Insmed (INSM) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $96.27, -2.96% vs the prior close of $99.21.
- Volume 2.40M shares, 0.9x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
INSM dips 3.0% to $96.27, a 3-month low. Closed at $96.27, -2.96% vs the prior close of $99.21. Day range $96.05–$99.00, opened at $98.70.
INSM daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — INSM dips 3.0% to $96.27, a 3-month low
- Closed at $96.27, -2.96% vs the prior close of $99.21. Day range $96.05–$99.00, opened at $98.70.
- Volume was 2.40M shares, 0.9x its 50-day average of 2.59M.
- Price is -19.0% vs its 50-day average ($118.87) and -25.4% vs its 200-day average ($129.10).
- 52-week range $90.39–$212.75; today's close sits at 5% of that range, 54.7% below the 52-week high.
Oct 15, 2026 — INSM rises 1.5% to $99.21
- Closed at $99.21, +1.45% vs the prior close of $97.79. Day range $97.90–$100.72, opened at $99.26.
- Volume was 3.35M shares, 1.3x its 50-day average of 2.62M.
- Price is -17.0% vs its 50-day average ($119.60) and -23.4% vs its 200-day average ($129.48).
- 52-week range $90.39–$212.75; today's close sits at 7% of that range, 53.4% below the 52-week high.
Oct 14, 2026 — INSM rises 1.0% to $97.79
- Closed at $97.79, +1.03% vs the prior close of $96.79. Day range $95.76–$98.00, opened at $97.39.
- Volume was 2.74M shares, 1.0x its 50-day average of 2.65M.
- Price is -18.2% vs its 50-day average ($119.59) and -24.7% vs its 200-day average ($129.87).
- 52-week range $90.39–$212.75; today's close sits at 6% of that range, 54.0% below the 52-week high.
Oct 13, 2026 — INSM dips 1.8% to $96.79, a 3-month low
- Closed at $96.79, -1.80% vs the prior close of $98.56. Day range $96.54–$99.73, opened at $98.18.
- Volume was 2.16M shares, 0.8x its 50-day average of 2.68M.
- Price is -19.1% vs its 50-day average ($119.61) and -25.7% vs its 200-day average ($130.27).
- 52-week range $90.39–$212.75; today's close sits at 5% of that range, 54.5% below the 52-week high.
Oct 12, 2026 — INSM dips 2.0% to $98.56, a 1-month low
- Closed at $98.56, -2.03% vs the prior close of $100.60. Day range $98.33–$100.31, opened at $98.82.
- Volume was 1.70M shares, 0.6x its 50-day average of 2.70M.
- Price is -17.6% vs its 50-day average ($119.64) and -24.6% vs its 200-day average ($130.67).
- 52-week range $90.39–$212.75; today's close sits at 7% of that range, 53.7% below the 52-week high.
Oct 9, 2026 — INSM ends flat (+0.1%) to $100.60
- Closed at $100.60, +0.12% vs the prior close of $100.48. Day range $99.15–$101.82, opened at $100.52.
- Volume was 2.47M shares, 0.9x its 50-day average of 2.72M.
- Price is -15.9% vs its 50-day average ($119.65) and -23.2% vs its 200-day average ($131.06).
- 52-week range $90.39–$212.75; today's close sits at 8% of that range, 52.7% below the 52-week high.
Oct 8, 2026 — INSM dips 1.2% to $100.48, a 1-month low on 2.0x normal volume
- Closed at $100.48, -1.24% vs the prior close of $101.74. Day range $96.68–$101.06, opened at $100.66.
- Volume was 5.25M shares, 2.0x its 50-day average of 2.66M — unusually heavy trading.
- Price is -16.0% vs its 50-day average ($119.66) and -23.6% vs its 200-day average ($131.44).
- 52-week range $90.39–$212.75; today's close sits at 8% of that range, 52.8% below the 52-week high.
Oct 7, 2026 — INSM slides 3.3% to $101.74, a 1-month low
- Closed at $101.74, -3.32% vs the prior close of $105.23. Day range $101.60–$104.80, opened at $103.87.
- Volume was 3.16M shares, 1.2x its 50-day average of 2.63M.
- Price is -15.0% vs its 50-day average ($119.72) and -22.8% vs its 200-day average ($131.81).
- 52-week range $90.39–$212.75; today's close sits at 9% of that range, 52.2% below the 52-week high.
Oct 6, 2026 — INSM rises 1.3% to $105.23
- Closed at $105.23, +1.35% vs the prior close of $103.83. Day range $101.32–$107.87, opened at $103.97.
- Volume was 3.69M shares, 1.4x its 50-day average of 2.60M.
- Price is -12.1% vs its 50-day average ($119.76) and -20.4% vs its 200-day average ($132.14).
- 52-week range $90.39–$212.75; today's close sits at 12% of that range, 50.5% below the 52-week high.
Oct 5, 2026 — INSM slides 6.6% to $103.83, a 1-month low on 2.1x normal volume
- Closed at $103.83, -6.56% vs the prior close of $111.12. Day range $101.65–$108.75, opened at $105.50.
