SEMTECH CORP SMTC
COM · Common Stock · CUSIP 816850101 · ISIN US8168501018
- SectorTechnology
- IndustrySemiconductors & Related Devices
- HeadquartersCamarillo, CA
- Founded1960
- Websitesemtech.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 ($46.1m this quarter). Holder counts are more reliable. Shares outstanding: 93.2m as of 2026-05-22, 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 ≈ $160.28. Options: 21 managers hold calls ($841.6m notional), 19 hold puts ($329.9m).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 277 |
| Q4 2022 | 262 |
| Q1 2023 | 248 |
| Q2 2023 | 227 |
| Q3 2023 | 217 |
| Q4 2023 | 226 |
| Q1 2024 | 235 |
| Q2 2024 | 256 |
| Q3 2024 | 274 |
| Q4 2024 | 355 |
| Q1 2025 | 316 |
| Q2 2025 | 317 |
| Q3 2025 | 350 |
| Q4 2025 | 402 |
| Q1 2026 | 438 |
| Q2 2026 | 576 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 151 | 122 |
| Q4 2024 | 233 | 105 |
| Q1 2025 | 186 | 193 |
| Q2 2025 | 194 | 149 |
| Q3 2025 | 197 | 163 |
| Q4 2025 | 228 | 157 |
| Q1 2026 | 255 | 170 |
| Q2 2026 | 345 | 236 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $86.7m | $129.1m | 1.49 |
| Q4 2025 | $99.4m | $132.0m | 1.33 |
| Q1 2026 | $61.0m | $110.7m | 1.82 |
| Q2 2026 | $841.6m | $329.9m | 0.39 |
Biggest buyers
| JANE STREET GROUP, LLC | Added | +2.6m |
| PRICE T ROWE ASSOCIATES INC /MD/ | Added | +1.1m |
| TREMBLANT CAPITAL GROUP | New | +887.3k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | New | +851.9k |
| TWO SIGMA INVESTMENTS, LP | Added | +772.0k |
| BANK OF AMERICA CORP /DE/ | Added | +716.5k |
| Point72 Asset Management, L.P. | New | +681.9k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Added | +672.4k |
| HRT FINANCIAL LP | New | +668.8k |
| SG Americas Securities, LLC | Added | +662.1k |
Biggest sellers
| BlackRock, Inc. | Reduced | -4.5m |
| AMERIPRISE FINANCIAL INC | Reduced | -4.0m |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | -1.6m |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Reduced | -1.5m |
| DISCIPLINED GROWTH INVESTORS INC /MN | Reduced | -1.3m |
| Capital Research Global Investors | Reduced | -1.2m |
| MARSHALL WACE, LLP | Reduced | -826.5k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -824.1k |
| ALLIANCEBERNSTEIN L.P. | Reduced | -799.3k |
| Artisan Partners Limited Partnership | Reduced | -794.1k |
Biggest calls
| JANE STREET GROUP, LLC | Added | $259.3m1.6m shares |
| CITADEL ADVISORS LLC | Added | $151.7m937.5k shares |
| WELLS FARGO & COMPANY/MN | New | $121.4m750.0k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $117.4m725.6k shares |
| IMC-Chicago, LLC | Added | $64.6m399.1k shares |
| GROUP ONE TRADING LLC | Added | $29.3m181.1k shares |
| NOMURA HOLDINGS INC | Unchanged | $28.3m175.0k shares |
| Walleye Trading LLC | Added | $26.3m162.5k shares |
| PEAK6 LLC | Added | $9.6m59.4k shares |
| SIMPLEX TRADING, LLC | Added | $9.6m59.4k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $74.8m461.9k shares |
| Parallax Volatility Advisers, L.P. | Added | $55.4m342.1k shares |
| CITADEL ADVISORS LLC | Reduced | $44.2m273.4k shares |
| JANE STREET GROUP, LLC | Added | $34.9m215.9k shares |
