Cal Henderson - Chief Technology Officer at Slack Technologies, Inc.

Issuer-level insider activity

Role
Chief Technology Officer
Issuer ticker
WORK
Identity Names, identifiers, and filing context for this profile. 1 identity field
Entity type
Individual
Source evidence Original filing metadata and source links for verification. 1 source field
Source filing history
Open source filing history

No buys or sells have been reported by Cal Henderson since 05 Sep 2025

Reported holdings for Cal Henderson in Slack Technologies, Inc.

Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class A Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
By trust
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class A Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
Direct
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class A Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
Indirect
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class B Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
By trust
Underlying class
Class A Common Stock
Underlying amount
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class B Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
Direct
Underlying class
Class A Common Stock
Underlying amount
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Class B Common Stock
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
$44.51
Ownership
Indirect
Underlying class
Class A Common Stock
Underlying amount
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Restricted Stock Units
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
Ownership
Direct
Underlying class
Class B Common Stock
Underlying amount
Form 4 holding Chief Technology Officer

Slack Technologies, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
0
Estimated value
Report date
21 Jul 2021
Price
Ownership
Direct
Underlying class
Class A Common Stock
Underlying amount

Transaction history for Cal Henderson in Slack Technologies, Inc.

Sym Class Transaction % SEC-reported value SEC-reported price Shares Shares after Date Ownership
* marks a reported price that did not pass the local price check.
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