The historical audited consolidated financial statements of Lattice as of and for the year ended January 3, 2026, as included in the Company’s Annual Report on Form 10-K filed with the SEC on February 23, 2026;

The historical unaudited consolidated financial statements of Lattice as of and for the six months ended July 4, 2026, as included in the Company’s Quarterly Report on Form 10-Q filed with the SEC on August 4, 2026;

The historical audited financial statements of AMI as of and for the year ended December 31, 2025, included as an exhibit to the Form 8-K/A to which this unaudited pro forma condensed combined financial information is attached; and

The historical unaudited consolidated financial statements of AMI as of and for the six months ended June 30, 2026, included as an exhibit to the Form 8-K/A to which this unaudited pro forma condensed combined financial information is attached.

Assets

Current assets:

Cash and cash equivalents

Restricted cash

Accounts receivable, net

Inventories, net

Prepaid expenses and other current assets

Total current assets

Restricted cash, net of current portion

Property and equipment, less accumulated depreciation

Operating lease right-of-use assets

Intangible assets, net

Goodwill

Deferred income taxes

Other long-term assets

Total assets

Liabilities and Stockholders’ equity

Current liabilities:

Accounts payable

Accrued liabilities

Accrued payroll obligations

Current portion of long-term debt

Current portion of contract liabilities

Total current liabilities

Long-term debt, net of unamortized deferred financing costs

Long-term operating lease liabilities, net of current portion

Contract liabilities, non-current

Other long-term liabilities

Total liabilities

Contingencies

Equity

Common stock

Additional paid-in capital

Retained earnings

Accumulated other comprehensive loss

Total stockholders’ equity

Total liabilities and stockholders’ equity

Revenue

Cost of revenue

Gross margin

Operating expenses:

Research and development

Selling, general, and administrative

Amortization of acquired intangible assets

Restructuring and other

Acquisition related

Total operating expenses

Income from operations

Interest income (expense), net

Other income (expense), net

Income (loss) before income taxes

Income tax expense

Net income (loss)

Net income (loss) per share:

Basic

Diluted

Shares used in per share calculations:

Basic

Diluted

Revenue

Cost of revenue

Gross margin

Operating expenses:

Research and development

Selling, general, and administrative

Amortization of acquired intangible assets

Restructuring and other

Total operating expenses

Income from operations

Interest income (expense), net

Other income (expense), net

Income (loss) before income taxes

Income tax expense

Net income (loss)

Net income (loss) per share:

Basic

Diluted

Shares used in per share calculations:

Basic

Diluted

AMI Consolidated Balance Sheet Line

Items

Lattice Semiconductor Consolidated
Balance Sheet Line Items

Note

Assets

Current assets:

Current assets:

Cash and cash equivalents

Cash and cash equivalents

Restricted cash

Restricted cash

Accounts receivable and contract assets, net of allowance for credit losses

Accounts receivable, net

Inventories, net of allowances for obsolete inventory

Inventories, net

Prepaid expenses and other current assets

Prepaid expenses and other current assets

Short-term investments

Total current assets

Restricted cash, net of current portion

Restricted cash, net of current portion

Property and equipment, net

Property and equipment, less accumulated depreciation

Operating lease right-of-use assets

Operating lease right-of-use assets

Developed technology, net

Intangible assets, net

Trademarks, net

Customer relationship, net

Goodwill

Goodwill

Deferred taxes, net

Deferred income taxes

Other assets

Other long-term assets

Total assets

Total assets

Liabilities and Equity

Liabilities and Stockholders’ equity

Current liabilities:

Current liabilities:

Current portion of long-term debt, net of current unamortized deferred financing costs

Current portion of long-term debt

Current portion of operating lease liabilities

Current portion of contract liabilities

Current portion of contract liabilities

Accounts payable

Accounts payable

AMI Consolidated Balance Sheet Line

Items

Lattice Semiconductor Consolidated
Balance Sheet Line Items

Note

Income tax payable

Accrued expenses and other current liabilities

Total current liabilities

Long-term debt, net of unamortized deferred financing costs and less current portion

Deferred tax liability

Operating lease liabilities, net of current portion

Contract liabilities

Other liabilities

Total liabilities

Shareholders’ equity

Common stock

Additional paid-in capital

Accumulated deficit

Accumulated other comprehensive deficit

Total equity

Commitments and contingencies

Total liabilities and equity

Reflects reclassification of the $3.6 million of contract assets from accounts receivable, net to prepaid expenses and other current assets to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects reclassification of $1.9 million of current portion of operating lease liabilities to accrued liabilities to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects reclassification of $8.8 million of payroll-related accrued liabilities from accrued liabilities to accrued payroll obligations to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects adjustments to contract asset and contract liability amounts to conform AMI’s balances with Lattice’s accounting policy which include an increase of $9.4 million to prepaid expenses and other current assets; decreases of $11.7 million and $1.3 million to current portion of contract liabilities and contract liabilities, non-current, respectively; and a net increase to retained earnings of $22.4 million.

