ACT — Enact Holdings

Private mortgage insurance (PMI) provider for U.S. residential housing market. Insures low down payment mortgages, enabling GSE purchases. Founded 1981. | Financial Services — Mortgage Insurance | AGI Score: 4/10 | Analysis date: 2026-03-13

Why are we looking at this? — AMR Playbook — Cheap on Assets + Buybacks

Mortgage insurance is a high-margin, capital-light business trading at tangible book value. 13% ROE, massive buybacks (-9% shares), $674M net income on a $5.8B market cap. The AMR playbook: cheap on assets, buying back stock, generating cash. AGI risk is real (underwriting commoditization) but the balance sheet is a fortress.

$40.49
Stock Price
$5.8B
Market Cap
1.08x
Price / Book
1.07x
Price / Tangible Book
9.0x
P/E (trailing)
8.0x
P/E (forward)
$1.2B
Revenue (LTM)
$674M
Net Income
2.1%
Dividend Yield
Stock Price — ACT

1. The Business

Enact is a leading private mortgage insurance company serving the U.S. housing finance market since 1981. The company provides mortgage insurance on low down payment loans, facilitating GSE purchases and protecting lenders against borrower default, with $51B in new insurance written in 2024.

Key Stats

SectorFinancial Services
IndustryInsurance - Specialty
Employees419
ROE13.0%
ROA8.5%
Gross Margin73.6%
Operating Margin75.3%
Profit Margin54.6%

Market Data

52-Week Range$31.28 — $44.8
Beta0.506
Avg Volume313,115
Short Ratio9.55
EV / EBITDA
Analyst Target$45.6 (hold)
Float Shares26M
Payout Ratio18.0%

2. Balance Sheet

Balance Sheet Composition

ItemValue% of AssetsNotes
ASSETS ($6.9B)
Cash & Equivalents$582M8.4%
Other Assets$6.3B91.6%Receivables, investments, etc.
LIABILITIES
Long-Term Debt$744M10.8%
Other Liabilities$794M11.5%
EQUITY
Stockholders' Equity$5.4B77.7%
Tangible Book Value$5.4BEquity minus goodwill & intangibles
Tangible Book / Share$37.84vs price $40.49

3. Financial History

Metric20212022202320242025
Revenue$1.1B$1.1B$1.2B$1.2B$1.2B
Net Income$547M$704M$666M$688M$674M
Total Assets$5.9B$5.7B$6.2B$6.5B$6.9B
Equity$4.1B$4.1B$4.6B$5.0B$5.4B
Long-Term Debt$740M$743M$745M$743M$744M
Cash$426M$514M$616M$599M$582M
OCF$572M$561M$632M$686M$725M
PP&E
Goodwill
Shares (Diluted)163M163M162M158M149M

4. Shares Outstanding & Buybacks

PeriodShares (Diluted)Change
2021-12-31162,879,000
2022-12-31163,294,000+0.3%
2023-12-31161,847,000-0.9%
2024-12-31157,554,000-2.7%
2025-12-31149,318,000-5.2%
Total Change-8.3%

Significant buyback activity. Share count declining 8% over the period. This mechanically increases EPS and book value per share even with no underlying growth.

5. 10x Entry Price Analysis

Working Backwards: What Entry Price Gives 10x?

Current EPS: $4.52 | Current Book/Share: $35.86 | Current Price: $40.49

Scenario7yr Future PriceEntry for 10xvs CurrentAssumptions
Conservative$92.87$9.29+336% below8% EPS growth, 12x exit P/E
Bull Case$180.17$18.02+125% below15% EPS growth, 15x exit P/E
Buyback Only$60.83$6.08+566%No revenue growth, buybacks continue at current rate, 12x P/E

6. AGI Impact Assessment (Score: 4/10)

Demand Boost1/10How much AGI increases demand for this company's products
Margin Expansion7/10How much AGI reduces costs / expands margins
Strategic Assets5/10Unique assets that become more valuable with AGI
Disruption Risk6/10Risk that AGI disrupts the core business model
Innovation Risk4/10Risk of being out-innovated by AGI-native competitors
Overall AGI Score4/10Category: labor_margin_play

Reasoning: Mortgage insurance is fundamentally about pricing credit risk—exactly what AGI excels at. The company's 'decades of loan-level data and experience' becomes commoditized when AGI analyzes all data instantly with superior accuracy. Labor costs can fall dramatically (416 employees at EMICO), but pricing power is weak in a competitive six-player market. AGI enables perfect risk assessment, compressing industry margins. The company's scale ($51B NIW) and GSE approval provide near-term moat, but long-term the industry faces margin compression as AGI makes risk pricing a commodity. PMIERs capital requirements and regulatory moat provide some defensibility.

7. Bull & Bear Cases

Bull Case

  • Mortgage insurance is required by GSEs for <20% down payment loans — structural demand as long as housing market exists
  • Premium revenue is recurring (monthly premiums on existing book) — $303B+ insurance in force generates premiums for years
  • Only 419 employees generating $674M net income — incredibly capital-efficient
  • Default rates at near-historic lows — book is performing well
  • Buybacks accelerating: 163M shares → 149M shares in 4 years

Bear Case

  • AGI could commoditize credit risk pricing — the core of what MI companies do
  • FHA/VA programs are competitive alternatives that could gain market share with policy changes
  • Housing downturn would spike delinquencies and claims against the insurance book
  • Genworth (parent) still owns ~81% and could dump shares
  • Heavily regulated — PMIERs capital requirements can change

8. Initial Assessment

Summary

ACT (Enact Holdings) trades at 1.08x book value (1.07x tangible book) with $674M net income on a $5.8B market cap (11.5% earnings yield). ROE of 13.0%. Shares have declined 8% over the measurement period through buybacks.

Verdict: WATCHLIST. Mortgage insurance is a high-quality, capital-light business with recurring premiums. ACT generates $674M net income with only 419 employees. The P/TB of 1.07x is reasonable but not deeply discounted. The AMR playbook applies: buybacks are compounding EPS. The risk is that AGI commoditizes credit risk pricing, but that is a slow-moving threat. A housing crash is the faster risk — watch delinquency trends. Entry zone: $30-33 (floor based on tangible book minus stress losses).

Data sources: SEC EDGAR XBRL (CIK 1823529), yfinance, 10-K filing, AGI scoring framework. Analysis date: 2026-03-13.