STMicroelectronics

Transaction in Own Shares • May 20, 2019

PR N°C2899C

STMicroelectronics Announces Status of Common Share Repurchase Program

Disclosure of Transactions in Own Shares – Period from May 13, 2019 to May 17, 2019

AMSTERDAM - May 20, 2019 -- STMicroelectronics N.V. (the "Company" or "STMicroelectronics"), a global semiconductor leader serving customers across the spectrum of electronics applications, announces full details of its common share repurchase program (the "Program") disclosed via a press release dated November 5, 2018. The Program was approved by a shareholder resolution dated May 31, 2018 and by the supervisory board.

STMicroelectronics N.V. (registered with the trade register under number 33194537) (LEI: 213800Z8NOHIKRI42W10) (Ticker: "STM") announces the repurchase (by a broker acting for the Company) on the regulated market of Euronext Paris, in the period between May 13, 2019 to May 17, 2019 (the "Period"), of 347,605 ordinary shares (equal to 0.04% of its issued share capital) at the weighted average purchase price per share of EUR 14.8722 and for an overall price of EUR 5,169,650.96.

Below is a summary of the repurchase transactions made in the course of the Period in relation to the ordinary shares of STM (ISIN: NL0000226223), in detailed form.

Dates of transaction	Number of share purchased	Weighted average purchase price per share (EUR)	Total amount paid (EUR)	Market on which the shares were bought (MIC code)
May 13, 2019	112,045	14.4282	1,616,609.35	XPAR
May 14, 2019	114,628	14.8017	1,696,691.33	XPAR
May 15, 2019	41,319	15.0888	623,454.54	XPAR
May 16, 2019	2,368	15.2268	36,057.00	XPAR
May 17, 2019	77,245	15.4941	1,196,838.74	XPAR
Total for Period	347,605	14.8722	5,169,650.96

Transactions in Period

Following the share buybacks detailed above, the Company holds in total 19,206,659 treasury shares, which represents approximately 2.1% of the Company's issued share capital.

In accordance with Article 5(1)(b) of Regulation (EU) 596/2014 (the Market Abuse Regulation) and Article 2(3) of Commission Delegated Regulation (EU) 2016/1052, a full breakdown of the individual trades in the Program are disclosed on the ST website (https://investors.st.com/buyback-program).

About STMicroelectronics

ST is a global semiconductor leader delivering intelligent and energy-efficient products and solutions that power the electronics at the heart of everyday life. ST's products are found everywhere today, and together with our customers, we are enabling smarter driving and smarter factories, cities and homes, along with the next generation of mobile and Internet of Things devices.

By getting more from technology to get more from life, ST stands for life.augmented.

In 2018, the Company's net revenues were \$9.66 billion, serving more than 100,000 customers worldwide. Further information can be found at www.st.com.

For further information, please contact: INVESTOR RELATIONS: Céline Berthier Group VP, Investor Relations Tel : +41.22.929.58.12 celine.berthier@st.com

MEDIA RELATIONS: Alexis Breton Corporate External Communications Tel: + 33 6 59 16 79 08 alexis.breton@st.com