Barclays’s Insmed INSM Stock Holding History

Barclays’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 Q1	–	Sell	-21,000	Closed	-$3.65M	–	5235
2025 Q4	$3.65M	Hold	21,000	–	–	﹤0.01%	2469
2025 Q3	$3.02M	Buy	+21,000	New	+$2.57M	﹤0.01%	2558
2024 Q2	–	Sell	-13,500	Closed	-$366K	–	5076
2024 Q1	$366K	Buy	+13,500	New	+$378K	﹤0.01%	3778
2019 Q4	–	Sell	-1,600	Closed	-$28K	–	6561
2019 Q3	$28K	Sell	1,600 -700	-30%	-$13.5K	﹤0.01%	6129
2019 Q2	$59K	Sell	2,300 -98,100	-98%	-$2.73M	﹤0.01%	6016
2019 Q1	$2.92M	Buy	100,400 +400	+0.4%	+$10.4K	﹤0.01%	2161
2018 Q4	$1.31M	Buy	+100,000	New	+$1.6M	﹤0.01%	2836
2018 Q2	–	Sell	-100	Closed	-$2K	–	7098
2018 Q1	$2K	Buy	+100	New	+$2.63K	﹤0.01%	6901
2017 Q4	–	Sell	-81,800	Closed	-$2.55M	–	6999
2017 Q3	$2.55M	Buy	81,800 +79,500	+3,457%	+$1.51M	﹤0.01%	2110
2017 Q2	$39K	Hold	2,300	–	–	﹤0.01%	5484
2017 Q1	$40K	Buy	+2,300	New	+$35.5K	﹤0.01%	5459
2014 Q3	–	Sell	-40,000	Closed	-$760K	–	7731
2014 Q2	$760K	Sell	40,000 -195,400	-83%	-$2.89M	﹤0.01%	3590
2014 Q1	$4.47M	Buy	+235,400	New	+$4.47M	0.01%	1776

Other funds holding INSM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

DGM

Darwin Global Management St. Helier, Jersey $3.77B AUM 307.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

BBA

Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Barclays's INSM Position: Q1 2026 in Review

Barclays reduced its Insmed (INSM) stake by 38% in Q1 2026, selling an estimated $26M and leaving 275,731 shares worth $45.1M. The position accounts for 0.01% of the portfolio, ranked #765.

Barclays first reported a position in INSM in Q2 2013 and has held it in 51 quarters since. The position peaked at $77.4M in Q4 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

Barclays held 275,731 shares of Insmed worth $45.1M as of Q1 2026.
Barclays sold 168,975 Insmed shares in Q1 2026, an estimated $26M.
Insmed made up 0.01% of Barclays's portfolio in Q1 2026, its #765 holding.
Barclays first reported a position in Insmed in Q2 2013 and has held it in 51 quarters since.
Barclays's Insmed position peaked at $77.4M in Q4 2025.
669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Barclays's 13F filing for Q1 2026, filed 15 May 2026.