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ALLIANCEBERNSTEIN L.P.

Position in INSM — INSMED Inc

CIK 1109448 NASHVILLE, TN

Position in INSM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$49,343,309
-$63,278,474 QoQ
Shares Held
462,796
-32.8% QoQ
Ownership
0.212%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#82
of 665 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 92% Shared 0% None 8%

Common Shares in INSM Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

ALLIANCEBERNSTEIN L.P. holds $5,177,847,011 across 257 Biotechnology names. INSM ranks #25 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in INSM

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $49,343,309 462,796
2026-03-31 $112,621,783 688,734
2025-12-31 $111,858,814 642,719
2025-09-30 $125,111,855 868,772
2025-06-30 $135,180,855 1,343,212
2025-03-31 $184,889,806 2,423,513
2024-12-31 $163,180,251 2,363,561
2024-09-30 $178,856,789 2,450,093
2024-06-30 $166,982,425 2,492,275
2024-03-31 $58,233,975 2,146,479
2023-12-31 $66,563,482 2,147,902
2023-09-30 $57,943,599 2,294,796
2023-06-30 $53,269,967 2,524,643
2023-03-31 $42,188,315 2,474,388
2022-12-31 $52,031,596 2,604,184
2022-09-30 $54,034,425 2,508,562
2022-06-30 $55,417,617 2,810,224
2022-03-31 $69,302,651 2,949,049
2021-12-31 $76,789,914 2,819,013
2021-09-30 $61,023,187 2,215,802
2021-06-30 $58,239,263 2,046,355
2021-03-31 $61,997,442 1,820,242
2020-12-31 $61,016,774 1,832,886
2020-09-30 $67,534,528 2,101,261
2020-06-30 $46,626,156 1,693,034
2020-03-31 $1,986,117 123,900