Synopsys, Inc. (SNPS) shares rose 2.4% to $421.50 as of August 15, 2026, a modest gain from the prior close of $411.75. BestStocks flagged the session as a major change for SNPS. The move is tied to a new SEC filing. Below, we break down what changed for SNPS, why it matters for investors, how the stock reacted, and the catalysts on the calendar.
What happened
SEC Filing
Synopsys, Inc. (SNPS) filed a new 8-K on 2026-08-12. The filing details were not disclosed in available sources. SNPS earnings announcement on 2026-08-19 and the full 8-K disclosure details.
This summary describes the catalyst and move as first detected on Aug 12, 2026, 10:32 AM EDT; the stock has continued trading since, so the current price and percentage move (shown above) may be larger or smaller than the figures here.
FilingsLow confidence
Rel. volume
0.6×
Below Avg
Vs peers
—
No comparable peers
Market cap
$80.7B
NASDAQ Global Select
Analyst target
$546
+29.6% vs price
Price chart
Jul 15 – Aug 14
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details
What it means for Synopsys, Inc. investors
For Synopsys, Inc. investors, the recent signals add up to a bearish shift. On the constructive side: Positive 2.4% session move; Synopsys, Inc. (SNPS) moved +2.74% from $378.46 to $388.84 on 2026-07-21. Weighing against that: SNPS fell 3.05% to $441.69 in the first 95 minutes of trading on below-average volume (0.50x expected ratio); New SEC filing — review for material disclosures. Wall Street's consensus price target sits at $546.38, implying +29.6% upside from $421.50. Over the past 90 days analysts logged 1 upgrade and 0 downgrades. BestStocks rates the overall signal quality low (50/100). With earnings roughly 11 days out, the next report is the most likely near-term test of the move.
SNPS price reaction
SNPS last traded at $421.50, up $9.75 (+2.37%) from the previous close of $411.75. The session traded on 0.6× average volume (below avg), so participation was unremarkable. Over the past month the stock has ranged between $372.33 and $425.28, and it currently sits about 93% of the way up that band.
Bullish and bearish analyst opinions on Synopsys, Inc. (SNPS)
▲Latest catalyst·strengthens the bull case
The latest catalyst — a new SEC filing the market took well — it strengthens the bull case and confirms the prevailing bullish analyst lean.
The consensus analyst price target on Synopsys, Inc. (SNPS) is $546.38, 29.6% above the recent $421.50. Over the past 90 days analysts logged 1 upgrade, 11 maintains, and 0 downgrades. Here is how the bullish and bearish cases on SNPS line up.
▲ The bullish case
+Wall Street's consensus price target of $546.38 implies +29.6% upside from $421.50.
+The Street's most bullish target is $633.00 (+50.2%).
+1 analyst upgrade in the past 90 days, most recently Piper Sandler to Overweight (2026-06-23).
+Positive 2.4% session move.
+Synopsys, Inc. (SNPS) moved +2.74% from $378.46 to $388.84 on 2026-07-21.
▼ The bearish case
−SNPS fell 3.05% to $441.69 in the first 95 minutes of trading on below-average volume (0.50x expected ratio).
−Synopsys, Inc. (SNPS) moved -2.95% from $389.07 to $377.61 on 2026-07-22.
Bull vs bear balanceBearish Shift
BearishNeutralBullish
The latest catalyst moved the balance toward the bears — the hollow tick marks where it sat before.
Weighing both sides, BestStocks' composite read of recent signals is bearish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.
Analyst price targets and ratings are FMP consensus figures as of Aug 15, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.
Synopsys, Inc. (SNPS) moved +2.87% from $377.91 to $388.76 on 2026-07-31. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume remained near its 5-day average.
Material / Earnings2026-07-30-0.4%
Synopsys, Inc. (SNPS) moved -0.98% from $376.00 to $372.33 on 2026-07-30. We checked news, earnings announcements, analyst updates, filings, and corporate actions — no company-specific catalyst was found. The move coincided with SNPS reaching a new 30-day low on volume near its 5-day average.
Material / Earnings2026-07-29-2.6%
Synopsys, Inc. (SNPS) moved -3.06% from $385.49 to $373.69 on 2026-07-29. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The decline occurred on below-average volume (0.7x the 5-day average).
Material / Earnings2026-07-24-0.0%
SNPS moved -1.20% from its $378.00 open to a $373.47 close on 2026-07-24.
Material / Earnings2026-07-23-1.1%
Synopsys, Inc. (SNPS) moved -0.89% from $376.89 to $373.52 on 2026-07-23. We checked news, earnings announcements, analyst updates, filings, and corporate actions — no company-specific catalyst was found. The move coincided with SNPS reaching a new 30-day low on below-average volume (0.9x the 5-day mean).
Activity2026-07-22-2.9%
Synopsys, Inc. (SNPS) moved -2.95% from $389.07 to $377.61 on 2026-07-22. We checked news, earnings, analyst updates, filings, and corporate actions — no company-specific catalyst was found. The move appears to be technical: SNPS reached a new 30-day low, though volume remained near its 5-day average.
Activity2026-07-21+2.8%
Synopsys, Inc. (SNPS) moved +2.74% from $378.46 to $388.84 on 2026-07-21. We checked news, earnings, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move occurred on volume near its 5-day average.
Activity2026-07-20-1.5%
Synopsys, Inc. (SNPS) moved −1.51% from $384.28 to $378.46 on 2026-07-20. We checked news, earnings, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move appears to be technical: SNPS reached a new 30-day low, with volume near its 5-day average.
Upcoming catalysts & outlook
Next earnings
2026-08-26 (est.)
in 11 days
Thesis shift
Bearish Shift
bearish signal
Risk level
Medium
from change events
Frequently asked questions about SNPS
Why did Synopsys, Inc. (SNPS) stock move?
SNPS rose 2.4% to $421.50. The move is associated with a new SEC filing.
How much did SNPS stock rise?
SNPS gained 2.37% ($9.75) versus the prior close of $411.75, last trading at $421.50 on 0.6× average volume.
When is Synopsys, Inc.'s next earnings date?
SNPS's next earnings report is estimated for 2026-08-26 — about 11 days away.
What is the analyst price target for SNPS?
The consensus analyst price target for SNPS is $546.38, about 29.6% above the current $421.50. Over the past 90 days, analysts recorded 1 upgrade, 11 maintains, and 0 downgrades.
How BestStocks tracks SNPS
This page is generated automatically by BestStocks' change-detection system after a new SEC filing was detected and verified against independent data sources. It draws on 20 tracked change events for SNPS, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of August 15, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.