Insmed Incorporated Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 08/12/2025 | 11.14 M | $1.12 B | -30.57% | 5.89% |
| CAPITAL INTERNATIONAL INVESTORS | 08/13/2025 | 7.48 M | $752.67 M | 3.89% | 3.95% |
| RTW INVESTMENTS, LP | 08/14/2025 | 3.08 M | $310.43 M | 2.32% | 1.63% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 08/14/2025 | 2.86 M | $287.78 M | -17.04% | 1.51% |
| HOLOCENE ADVISORS, LP | 08/14/2025 | 2.02 M | $202.97 M | -0.47% | 1.07% |
| DEEP TRACK CAPITAL, LP | 08/14/2025 | 1.75 M | $176.12 M | 586.95% | 0.92% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 07/29/2025 | 1.67 M | $167.63 M | -28.00% | 0.88% |
| INTEGRAL HEALTH ASSET MANAGEMENT, LLC | 08/14/2025 | 1.60 M | $161.02 M | 3.23% | 0.85% |
| PICTET ASSET MANAGEMENT HOLDING SA | 08/13/2025 | 1.55 M | $156.19 M | -22.83% | 0.82% |
| LORD, ABBETT & CO. LLC | 08/14/2025 | 1.55 M | $155.58 M | 14.46% | 0.82% |
| ORBIS ALLAN GRAY LTD | 08/14/2025 | 1.52 M | $153.39 M | 100.00% | 0.81% |
| GW&K INVESTMENT MANAGEMENT, LLC | 08/11/2025 | 1.27 M | $128.25 M | -7.51% | 0.67% |
| EVENTIDE ASSET MANAGEMENT, LLC | 08/14/2025 | 1.20 M | $120.41 M | 1.25% | 0.63% |
| FIL LTD | 08/14/2025 | 1.17 M | $117.29 M | -51.24% | 0.62% |
| MARSHALL WACE, LLP | 08/13/2025 | 1.11 M | $112.05 M | 59.91% | 0.59% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 08/14/2025 | 1.08 M | $108.90 M | 100.00% | 0.57% |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 08/14/2025 | 1.01 M | $101.54 M | 43.24% | 0.53% |
| HOOD RIVER CAPITAL MANAGEMENT LLC | 08/14/2025 | 899.60 K | $90.54 M | -42.27% | 0.48% |
| TIMESSQUARE CAPITAL MANAGEMENT, LLC | 08/08/2025 | 873.49 K | $87.91 M | -17.92% | 0.46% |
| MAVERICK CAPITAL LTD | 08/14/2025 | 804.13 K | $80.93 M | 89.15% | 0.42% |
| LOOMIS SAYLES & CO L P | 08/13/2025 | 793.57 K | $79.86 M | -21.39% | 0.42% |
| FIERA CAPITAL CORP | 08/08/2025 | 748.04 K | $75.28 M | 29.14% | 0.40% |
| HRT FINANCIAL LP | 08/14/2025 | 729.60 K | $73.43 M | 100.00% | 0.39% |
| NWI MANAGEMENT LP | 08/14/2025 | 720.00 K | $72.46 M | 60.00% | 0.38% |
| JENNISON ASSOCIATES LLC | 08/01/2025 | 715.61 K | $72.02 M | -4.37% | 0.38% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 08/14/2025 | 700.70 K | $70.52 M | 52.99% | 0.37% |
| POLAR CAPITAL HOLDINGS PLC | 08/14/2025 | 697.96 K | $70.24 M | -4.23% | 0.37% |
| PERCEPTIVE ADVISORS LLC | 08/14/2025 | 650.25 K | $65.44 M | 27.68% | 0.34% |
| 08/12/2025 | 588.99 K | $59.28 M | -49.14% | 0.31% | |
| BROWN ADVISORY INC | 08/13/2025 | 579.85 K | $58.36 M | -13.77% | 0.31% |
| ROCK SPRINGS CAPITAL MANAGEMENT LP | 08/14/2025 | 525.00 K | $52.84 M | 1.76% | 0.28% |
| LONG FOCUS CAPITAL MANAGEMENT, LLC | 08/14/2025 | 520.20 K | $52.35 M | -17.53% | 0.27% |
| ALKEON CAPITAL MANAGEMENT LLC | 08/14/2025 | 500.00 K | $50.32 M | 100.00% | 0.26% |
| POINT72 ASSET MANAGEMENT, L.P. | 08/14/2025 | 490.67 K | $49.38 M | 100.00% | 0.26% |
| AFFINITY ASSET ADVISORS, LLC | 08/13/2025 | 475.00 K | $47.80 M | 239.29% | 0.25% |
| CASTLE HOOK PARTNERS LP | 08/14/2025 | 452.66 K | $45.56 M | 100.00% | 0.24% |
| CANDRIAM S.C.A. | 08/08/2025 | 438.69 K | $44.15 M | -3.67% | 0.23% |
| WEISS ASSET MANAGEMENT LP | 08/14/2025 | 339.83 K | $34.20 M | 100.00% | 0.18% |
| CAPTION MANAGEMENT, LLC | 08/14/2025 | 334.20 K | $33.63 M | 539.01% | 0.18% |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 08/07/2025 | 330.80 K | $33.29 M | 2,637.50% | 0.17% |
| SOFINNOVA INVESTMENTS, INC. | 08/14/2025 | 313.92 K | $31.59 M | 3.18% | 0.17% |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 08/14/2025 | 313.05 K | $31.51 M | 11,594.17% | 0.17% |
| ABRDN PLC | 07/24/2025 | 309.75 K | $31.17 M | -7.91% | 0.16% |
| NWI MANAGEMENT LP | 08/14/2025 | 301.00 K | $30.29 M | 100.00% | 0.16% |
| CAPTION MANAGEMENT, LLC | 08/14/2025 | 282.10 K | $28.39 M | 90.87% | 0.15% |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 08/13/2025 | 250.10 K | $25.17 M | 100.00% | 0.13% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 08/14/2025 | 249.06 K | $25.07 M | -22.50% | 0.13% |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 08/14/2025 | 238.78 K | $24.03 M | -84.00% | 0.13% |
| CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 08/07/2025 | 226.14 K | $22.76 M | 1,393.38% | 0.12% |
| Y-INTERCEPT (HONG KONG) LTD | 08/01/2025 | 224.30 K | $22.57 M | 100.00% | 0.12% |
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Insmed Incorporated institutional Ownership - FAQ's
During the previous two years, 284 institutional investors and hedge funds held shares of Insmed Incorporated. The most heavily invested institutionals were:
BlackRock, Inc.: 11.14 M
Capital International Investors: 7.48 M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC: 1.67 M
LOOMIS SAYLES & CO L P: 793,569
JENNISON ASSOCIATES LLC: 715,606
BROWN ADVISORY INC: 579,846
111.09% of Insmed Incorporated stock is owned by institutional investors.
Institutional investors have bought a total of 75.69 M shares in the last 24 months. This purchase volume represents approximately $9.67 B in transactions.