| Walleye Trading LLC | Added | $33.0m203.9k shares |
| IMC-Chicago, LLC | Added | $18.0m111.0k shares |
| SIMPLEX TRADING, LLC | Added | $16.3m100.5k shares |
| GROUP ONE TRADING LLC | Added | $15.7m97.3k shares |
| PEAK6 LLC | Added | $8.1m50.0k shares |
| Jain Global LLC | New | $8.1m50.0k 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 |
|---|---|
| BlackRock, Inc. 13G · institution +0.1 pts · filed 2026-09-04 | 10.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution -1.8 pts · filed 2026-07-31 | 5.7% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.2% |
Fell to 5% or below in the last year: AMERIPRISE FINANCIAL INC (3.7%, 2026-08-14), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC), Capital Research Global Investors (4.9%, 2026-02-12)
Insider purchases and sales since 1 Apr 2026
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 |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 4 | $1.3m | $1.3m |
| Q1 2025 | 0 | — | 3 | $993.9k | $993.9k |
| Q2 2025 | 0 | — | 3 | $889.3k | $178.2k |
| Q3 2025 | 0 | — | 4 | $469.5k | $249.9k |
| Q4 2025 | 0 | — | 4 | $1.7m | $1.0m |
| Q1 2026 | 0 | — | 6 | $5.0m | $4.3m |
| Q2 2026 | 0 | — | 9 | $5.9m | $1.3m |
| Q3 2026 | 0 | — | 7 | $5.0m | $4.1m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2026-09-23 | Walsh Paul V Jr Director | Sold plan | $86.3k500 shares |
| 2026-09-16 | Cardenuto Rodolpho C Director | Sold | $878.0k5.3k shares |
| 2026-09-10 | Lin Mark EVP and CFO | Sold plan | $109.2k683 shares |
| 2026-09-04 | HOU HONG Q President and CEO, director | Sold plan | $277.4k2.0k shares |
| 2026-09-04 | Ruehl Julie Garcia Director | Sold plan | $217.5k1.5k shares |
| 2026-08-19 | Walsh Paul V Jr Director | Sold plan | $67.7k500 shares |
| 2026-08-17 | Silberstein Asaf EVP and COO · by Family Trust | Sold plan | $750.0k5.0k shares |
| 2026-08-07 | HOU HONG Q President and CEO, director | Sold plan | $280.0k2.0k shares |
| 2026-07-22 | Walsh Paul V Jr Director | Sold plan | $66.5k500 shares |
| 2026-07-14 | Silberstein Asaf EVP and COO · by Family Trust | Sold plan | $435.1k3.0k shares |
| 2026-07-10 | HOU HONG Q President and CEO, director | Sold plan | $266.0k2.0k shares |
| 2026-07-08 | Silberstein Asaf EVP and COO · by Family Trust | Sold plan | $1.1m8.5k shares |
| 2026-07-07 | Green Jason Elliot EVP and CCO | Sold plan | $294.1k2.3k shares |
| 2026-07-01 | Lin Mark EVP and CFO | Sold plan | $145.9k970 shares |
| 2026-06-30 | Fischer Gregory Michael Director | Sold plan | $234.4k1.5k shares |
| 2026-06-29 | HOU HONG Q President and CEO, director | Sold | $1.5m9.6k shares |
| 2026-06-24 | Walsh Paul V Jr Director | Sold plan | $82.5k500 shares |
| 2026-06-22 | WILSON JOHN MICHAEL Chief Quality Officer and CTO | Sold | $935.0k5.5k shares |
| 2026-06-10 | Lin Mark EVP and CFO | Sold plan | $106.0k683 shares |
| 2026-06-05 | HOU HONG Q President and CEO, director | Sold plan | $324.2k2.0k shares |
| 2026-06-03 | Silberstein Asaf EVP and COO | Sold | $328.0k2.0k shares |
| 2026-05-28 | Li Ye Jane Director | Sold | $881.7k5.3k shares |
| 2026-05-28 | Fischer Gregory Michael Director | Sold | $164.7k1.0k shares |