Reflects reclassification of $0.3 million of short-term investments to cash and cash equivalents to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects reclassification of $273.3 million pertaining to AMI’s historical balances for Developed technology, net; Trademarks, net; and Customer relationship, net to Intangible assets, net to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects reclassification of $4.1 million of income tax payable to accrued liabilities to conform AMI’s historical balances to the financial statement presentation of Lattice.

Reflects reclassification of $20.6 million of deferred tax liability to other long-term liabilities to conform AMI’s historical balances to the financial statement presentation of Lattice.

AMI Consolidated Statement of

Operations Line Items

Lattice Semiconductor Consolidated

Statement of Operations Line Items

Revenues

License

Professional services

Hardware

Cost of revenue (exclusive of depreciation and amortization)

Cost of product

Cost of services (exclusive of depreciation and amortization)

Operating expenses

Research and development expenses

Selling, general and administrative expenses

Depreciation and amortization

Interest expense, net

Other (income), net

Total costs and expenses

Loss before income taxes

(Benefit) provision for income tax

Net loss of AMI Top Co, Inc. and Subsidiaries

Reflects the reclassification of amounts between cost of revenue, research and development, selling, general, and administrative and amortization of acquired intangible assets to conform with the financial statement presentation of Lattice.

Reflects an increase to revenue of $2.0 million to conform the amount recorded by AMI with Lattice’s accounting policy and associated income tax expense impact based on the statutory rate of 21%.

Reflects the reclassification of AMI’s Licensing, Professional services, and Hardware revenues to Revenues to conform with the financial statement presentation of Lattice.

Reflects the reclassification of AMI’s cost of product and Cost of services (exclusive of depreciation and amortization) into a single line item of cost of revenue to conform with the financial statement presentation of Lattice.

AMI Consolidated Statement of Operations

Line Items

Lattice Semiconductor Consolidated

Statement of Operations Line Items

Revenues

License

Professional services

Hardware

Cost of revenue (exclusive of depreciation and amortization)

Cost of product

Cost of services (exclusive of depreciation and amortization)

Operating expenses

Research and development expenses

Selling, general and administrative expenses

Depreciation and amortization

Interest expense, net

Other (income), net

Total costs and expenses

Loss before income taxes

(Benefit) provision for income tax

Net loss of AMI Top Co, Inc. and Subsidiaries

Reflects the reclassification of amounts between cost of revenue, research and development, selling, general, and administrative and amortization of acquired intangible assets to conform with the financial statement presentation of Lattice.

Reflects an increase to revenue of $8.1 million to conform the amount recorded by AMI with Lattice’s accounting policy and associated income tax expense impact based on the statutory rate of 21%.

Reflects the reclassification of AMI’s Licensing, Professional services, and Hardware revenues to Revenues to conform with the financial statement presentation of Lattice.

Reflects the reclassification of AMI’s cost of product and Cost of services (exclusive of depreciation and amortization) into a single line item of cost of revenue to conform with the financial statement presentation of Lattice.

Reflects the purchase price allocation adjustments to record AMI’s assets and liabilities at estimated fair value based on the consideration conveyed. The related income statement adjustments are reflected at adjustment (AA). Additionally, this adjustment reflects the recording of the preliminary estimate of goodwill and the elimination of the historical equity balances of AMI.

Net Assets Acquired

Cash and cash equivalents

Restricted cash

Accounts receivables

Inventories

Prepaid expenses and other current assets

Restricted cash, net of current portion

Property and equipment

Operating lease right-of-use assets

Goodwill

Intangible assets ⁽¹⁾

Other long-term assets

Deferred income taxes

Accounts payable

Current portion of contract liabilities

Accrued liabilities

Accrued payroll obligations

Contract liabilities, non-current

Long-term operating lease liabilities, net of current portion

Other long-term liabilities

Total Fair Value

Consideration Transferred

Cash consideration ⁽²⁾

Settlement of AMI’s debt ⁽³⁾

Common Stock consideration ⁽⁴⁾

Total Purchase Consideration

Intangible assets were comprised of the following:

Asset type

Tradename and Trademark

Developed Technology – Boot Firmware

Developed Technology – Manageability and Security

Customer relationships

Total intangible assets

This amount represents cash consideration paid to AMI’s shareholders and vested option holders.

In addition to the purchase consideration provided in the form of cash, $272.2 million of AMI’s outstanding long-term debt as of the Closing Date has been repaid. AMI’s debt was settled upon closing due to a change in control provision within their legacy debt agreement.

Equity consideration is provided in the form of Common Stock of Lattice and is calculated as 4,741,352 shares of Lattice Common Stock issued to AMI shareholders, multiplied by $122.91, the closing share price of Lattice on July 27, 2026.

