ADTRAN, Inc. — FY 2021 Form 10-K
Reporting period: Fiscal year ended December 31, 2021; includes fourth-quarter results. The filing is for ADTRAN, Inc., not a separately identified ADTRAN Holdings, Inc. entity. Filed February 25, 2022.
Business context and financial results
ADTRAN supplies broadband networking equipment, software, and services. Its reportable segments are Network Solutions and Services & Support. Network Solutions represented 88.6% of 2021 revenue.
| Metric | FY 2021 | FY 2020 |
|---|---|---|
| Revenue | $563.0 million | $506.5 million |
| Gross profit / margin | $218.4 million / 38.8% | $217.6 million / 43.0% |
| Operating loss | $14.7 million | $9.8 million |
| Net income (loss) | $(8.6) million | $2.4 million |
| Diluted EPS | $(0.18) | $0.05 |
| Cash from (used in) operations | $3.0 million | $(16.5) million |
| Capital expenditures | $5.7 million | $6.4 million |
Fourth quarter: Revenue was $154.2 million, gross profit $54.4 million, operating loss $7.2 million, net loss $4.2 million, and diluted EPS $(0.09). In Q4 2020, revenue was $130.1 million, gross profit $53.5 million, operating loss $3.3 million, net income $6.1 million, and diluted EPS $0.13.
Revenue trends: Annual revenue rose 11.2%. Network Solutions revenue increased 13.9% to $498.8 million, led by Access & Aggregation and Subscriber Solutions & Experience. Services & Support revenue fell 6.3% to $64.2 million. International revenue grew 22.0% to $188.4 million and was 33.5% of total revenue.
Liquidity, debt, and other financial metrics
- At year-end, cash and cash equivalents were $56.6 million, short-term investments $0.4 million, and stated available short-term liquidity $57.0 million. Foreign subsidiaries held $47.7 million of that liquidity.
- Total short- and long-term investments were $71.0 million, down from $83.3 million in 2020. The company reported no outstanding borrowings at year-end; it drew and repaid $10.0 million under its secured revolving facility during Q4. The $10.0 million facility matured November 2022.
- Current assets were $376.3 million and current liabilities $155.4 million. Accounts receivable increased 60.6% to $158.7 million; days sales outstanding rose from 70 to 95 days. Inventory increased 11.5% to $139.9 million, with a $44.6 million excess and obsolete inventory reserve.
- Accounts payable increased to $102.5 million from $49.9 million. The filing attributed the operating cash-flow improvement partly to higher supplier payables, alongside working-capital changes.
- ADTRAN paid $17.5 million in dividends during 2021, at $0.09 per share each quarter. No share repurchases were made.
Material changes and management outlook
- Gross margin fell to 38.8% from 43.0%, mainly due to component shortages, supply-chain and freight costs, and, to a lesser extent, product, customer, and regional mix. Management said these pressures reduced profitability in the second half of 2021.
- Management cited record demand and strong bookings in the second half, including increased orders from Tier-1 fiber customers. It expected growth in fiber access, connected-home platforms, and SaaS applications, but gave no quantified revenue or earnings guidance.
- The company expected semiconductor and other supply constraints to affect results through the end of 2022, while anticipating supply conditions could begin normalizing by mid-2022. Management cautioned that timing and outcome were uncertain.
- ADTRAN and ADVA agreed to combine under Acorn HoldCo. ADTRAN stockholders would receive one Acorn HoldCo share per ADTRAN share; tendered ADVA shares would be exchanged at 0.8244 Acorn HoldCo shares each. The filing anticipated closing around mid-2022, subject to remaining German foreign-investment approval and other closing conditions. Subsequent to year-end, ADTRAN stockholders approved the transaction and approximately 66% of ADVA shares were tendered.
Risks, contingencies, and unusual items
- Supply chain and inventory: Limited semiconductor and component availability, longer lead times, freight constraints, and higher costs could delay shipments, reduce margins, and affect customer relationships. Buffer purchases also increase the risk of excess or obsolete inventory.
- Customer concentration: One distributor represented 18% of 2021 revenue. Three customers represented 59.9% of year-end accounts receivable, and major service providers and larger independent communications companies together generated over half of revenue.
- Business combination: Integration costs, regulatory timing, employee retention, customer disruption, and failure to realize expected synergies could adversely affect results. Estimated additional transaction costs at year-end were $9.5 million.
- Tax uncertainty: ADTRAN recorded a $17.0 million uncertain tax liability related to an attempted refund claim and request to revoke a prior tax election; the IRS denied the request, and management intended to pursue appeals.
- Legal matters: A shareholder derivative lawsuit and other proceedings remained unresolved; the company could not estimate potential losses.
- Commitments: Purchase obligations totaled $361.6 million, primarily settling in 2022–2024. A customer letter of credit required $15.0 million of pledged collateral. Performance-bond commitments totaled $22.9 million; management considered payment on default remote.
- Controls and audit: Management and PwC concluded internal control over financial reporting was effective. PwC’s critical audit matter concerned the excess and obsolete inventory reserve. The filing also notes ongoing implementation of a new ERP system.
Most important facts for investors to verify
- Whether supply constraints, freight costs, and elevated inventory continue to pressure gross margins and cash conversion.
- Whether receivable collections improve after DSO reached 95 days, and whether working-capital cash flow remains sustainable without the year-end increase in payables.
- Progress on the ADVA combination, including German regulatory approval, final ownership, transaction costs, and integration plans.
- Exposure to the major distributor and concentrated receivables, including any change in customer credit quality or order patterns.
- Outcome of the tax refund appeal and derivative lawsuit, neither of which had an estimable final financial impact in the filing.