| 2026-05-20 | Walsh Paul V Jr Director | Sold plan | $69.1k500 shares |
| 2026-05-01 | HOU HONG Q President and CEO, director | Sold plan | $206.0k2.0k shares |
| 2026-04-22 | Walsh Paul V Jr Director | Sold plan | $53.0k500 shares |
| 2026-04-10 | HOU HONG Q President and CEO, director | Sold plan | $180.2k2.0k shares |
| 2026-04-09 | Burvill Martin Director | Sold | $222.4k2.5k shares |
| 2026-04-01 | Green Jason Elliot EVP and CCO | Sold | $613.0k7.5k shares |
| 2026-04-01 | Lin Mark EVP and CFO | Sold plan | $76.4k974 shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.02% of their portfolio | 9.7m $1.6bn | Reduced -4.5m |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.04% of their portfolio | 5.3m $862.4m | Reduced -1.6m |
| VANGUARD CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 4.2m $679.7m | Added +54.3k |
| AMERIPRISE FINANCIAL INC 0.11% of their portfolio | 3.5m $559.0m | Reduced -4.0m |
| STATE STREET CORP 0.02% of their portfolio | 3.4m $548.4m | Reduced -670.2k |
| JANE STREET GROUP, LLC 0.35% of their portfolio | 3.4m $542.4m | Added +2.6m |
| Capital Research Global Investors 0.07% of their portfolio | 3.0m $478.2m | Reduced -1.2m |
| GEODE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 2.3m $366.6m | Reduced -272.7k |
| Hood River Capital Management LLC 2.64% of their portfolio | 2.3m $364.2m | Reduced -37.1k |
| MORGAN STANLEY 0.02% of their portfolio | 2.0m $318.9m | Added +554.2k |
| WELLINGTON MANAGEMENT GROUP LLP 0.05% of their portfolio | 1.9m $310.1m | Reduced -468.7k |
| BANK OF AMERICA CORP /DE/ 0.02% of their portfolio | 1.9m $301.0m | Added +716.5k |
| ALLIANCEBERNSTEIN L.P. 0.04% of their portfolio | 1.6m $120.5m | Reduced -799.3k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.02% of their portfolio | 1.3m $218.2m | Added +1.1m |
| NORGES BANK 0.02% of their portfolio | 1.2m $202.0m | Not comparable |
| UBS Group AG 0.03% of their portfolio | 1.2m $186.8m | Added +262.4k |
| MILLENNIUM MANAGEMENT LLC 0.12% of their portfolio | 1.1m $184.8m | Reduced -824.1k |
| WESTFIELD CAPITAL MANAGEMENT CO LP 0.60% of their portfolio | 1.1m $183.4m | Reduced -147.3k |
| DISCIPLINED GROWTH INVESTORS INC /MN 2.62% of their portfolio | 955.0k $154.6m | Reduced -1.3m |
| TREMBLANT CAPITAL GROUP 4.12% of their portfolio | 887.3k $143.6m | New |
| NORTHERN TRUST CORP 0.02% of their portfolio | 852.2k $137.9m | Reduced -141.2k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.20% of their portfolio | 851.9k $137.9m | New |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% of their portfolio | 842.1k $136.3m | Added +672.4k |
| JPMORGAN CHASE & CO 0.01% of their portfolio | 833.7k $130.8m | Added +16.8k |
| TWO SIGMA INVESTMENTS, LP 0.10% of their portfolio | 820.9k $132.9m | Added +772.0k |
| SG Americas Securities, LLC 0.07% of their portfolio | 787.7k $127.5m | Added +662.1k |
| CITADEL ADVISORS LLC 0.07% of their portfolio | 783.3k $126.8m | Reduced -322.2k |
| Artisan Partners Limited Partnership 0.20% of their portfolio | 763.9k $123.6m | Reduced -794.1k |