Reflects the impact of the cash payment made on the date of the Acquisition for $4.2 million of Lattice’s transaction costs incurred and $13.6 million of the AMI liabilities assumed related to AMI’s transaction costs, as well as the accrual of $10.1 million of Lattice’s transaction costs incurred but not paid as of the date of the Acquisition, primarily comprised of investment banking fees, legal fees, issuance costs, accounting and audit fees, and other related advisory costs. Additionally, this reflects the net $14.3 million decrease to retained earnings and net $3.5 million decrease to accrued liabilities as a result of these adjustments. The related income statement adjustment incurred is reflected at adjustment (BB).

Reflects the impact of nonrecurring compensation costs related to cash payments made to certain AMI employees in connection with the Acquisition, and the associated employer portion of payroll tax payable for such amounts. The related income statement adjustment is reflected at adjustment (CC).

Reflects the issuance of the term loan facility in an aggregate principal amount of $925 million, of which $34.7 million is current, as adjusted for debt issuance costs of $6.6 million. The related income statement adjustment is reflected at adjustment (FF).

Amortization expense on intangible assets - Reflects an increase in amortization expense (net off historical amortization of intangibles already recorded) in the amount of $13.3 million for the six months ended July 4, 2026 and $26.3 million for the year ended January 3, 2026 pertaining to fair value adjustments and recording of new intangible assets as of Closing Date, as well as application of useful lives as per the Company’s policy.

Asset type

Tradename and Trademark

Developed Technology – Boot Firmware

Developed Technology – Manageability and Security

Customer relationships

Total amortization to be recorded

Less: Historical amortization

Incremental amortization

Depreciation expense on Property and equipment - Reflects the $0.3 million net decrease in depreciation expense resulting from the removal of the historical depreciation expense of $1.2 million and recognition of $0.9 million depreciation expense in applying the useful lives as per the Company’s policy for the six months ended July 4, 2026, and the $0.2 million net decrease in depreciation expense resulting from the removal of the historical depreciation expense of $2.3 million and recognition of $2.1 million depreciation expense in applying the useful lives as per the Company’s policy for the year ended January 3, 2026.

Operating lease cost on lease balances - Reflects a decrease in operating lease cost in the amount of $0.1 million for the six months ended July 4, 2026 and an increase of $0.4 million for the year ended January 3, 2026 recorded within selling, general and administrative expense pertaining to remeasurement of the right-of-use assets and lease liabilities on Closing Date as part of Acquisition.

Reflects the impact of nonrecurring expenses related to transaction costs in the amount of $14.3 million, for the year ended January 3, 2026, primarily comprised of investment banking fees, legal fees, issuance costs, accounting and audit fees, and other related advisory costs. The related balance sheet statement adjustment is reflected at adjustment (B).

Reflects the impact of nonrecurring compensation costs related to cash payments made to certain employees and associated payroll tax payable in the amount of $8.6 million in connection with the Acquisition. The related balance sheet adjustment is reflected at adjustment (C).

Reflects the incremental stock-based compensation cost for new restricted stock units in the amount of $24.8 million for the six months ended July 4, 2026 and $48.7 million for the year ended January 3, 2026.

Reflects an elimination of interest expense amounting to $12.8 million for the six months ended July 4, 2026 and $27.2 million for the year ended January 3, 2026 related to the repayment of long-term debt of AMI.

Reflects interest expense amounting to $25.9 million for the six months ended July 4, 2026 and $53.3 million for the year ended January 3, 2026 related to issuance of term loan facility as presented at adjustment (D). The term loan facility has a variable interest rate based on Secured Overnight Financing Rate (“SOFR”) plus 1.75%. An increase or decrease of one-eighth of a percent in the interest rate would result in an increase or decrease in interest expense of $0.6 million and $1.2 million for the six months ended July 4, 2026 and for the year ended January 3, 2026 respectively. This adjustment also includes the amortization of estimated debt issuance costs of $0.6 million and $1.2 million for the six months ended July 4, 2026 and for the year ended January 3, 2026, respectively, pertaining to the term loan facility as presented at adjustment (D).

Reflects the tax impact of all pro forma adjustments for the six months ended July 4, 2026 and for the year ended January 3, 2026, calculated using a statutory rate of 21%.

Numerator

Pro forma net income (loss)

Denominator

Lattice weighted average number of common shares outstanding

Add: Shares issued to AMI shareholders in the Acquisition

Pro forma shares used in basic net income per share

Pro forma net income (loss) per share – Basic

Pro forma shares used in basic net income per share

Add: Dilutive effect of employee equity incentive awards (*)

Pro forma shares used in diluted net income (loss) per share (*)

Pro forma net income (loss) per share – Diluted (*)

Considering there is a net loss position for the six months ended July 4, 2026 and the year ended January 3, 2026, the inclusion of additional shares issuable under employee equity incentive awards would only be anti-dilutive. As such, basic EPS and diluted EPS is calculated as same for the six months ended July 4, 2026 and the year ended January 3, 2026.