Bank of America
INSM icon

Bank of America’s Insmed INSM Stock Holding History

Bank of America’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
2025
Q4 		– Sell
-192,300
Closed -$27.7M – 7835
2025
Q3 		$27.7M Buy
192,300
+180,000
+1,463% +$22.1M ﹤0.01% 2297
2025
Q2 		$1.24M Sell
12,300
-14,700
-54% -$1.12M ﹤0.01% 5147
2025
Q1 		$2.06M Buy
+27,000
New +$2.07M ﹤0.01% 4656
2017
Q4 		– Sell
-16,200
Closed -$506K – 7126
2017
Q3 		$506K Buy
+16,200
New +$309K ﹤0.01% 4945

Other funds holding INSM

JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.77B AUM 307.72% 1-Year Est. Return
Fidelity Investments
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
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Bank of America's INSM Position: Q1 2026 in Review

Bank of America reduced its Insmed (INSM) stake by 13% in Q1 2026, selling an estimated $34.3M and leaving 1,502,281 shares worth $246M. The position accounts for 0.02% of the portfolio, ranked #633.

Bank of America first reported a position in INSM in Q2 2013 and has held it in 52 quarters since. The position peaked at $300M in Q4 2025. 673 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • Bank of America held 1,502,281 shares of Insmed worth $246M as of Q1 2026.
  • Bank of America sold 223,400 Insmed shares in Q1 2026, an estimated $34.3M.
  • Insmed made up 0.02% of Bank of America's portfolio in Q1 2026, its #633 holding.
  • Bank of America first reported a position in Insmed in Q2 2013 and has held it in 52 quarters since.
  • Bank of America's Insmed position peaked at $300M in Q4 2025.
  • 673 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Bank of America's 13F filing for Q1 2026, filed 18 May 2026.