- Volume was 5.39M shares, 2.1x its 50-day average of 2.53M — unusually heavy trading.
- Price is -13.3% vs its 50-day average ($119.75) and -21.7% vs its 200-day average ($132.60).
- 52-week range $90.39–$212.75; today's close sits at 11% of that range, 51.2% below the 52-week high.
- SEC filings that day: 8-K.
Oct 2, 2026 — INSM rises 2.3% to $111.12
- Closed at $111.12, +2.33% vs the prior close of $108.59. Day range $105.68–$111.54, opened at $107.76.
- Volume was 4.14M shares, 1.7x its 50-day average of 2.48M.
- Price is -7.3% vs its 50-day average ($119.82) and -16.5% vs its 200-day average ($133.09).
- 52-week range $90.39–$212.75; today's close sits at 17% of that range, 47.8% below the 52-week high.
INSM latest news & SEC filings
Every SEC filing by or about INSM in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Sep 11, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Brennan David R sold 25,000 shares at $124.00 (≈$3.10M) on Sep 9, 2026
- Brennan David R sold 25,000 shares at $124.00 (≈$3.10M) on Sep 9, 2026
- Brennan David R sold 25,000 shares at $124.00 (≈$3.10M) on Sep 9, 2026
- Brennan David R sold 25,000 shares at $124.00 (≈$3.10M) on Sep 9, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 10, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Aug 19, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Sharoky Melvin Md sold 5,000 shares at $127.53 (≈$637.65K) on Aug 17, 2026
- Sharoky Melvin Md sold 5,000 shares at $127.53 (≈$637.65K) on Aug 17, 2026
- Sharoky Melvin Md sold 5,000 shares at $127.53 (≈$637.65K) on Aug 17, 2026
- Sharoky Melvin Md sold 5,000 shares at $127.53 (≈$637.65K) on Aug 17, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 17, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 12, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Adsett Roger sold 239,850 shares at $133.27 (≈$31.96M) on Aug 10, 2026
- Adsett Roger sold 239,850 shares at $133.27 (≈$31.96M) on Aug 10, 2026
- Adsett Roger sold 239,850 shares at $133.27 (≈$31.96M) on Aug 10, 2026
- Adsett Roger sold 239,850 shares at $133.27 (≈$31.96M) on Aug 10, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 10, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Aug 6, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 6, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Aug 6, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $425.49M (prior year $107.42M) (+296.1% vs Jun 30, 2025)
- Net income: -$13.24M (prior year -$321.69M) (loss narrowed vs Jun 30, 2025)
- Diluted EPS: -$0.06 (prior year -$1.70) (loss narrowed vs Jun 30, 2025)
Jul 22, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 16, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Things to know before you trade INSM
- Last results release: Aug 6, 2026 (8-K Item 2.02). Previous ones: May 7, 2026, Feb 19, 2026, Oct 30, 2025. Based on that rhythm, the next report is likely around Nov 5, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 2.05% (largest 6.6%).
- Liquidity: about 2.82M shares (≈$271.55M) trade per day on average.
- 52-week position: $96.27 vs a range of $90.39–$212.75 (5% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 25 sales; latest: David R Brennan sold 25,000 shares on Sep 9, 2026.
- Latest filings: 8-K Oct 5, 2026; 8-K Aug 6, 2026; 10-Q Aug 6, 2026.
- Share count: 218.38M shares outstanding (Jul 31, 2026), +3.3% vs a year earlier.
- Listing: Nasdaq · industry: Pharmaceutical Preparations.
INSM market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 98.70 | 99.00 | 96.05 | 96.27 | 2.40M |
| Oct 15, 2026 | 99.26 | 100.72 | 97.90 | 99.21 | 3.35M |
| Oct 14, 2026 | 97.39 | 98.00 | 95.76 | 97.79 | 2.74M |
| Oct 13, 2026 | 98.18 | 99.73 | 96.54 | 96.79 | 2.16M |
| Oct 12, 2026 | 98.82 | 100.31 | 98.33 | 98.56 | 1.70M |
| Oct 9, 2026 | 100.52 | 101.82 | 99.15 | 100.60 | 2.47M |
| Oct 8, 2026 | 100.66 | 101.06 | 96.68 | 100.48 | 5.25M |
| Oct 7, 2026 | 103.87 | 104.80 | 101.60 | 101.74 | 3.16M |
| Oct 6, 2026 | 103.97 | 107.87 | 101.32 | 105.23 | 3.69M |
| Oct 5, 2026 | 105.50 | 108.75 | 101.65 | 103.83 | 5.39M |
| Oct 2, 2026 | 107.76 | 111.54 | 105.68 | 111.12 | 4.14M |
| Oct 1, 2026 | 114.68 | 116.19 | 108.48 | 108.59 | 2.65M |
| Sep 30, 2026 | 115.65 | 116.43 | 113.60 | 114.14 | 2.87M |
| Sep 29, 2026 | 117.06 | 118.50 | 114.49 | 115.63 | 1.67M |
| Sep 28, 2026 | 116.83 | 119.32 | 116.31 | 117.67 | 1.74M |
| Sep 25, 2026 | 121.87 | 122.90 | 115.87 | 117.83 | 2.67M |
| Sep 24, 2026 | 119.26 | 121.69 | 118.38 | 121.55 | 2.23M |
| Sep 23, 2026 | 121.58 | 122.65 | 116.74 | 118.34 | 1.92M |
| Sep 22, 2026 | 121.00 | 122.48 | 119.09 | 120.82 | 2.41M |
| Sep 21, 2026 | 123.06 | 124.48 | 120.92 | 121.00 | 1.81M |
About Insmed
Insmed (INSM) is listed on the Nasdaq and classified by the SEC under “Pharmaceutical Preparations”. Its business address is in BRIDGEWATER, NJ. State of incorporation: VA. Fiscal year ends December 31. SEC CIK 1104506.
