0001562180-21-007706 4 1 20211215 20211215 20211215 Lockard Steven C 0001678420 4 34 001-37839 211494463 C/O TPI COMPOSITES, INC. 8501 N. SCOTTSDALE ROAD, SUITE 100 SCOTTSDALE AZ 85253 TPI COMPOSITES, INC 0001455684 3510 201590775 1231 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 2021-12-15 false 0001455684 TPI COMPOSITES, INC TPIC 0001678420 Lockard Steven C 8501 NORTH SCOTTSDALE ROAD, GAINEY CENTER II, SUITE 100 SCOTTSDALE AZ 85253 true false false false Common Stock 2021-12-15 2021-12-15 4 P false 3000.00 14.4897 A 428702.00 I By Lockard Family Trust This transaction was executed in multiple trades at prices ranging from $14.4897 to $14.4900. 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. /s/ Steven G. Fishbach, Attorney-in-Fact 2021-12-15