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GATEWAY INVESTMENT ADVISERS LLC

Position in INSM — INSMED Inc

CIK 1114618 CINCINNATI, OH

Position in INSM

as of Jun 30, 2026 · filed Jul 20, 2026
Position Value
$38,916,300
-$20,768,500 QoQ
Shares Held
365,000
0.0% QoQ
Ownership
0.167%
of shares outstanding
% of Portfolio
0.40%
of 13F equity value
Holder Rank
#94
of 665 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in INSM Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

GATEWAY INVESTMENT ADVISERS LLC holds $83,759,285 across 16 Biotechnology names. INSM ranks #1 (46.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 INSM
INSMED Inc
This page
365,000 $38,916,300

All Filings in INSM

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $38,916,300 365,000
2026-03-31 $59,684,800 365,000
2025-12-31 $63,524,600 365,000