CELESTICA INC CLS
COM · Common Stock · CUSIP 15101Q207 · ISIN CA15101Q2071
Canadian technology company
- SectorTechnology
- IndustryPrinted Circuit Boards
- HeadquartersToronto
- Founded1994
- Websitecelestica.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($30.0m this quarter). Holder counts are more reliable. Shares outstanding: 115.0m as of 2025-07-23, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $156.08. Options: 41 managers hold calls ($861.3m notional), 29 hold puts ($441.4m).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q4 2023 | 1 |
| Q1 2024 | 12 |
| Q2 2024 | 325 |
| Q3 2024 | 351 |
| Q4 2024 | 439 |
| Q1 2025 | 489 |
| Q2 2025 | 595 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q1 2024 | 10 | 1 |
| Q2 2024 | 315 | 6 |
| Q3 2024 | 208 | 170 |
| Q4 2024 | 233 | 197 |
| Q1 2025 | 305 | 228 |
| Q2 2025 | 377 | 246 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $306.9m | $134.5m | 0.44 |
| Q4 2024 | $354.9m | $274.6m | 0.77 |
| Q1 2025 | $388.2m | $297.2m | 0.77 |
| Q2 2025 | $861.3m | $441.4m | 0.51 |
Biggest buyers
| WELLINGTON MANAGEMENT GROUP LLP | Added | +1.6m |
| Jericho Capital Asset Management L.P. | New | +962.5k |
| SRS Investment Management, LLC | New | +866.6k |
| ROYAL BANK OF CANADA | Added | +857.5k |
| GOLDMAN SACHS GROUP INC | Added | +848.6k |
| Value Aligned Research Advisors, LLC | Added | +694.9k |
| PICTON MAHONEY ASSET MANAGEMENT | New | +581.1k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | New | +537.2k |
| BlackRock, Inc. | Added | +509.6k |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | New | +484.9k |
Biggest sellers
| Whale Rock Capital Management LLC | Reduced | -2.2m |
| Balyasny Asset Management L.P. | Reduced | -1.6m |
| CITADEL ADVISORS LLC | Reduced | -1.3m |
| ALKEON CAPITAL MANAGEMENT LLC | Sold out | -1.2m |
| VOYA INVESTMENT MANAGEMENT LLC | Reduced | -1.0m |
| BNP PARIBAS FINANCIAL MARKETS | Reduced | -985.4k |
| Invesco Ltd. | Reduced | -914.3k |
| MORGAN STANLEY | Reduced | -902.3k |
| Alyeska Investment Group, L.P. | Sold out | -657.6k |
| SG Capital Management LLC | Reduced | -655.6k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $187.1m1.2m shares |
| PEAK6 LLC | Added | $120.8m773.8k shares |
| CITADEL ADVISORS LLC | Reduced | $96.7m619.7k shares |
| IMC-Chicago, LLC | Added | $48.9m313.1k shares |
| JANE STREET GROUP, LLC | Added | $46.0m293.4k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $41.0m262.6k shares |
| D. E. Shaw & Co., Inc. | Added | $33.3m212.9k shares |
| SIMPLEX TRADING, LLC | Reduced | $33.0m211.1k shares |
| Cubist Systematic Strategies, LLC | Reduced | $32.6m208.7k shares |
| WOLVERINE TRADING, LLC | Reduced | $30.9m202.3k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $80.0m512.2k shares |
| CITADEL ADVISORS LLC | Reduced | $71.9m460.8k shares |
| Caption Management, LLC | Reduced | $46.0m294.4k shares |
| JANE STREET GROUP, LLC | Added | $29.4m187.5k shares |
| Cubist Systematic Strategies, LLC | Added | $25.5m163.1k shares |
| Twin Tree Management, LP | Reduced | $23.6m151.3k shares |
| IMC-Chicago, LLC | Reduced | $23.0m147.3k shares |
| WOLVERINE TRADING, LLC | Added | $22.7m148.5k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $22.6m144.5k shares |
| INTRINSIC EDGE CAPITAL MANAGEMENT LLC | Added | $15.6m100.0k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| FMR LLC 13G · institution -1.3 pts · filed 2026-02-05 | 6.4% |
| BlackRock, Inc. 13G · institution new · filed 2026-01-21 | 5.5% |
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 0 | — | 0 | — | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 0 | — | 0 | — | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 10 | $137.5m | — |
| Q2 2025 | 0 | — | 0 | — | — |
None reported in Q2 2025.
