STMicroelectronics

Transaction in Own Shares • Oct 28, 2019

PR N°C2924C

STMicroelectronics Announces Status of Common Share Repurchase Program

Disclosure of Transactions in Own Shares – Period from Oct 21, 2019 to Oct 25, 2019

AMSTERDAM – October 28, 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 October 21, 2019 to October 25, 2019 (the "Period"), of 422,931 ordinary shares (equal to 0.05% of its issued share capital) at the weighted average purchase price per share of EUR 19.3940 and for an overall price of EUR 8,202,343.76.

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)
Oct 21, 2019	80,918	19.1189	1,547,063.15	XPAR
Oct 22, 2019	80,573	19.2642	1,552,174.39	XPAR
Oct 23, 2019	82,110	18.5937	1,526,728.71	XPAR
Oct 24, 2019	86,312	19.6962	1,700,018.41	XPAR
Oct 25, 2019	93,018	20.1720	1,876,359.10	XPAR
Total for Period	422,931	19.3940	8,202,343.76

Transactions in Period

Following the share buybacks detailed above, the Company holds in total 20,177,467 treasury shares, which represents approximately 2.2% 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