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Celestica (CLS) CFO Mandeep Chawla sells 17,000 shares in pre-set plan

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Celestica Inc.’s Chief Financial Officer Mandeep Chawla reported open-market sales of 17,000 Common Shares on June 15, 2026. The Form 4 shows multiple trades at prices between $394.25 and $412.99 per share, executed under a pre-arranged Rule 10b5-1 trading plan adopted on March 13, 2026. After these transactions, Chawla directly owns 99,244 Common Shares of Celestica.

Positive

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Negative

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Insights

CFO executes pre-planned sale of 17,000 Celestica shares, retains sizable stake.

CFO Mandeep Chawla sold 17,000 Celestica Common Shares on June 15, 2026, via a series of open-market transactions. Reported sale prices ranged from $394.25 to $412.99 per share, according to the Form 4 data.

The filing notes the trades were executed under a Rule 10b5-1 plan adopted on March 13, 2026, indicating they were pre-scheduled rather than opportunistic. Following the sales, Chawla still holds 99,244 Common Shares directly, suggesting he maintains a meaningful equity position.

Because the transactions are both pre-planned and leave substantial remaining holdings, they typically carry limited informational value about management’s view of the business. Future company filings may provide additional context on any further trading under this plan.

Insider Chawla Mandeep
Role Chief Financial Officer
Sold 17,000 shs ($6.79M)
Type Security Shares Price Value
Sale Common Shares 200 $394.25 $79K
Sale Common Shares 212 $395.41 $84K
Sale Common Shares 848 $396.24 $336K
Sale Common Shares 1,661 $397.32 $660K
Sale Common Shares 3,788 $398.29 $1.51M
Sale Common Shares 3,607 $399.22 $1.44M
Sale Common Shares 1,240 $400.20 $496K
Sale Common Shares 1,508 $401.30 $605K
Sale Common Shares 2,919 $402.21 $1.17M
Sale Common Shares 697 $402.93 $281K
Sale Common Shares 40 $403.79 $16K
Sale Common Shares 40 $405.77 $16K
Sale Common Shares 120 $406.82 $49K
Sale Common Shares 80 $408.88 $33K
Sale Common Shares 40 $412.99 $17K
Holdings After Transaction: Common Shares — 99,244 shares (Direct, null)
Footnotes (1)
  1. This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on March 13, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $393.735-$394.6825, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $394.97-$395.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $395.845-$396.685, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $396.79-$397.71, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $397.74-$398.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $398.74-$399.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $399.735-$400.68, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $400.745-$401.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $401.74-$402.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $402.75-$403.30, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.755-$406.905, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Shares sold 17,000 shares Total Common Shares sold on June 15, 2026
Highest reported sale price $412.99 per share Open-market sale price on June 15, 2026
Lowest reported sale price $394.25 per share Open-market sale price on June 15, 2026
Post-transaction holdings 99,244 shares Common Shares directly owned after transactions
Number of sale transactions 15 transactions Open-market sales of Common Shares
Rule 10b5-1 plan adoption date March 13, 2026 Plan governing reported trades
Rule 10b5-1 plan regulatory
"This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on March 13, 2026."
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
weighted average price financial
"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions..."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
open-market sale financial
"transaction_action: "open-market sale"; transaction_code_description: "Sale in open market or private transaction""
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
Common Shares financial
"security_title: "Common Shares" for all reported non-derivative transactions"
Common shares are the basic units of ownership in a company that give holders a claim on profits and a right to vote on key matters, like electing the board. Think of them as membership cards in a club: they let you share in successes and losses, but in a bankruptcy or liquidation they are paid after creditors and preferred shareholders, so their value can swing more and matters for assessing risk and potential return.
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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*
Chawla Mandeep
(Last)(First)(Middle)
5140 YONGE STREET
SUITE 1900
(Street)
TORONTOONTARIO, CANADAM2N 6L7
(City)(State)(Zip)
ONTARIO, CANADA
(Country)		2. Issuer Name and Ticker or Trading Symbol
CELESTICA INC [ CLS ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026		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
Common Shares06/15/2026S(1)200D$394.25(2)99,244D
Common Shares06/15/2026S(1)212D$395.41(3)99,032D
Common Shares06/15/2026S(1)848D$396.24(4)98,184D
Common Shares06/15/2026S(1)1,661D$397.32(5)96,523D
Common Shares06/15/2026S(1)3,788D$398.29(6)92,735D
Common Shares06/15/2026S(1)3,607D$399.22(7)89,128D
Common Shares06/15/2026S(1)1,240D$400.2(8)87,888D
Common Shares06/15/2026S(1)1,508D$401.3(9)86,380D
Common Shares06/15/2026S(1)2,919D$402.21(10)83,461D
Common Shares06/15/2026S(1)697D$402.93(11)82,764D
Common Shares06/15/2026S(1)40D$403.7982,724D
Common Shares06/15/2026S(1)40D$405.7782,684D
Common Shares06/15/2026S(1)120D$406.82(12)82,564D
Common Shares06/15/2026S(1)80D$408.8882,484D
Common Shares06/15/2026S(1)40D$412.9982,444D
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. This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on March 13, 2026.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $393.735-$394.6825, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $394.97-$395.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $395.845-$396.685, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $396.79-$397.71, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $397.74-$398.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
7. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $398.74-$399.725, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
8. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $399.735-$400.68, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
9. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $400.745-$401.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
10. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $401.74-$402.73, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
11. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $402.75-$403.30, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
12. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $406.755-$406.905, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
/s/ Tracy Connelly McGilley, attorney-in-fact06/17/2026
** 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

How many Celestica (CLS) shares did the CFO sell in this Form 4?

Celestica’s CFO, Mandeep Chawla, sold 17,000 Common Shares in total. The Form 4 aggregates 15 open-market sale transactions on June 15, 2026, to reach this net amount, as shown in the transaction summary data.

At what prices did Celestica (CLS) CFO Mandeep Chawla sell his shares?

The reported sale prices ranged between $394.25 and $412.99 per share. Individual trades were executed at multiple price points within this band, with some reported as weighted average prices across numerous small transactions.

How many Celestica (CLS) shares does the CFO hold after these transactions?

After the reported sales, CFO Mandeep Chawla directly owns 99,244 Common Shares of Celestica. This post-transaction holding figure appears in the Form 4 data as the total shares beneficially owned following the June 15, 2026 trades.

Were the Celestica (CLS) CFO’s share sales under a Rule 10b5-1 plan?

Yes. A footnote states the transactions were effected under a Rule 10b5-1 plan adopted by the reporting person on March 13, 2026. Such plans pre-schedule trades, reducing the significance of trade timing as a discretionary signal.

What type of transactions did Celestica (CLS) report in this Form 4?

All reported transactions are open-market sales of Common Shares, coded “S” in the Form 4. The transaction summary shows 15 sale entries totaling 17,000 shares, with no option exercises, gifts, or tax-withholding dispositions reported.