CenterBook Partners
INSM icon

CenterBook Partners’s Insmed INSM Stock Holding History

CenterBook Partners’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
Q3 		$13M Buy
113,720
+10,569
+10% +$1.24M 0.6% 33
2026
Q2 		$11M Buy
103,151
+67,919
+193% +$8.22M 0.54% 33
2026
Q1 		$5.76M Buy
+35,232
New +$5.42M 0.31% 90
2025
Q2 		– Sell
-15,991
Closed -$1.22M – 551
2025
Q1 		$1.22M Buy
15,991
+6,600
+70% +$505K 0.08% 285
2024
Q4 		$648K Sell
9,391
-71,945
-88% -$5.18M 0.04% 389
2024
Q3 		$5.94M Buy
+81,336
New +$6M 0.37% 82

Other funds holding INSM

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Principal Financial Group
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TimesSquare Capital Management
TimesSquare Capital Management New York $6.12B AUM 30.01% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return
Gateway Investment Advisers
Gateway Investment Advisers Cincinnati, Ohio $11B AUM 34.31% 1-Year Est. Return
J. Safra Sarasin Holding
J. Safra Sarasin Holding $7.05B AUM 26.14% 1-Year Est. Return
Creative Planning
Creative Planning Overland Park, Kansas $179B AUM 16.96% 1-Year Est. Return
EULAV Asset Management
EULAV Asset Management Sarasota, Florida $2.77B AUM 18.47% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $87.8B AUM 20.94% 1-Year Est. Return

CenterBook Partners's INSM Position: Q3 2026 in Review

CenterBook Partners increased its Insmed (INSM) stake by 10% in Q3 2026, buying an estimated $1.24M and bringing the position to 113,720 shares worth $13M. The position accounts for 0.6% of the portfolio, ranked #33.

CenterBook Partners first reported a position in INSM in Q3 2024 and has held it in 6 quarters since. 219 funds tracked by Wall St. Rank hold INSM as of Q3 2026.

  • CenterBook Partners held 113,720 shares of Insmed worth $13M as of Q3 2026.
  • CenterBook Partners bought 10,569 Insmed shares in Q3 2026, an estimated $1.24M.
  • Insmed made up 0.6% of CenterBook Partners's portfolio in Q3 2026, its #33 holding.
  • CenterBook Partners first reported a position in Insmed in Q3 2024 and has held it in 6 quarters since.
  • 219 funds tracked by Wall St. Rank held Insmed as of Q3 2026.

Based on CenterBook Partners's 13F filing for Q3 2026, filed 2 Nov 2026.