| Invesco Ltd. 0.01% of their portfolio | 759.8k $123.0m | Reduced -11.7k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 720.6k $116.6m | Reduced -180.3k |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 0.17% of their portfolio | 700.1k $113.3m | Reduced -1.5m |
| Assenagon Asset Management S.A. 0.07% of their portfolio | 699.4k $113.2m | Reduced -81.6k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.10% of their portfolio | 689.3k $111.6m | Added +639.4k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 684.3k $110.8m | Reduced -312.4k |
| Point72 Asset Management, L.P. 0.17% of their portfolio | 681.9k $110.4m | New |
| HRT FINANCIAL LP 0.26% of their portfolio | 668.8k $108.2m | New |
| JENNISON ASSOCIATES LLC 0.06% of their portfolio | 667.3k $108.0m | Reduced -77.1k |
| Squarepoint Ops LLC 0.21% of their portfolio | 658.5k $106.6m | Added +179.9k |
| VANGUARD FIDUCIARY TRUST CO 0.02% of their portfolio | 602.1k $97.5m | Reduced -42.6k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.03% of their portfolio | 596.0k $96.5m | New |
| Nuveen, LLC 0.02% of their portfolio | 570.5k $92.3m | Reduced -200.6k |
| Capital International Investors 0.02% of their portfolio | 552.4k $89.4m | Added +15.1k |
| Atreides Management, LP 0.80% of their portfolio | 551.2k $89.2m | Added +9.4k |
| Dorsal Capital Management, LP 3.20% of their portfolio | 550.0k $89.0m | Reduced -250.0k |
| BNP PARIBAS FINANCIAL MARKETS 0.05% of their portfolio | 548.8k $88.8m | Added +489.4k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 542.0k $87.7m | Added +36.5k |
| NEUBERGER BERMAN GROUP LLC 0.06% of their portfolio | 541.3k $87.4m | Reduced -582.7k |
| FRANKLIN RESOURCES INC 0.02% of their portfolio | 533.8k $86.4m | Added +180.9k |
| SEI INVESTMENTS CO 0.07% of their portfolio | 464.9k $75.2m | Added +107.0k |
| LORD, ABBETT & CO. LLC 0.20% of their portfolio | 435.1k $70.4m | Reduced -3.8k |
| Driehaus Capital Management LLC 0.39% of their portfolio | 419.6k $67.9m | Reduced -208.8k |
| GW&K Investment Management, LLC 0.51% of their portfolio | 405.6k $65.6m | Reduced -71.9k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.04% of their portfolio | 404.1k $63.1m | Reduced -327.1k |
| EMERALD ADVISERS, LLC 1.50% of their portfolio | 393.0k $63.6m | Reduced -64.0k |
| DigitalBridge Group, Inc. 3.52% of their portfolio | 361.2k $58.5m | Reduced -199.9k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 355.3k $57.5m | Reduced -14.9k |
| Qube Research & Technologies Ltd 0.06% of their portfolio | 353.5k $57.2m | Added +332.5k |
| CITIGROUP INC 0.03% of their portfolio | 353.1k $57.1m | Reduced -157.3k |
| RHUMBLINE ADVISERS 0.04% of their portfolio | 329.5k $53.3m | Added +82.3k |
| CRAMER ROSENTHAL MCGLYNN LLC 2.70% of their portfolio | 328.1k $53.1m | Reduced -86.4k |
| LOOMIS SAYLES & CO L P 0.06% of their portfolio | 312.5k $50.6m | New |
| Allspring Global Investments Holdings, LLC 0.07% of their portfolio | 301.8k $44.4m | Added +144.3k |
| Portolan Capital Management, LLC 1.79% of their portfolio | 294.6k $47.7m | Reduced -37.7k |
| FRED ALGER MANAGEMENT, LLC 0.15% of their portfolio | 287.1k $46.5m | Reduced -48.5k |
