AMKOR TECHNOLOGY, INC.

Listed Company

AMKRCIK 0001047127NasdaqLarge AcceleratedSemiconductors & Related DevicesDelawareFY ends Dec 31

Period

FY 2025

Revenue

$6.71B

Net Income

$373.89M

Total Assets

$8.14B

Equity

$4.47B

Shares Out

247.87M

Op. Cash Flow

$1.10B

AMKR$62.92+190.73% · past yearDBEQ Basic

Daily closing prices

Business

Amkor Technology is an outsourced semiconductor assembly and test service provider offering advanced packaging, wafer-level processing, and system-in-package solutions. The company provides turnkey services including wafer bump, probe, back-grind, package design, packaging, burn-in, and final test to integrated device manufacturers, fabless semiconductor companies, and contract foundries. Core segments include Advanced Products and Mainstream Products, serving communications, computing, automotive, and consumer end markets through manufacturing facilities in Asia, Europe, and the United States.

Summary from 10-K filed 2026-02-20

Financials

Consolidated Statement of Income

Year Ended · In millions, except per-share amounts

Concept	FY 2025 2025-12-31	FY 2024 2024-12-31	FY 2023 2023-12-31	FY 2022 2022-12-31	FY 2021 2021-12-31
Net sales	6,708	6,318	6,503	7,092	6,138
Cost of sales	5,769	5,384	5,560	5,762	4,913
Gross profit	939	933	943	1,330	1,226
Selling, general and administrative	304	332	295	283	296
Research and development	167	163	177	149	166
Total operating expenses	471	495	473	433	462
Operating income	467	438	470	897	763
Interest expense	75	65	59	59	—
Other (income) expense, net	−53	−58	−33	−18	−3
Total other expense, net	23	7	26	40	48
Income before taxes	445	431	444	857	715
Total tax provision and effective tax rate	69	75	82	90	69
Net income	376	356	362	767	646
Net income attributable to noncontrolling interests	−2	−2	−2	−1	−3
Net income attributable to Amkor	374	354	360	766	643
Basic (in dollars per share)	1.51	1.44	1.46	3.13	2.64
Diluted (in dollars per share)	1.5	1.43	1.46	3.11	2.62
Basic (in shares)	247	246	246	245	244
Diluted (in shares)	248	248	247	246	246

Consolidated Balance Sheet

As of · In millions, except per-share amounts

Concept	FY 2025 2025-12-31	FY 2024 2024-12-31	FY 2023 2023-12-31	FY 2022 2022-12-31	FY 2021 2021-12-31
Cash and cash equivalents	1,378	1,134	1,120	959	827
Short-term investments (amortized cost of $612,344 and $513,494, respectively)	613	513	475	282	252
Accounts receivable, net of allowances of $1,028 and $1,318, respectively	1,355	1,055	1,149	1,366	1,259
Inventories	438	311	393	630	485
Other current assets	101	61	59	65	34
Total current assets	3,885	3,073	3,196	3,301	2,857
Property, plant and equipment, net	3,871	3,576	3,299	3,136	2,871
Operating lease right of use assets	93	110	117	171	160
Goodwill	18	18	20	22	25
Restricted cash	68	759,000	799,000	3	4
Other assets	202	166	138	189	123
Total assets	8,136	6,944	6,771	6,822	6,039
Short-term borrowings and current portion of long-term debt	162	236	132	144	153
Trade accounts payable	913	713	754	899	829
Capital expenditures payable	244	123	106	147	211
Short-term operating lease liability	23	27	34	71	64
Accrued expenses	370	356	358	402	423
Total current liabilities	1,712	1,455	1,384	1,662	1,680
Long-term debt	1,283	923	1,072	1,089	985
Pension and severance obligations	69	71	87	94	120
Long-term operating lease liabilities	49	58	57	76	84
Other non-current liabilities	517	254	176	202	197
Total liabilities	3,630	2,761	2,776	3,122	3,066
Commitments and contingencies (Note 17)	—	—	—	—	—
Preferred stock, $0.001 par value, 10,000 shares authorized, designated Series A, none issued	0	0	0	0	0
Common stock, $0.001 par value, 500,000 shares authorized, 293,756 and 293,052 shares issued, and 247,303 and 246,684 shares outstanding, respectively	294,000	293,000	292,000	291,000	290,000
Additional paid-in capital	2,054	2,032	2,008	1,996	1,977
Retained earnings	2,627	2,335	2,160	1,875	1,164
Accumulated other comprehensive income (loss)	17	8	16	17	20
Treasury stock, at cost, 46,453 and 46,368 shares, respectively	−227	−225	−222	−219	−219
Total Amkor stockholders equity	4,471	4,150	3,962	3,669	2,942
Noncontrolling interests in subsidiaries	35	34	33	31	30
Total equity	4,506	4,183	3,995	3,700	2,973
Total liabilities and equity	8,136	6,944	6,771	6,822	6,039

