Skip to main content

Calamos Advisors LLC

Position in IRWD — Ironwood Pharmaceuticals Inc

CIK 1316507 NAPERVILLE, IL

Position in IRWD

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$61,129
+$10,164 QoQ
Shares Held
14,520
0.0% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#145
of 212 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IRWD Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

Calamos Advisors LLC holds $8,272,786 across 2 Drug Manufacturers - Specialty & Generic names. IRWD ranks #2 (0.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 IRWD
Ironwood Pharmaceuticals Inc
This page
14,520 $61,129

All Filings in IRWD

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $61,129 14,520
2026-03-31 $50,965 14,520
2025-12-31 $48,932 14,520