Charles Compton reports multiple 10b5-1 stock sales

Charles L. Compton III reported multiple 10b5-1 sales of common stock executed on several dates in Jan–Mar 2026.

Rhea-AI Filing Summary

Charles L. Compton III reported multiple 10b5-1 sales of common stock executed on several dates in Jan–Mar 2026. The filing lists individual transactions with share counts and proceeds, including sales on 01/13/2026 (9,182 shares), 02/19/2026 (14,797 shares), 03/03/2026 (13,244 shares), and 03/04/2026 (13,982 shares), each showing the dollar proceeds alongside the share amounts.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions does the FSLY Form 144 show?

The filing shows multiple 10b5-1 sales by Charles L. Compton III across Jan–Mar 2026. The record lists specific sale dates, share quantities, and proceeds for each transaction, for example 9,182 shares on 01/13/2026 and 14,797 shares on 02/19/2026.

How many shares were sold on 03/04/2026 in the FSLY filing?

The filing records a sale of 13,982 shares on 03/04/2026 by Charles L. Compton III. The same line shows the dollar proceeds as $285,371.22 associated with that transaction in the filing text.

Does the Form 144 indicate the sale method for FSLY insider trades?

Yes; several entries are labeled as 10b5-1 Sales for Charles L. Compton III. Each entry lists the transaction date, share count, and proceeds; the filing specifies 10b5-1 as the trading plan mechanism.

Are any non‑cash grants or issuer transactions listed in this FSLY Form 144?

The filing records a separate line for Performance Stock Units dated 03/03/2026 showing 36,694 units under securities to be sold. That entry is labeled with issuer/PSU details distinct from the 10b5-1 sales.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/05/2026 - 04:27 PM EST Learn about SEC filing dates

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	0002074428
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	FASTLY, INC.
SEC File Number	001-38897
Address of Issuer	475 Brannan Street, Suite 300 San Francisco CALIFORNIA 94107
Phone	8444327859
Name of Person for Whose Account the Securities are To Be Sold	CHARLES L COMPTON III
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	Director
Relationship to Issuer	Officer

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	36694	735347.76	151800000	03/05/2026	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	03/03/2026	Performance Stock Units	Issuer			36694	03/03/2026	N/A

* 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
10b5-1 Sales for CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	03/04/2026	13982	285371.22
CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	03/03/2026	13244	268853.20
10b5-1 Sales for CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	02/19/2026	14797	279404.35
CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	02/18/2026	12916	226417.48
CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	02/12/2026	14694	116962.77
10b5-1 Sales for CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	01/20/2026	4638	40861.04
CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	01/16/2026	9044	82029.08
CHARLES L COMPTON III 475 Brannan Street, Suite 300 San Francisco CA 94107	Common	01/13/2026	9182	91360.90

144: Remarks and Signature

Remarks
Date of Notice	03/05/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/27/2025
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	/s/ Charles L Compton
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)