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3436.T

SUMCO CORPORATIONClosed

3,079.00−51.00 −1.63%JPY

Tokyo · as of Oct 14, 02:30 ET · 20m delay

Open

3,105.00

Prev close

3,130.00

Day range

3,036.003,173.00

52-week range

1,131.005,939.00

Volume

10.34M0.75×

Mkt cap

1.08T

P/E ttm

—

Fwd P/E

62.54

EPS ttm

-79.28

Div yield

0.64%

Earnings

Nov 11, 2026

From 52w high

−48.16%

Price Chart

Yahoo Finance · delayed

3436.TOct 14, 2026O 3,105.00H 3,173.00L 3,036.00C 3,079.00−51.00 (−1.63%)Vol 10.34M

SMA 503,351.64
SMA 2002,774.61

1Y change +85.76% since Oct 10, 2025 close523 bars loadedTimes in Asia/TokyoDraw from the left toolbar · click a drawing to edit · right-click for alerts and export

3436.T SUMCO CORPORATION · Last Guard Finance

DES

Key Statistics

Yahoo Finance

Performance

1 week: −16.42%
1 month: +7.43%
3 months: −39.32%
6 months: +37.55%
Year to date: +114.56%
1 year: +89.36%

Valuation & ownership

Market cap: 1.08T
Enterprise value: 1.42T
P/E (ttm): —
Forward P/E: 62.54
PEG ratio: 7.67
Price / book: 1.90
Price / sales (ttm): 2.57
EV / EBITDA: 12.99
EPS (ttm): -79.28
EPS (forward): 49.23
Beta (5y monthly): 1.12
Dividend yield: 0.64%
Payout ratio: 213.62%
Shares outstanding: 349.73M
Float: 349.61M
Short % of float: —
Short ratio (days): —
Held by insiders: 0.00%
Held by institutions: 55.54%
Avg volume (3m): 13.83M
50-day average: 3,347.47
200-day average: 2,815.25
52-week change: +89.36%
S&P 500 52-week: +17.03%

Technicals (daily)

RSI (14): 41.8
vs 50-day SMA: −8.13%
vs 200-day SMA: +10.97%
50 / 200-day trend: ▲ 50 above 200
MACD vs signal: ▲ above
ATR (14) % of price: 6.69%
Realised vol (20d, ann.): 65.9%
From 52-week high: −48.16%
From 52-week low: +172.24%

ANR

Analyst Consensus

16 analysts

Consensus

Buy

2.44 on a 1 (strong buy) – 5 (sell) scale

Mean target

3,886.25

+26.22% implied

Low 1,440.00Median 4,250.00High 5,500.00

Recommendation trend

Now8 / 5 / 3
1m ago

DES

About SUMCO CORPORATION

Yahoo Finance profile

Sumco Corporation engages in the manufacture and sale of silicon wafers for the semiconductor industry in Japan, the United States, China, Taiwan, South Korea, Europe, and internationally. It offers polished, annealed, epitaxial, junction isolated, silicon-on-insulator, and reclaimed polished wafers, as well as provides monocrystalline ingots. The company was formerly known as Sumitomo Mitsubishi Silicon Corp. and changed its name to Sumco Corporation in August 2005. The company was incorporated in 1999 and is headquartered in Minato, Japan.

Sector: Technology
Industry: Semiconductor Equipment & Materials
Employees: 9,714
Headquarters: Minato, Japan
Website: sumcosi.com
Officers: Mr. Jiro Ryuta President & Chairman of the Board of Director
Mr. Shinichi Kubozoe CFO, Executive VP & Representative Director
Mr. Ito Hiroshi GM of Accounting Department, Executive Officer & Director
Mr. Takeo Katoh Sr. Managing Exec. Off. of AI Promotion Headquarters, General Affairs, HR & Labor Policy & Director

