Is INSM Worth Buying in 2026?

Insmed, Inc.

STOCK PHARMACEUTICAL PREPARATIONS Updated 2026-05-24

Here’s whether Insmed, Inc. (INSM) is worth buying in 2026 — based on weekly-updated price trend, RSI momentum, and return vs. the S&P 500. Our current read: Bearish.

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Bearish

Positives: strong 1-year return of +60.6%. Concerns: trading below the 200-day MA (long-term downtrend); below the 50-day MA (medium-term momentum negative); 50-day MA is falling (-4.74% over 10 days); RSI 26 — oversold; 3-month momentum negative (-33.0%); rising volume on a downtrend (distribution, 1.40x avg). Currently 50.1% off its 52-week high. Score: -5/7.

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INSM is trading below its 200-day MA ($155.99) — a key warning sign the longer-term trend is under pressure. An RSI of 26.5 has dropped into oversold territory, which has historically preceded short-term bounces. The 1-year return of +60.6% compares to +27.9% for SPY (beat the market by 32.7%). The current 50.1% drawdown from the 52-week high reflects elevated risk for momentum-based strategies.

$10,000 invested 1 year ago → $16,058 today
vs. S&P 500 (SPY) — same period beat market by 32.7%

1-Year Price Chart

Daily candles
MA-50 MA-200 Up Down

Signal Check

Above 200-day MA ($155.99)
Above 50-day MA ($137.32)
!RSI(14) neutral zone (30–70) — currently 26.5
Positive return (+60.6%)
!Within 10% of period high (−50.1%)
Period Range $106.24
$64.85 $212.75
RSI (14) 26.5
0 · OversoldOverbought · 100

Key Metrics

Price$106.24
Period Return+60.6%
Period High$212.75
Period Low$64.85
Drawdown−50.1%
MA-50$137.32
MA-200$155.99
RSI (14)26.5
Avg Volume (30d)3.3M
vs. SPYbeat by 32.7%
Return Rank#335 of 1236

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