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SNPS · Synopsys Inc

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$397.88 -3.36 (-0.84%) At close · Aug 20
Market Cap
$75.60B
Shares
191.48M

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: 1,447
Total Value: $81,711,388,887
Total Shares: 183,337,583

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,447 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
27.2%
Sep 2023 → Jun 2026 · range 27.2% – 35.2%
−2.0 pts
Top 10
38.7%
Sep 2023 → Jun 2026 · range 38.7% – 49.2%
−1.7 pts
HHI
239
Sep 2023 → Jun 2026 · range 239 – 347
Broadly held−18

Quarterly Activity

vs Mar 31, 2026
New
204
Increased
576
Decreased
497
Sold Out
163
Unchanged
170
Holder count: +41
Institutional value: +19.5%
Shares held: +6.3%

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 1,510
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 883241 CUSIP 871607107 13F (30d) 1254 filings 1207 filers Visit website Investor relations