Private Construction Mortgage • Cape Coral & Lehigh AcresIn Partnership with OPM Investments LP

First Boston Merchant Trust and Company

Arctic-blue fintech view of staged draws, collateral coverage, and build-to-payoff economics — 15% construction interest (drawn capital only) + time-weighted 5% exit premium (APR) due at payoff.

Loan Amount

$300,000

Per home (typical)

Draws

3x

$100,000 each

Collateral Value

$390,000

Target at completion

Term

6 mo + 30d

Repay at completion + 30 days

OPM IRR

21.1%

Annualized (illustrative)

Timeline: Draws → Completion → Payoff

Three equal advances, completion at month 6, then payoff at month 7(completion + ~30 days). Payoff includes principal + accrued interest (drawn only) + a time-weighted 5% exit premium (APR) based on average outstanding capital.

Draws: M0, M2, M4 • Completion: M6 • Payoff: M7

Draw Amount

$100,000

3 equal installments

Interest

15% APR

On drawn principal only

Exit Premium

$6,250

5% APR on outstanding (time-weighted)

Total Payoff

$325,000

At month 7

Month-by-Month Schedule

Interest and exit premium accrue on outstanding principal after each draw, continuing through the payoff lag. Table shows each monthly period and the accrual amounts.

Interest rate: 1.3% • Exit rate: 0.4%
PeriodBeginningDrawEndingInterestExit PremiumCum. InterestCum. ExitOPM Cashflow
M0 → M1$0+$100,000$100,000$1,250$417$1,250$417($100,000)
M1 → M2$100,000$100,000$1,250$417$2,500$833
M2 → M3$100,000+$100,000$200,000$2,500$833$5,000$1,667($100,000)
M3 → M4$200,000$200,000$2,500$833$7,500$2,500
M4 → M5$200,000+$100,000$300,000$3,750$1,250$11,250$3,750($100,000)
M5 → M6$300,000$300,000$3,750$1,250$15,000$5,000
M6 → M7$300,000$300,000$3,750$1,250$18,750$6,250
M7 Payoff$325,000

Coverage & Draws (Build + Payoff Lag)

Drawn capital steps up in three equal installments. Collateral value stays higher and builds to $390,000, then holds through payoff.

Draw months: M0, M2, M4 • Payoff: M7

Construction Interest

15% APR

Accrues only on advanced capital

Exit Premium

5% APR (time-weighted)

Accrued, due at payoff

Repayment Trigger

Completion + 30 days

Principal + accrued + premium

Collateral Composition (End of Build)

Visual allocation of collateral value — lot, materials, labor, soft costs, and market cushion — totaling $390,000.

Total collateral: $390,000
Lot
$95,000
Materials
$140,000
Labor
$120,000
Soft Costs
$20,000
Market Gain
$15,000
Tip: adjust the bucket values to match your real budget and appraisal; the pie updates automatically.

Economics at Payoff

Illustrative payoff if repaid at payoff date (completion + ~30 days): principal + accrued 15% interest on drawn capital + time-weighted 5% exit premium (APR) on outstanding capital.

Preview math uses 3 draws at M0, M2, M4 with payoff at M7.

Accrued Interest

$18,750

15% APR on drawn principal only

Exit Premium

$6,250

5% APR, time-weighted on outstanding capital

Total Payoff

$325,000

Principal + interest + exit premium

Disclaimer: Visuals are illustrative for presentation. Final legal terms control.