InsidersTradesSigma
Total declarations
Company
▲ Purchases (4 ops.)
▼ Sales (0 ops.)
Insider track record
CEODisclosed buys
4
Disclosed sells
0
T+90 hit rate
44%
T+90 mean return
+4.8%
Across 9 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the full record of transactions filed by Siwek William E, Chief Executive Officer. Director active across 1 company, notably TPI Composites, INC. Cumulatively, 18 filings have been published. Split: 4 buys · 0 sell. Total volume traded: €101k. History available since 14 May 2021. The latest transaction was disclosed on 21 March 2025 (Levée d'options). Regulator: SEC (Form 4). The full history is openly available.
Declarations18 total
12,034 shares0Common StockSEC:0001127602-25-010352:0
17,385 shares0Common StockSEC:0001127602-25-010127:0
32,875 shares0Common StockSEC:0001127602-25-009238:0
8,219 shares0Common StockSEC:0001127602-25-006551:0
10,000 shares@ US$2.1920.5% of flowCommon StockSEC:0001127602-24-027273:0
Ideal exit: 10 Aug 2025 (T+270)
12,034 shares0Common StockSEC:0001562180-24-002962:0
14,809 shares0Common StockSEC:0001562180-24-002583:0
10,000 shares@ US$4.899144.8% of flowCommon StockSEC:0001562180-23-006450:0
Ideal exit: 14 May 2024 (T+270)
47,583 shares0Common StockSEC:0001562180-23-002784:0
47,938 shares0Common StockSEC:0001562180-23-000109:0
4,543 shares0Common StockSEC:0001562180-22-004114:0
9,330 shares0Common StockSEC:0001562180-22-002467:0
23,963 shares0Common StockSEC:0001562180-22-000101
23,963 shares0Common StockSEC:0001562180-22-000101:0
1,340 shares@ US$14.679417.4% of flowCommon StockSEC:0001562180-21-007705
Ideal exit: 11 Sept 2022 (T+270)
1,340 shares@ US$14.67943.98% mcap50.0% of flowCommon StockSEC:0001562180-21-007705:0
Ideal exit: 11 Sept 2022 (T+270)
4,544 shares0Common StockSEC:0001562180-21-003582
4,544 shares0Common StockSEC:0001562180-21-003582:0
18 of 18 declarations
About Siwek William E
William E. Siwek is the President and CEO of TPI COMPOSITES, INC. He leads the company by defining the strategic vision and overseeing daily operations. With a strong background in the industry, William is responsible for growth and innovation within TPI COMPOSITES, INC. His leadership is essential for achieving the company's objectives and strengthening its market position.