Consolidated Statement of Cash Flows

Year Ended · In millions, except per-share amounts

Concept	FY 2025 2025-12-31	FY 2024 2024-12-31	FY 2023 2023-12-31	FY 2022 2022-12-31	FY 2021 2021-12-31
Depreciation and amortization	642	595	632	613	564
Amortization of deferred debt issuance costs and premiums	4	4	4	3	3
Deferred income taxes	−19	−784,000	13	−12	11
Loss on debt retirement	2	0	0	464,000	0
Gain on disposal of fixed assets, net	−37	−4	−2	−3	−1
Share-based compensation	20	18	8	14	11
Other, net	−7	8	17	−2	14
Accounts receivable	−297	100	205	−104	−299
Inventories	−127	79	234	−148	−191
Other current assets	−5	−6	3	−24	5
Other assets	724,000	12	11	−35	15
Trade accounts payable	203	−36	−135	87	216
Accrued expenses	37	4	−48	−41	108
Pension and severance obligations	−5	−7	−844,000	−11	−30
Net operating lease ROU asset	16	4	51	−14	−15
Operating lease liabilities	−13	−2	−53	2	16
Other non-current liabilities	304	−35	−30	7	50
Net cash provided by operating activities	1,096	1,089	1,270	1,099	1,121
Payments for property, plant and equipment	−905	−744	−749	−908	−780
Proceeds from sale of property, plant and equipment	110	4	8	3	3
Proceeds from foreign exchange forward contracts	59	47	44	34	17
Payments for foreign exchange forward contracts	−64	−89	−76	−105	−70
Payments for short-term investments	−828	−569	−658	−439	−414
Proceeds from sale of short-term investments	306	66	94	34	87
Proceeds from maturities of short-term investments	430	474	379	371	—
Other investing activities	6	10	5	3	8
Net cash used in investing activities	−885	−800	−952	−1,007	−944
Proceeds from revolving credit facilities	0	0	370	80	0
Payments of revolving credit facilities	0	0	−370	−80	0
Proceeds from short-term debt	0	5	21	30	16
Payments of short-term debt	0	−10	−19	−27	−20
Proceeds from long-term debt	1,096	173	168	366	354
Payments of long-term debt	−810	−177	−175	−214	−317
Payments for debt issuance costs	−15	−1	−1	−7	−1
Payments of finance lease obligations	−90	−72	−66	−41	−20
Proceeds from issuance of stock through share-based compensation plans	2	5	4	6	13
Payments of dividends	−82	−179	−75	−55	−51
Other financing activities	−4	−4	−4	−2	−3
Net cash provided by (used in) financing activities	99	−260	−149	56	−30
Effect of exchange rate fluctuations on cash, cash equivalents and restricted cash	3	−14	−11	−16	−18
Net increase in cash, cash equivalents and restricted cash	312	14	158	131	129
Interest	74	60	54	54	47
Income taxes	76	83	90	97	24
Property, plant and equipment included in capital expenditures payable	238	118	104	142	211
Right of use assets acquired through operating lease liabilities	10	30	6	65	63
Right of use assets acquired through finance lease liabilities	60	150	58	58	—
Property, plant and equipment acquired through exchange and derecognition of right of use assets	71	41	5	—	—
Property, plant and equipment acquired through grants	0	33	0	0	—
Grants and incentive receivables recognized for qualified capital expenditures	49	1	0	0	—
Investment tax credit applied to income taxes payable	4	0	0	—	—

Filings

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Frequently asked questions

What is AMKOR TECHNOLOGY, INC.'s CIK number?

AMKOR TECHNOLOGY, INC.'s SEC CIK number is 0001047127 (1047127). The CIK (Central Index Key) is the permanent identifier the SEC assigns to every EDGAR filer — unlike a ticker symbol, it never changes.

Where can I find AMKOR TECHNOLOGY, INC.'s SEC filings?

All of AMKOR TECHNOLOGY, INC.'s EDGAR filings — 10-K annual reports, 10-Q quarterly reports, 8-K material events, and insider transactions — are listed on this page, sourced live from SEC EDGAR.

When did AMKOR TECHNOLOGY, INC. last report earnings?

AMKOR TECHNOLOGY, INC. (AMKR) most recently filed an earnings 8-K with the SEC on Apr 27, 2026, furnishing its results under Item 2.02 (Results of Operations and Financial Condition). The earnings press release is attached to that filing (accession 0001047127-26-000017). This is AMKOR TECHNOLOGY, INC.'s most recent earnings filing of record — not a forecast of its next earnings date.

What is AMKOR TECHNOLOGY, INC.'s most recent earnings 8-K?

AMKOR TECHNOLOGY, INC.'s latest earnings 8-K (Item 2.02) was filed Apr 27, 2026 under accession 0001047127-26-000017. It carries the quarterly or annual earnings press release — the earliest official, SEC-filed version of the results.

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