Who owns Synopsys (SNPS)?
170 holders named in SEC filings declare between 62.5% and 86.2% of Synopsys' shares outstanding, as of Sep 1, 2026. The largest are Vanguard (9.8%), BlackRock (8.5%) and State Street (4.7%); the five largest hold 29.3% together. Another 1,274 institutions hold small positions worth 6.3%. At least 7.4% of the shares appear in no ownership filing: investors who do not have to report, mostly individuals. From Mar 31, 2026 to Jun 30, 2026, institutions that filed both quarters bought 9.6% and sold 7.5% of the shares, a net purchase of 2.1%; 174 opened a position, 563 added, 485 reduced and 128 sold out. Biggest buyers: UBS (+1.4M shares) and AQR (+1.4M shares). Biggest sellers: Fidelity (FMR) (-2.4M) and EDGEWOOD MANAGEMENT LLC (-981,623). Over time, 1,428 managers declared Synopsys in their 13F for Q2 2026, against 598 for Q4 2019: together at most 92.3% of the shares outstanding, against 85.5%.
| Holder | Filing | Share of capital | As of | Holding since (13F) |
|---|---|---|---|---|
| Vanguard | 13F | 9.8% | Jun 30, 2026 | Q4 2019 or earlier |
| BlackRock | 13F | 8.5% | Jun 30, 2026 | Q4 2019 or earlier |
| State Street | 13F | 4.7% | Jun 30, 2026 | Q4 2019 or earlier |
| Invesco | 13F | 3.1% | Jun 30, 2026 | Q4 2019 or earlier |
| Fidelity (FMR) | 13F | 3.1% | Jun 30, 2026 | Q4 2019 or earlier |
| UBS | 13F | 2.9% | Jun 30, 2026 | Q4 2019 or earlier |
| NVIDIA Corporation | 13F | 2.5% | Jun 30, 2026 | Q4 2025 |
| Geode Capital | 13F | 2.4% | Jun 30, 2026 | Q4 2019 or earlier |
| Morgan Stanley | 13F | 2.0% | Jun 30, 2026 | Q4 2019 or earlier |
| VanEck | 13F | 1.8% | Jun 30, 2026 | Q3 2021 |
| Aspex Management (HK) Ltd | 13F | 1.6% | Jun 30, 2026 | Q1 2025 |
| Victory Capital Management, Inc. | 13F | 1.5% | Jun 30, 2026 | Q4 2019 or earlier |
| Goldman Sachs | 13F | 1.4% | Jun 30, 2026 | Q4 2019 or earlier |
| Assenagon Asset Management S.A. | 13F | 1.3% | Jun 30, 2026 | Q3 2020 |
| Capital Group | 13F | 1.2% | Jun 30, 2026 | Q3 2022 |
| T. Rowe Price | 13F | 1.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Ameriprise Financial, Inc. | 13F | 1.1% | Jun 30, 2026 | Q4 2019 or earlier |
| Barclays | 13F | 1.1% | Jun 30, 2026 | Q4 2019 or earlier |
| Northern Trust | 13F | 0.95% | Jun 30, 2026 | Q4 2019 or earlier |
| Amundi | 13F | 0.91% | Jun 30, 2026 | Q4 2019 or earlier |
| Aristotle Capital Management, LLC | 13F | 0.91% | Jun 30, 2026 | Q4 2024 |
| Mitsubishi UFJ Asset Management Co., Ltd. | 13F | 0.87% | Jun 30, 2026 | Q4 2019 or earlier |
| Norges Bank | 13F | 0.84% | Jun 30, 2026 | Q4 2019 or earlier |
| BNY | 13F | 0.81% | Jun 30, 2026 | Q4 2019 or earlier |
| AQR | 13F | 0.79% | Jun 30, 2026 | Q4 2019 or earlier |
Synopsys institutional ownership over time
| Quarter | 13F managers | Share of the company (upper bound) | Value declared | Held by stock pickers |
|---|---|---|---|---|
| Q4 2019 | 598 | 85.5% | $18.2B | 58.0% |
| Q4 2020 | 690 | 87.5% | $34.7B | 59.7% |
| Q4 2021 | 814 | 85.6% | $48.4B | 58.5% |
| Q4 2022 | 899 | 87.9% | $42.8B | 59.0% |
| Q4 2023 | 1,180 | 86.8% | $67.9B | 59.9% |
| Q4 2024 | 1,281 | 86.2% | $64.7B | 58.0% |
| Q4 2025 | 1,391 | 90.8% | $81.6B | 56.1% |
| Q2 2026 | 1,428 | 92.3% | $78.8B | 52.3% |
From SEC Form 13F, every quarter since the end of 2019, read like the current quarter: entities of a house summed, a value contradicting its share count set aside. The share of the company is an upper bound — two managers can declare the same shares — over the shares outstanding at that date.