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| FMR LLC 0.08% of their portfolio | 8.9m $1.4bn | Reduced -89.7k |
| VANGUARD GROUP INC 0.01% of their portfolio | 4.6m $725.1m | Added +126.3k |
| Whale Rock Capital Management LLC 10.05% of their portfolio | 4.6m $724.2m | Reduced -2.2m |
| VOYA INVESTMENT MANAGEMENT LLC 0.42% of their portfolio | 2.7m $418.2m | Reduced -1.0m |
| ROYAL BANK OF CANADA 0.03% of their portfolio | 2.1m $333.8m | Added +857.5k |
| MORGAN STANLEY 0.02% of their portfolio | 2.1m $330.7m | Reduced -902.3k |
| WELLINGTON MANAGEMENT GROUP LLP 0.06% of their portfolio | 2.0m $319.0m | Added +1.6m |
| CIBC WORLD MARKET INC. 0.64% of their portfolio | 1.9m $291.0m | Added +51.6k |
| FRANKLIN RESOURCES INC 0.08% of their portfolio | 1.8m $286.2m | Added +375.9k |
| Connor, Clark & Lunn Investment Management Ltd. 0.95% of their portfolio | 1.7m $271.0m | Added +259.5k |
| BlackRock, Inc. 0.00% of their portfolio | 1.6m $256.7m | Added +509.6k |
| NORGES BANK 0.03% of their portfolio | 1.5m $236.1m | Added +32.6k |
| GOLDMAN SACHS GROUP INC 0.04% of their portfolio | 1.4m $225.7m | Added +848.6k |
| Polar Capital Holdings Plc 1.15% of their portfolio | 1.4m $219.7m | Reduced -282.1k |
| Invesco Ltd. 0.03% of their portfolio | 1.3m $202.7m | Reduced -914.3k |
| Value Aligned Research Advisors, LLC 8.31% of their portfolio | 1.2m $186.0m | Added +694.9k |
| DIMENSIONAL FUND ADVISORS LP 0.04% of their portfolio | 1.1m $176.5m | Reduced -127.9k |
| Capital World Investors 0.02% of their portfolio | 968.4k $151.2m | Reduced -57.1k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 962.5k $153.4m | Added +208.2k |
| Jericho Capital Asset Management L.P. 2.00% of their portfolio | 962.5k $150.3m | New |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.13% of their portfolio | 925.3k $143.9m | Added +22.3k |
| WCM INVESTMENT MANAGEMENT, LLC 0.31% of their portfolio | 894.0k $136.5m | Reduced -75.2k |
| BANK OF MONTREAL /CAN/ 0.07% of their portfolio | 888.6k $138.9m | Reduced -607.0k |
| SRS Investment Management, LLC 1.40% of their portfolio | 866.6k $135.3m | New |
| FIL Ltd 0.10% of their portfolio | 783.0k $122.3m | Reduced -523.8k |
| Legal & General Group Plc 0.03% of their portfolio | 743.6k $116.0m | Added +377.8k |
| Bridgewater Associates, LP 0.40% of their portfolio | 628.1k $98.1m | Reduced -8.0k |
| Clark Capital Management Group, Inc. 0.67% of their portfolio | 614.2k $95.9m | Reduced -1.4k |
| ALLIANCEBERNSTEIN L.P. 0.03% of their portfolio | 587.8k $91.8m | Reduced -144.1k |
| TD Asset Management Inc 0.08% of their portfolio | 584.3k $91.1m | Added +12.2k |
| PICTON MAHONEY ASSET MANAGEMENT 1.27% of their portfolio | 581.1k $90.4m | New |
| MILLENNIUM MANAGEMENT LLC 0.08% of their portfolio | 577.0k $90.1m | Added +125.4k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.06% of their portfolio | 550.6k $86.0m | Added +179.8k |
