Calamos Advisors’s Insmed INSM Stock Holding History

Calamos Advisors’s Portfolio INSM Stock Details INSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$907K	Sell	8,507 -27,866	-77%	-$3.37M	﹤0.01%	766
2026 Q1	$5.95M	Buy	36,373 +4,218	+13%	+$648K	0.02%	522
2025 Q4	$5.6M	Sell	32,155 -3,060	-9%	-$558K	0.02%	513
2025 Q3	$5.07M	Buy	35,215 +12,263	+53%	+$1.5M	0.02%	538
2025 Q2	$2.31M	Sell	22,952 -16,349	-42%	-$1.25M	0.01%	618
2025 Q1	$3M	Buy	39,301 +25,925	+194%	+$1.98M	0.01%	558
2024 Q4	$923K	Sell	13,376 -14,900	-53%	-$1.07M	﹤0.01%	679
2024 Q3	$2.06M	Buy	28,276 +3,047	+12%	+$225K	0.01%	613
2024 Q2	$1.69M	Buy	25,229 +14,492	+135%	+$562K	0.01%	603
2024 Q1	$291K	Buy	+10,737	New	+$300K	﹤0.01%	731
2022 Q4	–	Sell	-74,692	Closed	-$1.61M	–	1279
2022 Q3	$1.61M	Buy	+74,692	New	+$1.79M	0.01%	895
2021 Q1	–	Sell	-52,631	Closed	-$1.75M	–	930
2020 Q4	$1.75M	Sell	52,631 -16,132	-23%	-$589K	0.01%	649
2020 Q3	$2.21M	Buy	+68,763	New	+$1.98M	0.01%	587

Other funds holding INSM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Fiera Capital (Canada) Montreal, Quebec, Canada $27.6B AUM 23.56% 1-Year Est. Return

TCM

TimesSquare Capital Management New York $6.8B AUM 45.85% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return

Calamos Advisors's INSM Position: Q2 2026 in Review

Calamos Advisors reduced its Insmed (INSM) stake by 77% in Q2 2026, selling an estimated $3.37M and leaving 8,507 shares worth $907K. The position accounts for ﹤0.01% of the portfolio, ranked #766.

Calamos Advisors first reported a position in INSM in Q3 2020 and has held it in 13 quarters since. The position peaked at $5.95M in Q1 2026. 281 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

Calamos Advisors held 8,507 shares of Insmed worth $907K as of Q2 2026.
Calamos Advisors sold 27,866 Insmed shares in Q2 2026, an estimated $3.37M.
Insmed made up ﹤0.01% of Calamos Advisors's portfolio in Q2 2026, its #766 holding.
Calamos Advisors first reported a position in Insmed in Q3 2020 and has held it in 13 quarters since.
Calamos Advisors's Insmed position peaked at $5.95M in Q1 2026.
281 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.