PARKER DOUGLAS MICHAEL (Chief Legal Officer) sold 2.72K shares of CELESTICA INC on the open market

Open‑market sale worth $781.7K. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales

PARKER DOUGLAS MICHAEL

Filed: 2/3/2026ACC: 0001193125-26-035628

InsiderPARKER DOUGLAS MICHAELCIK 2000585

→

IssuerCELESTICA INCCIK 1030894

Officer· Chief Legal Officer

Since Feb 2026

-4.32K

Net shares

Net seller

$1.68M

Total sold

Open market trades

0B · 2S

Total transactions

7.41K acquired · 11.73K disposed

Non-Derivative Transactions6

Common Shares

Direct

M · Option Exercise

+3.45K

Price / share

—

Trade value

—

% of position

New position

2/2/2026

0.00→3.45K

Common Shares

Direct

F · Tax Withholding

−1.85K

Price / share

$286.98

Trade value

$530.05K

% of position

53.6%

2/2/2026

3.45K→1.60K

Common Shares

Direct

S · Sale

−1.60K

Price / share

$286.98

Trade value

$459.74K

% of position

New position

2/2/2026

1.60K→0.00

Common Shares

Direct

M · Option Exercise

+2.42K

Price / share

—

Trade value

—

% of position

New position

2/2/2026

0.00→2.42K

Common Shares

Direct

F · Tax Withholding

−1.29K

Price / share

$286.98

Trade value

$371.07K

% of position

53.5%

2/2/2026

2.42K→1.12K

Common Shares

Direct

S · Sale

−1.12K

Price / share

$286.98

Trade value

$321.99K

% of position

New position

2/2/2026

1.12K→0.00

Total

Net shares

+0.00

Net value

-$1.68M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Shares Direct	2/2/2026	M · Option Exercise	+3.45K	—	—	New position	0.00	3.45K
Common Shares Direct	2/2/2026	F · Tax Withholding	−1.85K	$286.98	$530.05K	53.6%	3.45K	1.60K
Common Shares Direct	2/2/2026	S · Sale	−1.60K	$286.98	$459.74K	New position	1.60K	0.00
Common Shares Direct	2/2/2026	M · Option Exercise	+2.42K	—	—	New position	0.00	2.42K
Common Shares Direct	2/2/2026	F · Tax Withholding	−1.29K	$286.98	$371.07K	53.5%	2.42K	1.12K
Common Shares Direct	2/2/2026	S · Sale	−1.12K	$286.98	$321.99K	New position	1.12K	0.00
Total			+0.00		-$1.68M

Derivative Transactions3

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

3.45K shares

−3.45K

Strike price

Held after

3.45K

Exercisable

—

2/2/2026

Restricted Share Units

Direct

M · Option Exercise

Converts to

Common Shares

2.42K shares

−2.42K

Strike price

Held after

2.41K

Exercisable

—

2/2/2026

Restricted Share Units

Direct

A · Award

Converts to

Common Shares

1.54K shares

+1.54K

Strike price

Held after

1.54K

Exercisable

—

2/3/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Share Units Direct	Common Shares3.45K shares	2/2/2026	M · Option Exercise	−3.45K	—	3.45K
Restricted Share Units Direct	Common Shares2.42K shares	2/2/2026	M · Option Exercise	−2.42K	—	2.41K
Restricted Share Units Direct	Common Shares1.54K shares	2/3/2026	A · Award	+1.54K	—	1.54K