Truth Social post of September 25, 2025

PostTariff raisedPublished 25/09/25Open the original

Summary

President Trump announces a 25% tariff on heavy trucks made outside the U.S. starting October 1, 2025, to protect American manufacturers from unfair competition.

By industry

Tariffs & Reshoring1 trading day−0.6%p15 stocks5 trading days+2.2%p15 stocks20 trading days+0.8%p15 stocks

Day by day after the announcement

Tariffs & Reshoring stocks and the S&P 500 after the announcement, cumulative %
Day	Tariffs & Reshoring stocks	S&P 500
25/09/24	0.0%	0.0%
25/09/25	−1.1%	−0.5%
25/09/26	+2.2%	+0.1%
25/09/29	+1.6%	+0.3%
25/09/30	+1.6%	+0.5%
25/10/01	+3.2%	+1.0%
25/10/02	+4.0%	+1.1%
25/10/03	+4.0%	+1.1%
25/10/06	+3.0%	+1.5%
25/10/07	+3.2%	+1.2%
25/10/08	+6.5%	+1.8%
25/10/09	+5.2%	+1.4%
25/10/10	+1.1%	−1.9%
25/10/13	+4.4%	+0.2%
25/10/14	+5.1%	+0.1%
25/10/15	+4.6%	+0.6%
25/10/16	+1.7%	−0.3%
25/10/17	+1.4%	+0.5%
25/10/20	+6.0%	+1.6%
25/10/21	+4.8%	+1.5%
25/10/22	+1.7%	+0.9%

Korean stocks in these industries

Hyundai Steel 004020
POSCO Holdings 005490
SeAH Steel Holdings 003030

Trades in these industries around the announcement

Members' and insiders' trades in the industries' stocks, 30 days before to 30 days after.

John R. McPhersonDirector
BuyCommercial Metals
Buy
Commercial Metals
CMC
$99.5K
1,712 sh
$99.5K
Filed 25/10/21
Traded 25/10/20
John R. McPhersonDirector
BuyCommercial Metals
Buy
Commercial Metals
CMC
$587
10 sh
$587
Filed 25/10/21
Traded 25/10/20
Kimberly A. FieldsPresident, CEO and Director
Sell10b5-1 planAti
Sell10b5-1 plan
Ati
ATI
$1.8M
21,153 sh
$1.8M
Filed 25/10/16
Traded 25/10/15
Kimberly A. FieldsPresident, CEO and Director
Sell10b5-1 planAti
Sell10b5-1 plan
Ati
ATI
$1.7M
21,154 sh
$1.7M
Filed 25/10/08
Traded 25/10/06
Kimberly A. FieldsPresident, CEO and Director
Sell10b5-1 planAti
Sell10b5-1 plan
Ati
ATI
$1.6M
20,312 sh
$1.6M
Filed 25/09/23
Traded 25/09/22
Kimberly A. FieldsPresident & CEO
Sell10b5-1 planAti
Sell10b5-1 plan
Ati
ATI
$1.2M
15,941 sh
$1.2M
Filed 25/09/10
Traded 25/09/09
Steven E. KarolDirector
SellCarpenter Technology
Sell
Carpenter Technology
CRS
$843.8K
3,433 sh
$843.8K
Filed 25/09/10
Traded 25/09/09
Kenneth L. CallowaySVP, Human Resources
SellCentury Aluminum
Sell
Century Aluminum
CENX
$452.4K
16,450 sh
$452.4K
Filed 25/09/23
Traded 25/09/19
Agust F. HafbergSVP & Chief Commercial Officer
SellCentury Aluminum
Sell
Century Aluminum
CENX
$264.9K
9,493 sh
$264.9K
Filed 25/09/30
Traded 25/09/26
Richard WagnerSVP and COO
SellInsteel Industries
Sell
Insteel Industries
IIIN
$167.7K
4,366 sh
$167.7K
Filed 25/08/26
Traded 25/08/26
James R. YorkSVP
SellInsteel Industries
Sell
Insteel Industries
IIIN
$23.1K
600 sh
$23.1K
Filed 25/09/05
Traded 25/09/04