0001562180-21-002031 4 1 20210303 20210305 20210305 Gopalakrishnan Ramesh 0001775166 4 34 001-37839 21719405 8501 NORTH SCOTTSDALE ROAD SUITE 100 SCOTTSDALE AZ 85253 TPI COMPOSITES, INC 0001455684 3510 201590775 8501 N SCOTTSDALE ROAD GAINEY CENTER II, SUITE 100 SCOTTSDALE AZ 85253 480-305-8910 8501 N SCOTTSDALE ROAD GAINEY CENTER II, SUITE 100 SCOTTSDALE AZ 85253 TPI COMPOSITES INC 20090206 4 1 primarydocument.xml PRIMARY DOCUMENT X0306 4 2021-03-03 false 0001455684 TPI COMPOSITES, INC TPIC 0001775166 Gopalakrishnan Ramesh 8501 NORTH SCOTTSDALE ROAD GAINEY CENTER II, SUITE 100 SCOTTSDALE AZ 85253 false true false false Chief Operating Officer - Wind Common Stock 2021-03-03 4 M false 3126.00 18.70 A 15059.00 D Common Stock 2021-03-03 4 S false 2126.00 47.6551 D 12933.00 D Common Stock 2021-03-03 4 S false 800.00 48.59 D 12133.00 D Common Stock 2021-03-03 4 S false 200.00 49.52 D 11933.00 D Common Stock 2021-03-03 4 S false 2206.00 45.8386 D 9727.00 D Common Stock 2021-03-03 4 S false 2130.00 46.8512 D 7597.00 D Stock Options (Right to buy) 18.70 2021-03-03 4 M false 3126.00 0.00 D 2026-09-12 Common Stock 3126.00 0.00 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 15, 2020. This transaction was executed in multiple trades at prices ranging from $47.17 to $48.05. The price reported above reflects the weighted-average price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $48.21 to $48.91. The price reported above reflects the weighted-average price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $45.25 to $46.25. The price reported above reflects the weighted-average price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. This transaction was executed in multiple trades at prices ranging from $46.29 to $47.17. The price reported above reflects the weighted-average price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected. The option representing a right to purchase a total of 50,000 shares, 25% of the total shares shall vest on the 1-year anniversary of the vesting start date; thereafter quarterly over 3 years, provided, that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. /s/ Steven G. Fishbach, Attorney-in-Fact 2021-03-05