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INSM icon

Natixis’s Insmed INSM Stock Holding History

Natixis’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
-3,036
Closed -$437K – 1213
2025
Q3 		$437K Sell
3,036
-7,612
-71% -$933K ﹤0.01% 805
2025
Q2 		$1.07M Buy
+10,648
New +$814K ﹤0.01% 596
2024
Q3 		– Sell
-37,500
Closed -$2.51M – 1036
2024
Q2 		$2.51M Buy
37,500
+30,460
+433% +$1.18M 0.01% 375
2024
Q1 		$191K Buy
+7,040
New +$197K ﹤0.01% 722
2023
Q3 		– Sell
-16,000
Closed -$338K – 1061
2023
Q2 		$338K Buy
+16,000
New +$304K ﹤0.01% 690
2021
Q4 		– Sell
-125,323
Closed -$3.45M – 1288
2021
Q3 		$3.45M Hold
125,323
– – 0.01% 624
2021
Q2 		$3.57M Sell
125,323
-38,387
-23% -$1.14M 0.02% 441
2021
Q1 		$5.58M Sell
163,710
-199,213
-55% -$7.61M 0.02% 494
2020
Q4 		$12.1M Buy
+362,923
New +$13.3M 0.04% 352

Other funds holding INSM

JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Natixis's INSM Position: Q4 2025 in Review

Natixis sold out of Insmed (INSM) in Q4 2025, closing a stake of 3,036 shares — an estimated $437K sold.

Natixis first reported a position in INSM in Q4 2020 and held it in 9 quarters. The position peaked at $12.1M in Q4 2020. 678 funds tracked by Wall St. Rank hold INSM as of Q4 2025.

  • Natixis reported no remaining Insmed position as of Q4 2025 after selling out during the quarter.
  • Natixis sold 3,036 Insmed shares in Q4 2025, an estimated $437K.
  • Natixis first reported a position in Insmed in Q4 2020 and held it in 9 quarters.
  • Natixis's Insmed position peaked at $12.1M in Q4 2020.
  • 678 funds tracked by Wall St. Rank held Insmed as of Q4 2025.

Based on Natixis's 13F filing for Q4 2025, filed 13 Feb 2026.