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TimesSquare Capital Management’s Insmed INSM Stock Holding History

TimesSquare Capital Management’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 		$95.6M Buy
584,798
+94,292
+19% +$14.5M 1.62% 12
2025
Q4 		$85.4M Buy
490,506
+65,421
+15% +$11.9M 1.29% 22
2025
Q3 		$61.2M Sell
425,085
-448,406
-51% -$54.9M 0.88% 40
2025
Q2 		$87.9M Sell
873,491
-190,657
-18% -$14.6M 1.27% 25
2025
Q1 		$81.2M Buy
1,064,148
+379,764
+55% +$29M 1.31% 21
2024
Q4 		$47.2M Buy
684,384
+200,515
+41% +$14.4M 0.69% 59
2024
Q3 		$35.3M Buy
+483,869
New +$35.7M 0.53% 78

Other funds holding INSM

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

TimesSquare Capital Management's INSM Position: Q1 2026 in Review

TimesSquare Capital Management increased its Insmed (INSM) stake by 19% in Q1 2026, buying an estimated $14.5M and bringing the position to 584,798 shares worth $95.6M. The position accounts for 1.62% of the portfolio, ranked #12.

TimesSquare Capital Management first reported a position in INSM in Q3 2024 and has held it in 7 quarters since. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • TimesSquare Capital Management held 584,798 shares of Insmed worth $95.6M as of Q1 2026.
  • TimesSquare Capital Management bought 94,292 Insmed shares in Q1 2026, an estimated $14.5M.
  • Insmed made up 1.62% of TimesSquare Capital Management's portfolio in Q1 2026, its #12 holding.
  • TimesSquare Capital Management first reported a position in Insmed in Q3 2024 and has held it in 7 quarters since.
  • 669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on TimesSquare Capital Management's 13F filing for Q1 2026, filed 7 May 2026.