = DebentureSpread(date=DATA_natura, maturity="2021-09-25", vne=VNE_natura, vna=VNA_natura, pu=PU_natura,  
                         issue_spread=1.75, market_spread=TAXA_natura, freq=FREQ_natura, redemption=cal_natura,  
                         yield_curve_file=YIELD_CURVE_PATH)

Dados do título (Bond overview)

natura.des()

Debenture DI Spread
Convention DI Spread
Frequency Semi-annual
Date 2021-03-18
Maturity 2021-09-25
Last payment date 2020-09-25
Next payment date 2021-03-25
Days to next payment 5
Remaining payments 2
Term to maturity 0.53
VNE 10000.000000
VNA 10000.000000
PU Par 10170.808970
Price 10221.045950
Price/Par ratio 100.49%
Issue rate 1.7500%
Market rate 0.7883%
Duration 0.52

Fluxo de caixa (Cash flow)

natura.cashflow()

Date Days DI VNA Interests Redemptions Payments PV of Cash Flows
2021-03-25 5 2.645583 10000.0 179.583171 0.0 179.583171 179.462193
2021-09-27 133 3.974169 10000.0 292.831916 10000.0 10292.831916 10041.583758

Veja alguns exemplos de uso em Bonds.ipynb e Debentures.ipynb.

See more in Bonds.ipynb and Debentures.ipynb.

fibra's People

Contributors

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