Stocks › SMTC
SEMTECH CORP
SMTC·Nasdaq·
United States·USD
United States·USD$197.20
+4.37 (+2.27%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
SMTC
SEMTECH CORP · Nasdaq
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
SMTCS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
Loading price history…
Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of SMTC by members of U.S. Congress · 15 on record · 4 in the last 12 months
Whale Activity
Position changes in SMTC reported for 2026-06-30 by 20 tracked institutional filers
- Increased3
- New3
- Held0
- Decreased6
- Closed0
- No prior filing8
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 9.7M | $1.58B | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.3M | $862.4M | decreased |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2M | $679.7M | increased |
| MILLENNIUM MANAGEMENT LLC | 1.1M | $184.8M | decreased |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 1.1M | $183.4M | — |
| TWO SIGMA INVESTMENTS, LP | 820.9K | $132.9M | increased |
| CITADEL ADVISORS LLC | 783.3K | $126.8M | decreased |
| Point72 Asset Management, L.P. | 681.9K | $110.4M | new |
| SILVERBACK ASSET MANAGEMENT LLC | 17.7M | $76.7M | — |
| CRAMER ROSENTHAL MCGLYNN LLC | 328.1K | $53.1M | — |
| D. E. Shaw & Co., Inc. | 272.4K | $44.1M | new |
| Park West Asset Management LLC | 221.2K | $35.8M | decreased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by SMTC insiders, by quarter · Form 4
Recent Insider Transactions
3,640 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| HOU HONG QPresident and CEO · Director | Sale | −2,000 | $191.21 | $382K | Oct 2, 2026 | Form 4 ↗ |
| Lin MarkEVP and CFO | Sale | −967 | $178.87 | $173K | Oct 1, 2026 | Form 4 ↗ |
| Walsh Paul V JrDirector · Director | Sale | −500 | $172.61 | $86K | Sep 23, 2026 | Form 4 ↗ |
| Cardenuto Rodolpho CDirector · Director | Sale | −5,321 | $165.00 | $878K | Sep 16, 2026 | Form 4 ↗ |
| Lin MarkEVP and CFO | Sale | −683 | $159.90 | $109K | Sep 10, 2026 | Form 4 ↗ |
| Ruehl Julie GarciaDirector · Director | Sale | −1,500 | $145.00 | $218K | Sep 4, 2026 | Form 4 ↗ |
| HOU HONG QPresident and CEO · Director | Sale | −2,000 | $138.71 | $277K | Sep 4, 2026 | Form 4 ↗ |
| Walsh Paul V JrDirector · Director | Sale | −500 | $135.48 | $68K | Aug 19, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −5,000 | $150.00 | $750K | Aug 17, 2026 | Form 4 ↗ |
| HOU HONG QPresident and CEO · Director | Sale | −2,000 | $140.00 | $280K | Aug 7, 2026 | Form 4 ↗ |
| Walsh Paul V JrDirector · Director | Sale | −500 | $133.07 | $67K | Jul 22, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −3,000 | $145.04 | $435K | Jul 14, 2026 | Form 4 ↗ |
| HOU HONG QPresident and CEO · Director | Sale | −2,000 | $133.00 | $266K | Jul 10, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −588 | $127.61 | $75K | Jul 8, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −437 | $124.19 | $54K | Jul 8, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −3,354 | $129.94 | $436K | Jul 8, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −273 | $126.60 | $35K | Jul 8, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −2,448 | $125.18 | $306K | Jul 8, 2026 | Form 4 ↗ |
| Silberstein AsafEVP and COO | Sale | −1,400 | $128.70 | $180K | Jul 8, 2026 | Form 4 ↗ |
| Green Jason ElliotEVP and CCO | Sale | −1,132 | $130.47 | $148K | Jul 7, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding SMTC · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| SMALLCAP World Fund Inc | 3.4M | $552.5M | 0.58% | Jun 30, 2026 |
| iShares Core S&P Mid-Cap ETF iShares Trust | 3.2M | $515.7M | 0.41% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 3.0M | $478.7M | 0.02% | Jun 30, 2026 |
| iShares Core S&P Small-Cap ETF iSHARES TRUST | 5.6M | $427.4M | 0.46% | Mar 31, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 2.1M | $345.7M | 0.18% | Jun 30, 2026 |
| Columbia Seligman Technology and Information Fund Columbia Funds Series Trust II | 1.7M | $259.0M | 0.92% | May 31, 2026 |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND | 1.5M | $224.4M | 0.13% | May 31, 2026 |
| Nomura Small Cap Core Fund Delaware Group Equity Funds V | 1.5M | $222.9M | 4.04% | May 29, 2026 |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 1.2M | $199.4M | 0.42% | Jun 30, 2026 |
| iShares Russell 2000 ETF iSHARES TRUST | 2.3M | $174.9M | 0.24% | Mar 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list SMTC's shares (CUSIP 816850101), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- BlackRock, Inc.SCHEDULE 13G/A · passive (13G) · 9.3M shares10.0%
Sep 4, 2026 · ↗ - Columbia Management Investment Advisers, LLCSCHEDULE 13G/A · passive (13G) · 3.1M shares3.4%
Aug 14, 2026 · ↗ - Ameriprise Financial, Inc.SCHEDULE 13G/A · passive (13G) · 3.5M shares3.7%
Aug 14, 2026 · ↗ - Vanguard Portfolio ManagementSCHEDULE 13G/A · passive (13G) · 5.4M shares5.7%
Jul 31, 2026 · ↗ - BlackRock, Inc.SCHEDULE 13G/A · passive (13G) · 9.2M shares9.9%
Jul 30, 2026 · ↗ - AllianceBernstein L.P.SCHEDULE 13G · passive (13G) · 4.4M shares5.9%
Nov 15, 2024 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming SEMTECH CORP as client
No lobbying filings found naming SEMTECH CORP as the client.
Government Contracts
Federal awards to SEMTECH CORP · USAspending
No federal contract awards found for SEMTECH CORP.
U.S. Patents
Recent USPTO applications naming SEMTECH CORP
No USPTO patent applications found for SEMTECH CORP.
Annual Financials
From SMTC's 10-K filings · XBRL
No annual XBRL figures on record for SMTC. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitSep 26, 2000
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 2.02, 7.01, 9.01Results of operations · Reg FD disclosureAug 25, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsAug 13, 2026
EDGAR ↗ - 8-K · Items 1.01, 2.03, 9.01Material agreement · Direct financial obligationJul 6, 2026
EDGAR ↗ - 8-K · Items 5.02, 5.07Officer / director change · Shareholder voteJun 8, 2026
EDGAR ↗ - 8-K · Items 2.02, 7.01, 9.01Results of operations · Reg FD disclosureMay 26, 2026
EDGAR ↗
About SEMTECH CORP
From SEC EDGAR company records
Industry (SIC 3674)Semiconductors & Related Devices
SectorTechnology
HeadquartersCAMARILLO, CA
IncorporatedDE
SEC CIK0000088941 ↗