SEAS

Seasonality · 3436.T

2007–2026 · monthly returns

Strongest month Oct +4.78%Weakest month Aug −7.13%Averages use completed years only. Past seasonality doesn't predict future returns.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
2026	12.5	13.2	-9.2	49.2	61.3	0.9	-16.7	1.3	-2.5	-7.1			+114.6%
2025	-2.2	-1.8	-11.3	-2.3	-0.1	15.5	5.5	4.1	26.5	0.0	-21.8	16.4	+21.3%
2024	6.7	3.9	2.7	-0.9	-1.1	-1.8	7.7	-33.1	-7.6	-3.2	-19.4	-1.7	−44.1%
2023	8.7	-1.6	5.4	-5.9	6.8	1.9	2.1	-5.9	0.1	-0.7	14.5	-4.6	+20.3%
2022	-11.6	-9.1	7.4	-6.4	10.5	-16.1	5.1	3.4	-11.6	11.9	7.1	-13.1	−25.2%
2021	-2.5	10.2	4.0	12.1	-10.3	7.2	-7.6	-7.7	-3.1	-3.9	15.0	-5.6	+3.8%
2020	-4.7	-5.7	-15.1	11.3	6.5	-0.1	-2.1	-11.0	2.6	7.5	33.4	7.0	+23.9%
2019	22.7	-6.2	-12.9	18.6	-17.6	6.6	13.1	-9.2	10.1	25.6	-7.1	8.0	+48.8%
2018	2.9	-3.0	-3.2	-3.2	-2.0	-15.6	6.5	-16.7	-16.9	-7.4	14.0	-29.5	−57.5%
2017	17.3	-6.7	12.2	5.1	-6.1	-11.1	10.4	-10.0	9.5	39.4	14.4	2.3	+91.3%
2016	-13.6	-10.0	-1.4	2.4	8.1	-17.5	20.1	16.3	-9.2	34.2	13.7	20.5	+63.4%
2015	14.8	19.7	-16.0	-9.6	3.1	-18.5	-19.1	-9.9	-4.6	15.2	6.4	-29.2	−47.2%
2014	-14.3	-1.9	2.2	-1.6	1.5	16.6	3.2	-6.5	47.8	11.0	2.9	15.6	+88.5%
2013	13.0	-2.3	17.6	-6.1	22.5	-12.9	-20.7	-5.2	-2.8	11.7	11.7	-6.6	+10.5%
2012	14.8	33.8	15.2	-14.8	-23.0	8.2	-15.9	-1.8	-10.8	3.8	5.5	45.8	+47.6%
2011	7.8	19.9	11.8	-7.7	-5.7	-7.4	-9.9	-25.3	-19.3	9.9	-21.8	-9.8	−50.9%
2010	-4.4	3.4	23.4	5.4	-21.1	-9.9	10.1	-12.9	-8.9	-4.2	6.3	-12.5	−28.8%
2009	7.4	3.8	16.6	-0.4	2.3	-6.4	29.1	7.0	7.4	-12.9	-16.9	10.4	+46.8%
2008	-27.8	2.2	-8.4	21.1	2.5	-13.0	5.3	-11.3	-26.7	-35.9	-10.3	20.0	−65.5%
2007	-13.3	0.7	11.6	6.9	11.8	5.6	-0.2	0.2	-24.4	-11.1	-17.5	-6.1	−36.0%

3436.T

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Key Statistics

Performance

Valuation & ownership

Technicals (daily)

Analyst Consensus

About SUMCO CORPORATION

Seasonality · 3436.T

Insider Activity · 3436.T

Congress Trades · 3436.T

Investors Holding 3436.T

Investors Holding 3436.T

Congress Trades · 3436.T

Insider Activity · 3436.T

Seasonality · 3436.T

Key Statistics

Performance

Valuation & ownership

Technicals (daily)

Analyst Consensus

About SUMCO CORPORATION

Financial Snapshot

Earnings & Dividends

News