(KEY)

Role: Director, 10%+ Owner
Signature: /s/ Raj Sachdeva, Vice President, Head of GBM&T Compliance Canada
Issuer symbol: KEY
Transactions as of: 09 Dec 2025
Net transactions value: -$1,891,960
Form type: 4
Filing time: 10 Dec 2025, 16:06:39 UTC
Previous filing: 04 Dec 2025
Next filing: 16 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
BANK OF NOVA SCOTIA	Director, 10%+ Owner	40 TEMPERANCE STREET, TORONTO, ONTARIO, CANADA	/s/ Raj Sachdeva, Vice President, Head of GBM&T Compliance Canada	10 Dec 2025	0000009631

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	KEY	Common Shares	Disposed to Issuer	$1,891,960	-100,316	-0.06%	$18.86	162,193,846	09 Dec 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Disposition pursuant to the Investment Agreement by and between the Reporting Person and the Issuer, dated August 12, 2024 (the "Investment Agreement"), and related arrangements between the Reporting Person and the Issuer, pursuant to which the Reporting Person participates (in certain circumstances, automatically), on a pro rata basis, in any repurchase by the Issuer of its common shares.

Remarks:

Solely for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the Reporting Person may be deemed to be a director-by-deputization by virtue of the Reporting Person's contractual right to nominate directors to the board of directors of the Issuer pursuant to the Investment Agreement.