Insmed Incorporated (INSM) shares rose 2.8% to $121.82 as of September 1, 2026, a moderate gain from the prior close of $118.54. BestStocks flagged the session as a major change for INSM. The move is tied to price move up. Below, we break down what changed for INSM, why it matters for investors, how the stock reacted, and the catalysts on the calendar.
What happened
INSM climbed 2.8% to $121.82
INSM rose 2.8% in its latest session, moving from $118.54 to $121.82.
Material / EarningsLow confidence
Rel. volume
0.7×
Below Avg
Vs peers
—
No comparable peers
Market cap
$26.4B
NASDAQ Global Select
Analyst target
$197
+61.6% vs price
Price chart
Aug 3 – Sep 1
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 Insmed Incorporated investors
For Insmed Incorporated investors, the recent signals are mixed, leaving the near-term picture neutral / mixed. On the constructive side: Material positive event; Positive 2.8% session move. Weighing against that: Insmed Incorporated (INSM) moved -2.89% from $135.00 to $131.10 on 2026-08-07; Insmed Incorporated (INSM) moved -2.59% from $109.47 to $106.64 on 2026-07-22. Wall Street's consensus price target sits at $196.85, implying +61.6% upside from $121.82. BestStocks rates the overall signal quality low (45/100). With earnings roughly 58 days out, the next report is the most likely near-term test of the move.
INSM price reaction
INSM last traded at $121.82, up $3.28 (+2.77%) from the previous close of $118.54. The session traded on 0.7× average volume (below avg), so participation was unremarkable. Over the past month the stock has ranged between $98.45 and $134.75, and it currently sits about 64% of the way up that band.
Bullish and bearish analyst opinions on Insmed Incorporated (INSM)
The consensus analyst price target on Insmed Incorporated (INSM) is $196.85, 61.6% above the recent $121.82. Over the past 90 days analysts logged 0 upgrades, 10 maintains, and 0 downgrades. Here is how the bullish and bearish cases on INSM line up.
▲ The bullish case
+Wall Street's consensus price target of $196.85 implies +61.6% upside from $121.82.
+The Street's most bullish target is $235.00 (+92.9%).
+Material positive event.
+Positive 2.8% session move.
+INSM moved +3.38% from its $128.22 open to a $132.55 close on 2026-08-06.
▼ The bearish case
−Insmed Incorporated (INSM) moved -2.89% from $135.00 to $131.10 on 2026-08-07.
Bull vs bear balanceNeutral / Mixed
BearishNeutralBullish
Weighing both sides, BestStocks' composite read of recent signals is roughly balanced, 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 Sep 1, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.
Insmed Incorporated (INSM) moved -2.75% from $124.82 to $121.39 on 2026-08-27. 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, suggesting the decline occurred on modest trading activity.
Material / Earnings2026-08-20-4.3%
Insmed Incorporated (INSM) moved -3.15% from $129.15 to $125.08 on 2026-08-20. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume traded near its 5-day average, suggesting the move occurred without unusual trading activity.
Material / Earnings2026-08-17+3.7%
Insmed Incorporated (INSM) moved +2.66% from $125.00 to $128.32 on 2026-08-17. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume was near its 5-day average at 0.8x.
Material / Earnings2026-08-13-4.5%
Insmed Incorporated (INSM) moved -4.66% from $132.50 to $126.33 on 2026-08-13. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. The move occurred on light volume (49% of the 5-day average), suggesting limited conviction behind the decline.
Insmed surged 2.58% to $134.48 following a Q2 2026 earnings beat released pre-market, with total revenue of $425.5 million crushing analyst consensus (~$390 million) and its flagship rare lung disease drug Brinsupri posting $309.2 million in sales—a 49% sequential jump. Management simultaneously raised full-year Brinsupri revenue guidance to $1.25–$1.40 billion (from $1.0 billion) and lifted peak sales projections above $7 billion, while narrowing the net loss to $0.06 per share versus an expected $0.70 loss.
Risk2026-08-07-1.1%
Insmed Incorporated (INSM) moved -2.89% from $135.00 to $131.10 on 2026-08-07. We checked news, earnings, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found.
Material / Earnings2026-08-06+33.9%
Insmed Incorporated (INSM) reported EPS of −$0.06 vs. consensus estimate of −$0.67 for Q2 FY2026, beating consensus by 91.1%.
Filings2026-08-06+33.9%
Insmed Incorporated (INSM) filed an 8-K on August 6, 2026. The filing contents were not detailed in available sources.
Upcoming catalysts & outlook
Next earnings
2026-10-29 (est.)
in 58 days
10-Q Filing (est.)
2026-11-05
Medium impact
Thesis shift
Neutral / Mixed
bullish signal
Risk level
High
from change events
Frequently asked questions about INSM
Why did Insmed Incorporated (INSM) stock move?
INSM rose 2.8% to $121.82. No single company-specific catalyst was confirmed during the move window, and it looks technical.
How much did INSM stock rise?
INSM gained 2.77% ($3.28) versus the prior close of $118.54, last trading at $121.82 on 0.7× average volume.
When is Insmed Incorporated's next earnings date?
INSM's next earnings report is estimated for 2026-10-29 — about 58 days away.
What is the analyst price target for INSM?
The consensus analyst price target for INSM is $196.85, about 61.6% above the current $121.82. Over the past 90 days, analysts recorded 0 upgrades, 10 maintains, and 0 downgrades.
How BestStocks tracks INSM
This page is generated automatically by BestStocks' change-detection system after price move up was detected and verified against independent data sources. It draws on 20 tracked change events for INSM, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of September 1, 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.
