SHIM insider files Form 144; 10,500 shares via TD Securities valued $33,393

Rhea-AI Filing Summary

Shimmick Corporation Form 144 notice reports a proposed sale of 10,500 common shares through TD Securities (USA) LLC with an aggregate market value of $33,393.15 and an approximate sale date of 08/28/2025. The filing shows these shares were acquired on 12/09/2020 in a private acquisition from GOHO LLC, and the issuer had 34,361,459 shares outstanding at the time reported. The document also discloses extensive prior sales by Mitchell B. Goldsteen across many dates in May–August 2025, including a large 30,805-share sale on 08/15/2025 for $68,679.75. The filer affirms no undisclosed material adverse information and provides standard Rule 144 representations.

Positive

• Clear Rule 144 disclosure including acquisition date, broker, and planned sale date
• Detailed prior-sale history provided for transparency about recent insider disposals

Negative

• Significant insider selling activity by Mitchell B. Goldsteen across many dates in May–August 2025, including large single trades
• Proposed sale represents additional supply following numerous recent disposals, which could be viewed unfavorably by some investors

Insights

Securities Analyst

TL;DR: Insider proposing to sell 10,500 shares after extensive prior disposals; disclosure is routine but notable for volume.

The Form 144 is a standard Rule 144 notice disclosing a proposed 10,500-share sale through TD Securities valued at $33,393.15 with an approximate sale date of 08/28/2025. The shares were acquired in a private transaction on 12/09/2020 from GOHO LLC, and the issuer's outstanding shares are listed as 34,361,459. The filing includes a long series of prior sales by Mitchell B. Goldsteen across May–August 2025, including several large transactions (for example, 30,805 shares on 08/15/2025). From a market-impact perspective this is disclosure of insider liquidity activity rather than operational news; it is material to share supply and insider intent but does not itself reveal company performance.

Corporate Governance Expert

TL;DR: Proper Rule 144 compliance documented; frequency and size of insider sales merit governance attention.

The filing documents compliance with Rule 144 requirements: acquisition details (12/09/2020 from GOHO LLC), the planned broker (TD Securities), and the representation that no undisclosed material adverse information exists. The extensive list of prior disposals by the same person suggests sustained insider selling activity. While filings like this do not imply misconduct, board/governance stakeholders often monitor recurring large insider sales for context around executive compensation, diversification, or potential concerns. The disclosure itself is thorough and meets reporting expectations.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	TD SECURITIES (USA) LLC 125 PARK AVE, 20TH FLOOR New York NY 10017	10500	33393.15	34361459	08/28/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/09/2020	Private Acquisition	GOHO LLC			21908800	12/09/2020	Private Acquisition

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	05/28/2025	3392	5805.41
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	05/29/2025	1052	1795.45
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	05/30/2025	1000	1670.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/02/2025	1032	1669.57
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/03/2025	3500	5464.20
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/04/2025	2500	3735.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/05/2025	2000	2912.20
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/06/2025	5000	7406.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/09/2025	820	1242.96
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/10/2025	800	1248.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/11/2025	10058	16684.21
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/12/2025	8090	13787.79
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/13/2025	700	1159.79
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/16/2025	500	853.50
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/17/2025	1200	1942.08
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/18/2025	702	1134.29
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/20/2025	900	1441.98
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/23/2025	6000	9395.40
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/24/2025	4250	7040.98
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/25/2025	900	1434.78
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/26/2025	7122	12040.45
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/27/2025	916	1567.28
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	06/30/2025	1700	2916.01
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/01/2025	29639	59008.29
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/02/2025	4470	8775.95
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/03/2025	1900	3819.95
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/07/2025	2677	5382.11
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/08/2025	7000	13812.40
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/09/2025	1310	2627.07
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/10/2025	2200	4368.98
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/11/2025	1000	1900.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/14/2025	1300	2580.50
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/15/2025	7000	14158.90
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/16/2025	2100	4232.34
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/17/2025	8558	18798.50
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/18/2025	2000	4377.80
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/21/2025	800	1729.92
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/22/2025	18316	38379.35
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/23/2025	28223	59228.79
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/24/2025	3900	8135.01
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/25/2025	3800	7910.08
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/28/2025	1000	2067.50
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/29/2025	3958	7416.50
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/30/2025	4000	7340.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	07/31/2025	25776	46118.42
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/01/2025	2300	3861.47
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/04/2025	7175	12416.34
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/05/2025	6243	10798.52
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/06/2025	5092	8841.24
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/07/2025	2000	3439.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/08/2025	2500	4545.00
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/11/2025	15310	29992.29
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/12/2025	2116	4196.45
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/13/2025	8000	16780.80
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/14/2025	6300	13270.32
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/15/2025	30805	68679.75
MITCHELL B. GOLDSTEEN 530 TECHNOLOGY DRIVE , STE 300 IRVINE CA 92618	Common	08/27/2025	9229	30679.04

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does Form 144 for SHIM disclose?

The Form 144 notifies a proposed sale of 10,500 common shares via TD Securities with an aggregate market value of $33,393.15 and an approximate sale date of 08/28/2025.

Who is the seller named in the filing for SHIM?

The filing identifies prior sales by Mitchell B. Goldsteen and shows the securities to be sold were originally acquired from GOHO LLC on 12/09/2020.

How many shares outstanding does the filing show for SHIM?

The filing lists 34,361,459 shares outstanding.

Are there recent insider sales disclosed prior to this proposed sale?

Yes. The filing lists numerous sales by Mitchell B. Goldsteen from May through August 2025, including a 30,805-share sale on 08/15/2025 for $68,679.75.

From whom and when were the shares proposed for sale acquired?

The shares were acquired in a private acquisition from GOHO LLC on 12/09/2020, with an indicated amount acquired of 21,908,800.