| D. E. Shaw & Co., Inc. 0.03% of their portfolio | 272.4k $44.1m | New |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.16% of their portfolio | 271.1k $43.9m | Added +226.5k |
| Alta Park Capital, LP 3.87% of their portfolio | 257.9k $41.7m | New |
| EMERALD MUTUAL FUND ADVISERS TRUST 1.46% of their portfolio | 257.4k $41.7m | Reduced -27.7k |
| VOYA INVESTMENT MANAGEMENT LLC 0.04% of their portfolio | 254.3k $41.2m | Added +225.9k |
| Broad Bay Capital Management, LP 3.81% of their portfolio | 248.7k $40.3m | Reduced -67.3k |
| Public Sector Pension Investment Board 0.10% of their portfolio | 244.6k $39.6m | Reduced -86.4k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.02% of their portfolio | 242.9k $39.3m | New |
| FEDERATED HERMES, INC. 0.05% of their portfolio | 232.3k $37.6m | Added +98.2k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.05% of their portfolio | 226.0k $36.6m | Reduced -100.1k |
| Walleye Capital LLC 0.17% of their portfolio | 222.6k $36.0m | Added +176.9k |
| Park West Asset Management LLC 2.45% of their portfolio | 221.2k $35.8m | Reduced -163.8k |
| FIRST TRUST ADVISORS LP 0.02% of their portfolio | 217.6k $35.2m | Added +101.6k |
| Schonfeld Strategic Advisors LLC 0.19% of their portfolio | 217.3k $35.2m | Reduced -170.0k |
| PRINCIPAL FINANCIAL GROUP INC 0.02% of their portfolio | 210.4k $34.1m | Reduced -242.1k |
| RENAISSANCE TECHNOLOGIES LLC 0.05% of their portfolio | 207.1k $33.5m | New |
| Quadrature Capital Ltd 0.28% of their portfolio | 204.5k $33.1m | New |
| E20 Capital Ltd 2.61% of their portfolio | 200.2k $32.4m | Reduced -83.5k |
| Fiera Capital Corp 0.11% of their portfolio | 194.3k $31.4m | Reduced -146.2k |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.02% of their portfolio | 193.6k $31.3m | Added +191.7k |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 191.2k $30.9m | Added +77.7k |
| WESTWOOD HOLDINGS GROUP INC 0.23% of their portfolio | 187.8k $30.4m | New |
| Swiss National Bank 0.02% of their portfolio | 186.5k $30.2m | Added +3.5k |
| FMR LLC 0.00% of their portfolio | 182.8k $29.6m | Added +86.1k |
| SG Capital Management LLC 2.58% of their portfolio | 176.0k $28.5m | New |
| Walleye Trading LLC 0.37% of their portfolio | 165.2k $26.7m | Added +164.9k |
| Andar Capital Management HK Ltd 11.77% of their portfolio | 162.0k $26.2m | Reduced -34.0k |
| ING GROEP NV 0.13% of their portfolio | 161.4k $26.1m | New |
| ExodusPoint Capital Management, LP 0.24% of their portfolio | 160.7k $26.0m | Reduced -12.3k |
| Capital World Investors 0.00% of their portfolio | 158.2k $25.6m | New |
| California Public Employees Retirement System 0.01% of their portfolio | 154.4k $25.0m | Added +12.6k |
| VICTORY CAPITAL MANAGEMENT INC 0.01% of their portfolio | 153.1k $24.8m | Reduced -42.4k |
| ROYCE & ASSOCIATES LP 0.19% of their portfolio | 146.9k $23.8m | Reduced -19.7k |
| Tidal Investments LLC 0.06% of their portfolio | 140.4k $22.7m | New |
| Legal & General Group Plc 0.00% of their portfolio | 127.8k $20.7m | Reduced -81.2k |
| BOOTHBAY FUND MANAGEMENT, LLC 0.39% of their portfolio | 127.5k $20.6m | Reduced -32.3k |