Asset Management One
INSM icon

Asset Management One’s Insmed INSM Stock Holding History

Asset Management One’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 		$13.5M Buy
82,381
+1,494
+2% +$230K 0.04% 373
2025
Q4 		$14.3M Buy
+80,887
New +$14.8M 0.04% 372
2016
Q4 		– Sell
-265,927
Closed -$3.71M – 1095
2016
Q3 		$3.71M Sell
265,927
-15,747
-6% -$197K 0.06% 405
2016
Q2 		$2.78M Sell
281,674
-17,146
-6% -$200K 0.04% 492
2016
Q1 		$3.68M Buy
298,820
+6,288
+2% +$82.7K 0.05% 402
2015
Q4 		$5.55M Buy
292,532
+51,087
+21% +$900K 0.08% 284
2015
Q3 		$4.21M Sell
241,445
-16,429
-6% -$410K 0.06% 376
2015
Q2 		$6.05M Sell
257,874
-14,988
-5% -$340K 0.08% 316
2015
Q1 		$5.75M Buy
272,862
+32,372
+13% +$570K 0.07% 349
2014
Q4 		$3.73M Buy
240,490
+43,156
+22% +$612K 0.05% 494
2014
Q3 		$2.67M Buy
+197,334
New +$2.98M 0.04% 529

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

Asset Management One's INSM Position: Q1 2026 in Review

Asset Management One increased its Insmed (INSM) stake by 1.8% in Q1 2026, buying an estimated $230K and bringing the position to 82,381 shares worth $13.5M. The position accounts for 0.04% of the portfolio, ranked #373.

Asset Management One first reported a position in INSM in Q3 2014 and has held it in 11 quarters since. The position peaked at $14.3M in Q4 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • Asset Management One held 82,381 shares of Insmed worth $13.5M as of Q1 2026.
  • Asset Management One bought 1,494 Insmed shares in Q1 2026, an estimated $230K.
  • Insmed made up 0.04% of Asset Management One's portfolio in Q1 2026, its #373 holding.
  • Asset Management One first reported a position in Insmed in Q3 2014 and has held it in 11 quarters since.
  • Asset Management One's Insmed position peaked at $14.3M in Q4 2025.
  • 669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Asset Management One's 13F filing for Q1 2026, filed 8 May 2026.