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Fastly (FSLY) director sells 1,000 shares in pre-planned trade

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Fastly director Christopher B. Paisley reported an open-market sale of 1,000 shares of Class A Common Stock on May 29, 2026 at $16.96 per share. The transaction was executed pursuant to a Rule 10b5-1 trading plan adopted on February 26, 2026.

Following the sale, Paisley directly holds 5,227 Fastly shares and has indirect ownership of 284,485 shares through the Christopher Paisley TTEE Paisley Living Trust dated December 28, 1994, reflecting a prior change from direct to indirect beneficial ownership.

Positive

  • None.

Negative

  • None.
Insider PAISLEY CHRISTOPHER B
Role null
Sold 1,000 shs ($17K)
Type Security Shares Price Value
Sale Class A Common Stock 1,000 $16.96 $17K
holding Class A Common Stock -- -- --
Holdings After Transaction: Class A Common Stock — 5,227 shares (Direct, null); Class A Common Stock — 284,485 shares (Indirect, See Footnote)
Footnotes (1)
  1. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2026. The shares are held by the Christopher Paisley TTEE Paisley Living Trust DTD 12/28/94, to which the reporting person contributed 119,309 shares of common stock of the Issuer in a transaction that resulted in a change in the form of beneficial ownership from direct to indirect.
Shares sold 1,000 shares Open-market sale on May 29, 2026
Sale price $16.96 per share Class A Common Stock transaction price
Direct holdings after sale 5,227 shares Common stock directly owned post-transaction
Indirect holdings 284,485 shares Held by Christopher Paisley TTEE Paisley Living Trust
Net shares sold 1,000 shares Net buy/sell shares in transaction summary
Trading plan adoption date February 26, 2026 Rule 10b5-1 plan covering the May 29 sale
Rule 10b5-1 trading plan regulatory
"The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2026."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
beneficial ownership financial
"a transaction that resulted in a change in the form of beneficial ownership from direct to indirect."
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Class A Common Stock financial
"security_title: Class A Common Stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
indirect ownership financial
"nature_of_ownership: See Footnote ... change in the form of beneficial ownership from direct to indirect."
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
PAISLEY CHRISTOPHER B
(Last)(First)(Middle)
C/O FASTLY, INC.
475 BRANNAN STREET, SUITE 300
(Street)
SAN FRANCISCO CALIFORNIA 94107
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Fastly, Inc. [ FSLY ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/29/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A Common Stock05/29/2026S(1)1,000D$16.965,227D
Class A Common Stock284,485ISee Footnote(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2026.
2. The shares are held by the Christopher Paisley TTEE Paisley Living Trust DTD 12/28/94, to which the reporting person contributed 119,309 shares of common stock of the Issuer in a transaction that resulted in a change in the form of beneficial ownership from direct to indirect.
Remarks:
/s/ Tara Seracka, Attorney-in-Fact06/02/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Fastly (FSLY) director Christopher Paisley report?

Christopher B. Paisley reported selling 1,000 shares of Fastly Class A Common Stock. The sale occurred on May 29, 2026 at $16.96 per share in an open-market transaction executed under a pre-arranged Rule 10b5-1 trading plan.

At what price did the Fastly (FSLY) insider shares sell in this Form 4?

The reported Fastly insider sale was executed at $16.96 per share. Director Christopher B. Paisley sold 1,000 shares of Class A Common Stock in an open-market transaction dated May 29, 2026 under a previously adopted Rule 10b5-1 trading plan.

How many Fastly (FSLY) shares does Christopher Paisley hold after this transaction?

After the reported sale, Christopher B. Paisley directly owns 5,227 Fastly shares. He also has indirect ownership of 284,485 shares held by the Christopher Paisley TTEE Paisley Living Trust dated December 28, 1994, reflecting a prior change in beneficial ownership form.

Was the Fastly (FSLY) insider trade made under a Rule 10b5-1 plan?

Yes, the Form 4 states the sale was executed under a Rule 10b5-1 trading plan. The plan was adopted by Christopher B. Paisley on February 26, 2026, indicating the May 29, 2026 sale was pre-planned rather than a discretionary market-timed trade.

Does the Fastly (FSLY) Form 4 show any derivative securities for Christopher Paisley?

The filing’s derivative summary is empty, indicating no derivative security transactions were reported. The disclosed activity involves only Fastly Class A Common Stock, with a single 1,000-share open-market sale and updated direct and indirect common stock holdings.

How is Christopher Paisley’s indirect ownership in Fastly (FSLY) structured?

Paisley’s indirect Fastly holdings are held by the Christopher Paisley TTEE Paisley Living Trust dated December 28, 1994. The Form 4 notes he contributed 119,309 Fastly common shares to this trust in a transaction that changed his beneficial ownership form from direct to indirect.