[144] Cabot Corporation SEC Filing

Rhea-AI Filing Summary

Cabot Corporation (CBT) notice reports a proposed sale of 114,436 common shares, with an aggregate market value of $9,072,097.22, to be sold on 08/14/2025 through Fidelity Brokerage Services (NYSE). The filing shows the shares were acquired by exercise of options originally granted on 03/21/2016 (26,455 shares) and 11/11/2016 (87,981 shares) and that payment will be in cash. The filer states no securities of the issuer were sold by the same person in the past three months and attests they are not aware of undisclosed material adverse information about the issuer.

Positive

• Full disclosure of number of shares (114,436) and aggregate market value ($9,072,097.22)
• Acquisition details supplied showing shares derive from options granted on 03/21/2016 and 11/11/2016
• Filers attestation stating no known undisclosed material adverse information

Negative

• None.

Insights

Securities Analyst

TL;DR: A routine insider sale of exercisable option shares totaling 114,436 shares (~$9.07M) is planned for a single trading day.

This Form 144 indicates an insider or affiliated person intends to sell shares resulting from long-standing option grants. The transaction size—114,436 shares—represents a visible, single-day potential supply event that could exert modest near-term selling pressure depending on trading volume, but the filing does not indicate any accelerated or emergency sale. The declaration that no undisclosed material adverse information is known is standard. Without additional context on total insider holdings or recent trading, the filing appears procedural rather than signaling a corporate event.

Corporate Governance Expert

TL;DR: Disclosure complies with Rule 144 reporting for option-derived shares; no governance red flags are evident from this notice alone.

The Form 144 lists acquisition via option grants from 2016 and specifies cash payment upon sale, which aligns with typical post-exercise dispositions. The filer’s attestation about material information and the absence of recent sales by the same person are consistent with required certifications. There is no allegation of premature disclosure, unusual timing, or clustering of multiple insider filings here. Additional governance assessment would require info on officer/director status and aggregate holdings, which this filing does not provide.

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

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	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	114436	9072097.22	53203624	08/14/2025	NYSE

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	08/14/2025	Option Granted - 03/21/2016	Issuer			26455	08/14/2025	Cash
Common	08/14/2025	Option Granted - 11/11/2016	Issuer			87981	08/14/2025	Cash

* 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

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

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 Cabot Corporation's (CBT) Form 144 filed here disclose?

The filing discloses a proposed sale of 114,436 common shares valued at $9,072,097.22 to occur on 08/14/2025 through Fidelity Brokerage Services.

How were the shares being sold acquired according to the CBT Form 144?

The shares were acquired upon exercise of options: 26,455 from an option granted 03/21/2016 and 87,981 from an option granted 11/11/2016; payment at sale will be cash.

Does the Form 144 list any securities sold by the same person in the past three months for CBT?

No. The filing states Nothing to Report for securities sold during the past three months by the person for whose account the securities are to be sold.

Through which broker will the CBT shares be sold per the filing?

The sale is to be conducted through Fidelity Brokerage Services LLC at the address listed in the filing and is expected to occur on the NYSE.

Does the Form 144 indicate any undisclosed material information about Cabot Corporation?

The filer represents by signature that they do not know any material adverse information about the issuer that has not been publicly disclosed.