SQM2017 RESULTS

Statements in this presentation concerning theCompany’s business outlook or future economicperformances, anticipated profitability, revenues,expenses, or other financial items, anticipated costsynergies and product or service line growth, togetherwith other statements that are not historical facts, are“forward-looking statements” as that term is definedunder Federal Securities Laws.

Any forward-looking statements are estimates, reflectingthe best judgment of SQM based on currently availableinformation and involve a number of risks, uncertaintiesand other factors that could cause actual results to differmaterially from those stated in such statements.

Risks, uncertainties, and factors that could affect theaccuracy of such forward-looking statements areidentified in the public filing made with the Securities andExchange Commission, and forward-looking statementsshould be considered in light of those factors.

SQM

Important Notice

2

3

PotassiumS p e c i a l t y P l a n t

N u t r i e n t sI o d i n e &

D e r i v a t i v e sL i t h i u m &

D e r i v a t i v e sI n d u s t r i a l C h e m i c a l s

F E R T I L I Z E R S

SQM at a Glance

2 0 1 7 R e v e n u e s : U S $ 2 . 2 b i l l i o n | 2 0 1 7 E B I T D A : U S $ 8 9 4 m i l l i o n | E B I T D A M a r g i n L T M : ~ 4 1 %

N F D / E B I T D A : . 3 | M o o d y ´ s : B a a 1 | S t a n d a r d a n d P o o r ´ s : B B B

S P E C I A L T Y C H E M I C A L S

18%

32%

12%

30%

6%9%

19%

7%

60%

6%

Revenue Gross Profit

Contribution to Revenue vs. Gross Profit 20171

1 Excluding “Others”

• High concentrations of potassium and lithium

• High evaporation rates

• Production rights are pursuant to a lease agreement with CORFO until 2030

• Technology and experience to efficiently operate

Caliche Ore

Technology and experience to efficiently operate

• Caliche ore is only found in Chile

• The world’s largest deposits of nitrates and iodine

• Proprietary mining rights pursuant to exploitation concessions

Salar Brines

Sodium nitrate + Potassium chloride = Potassium nitrate + (Sodium chloride)

+NaNO3

KCl = KNO3

Sustainable Operations in the North of Chile

4

Natural Resources and Experience

Review of Results

US

$ M

illio

n

US

$ M

illio

n

611

607 607 620

736 743 763

763

0

(4)

12

116 7 22

(2)

400

500

600

700

800

900

Revenue Contribution 2017/2016

Gross Profit Contribution 2017/2016

Prices increased significantly in lithium business line. Impact of higher volumes outweighs lower prices in iodine and industrial chemical business lines. Higher prices in potassium business line compensated for lower

sales volumes.

5

SPN Iodine Lithium I.Chem. Potassium

P

Q

1939

19392013 2034

2164 2171 2157

2157

073 21

130 31

(24) (14)

1600

1900

2200

2500

Payments Production allowance

New Agreement

CORFO

Example1

Capacity Expansion Options

SQM Capacity Expansions in Chile

Li2CO3: 48,000 MT to 70,000 MT in 2018

70,000 MT to 100,000 in 2019

LiHO: 6,000 MT to 13,500 MT in 2018

Li2CO3 LiHOUS$/MT % US$/MT %

<4,000 6.80% <5,000 6.80%

4,000-5,000 8.00% 5,000-6,000 8.00%

5,000-6,000 10.00% 6,000-7,000 10.00%

6,000-7,000 17.00% 7,000-10,000 17.00%

7,000-10,000 25.00% 10,000-12,000 25.00%

>10,000 40.00% >12,000 40.00%

Original Agreement % US$/MT

Li2CO3, LiHO 6.80% 884

KCL 1.80% 5.04

New Agreement

Li2CO3 19.78% 2,572

LiHO 14.85% 1,930

KCL 3.00% 8.40

1Avg. price lithium: US$13,000/MT, potassium: US$280/MT

Total production quota until 2030: 349,553 MT of LME:Reminder original quota: 64,816 New quota: 185,767Additional quota: 112,723Efficiency quota: 51,063

Total 2.2 million MT of LCE

Expansion 1: 50,000 MT by 2023Expansion 2: 100,000 MT (in 4 stages of 25k MT)

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Lithium and Derivatives

2017: 23% Market Share

49.7k MT Sales Volumes

US$645 mm Revenues

60% Contribution to Gross Profit

SQM Lithium Projects

Argentina Australia

• Minera Exar, 50/50 JV

• Caucharí-Olaroz, Jujuy

• Capacity 25,000 MT - I stage in 2020

• Mt. Holland integrated project, 50/50 JV

• Capacity 40,000 MT in 2021

Chile

LITHIUM CARBONATE

• Current capacity 48,000 MT

• Expansion to 70,000 MT in 2018

• Expansion to 100,000 MT in 2019

LITHIUM HYDROXIDE

• Current capacity 6,000 MT

• Expansion to 13,500 MT in 2018

Lithium Carbonate & Hydroxide

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Iodine and Derivatives

• Lowest-cost producer

• Main uses: X-ray contrast media - 23%, pharmaceuticals –13%, LCD - 12%.

