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SNPS · Synopsys Inc

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Market Cap
$79.78B
Shares
191.64M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,457
Total Value: $81,844,297,669
Total Shares: 183,635,538
Showing 1–100 of 1,520 holdings by value · page 1 of 16

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,457 13F filers · Δ vs Mar 31, 2026
Top Holder
8.8%
Sep 2023 → Jun 2026 · range 8.8% – 10.7%
−0.4 pts
Top 5
27.1%
Sep 2023 → Jun 2026 · range 27.1% – 35.2%
−2.1 pts
Top 10
38.6%
Sep 2023 → Jun 2026 · range 38.6% – 49.2%
−1.8 pts
HHI
238
Sep 2023 → Jun 2026 · range 238 – 347
Broadly held−19

Quarterly Activity

vs Mar 31, 2026
New
204
Increased
581
Decreased
501
Sold Out
157
Unchanged
171
Holder count: +47
Institutional value: +19.7%
Shares held: +6.4%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,520
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 883241 CUSIP 871607107 13F (30d) 770 filings 737 filers Visit website Investor relations