FORM4API
ExploreSearch any ticker for its insider tradesFilingsThe newest Form 4 filings, market-wideForm 144Intent to sell, filed before the trade13F FilersInstitutional 13F-HR filers by AUMSignalsCluster buy & sell signalsScreenerFilter trades by code, size & returnCongressSTOCK Act trades disclosed by Congress
PricingDocs
SEC Form 4 explainedSEC Form 144 explained13F-HR filings explainedCluster buy signals10b5-1 trading plans
All guides →
Sign inGet a key

Company profile

Synopsys Inc Insider Trading

SNPS

Every SEC Form 4 insider trading filing for Synopsys Inc (SNPS) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Services-Prepackaged Software
CIK
0000883241
Filings
200
Insiders
21
Last filing
2026-09-15
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bullish. Over the last 30 days, 8 insiders purchased shares versus 6 sales. Buying was led by Geus Aart De.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. Synopsys Inc insiders were net sellers in every quarter shown.

PurchasesSales
Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25$46.3MQ3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $46.3M.

90 day insight

Over the last 90 days, Synopsys Inc insiders bought $12.1M (10 transactions) and sold $38.6M (7 transactions).

  • Most active insider: Geus Aart De with 10 transactions totaling $42.7M.
  • Largest single sale: $11.1M by Geus Aart De on Aug 28, 2026.

Activity is mixed — buys and sales are roughly balanced.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
Sep 15, 2026Sassine GhaziSNPS
Option Exercise
14,604$135.88$1.98M+0.8% 1d
Sep 15, 2026Sassine GhaziSNPS
Sale
14,604$374.88$5.47M+0.8% 1d
Sep 15, 2026Sassine GhaziSNPS
Option Exercise10b5
14,604——+0.8% 1d
Sep 11, 2026Janet LeeSNPS
Option Exercise
2,283——-5.9% 1d
Sep 11, 2026Janet LeeSNPS
Tax Withholding
993$397.38$395K-5.9% 1d

45 more transactions hidden

Free account · No credit card required

Building something? Get API access →

Query this yourself

The same rows, over the API.

curl "https://api.form4api.com/v1/transactions?ticker=SNPS" \
  -H "X-Api-Key: $KEY"
Get a key

Top insiders

By total value filed.

Geus Aart DeEXECUTIVE CHAIR7 filings−$22.4M
Sassine GhaziPRESIDENT AND CEO5 filings−$8.9M
Shelagh GlaserCFO2 filings−$1.7M
Michael EllowChief Revenue Officer2 filings−$1.2M
Janet LeeGC & Corporate Secretary4 filings−$762K

Institutional Ownership

Top 13F-HR holders of Synopsys Inc as of 2026-06-30

↓ decreasing
Total reported AUM
$23.25B
QoQ change
-61.9%
Reporting period
2026-06-30
#1
State Street Corp
CIK 0000093751
$4.05B
9.1M shares
#2
BlackRock, Inc.
CIK 0002012383
$2.82B
6.3M shares
#3
BlackRock, Inc.
CIK 0002012383
$1.72B
3.8M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

FORM4API

Real-time SEC Form 4, Form 144, 13F-HR and congressional trading data, over a REST API and webhooks.

Data
  • Screener
  • Filings
  • Signals
  • Companies
  • Insiders
  • Congress trades
  • 13F filers
  • Explorer
  • Top insiders
Developers
  • Documentation
  • Insider trading API
  • Python SDK
  • TypeScript SDK
  • MCP server
  • Status
Company
  • Pricing
  • Guides
  • Compare
  • About
  • Data quality
  • Privacy
  • Terms
Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

Congressional Trading

Disclosed SNPS trades under the STOCK Act

Total trades
16
Purchases
5
Sales
10
Lisa C. McClain
Republican · House · MI
2 buys
2 sells
Jefferson Shreve
Republican · House · IN
1 buy
2 sells
Val T. Hoyle
Democrat · House · OR
1 buy
1 sell
Robert P. Bresnahan, Jr.
Republican · House · PA
0 buys
2 sells
Gilbert Ray Cisneros, Jr.
Democrat · House · CA
0 buys
2 sells
See all 8 members who traded SNPS →

Sourced from U.S. House Clerk periodic transaction reports (House coverage only). Trade counts reflect disclosed filings only. The STOCK Act allows up to 45 days between a trade and its disclosure, so this reflects recent disclosures, not real-time trading. Full congressional trading API →

Popular companies on Form4API

Browse insider trading activity for other actively-filed companies.

TEAMAtlassian CorpLEGLeggett & Platt IncVZVerizon Communications IncTPLTexas Pacific Land CorpCRMSalesforce, Inc.RCGRENN Fund, Inc.METAMeta Platforms, Inc.ACNAccenture plcPPGPpg Industries IncNFLXNetflix IncCHDChurch & Dwight Co Inc /de/