Lattice Semiconductor Corp
LSCC- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0000855658
In the last 90 days, Lattice Semiconductor Corp insiders filed 1 open-market purchase and 5 sales; 611 institutions reported holding it in 13F filings for Q2 2026, worth $21.7B in total; superinvestors D1 Capital Partners and Maverick Capital hold it.
Holders of 5% or more of LSCC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Lattice Semiconductor Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 13G/A | 11.80%16.1M shares | −1.40 ppfrom 13.20% | Feb 16, 20218 filings | May 15, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 10.00%13.7M shares | 0.00 ppfrom 10.00% | Oct 23, 20244 filings | Nov 6, 2025 | SEC |
| T. Rowe Price Investment Management, Inc. | 13G/A | 5.70%7.79M shares | −6.20 ppfrom 11.90% | Feb 14, 202310 filings | Jul 8, 2026 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.43%7.44M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 5.25%7.19M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
49 Schedule 13D and 13G filings on Lattice Semiconductor Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 8, 202611:30 AM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 5.70%7.79M shares | −6.20 ppfrom 11.90% | Jun 30, 2026 | SEC |
| May 15, 202610:07 AM ET | Price T Rowe Associates Inc | 13G/A | 11.80%16.1M shares | −1.40 ppfrom 13.20% | Mar 31, 2026 | SEC |
| May 15, 202610:06 AM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 11.90%16.2M shares | −3.30 ppfrom 15.20% | Mar 31, 2026 | SEC |
| Apr 30, 202611:07 AM ET | Vanguard Capital Management LLC | 13G | 5.25%7.19M shares | New | Mar 31, 2026 | SEC |
| Apr 29, 20262:06 PM ET | Vanguard Portfolio Management LLC | 13G | 5.43%7.44M shares | New | Mar 31, 2026 | SEC |
| Mar 27, 202610:20 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 17, 202610:26 AM ET | Price T Rowe Associates Inc | 13G/A | 13.20%18.1M shares | 0.00 ppfrom 13.20% | Dec 31, 2025 | SEC |
| Nov 14, 202512:19 PM ET | Price T Rowe Associates Inc | 13G/A | 13.20%18.1M shares | +2.50 ppfrom 10.70% | Sep 30, 2025 | SEC |
| Nov 14, 202512:18 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 15.20%20.8M shares | −1.30 ppfrom 16.50% | Sep 30, 2025 | SEC |
| Nov 6, 20252:23 PM ET | BlackRock, Inc. | 13G/A | 10.00%13.7M shares | 0.00 ppfrom 10.00% | Oct 31, 2025 | SEC |
| Oct 17, 20256:41 PM ET | BlackRock, Inc. | 13G/A | 10.00%13.7M shares | – | Sep 30, 2025 | SEC |
| Aug 14, 202512:12 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 16.50%22.7M shares | 0.00 ppfrom 16.50% | Jun 30, 2025 | SEC |
| Aug 14, 202512:12 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 16.50%22.7M shares | 0.00 ppfrom 16.50% | Jun 30, 2025 | SEC |
| Aug 14, 202512:12 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 16.50%22.7M shares | – | Jun 30, 2025 | SEC |
| Aug 12, 20256:14 AM ET | Artisan Partners Limited Partnershipand 3 others | 13G/A | 3.40%4.70M shares | −1.90 ppfrom 5.30%Below 5% | Jun 30, 2025 | SEC |
| Jun 6, 202512:00 PM ET | Price T Rowe Associates Inc | 13G/A | 10.70%14.8M shares | +5.00 ppfrom 5.70% | May 31, 2025 | SEC |
| May 15, 20257:00 AM ET | Artisan Partners Limited Partnershipand 3 others | 13G/A | 5.30%7.33M shares | – | Mar 31, 2025 | SEC |
| May 14, 202510:45 AM ET | Price T Rowe Associates Inc | 13G | 5.70%7.80M shares | – | Mar 31, 2025 | SEC |
| Nov 14, 2024 | T. Rowe Price Investment Management, Inc. | 13G/AOld format | – | – | – | SEC |
| Nov 12, 2024 | FMR LLC | 13G/AOld format | – | – | – | SEC |
| Nov 8, 2024 | BlackRock, Inc. | 13G/AOld format | – | – | – | SEC |
| Oct 23, 2024 | BlackRock, Inc. | 13G/AOld format | – | – | – | SEC |
| Jul 10, 2024 | T. Rowe Price Investment Management, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | – | – | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2024 | Artisan Partners Limited Partnership | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2024 | FMR LLC | 13G/AOld format | – | – | – | SEC |
| Jan 23, 20244:13 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Aug 10, 2023 | FMR LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2023 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | New | – | SEC |
| Feb 14, 2023 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Artisan Partners Limited Partnership | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | FMR LLC | 13GOld format | – | New | – | SEC |
| Jan 26, 20238:52 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 20, 20235:17 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jun 9, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2022 | Artisan Partners Limited Partnership | 13G/AOld format | – | – | – | SEC |
| Jan 27, 202211:00 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 25, 20223:03 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Mar 9, 20216:33 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Artisan Partners Limited Partnership | 13GOld format | – | New | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 20212:06 PM ET | Alliancebernstein L.P. | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2021 | Wellington Management Group LLP | 13G/AOld format | – | – | – | SEC |
| Jan 29, 20215:23 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
101 notices from officers, directors and other affiliates planning to sell Lattice Semiconductor Corp shares, newest first.
