Also trades as: 0JAV.L (LSE) · $vol 0M
INSM NASDAQ
Insmed Incorporated
1W: -5.3%
1M: -24.2%
3M: -33.6%
YTD: -38.2%
1Y: +59.9%
3Y: +495.9%
5Y: +317.6%
$106.24
-3.29 (-3.00%)
Weekly Expected Move ±14.5%
$78
$93
$109
$125
$141
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🏦 Institutional Activity
Latest: Q1 2026768
Institutions Holding
-5 vs prior
131.5%
Ownership
-25.67%
85
New
259
Increased
351
Reduced
163
Closed
👔 Insider Trades
25 records| Date | Name | Title | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 381 | $139.60 | $53K | Filing |
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 1,247 | $139.09 | $173K | Filing |
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 2,721 | $137.86 | $375K | Filing |
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 5,318 | $137.01 | $729K | Filing |
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 599 | $135.18 | $81K | Filing |
| 2026-05-04 | Lewis William | officer: chair and ceo | S-Sale | 433 | $134.18 | $58K | Filing |
| 2026-04-16 | Lewis William | officer: chair and ceo | S-Sale | 825 | $145.79 | $120K | Filing |
| 2026-04-16 | Lewis William | officer: chair and ceo | S-Sale | 2,255 | $144.66 | $326K | Filing |
| 2026-04-16 | Lewis William | officer: chair and ceo | S-Sale | 5,373 | $143.81 | $773K | Filing |
| 2026-04-16 | Lewis William | officer: chair and ceo | S-Sale | 2,246 | $142.99 | $321K | Filing |
| 2026-04-06 | Lewis William | officer: chair and ceo | S-Sale | 787 | $161.73 | $127K | Filing |
| 2026-04-06 | Lewis William | officer: chair and ceo | S-Sale | 8,478 | $163.23 | $1.4M | Filing |
| 2026-04-06 | Lewis William | officer: chair and ceo | S-Sale | 1,434 | $164.01 | $235K | Filing |
| 2026-03-30 | Smith Michael Alexander | officer: chief legal officer | S-Sale | 19,638 | $150.98 | $3.0M | Filing |
| 2026-03-19 | Lewis William | officer: chair and ceo | S-Sale | 4,533 | $144.11 | $653K | Filing |
| 2026-03-19 | Lewis William | officer: chair and ceo | S-Sale | 4,537 | $143.42 | $651K | Filing |
| 2026-03-19 | Lewis William | officer: chair and ceo | S-Sale | 1,629 | $142.17 | $232K | Filing |
| 2026-03-05 | Lewis William | officer: chair and ceo | S-Sale | 2,128 | $147.54 | $314K | Filing |
| 2026-03-05 | Lewis William | officer: chair and ceo | S-Sale | 3,899 | $146.66 | $572K | Filing |
| 2026-03-05 | Lewis William | officer: chair and ceo | S-Sale | 2,589 | $145.27 | $376K | Filing |
| 2026-03-05 | Lewis William | officer: chair and ceo | S-Sale | 2,083 | $144.23 | $300K | Filing |
| 2026-03-03 | SHAROKY MELVIN MD | director | G-Gift | 100 | $— | $0 | Filing |
| 2026-02-25 | SHAROKY MELVIN MD | director | G-Gift | 243 | $— | $0 | Filing |
| 2026-02-25 | SHAROKY MELVIN MD | director | G-Gift | 1,072 | $— | $0 | Filing |
| 2026-02-24 | Smith Michael Alexander | officer: chief legal officer | S-Sale | 4,151 | $155.06 | $644K | Filing |
🏛️ Congressional Trades
9 records| Date | Politician | Chamber | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2025-10-03 | Gilbert Cisneros | House | Sell | $1,001 - $15,000 | Filing |
| 2025-09-22 | Gilbert Cisneros | House | Sell | $1,001 - $15,000 | Filing |
| 2025-08-08 | Gilbert Cisneros | House | Sell | $1,001 - $15,000 | Filing |
| 2025-07-07 | Gilbert Cisneros | House | Sell | $1,001 - $15,000 | Filing |
| 2025-06-16 | Josh Gottheimer | House | Buy | $1,001 - $15,000 | Filing |
| 2025-04-09 | Josh Gottheimer | House | Sell | $1,001 - $15,000 | Filing |
| 2024-06-21 | Josh Gottheimer | House | Sell | $1,001 - $15,000 | Filing |
| 2024-05-28 | Josh Gottheimer | House | Sell | $1,001 - $15,000 | Filing |
| 2022-12-06 | Josh Gottheimer | House | Buy | $1,001 - $15,000 | Filing |
🏦 Top Institutional Holders
20 holders| Holder | Shares | Value | Date Reported | Filing | |
|---|---|---|---|---|---|
| JPMORGAN CHASE & CO | 24,150,499 | $3.7B | +950,987 | 2026-03-31 | Filing |
| BlackRock, Inc. | 16,678,146 | $2.7B | +1,613,094 | 2026-03-31 | Filing |
| Darwin Global Management, Ltd. | 16,805,184 | $2.6B | -4,128,093 | 2026-03-31 | Filing |
| FMR LLC | 13,160,167 | $2.2B | +3,232,231 | 2026-03-31 | Filing |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 10,371,802 | $1.7B | +10,371,802 | 2026-03-31 | Filing |
| VANGUARD CAPITAL MANAGEMENT LLC | 9,642,131 | $1.6B | +9,642,131 | 2026-03-31 | Filing |
| Artisan Partners Limited Partnership | 6,527,301 | $1.1B | +1,683,552 | 2026-03-31 | Filing |
| Capital International Investors | 5,595,194 | $915M | +443,523 | 2026-03-31 | Filing |
| STATE STREET CORP | 5,551,699 | $908M | +349,955 | 2026-03-31 | Filing |
| RTW INVESTMENTS, LP | 4,842,880 | $792M | +1 | 2026-03-31 | Filing |
| GEODE CAPITAL MANAGEMENT, LLC | 4,450,389 | $733M | +151,337 | 2026-03-31 | Filing |
| AMERIPRISE FINANCIAL INC | 3,057,718 | $500M | +1,088,861 | 2026-03-31 | Filing |
| FRANKLIN RESOURCES INC | 2,617,251 | $428M | -138,285 | 2026-03-31 | Filing |
| Invesco Ltd. | 1,988,968 | $325M | -737,889 | 2026-03-31 | Filing |
| Orbis Allan Gray Ltd | 1,872,824 | $306M | -2,307,133 | 2026-03-31 | Filing |
| UBS Group AG | 1,737,481 | $284M | -130,154 | 2026-03-31 | Filing |
| BANK OF AMERICA CORP /DE | 1,502,281 | $246M | -223,400 | 2026-03-31 | Filing |
| Integral Health Asset Management, LLC | 1,500,000 | $245M | +250,000 | 2026-03-31 | Filing |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 1,468,459 | $240M | +1,035,938 | 2026-03-31 | Filing |
| SEI INVESTMENTS CO | 1,395,794 | $228M | +505,624 | 2026-03-31 | Filing |