INSM board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Elizabeth M Anderson | Director | May 15, 2026 |
| David R Brennan | Director | Sep 11, 2026 |
| Clarissa Desjardins | Director | May 15, 2026 |
| Leo Lee | Director | May 15, 2026 |
| William Lewis | Chair and CEO | Jul 24, 2026 |
| David W J Mcgirr | Director | Feb 11, 2026 |
| Carol Schafer | Director | May 15, 2026 |
| Melvin Md Sharoky | Director | Aug 19, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Roger Adsett | Chief Operating Officer | Aug 12, 2026 |
| Sara Bonstein | Chief Financial Officer | Jun 5, 2026 |
| Samuele Butera | SVP, GM, Global Respiratory | Jun 24, 2026 |
| Martina M.D. Flammer | Chief Medical Officer | Aug 7, 2026 |
| William Lewis | Chair and CEO | Jul 24, 2026 |
| Orlov S Nicole Schaeffer | Chief People Strategy Officer | Jan 6, 2026 |
| Michael Alexander Smith | Chief Legal Officer | Jun 24, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 9, 2026 | David R Brennan | Sale | 25,000 | $124.00 |
| Sep 9, 2026 | David R Brennan | Sale | 25,000 | $124.00 |
| Sep 9, 2026 | David R Brennan | Sale | 25,000 | $124.00 |
| Sep 9, 2026 | David R Brennan | Sale | 25,000 | $124.00 |
| Aug 17, 2026 | Melvin Md Sharoky | Sale | 5,000 | $127.53 |
| Aug 17, 2026 | Melvin Md Sharoky | Sale | 5,000 | $127.53 |
| Aug 17, 2026 | Melvin Md Sharoky | Sale | 5,000 | $127.53 |
| Aug 17, 2026 | Melvin Md Sharoky | Sale | 5,000 | $127.53 |
| Aug 10, 2026 | Roger Adsett | Sale | 239,850 | $133.27 |
| Aug 10, 2026 | Roger Adsett | Sale | 239,850 | $133.27 |
| Aug 10, 2026 | Roger Adsett | Sale | 239,850 | $133.27 |
| Aug 10, 2026 | Roger Adsett | Sale | 239,850 | $133.27 |
| Aug 6, 2026 | Martina M.D. Flammer | Sale | 8,895 | $127.00 |
| Aug 6, 2026 | Martina M.D. Flammer | Sale | 18,278 | $129.40 |
| Aug 6, 2026 | Martina M.D. Flammer | Sale | 8,895 | $127.00 |
INSM financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $606.42M | $-1.28B | -6.42 | $-935.01M |
| Dec 31, 2024 | $363.71M | $-913.77M | -5.57 | $-683.88M |
| Dec 31, 2023 | $305.21M | $-749.57M | -5.34 | $-536.25M |
| Dec 31, 2022 | $245.36M | $-481.53M | -3.91 | $-400.44M |
| Dec 31, 2021 | $188.46M | $-434.65M | -3.88 | $-363.30M |
Latest balance sheet: total assets $2.10B, total liabilities $1.35B, cash $544.76M (as of Jun 30, 2026).
INSM earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 6, 2026 | 8-K Item 2.02 (results) | $132.55 |
| May 7, 2026 | 8-K Item 2.02 (results) | $105.00 |
| Feb 19, 2026 | 8-K Item 2.02 (results) | $161.00 |
| Oct 30, 2025 | 8-K Item 2.02 (results) | $194.22 |
| Aug 7, 2025 | 8-K Item 2.02 (results) | $109.30 |
| May 8, 2025 | 8-K Item 2.02 (results) | $65.63 |
| Feb 20, 2025 | 8-K Item 2.02 (results) | $83.61 |
| Oct 31, 2024 | 8-K Item 2.02 (results) | $67.28 |
| Aug 8, 2024 | 8-K Item 2.02 (results) | — |
| May 9, 2024 | 8-K Item 2.02 (results) | — |
| Feb 22, 2024 | 8-K Item 2.02 (results) | — |
| Oct 26, 2023 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.