| Filed (ET) | Seller | Shares to sell | Market value | Planned sale | Broker | Filing |
|---|---|---|---|---|---|---|
| Nov 9, 20264:25 PM ET | Elizabeth M SchwartingDirector | 450 | $50.9K | Nov 9, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Sep 15, 20264:47 PM ET | Pravin DesaleOfficer | 4.28K | $455.7K | Sep 15, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Sep 14, 20264:45 PM ET | Pravin DesaleOfficer | 2.04K | $244.2K | Sep 14, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Aug 17, 20264:32 PM ET | Esam ElashmawiOfficer | 15.7K | $2.05M | Aug 17, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 12, 20264:46 PM ET | Pravin DesaleOfficer | 2.04K | $291.3K | Jun 12, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 12, 20264:09 PM ET | Abrams Family TrustFormer affiliate | 7.50K | $1.09M | Jun 12, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 10, 20264:13 PM ET | Abrams Family TrustFormer affiliate | 2.50K | $336.3K | Jun 10, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 4, 20264:28 PM ET | Tracy FeannyOfficer | 4.62K | $714.3K | Jun 4, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jun 3, 20264:39 PM ET | James P LedererDirector | 6.10K | $939.2K | Jun 3, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| May 20, 20264:36 PM ET | Pravin DesaleOfficer | 14.2K | $1.76M | May 20, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| May 6, 20264:12 PM ET | Elizabeth M SchwartingDirector | 3.20K | $398.5K | May 6, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 11, 20264:09 PM ET | Tonya StevensOfficer | 1.11K | $104.6K | Mar 11, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 10, 20264:03 PM ET | Erhaan ShaikhOfficer | 1.58K | $147.2K | Mar 10, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 10, 20264:02 PM ET | Pravin DesaleOfficer | 2.37K | $218.8K | Mar 10, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 4, 20264:37 PM ET | Esam ElashmawiOfficer | 38.0K | $3.55M | Mar 4, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Mar 2, 20264:40 PM ET | Tonya StevensOfficer | 3.23K | $308.9K | Mar 2, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 25, 20266:05 PM ET | Richardson Living TrustDirector | 12.8K | $1.29M | Feb 25, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 24, 20264:32 PM ET | Tracy FeannyOfficer | 8.24K | $805.1K | Feb 24, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 18, 20264:35 PM ET | Tonya StevensOfficer | 2.97K | $289.9K | Feb 18, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 18, 202611:36 AM ET | Mark JensenDirector | 10.1K | $995.0K | Feb 18, 2026 | Merrill Lynch | SEC |
| Feb 17, 20264:39 PM ET | Pravin DesaleOfficer | 685 | $66.9K | Feb 17, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 13, 20264:07 PM ET | Abrams Family TrustDirector | 8.00K | $798.0K | Feb 13, 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Feb 12, 20264:30 PM ET | Pravin DesaleOfficer | 4.94K | $522.2K | Feb 12, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Dec 18, 20254:21 PM ET | Tracy FeannyOfficer | 13.9K | $996.5K | Dec 18, 202510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Dec 12, 20254:25 PM ET | Pravin DesaleOfficer | 839 | $66.6K | Dec 12, 202510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
Showing the latest 25. See the LSCC notices from the last 12 months