| Portolan Capital Management, LLC 5.38% of their portfolio | 549.6k $85.8m | Added +156.7k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.31% of their portfolio | 537.2k $83.9m | New |
| RAYMOND JAMES FINANCIAL INC 0.03% of their portfolio | 522.9k $81.6m | Added +137.9k |
| AMERIPRISE FINANCIAL INC 0.02% of their portfolio | 505.8k $79.1m | Reduced -205.0k |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 0.71% of their portfolio | 484.9k $75.7m | New |
| Driehaus Capital Management LLC 0.59% of their portfolio | 471.6k $73.6m | New |
| CloudAlpha Capital Management Limited/Hong Kong 8.92% of their portfolio | 463.3k $72.3m | Added +80.7k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 457.9k $71.5m | Added +418.3k |
| UBS Group AG 0.01% of their portfolio | 448.4k $70.0m | Reduced -336.3k |
| Caisse de depot et placement du Quebec 0.14% of their portfolio | 427.6k $66.7m | Added +115.6k |
| HERALD INVESTMENT MANAGEMENT Ltd 9.05% of their portfolio | 390.7k $61.0m | Reduced -32.5k |
| NEUBERGER BERMAN GROUP LLC 0.05% of their portfolio | 386.1k $60.3m | Reduced -595.4k |
| Analog Century Management LP 3.44% of their portfolio | 375.4k $58.6m | New |
| DISCOVERY CAPITAL MANAGEMENT, LLC / CT 4.48% of their portfolio | 365.7k $57.1m | New |
| Swiss National Bank 0.03% of their portfolio | 352.3k $54.8m | Added +21.2k |
| Quadrature Capital Ltd 0.91% of their portfolio | 338.9k $52.7m | New |
| JANE STREET GROUP, LLC 0.09% of their portfolio | 338.8k $53.1m | Added +64.6k |
| LMR Partners LLP 0.81% of their portfolio | 332.0k $51.8m | Reduced -1.1k |
| Carmignac Gestion 0.78% of their portfolio | 325.5k $50.8m | Added +54.0k |
| Broad Peak Investment Advisers Pte Ltd 15.68% of their portfolio | 322.1k $50.3m | Added +44.1k |
| Allianz Asset Management GmbH 0.07% of their portfolio | 314.5k $49.2m | Added +29.1k |
| NEUMEIER POMA INVESTMENT COUNSEL LLC 4.45% of their portfolio | 306.1k $47.8m | Reduced -28.7k |
| Amundi 0.02% of their portfolio | 305.0k $47.2m | Added +254.0k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 295.7k $46.2m | Added +91.8k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.01% of their portfolio | 285.4k $44.6m | Added +28.8k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 276.4k $43.2m | Reduced -381.9k |
| Qube Research & Technologies Ltd 0.06% of their portfolio | 273.1k $42.6m | Reduced -330.9k |
| BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.25% of their portfolio | 270.1k $42.2m | Reduced -205.3k |
| AMERICAN CENTURY COMPANIES INC 0.02% of their portfolio | 265.7k $41.5m | Added +27.2k |
| Allspring Global Investments Holdings, LLC 0.07% of their portfolio | 263.8k $39.3m | Added +233.1k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 263.6k $41.1m | Reduced -18.4k |
| WESTFIELD CAPITAL MANAGEMENT CO LP 0.17% of their portfolio | 256.4k $40.0m | Added +102.0k |
| NOMURA HOLDINGS INC 0.28% of their portfolio | 226.4k $35.3m | New |
