Shimmick Corporation (SHIM)
Nasdaq: SHIM · Heavy Construction Other Than Bldg Const - Contractors · Irvine, CA · filing with the SEC since 2023
Who owns Shimmick Corporation
As filed with the SECHolders of 5% or more
2
Mitchell B. Goldsteen holds 57.8% of Common Stock, par value $0.01 per share, as its SCHEDULE 13G/A filed May 15, 2026 says.
Directors and officers
8
report now, of 13 people on the record since 2023. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 2 named at left.
Holders of 5% or moreshare of the class, as filed
Mitchell B. Goldsteen
SCHEDULE 13G/A · filed May 15, 2026 · Common Stock, par value $0.01 per share · 62.5% in May 14, 2025
Aecom
SCHEDULE 13D/A · filed Aug 12, 2026 · Common stock, par value $0.01 per share
What SHIM reports owning in othersstakes of 5% or more, and other ties
21 subsidiaries in 1 country, from the list filed with the 10-K filed Mar 13, 2026.
Insider tradesForm 4
1sales
0purchases
1sales on a scheduled plan
1people selling
$400,000sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Oct 15, 2025 to Oct 15, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 15, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window1 of 14 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Goldsteen Mitchell B. | director | 1 | $400,000 | 1 | 0 | $0 |