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NYSE · TECHNOLOGY · Holders

Celestica Inc. (CLS) Institutional Ownership & Insider Trading History

Recent insider purchases and sales for CLS from Form 4 filings. Institutional holdings surface here when ownership sources publish.

Section freshness

Price Jun 24, 2:40 PM EDT · Statements Mar 30, 8:00 PM EDT

Source timingDetails

Data freshness

Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.

Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.

PriceLive
Last traded •
Source: Market data provider
Fundamentalsevery 1 hr
Provider checked •
Source: Market data provider
Analystevery 1 day
Provider checked •
Source: Market data provider
Newsevery 15 min
Latest item •
Source: Market data provider

Ownership read

CLS insider sentiment: Net selling.

64 sales and 0 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.

Review insider tradesView institutions

Insider flow

CLS

Purchases—
Sales2.21M

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

—

Institutional data pending

Insider stance

Net selling

$234.70M sold / — bought

Latest filing

May 20, 2026

Most recent holder or insider filing date

Filings shown

120

0 holder / 120 insider

Holder rows
Pending
Market data source
Latest filing
May 20, 2026
Most recent holder or insider filing date
Increased / initiated
Pending
0 decreased
Insider rows
120
Market data source

Recent insider transactions

Celestica Inc. (CLS) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

REEDER, DAVID

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
567
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

MALETIRA, AMAR

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
639
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

KALE, JILL

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
810
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

KOELLNER, LAURETTE T

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
810
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

COLPRON, FRANCOISE

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
869
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

COLPITTS, CHRISTOPHER W.

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
810
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

CASCELLA, ROBERT

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
619
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

AHUJA, KULVINDER

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
567
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 20, 2026

WILSON, MICHAEL MAX

Director

Sale to issuerDisposition to the company or issuer. It is directional selling, but not always an ordinary open-market sale.
Shares
2.15K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 19, 2026

WILSON, MICHAEL MAX

Director

Sale to issuerDisposition to the company or issuer. It is directional selling, but not always an ordinary open-market sale.
Shares
4.17K
% company
<0.01%
Price
$333.31
Value
$1,389,236

Filed May 19, 2026

WILSON, MICHAEL MAX

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
8.68K
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 19, 2026

MALETIRA, AMAR

Director

Award / grantAward, grant, or acquisition under an equity compensation plan.
Shares
121
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 19, 2026

Showing 12 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.Load more insiders

Frequently asked

Common questions.

Who are the largest CLS shareholders?

Celestica Inc. (CLS) institutional holders are ranked by reported share count when ownership data publishes filing rows.

What is institutional ownership of CLS?

Celestica Inc. (CLS) institutional ownership appears when filing-based market data returns holder rows. TECHi does not fill unavailable ownership fields with placeholder shareholders.

Where can I see Celestica Inc. insider transactions?

Celestica Inc. (CLS) has 120 Form 4 insider transactions on file, most recently on May 20, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.

Are CLS insiders buying or selling?

Recent CLS insider activity reads Net selling: 64 sales and 0 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.

Who is the most active CLS insider?

MIONIS, ROBERT is the most active CLS insider by absolute share movement, with 2.00 million shares moving across the filing history. Review the action labels before treating that activity as buying or selling.