• Expansion to 14,000 MT per year by end-2018

• Average prices in 4Q2017 ~US$20

• Global demand in 2017 ~35,300 MT (~3% annual growth)

2017: 35% Market Share

12.7k Sales Volumes

US$252 mm Revenues

7% Contribution to Gross Profit

Iodine

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Specialty Plant Nutrients

2017: 54% KNO3 Market Share

966.2k MT Sales Volumes

US$697 mm Revenues

19% Contribution to Gross Profit

• Potassium nitrate (KNO3) provides unique benefits: chlorine-free, water soluble, and fast absorption

• Water soluble segment grows at ~5% per year

SQM competitive advantage:

• Access to reserves of both potassium and nitrates

• Developed distribution network and diverse customer base

• Current production capacity: 1.3 million MT/year,

expansion to 1.5 million MT/year in 2018

Potassium Nitrate (KNO3)

9

Potassium Chloride & Sulfate

Potassium

2017: <3% Market Share

1.3 million MT Sales Volumes

US$379 mm Revenues

9% Contribution to LTM Gross Profit

• MOP is the most common used potassium based fertilizer

• 2017 market size ~ 63 million MT

• Major players in Belarus, Canada and Russia

• Slight price recovery seen in 2017, average prices in 2017 ~US$282/MT

SQM competitive advantage:

• Low-cost producer of MOP

• Flexibility to produce MOP, SOP and KNO3 depending on market needs

• Effective production capacity: 2 million MT/year (including KCL for KNO3 production), expected sales in 2018 ~1 million MT

10

Solar Salts

Industrial Chemicals

2017: 167.6k MT Sales Volumes

US$136 mm Revenues

6% Contribution to Gross Profit

• Various traditional uses for industrial nitrates related to glass, metal treatment and explosives

• Solar Salts:

• A 50MW parabolic CSP plant with 7.5 hours of indirect storage requires ~30k MT of

solar salts

• Project being developed in Europe, Northern and Southern Africa, Middle East, Chile,

China and Australia

• Prices remained flat in 2017 compared to 2016

• Sales volumes ~ 88k MT in 2017

SQM competitive advantage:

• Operational flexibility with certain industrial sodium and potassium nitrate products

• Production of both potassium nitrate and sodium nitrate, the two raw materials in

solar salts production

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Historical Maintenance CAPEX: ~US$100 million

2016-2018: Lithium Hydroxide Expansion to 13.5k MT:~US$30 million

2017-2018: Potassium Nitrate Expansion to 1.5m MT:~US$50 million

2017-2019: Lithium Carbonate Expansion to 100k MT:~US$170 million

2017-2018: Iodine capacity expansion to 14k MT: ~US$30million

CAPEX Framework 2018: ~US$517 million, including~US$157 investments in projects outside Chile

Capex

12

13

Ownership Structure1

Other Relevant Topics

Dividend Policy2

2017 Net Income distribution in 3 interim & 1 final dividend

100% 80% 60%

(a) 𝑐𝑎𝑠ℎ+𝑜𝑡ℎ𝑒𝑟 𝑐𝑢𝑟𝑟𝑒𝑛𝑡 𝑓𝑖𝑛𝑎𝑛𝑐𝑖𝑎𝑙 𝑎𝑠𝑠𝑒𝑡𝑠

𝑐𝑢𝑟𝑟𝑒𝑛𝑡 𝑓𝑖𝑛𝑎𝑛𝑐𝑖𝑎𝑙 𝑙𝑖𝑎𝑏𝑖𝑙𝑖𝑡𝑖𝑒𝑠≥ 2.5 2.0 1.5

(b)𝑡𝑜𝑡𝑎𝑙 𝑙𝑖𝑎𝑏𝑖𝑙𝑖𝑡𝑖𝑒𝑠

𝑡𝑜𝑡𝑎𝑙 𝑒𝑞𝑢𝑖𝑡𝑦≤ 1.1 1.2 1.3

If none of the above parameters is met: 50% of 2017 Net Income

1As of December 31, 2017 2Please see the full version on our website at www.sqm.com

21%

32%

32%

15%

Bank of New York (ADRS)

Nutrien

Pampa Group and Kowa Group

Other Chile

Ownership Structure1 DividendPolicy2

SQMC O N T A C T I N F O R M A T I O N :

• G e r a r d o I l l a n e s : V P o f F i n a n c eg e r a r d o . i l l a n e s @ s q m . c o m

• K e l l y O ’ B r i e n : H e a d o f I n v e s t o r R e l a t i o n s k e l l y . o b r i e n @ s q m . c o m

• I r i n a A x e n o v a : I n v e s t o r R e l a t i o n s i r i n a . a x e n o v a @ s q m . c o m