| PRINCIPAL FINANCIAL GROUP INC 0.02% of their portfolio | 225.1k $35.1m | Reduced -14.4k |
| Junto Capital Management LP 0.74% of their portfolio | 222.8k $34.8m | New |
| DEUTSCHE BANK AG\ 0.01% of their portfolio | 218.2k $34.1m | Added +64.6k |
| CastleKnight Management LP 2.18% of their portfolio | 211.9k $33.1m | Reduced -180.3k |
| WELLS FARGO & COMPANY/MN 0.01% of their portfolio | 209.6k $32.7m | Added +63.7k |
| LPL Financial LLC 0.01% of their portfolio | 207.0k $32.3m | Added +48.7k |
| SG Capital Management LLC 2.66% of their portfolio | 200.6k $31.3m | Reduced -655.6k |
| NATIONAL BANK OF CANADA /FI/ 0.03% of their portfolio | 195.3k $30.4m | Reduced -170.1k |
| SEI INVESTMENTS CO 0.03% of their portfolio | 193.4k $30.2m | Added +20.1k |
| CIBC Asset Management Inc 0.09% of their portfolio | 191.9k $30.0m | Added +43.5k |
| Rivermont Capital Management LP 9.51% of their portfolio | 191.1k $29.8m | Added +188.5k |
| NewGen Asset Management Ltd 9.43% of their portfolio | 180.0k $28.1m | Added +110.0k |
| INTRINSIC EDGE CAPITAL MANAGEMENT LLC 4.17% of their portfolio | 177.1k $27.6m | Reduced -97.8k |
| ENVESTNET ASSET MANAGEMENT INC 0.01% of their portfolio | 172.6k $26.9m | Added +28.5k |
| LIGHT STREET CAPITAL MANAGEMENT, LLC 5.40% of their portfolio | 169.3k $26.4m | New |
| BANK OF NOVA SCOTIA 0.05% of their portfolio | 168.3k $26.3m | Reduced -3.7k |
| JANUS HENDERSON GROUP PLC 0.01% of their portfolio | 166.5k $26.0m | Added +18.1k |
| TD Waterhouse Canada Inc. 0.16% of their portfolio | 150.4k $22.4m | Added +3.2k |
| Think Investments LP 4.01% of their portfolio | 148.2k $23.1m | Reduced -41.4k |
| MACKENZIE FINANCIAL CORP 0.03% of their portfolio | 147.1k $23.0m | Reduced -12.0k |
| LORD, ABBETT & CO. LLC 0.07% of their portfolio | 146.0k $22.8m | New |
| OSAIC HOLDINGS, INC. 0.03% of their portfolio | 143.7k $18.7m | Added +74.6k |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.15% of their portfolio | 142.7k $22.3m | Reduced -71.7k |
| Jump Financial, LLC 0.27% of their portfolio | 142.5k $22.2m | Added +81.9k |
| G2 Investment Partners Management LLC 4.84% of their portfolio | 141.5k $22.1m | Reduced -75.3k |
| Penserra Capital Management LLC 0.30% of their portfolio | 139.7k $21.8m | Added +112.5k |
| ARDSLEY ADVISORY PARTNERS LP 3.44% of their portfolio | 135.0k $21.1m | Reduced -51.0k |
| Twin Tree Management, LP 0.52% of their portfolio | 132.3k $20.7m | Added +79.2k |
| GF FUND MANAGEMENT CO. LTD. 0.41% of their portfolio | 131.6k $20.5m | Added +128.6k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 130.4k $20.3m | Added +8.9k |
| FORTE CAPITAL LLC /ADV 2.11% of their portfolio | 125.9k $19.7m | Added +730 |
| CAUSEWAY CAPITAL MANAGEMENT LLC 0.31% of their portfolio | 124.6k $19.4m | Reduced -21.6k |
| Holocene Advisors, LP 0.05% of their portfolio | 119.1k $18.6m | Reduced -282.5k |
| Nuveen, LLC 0.00% of their portfolio | 114.7k $17.9m | Added +33.0k |