Jennison Associates
INSM icon

Jennison Associates’s Insmed INSM Stock Holding History

Jennison Associates’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
Q2 		$96.5M Buy
905,094
+300,400
+50% +$36.4M 0.06% 171
2026
Q1 		$98.9M Buy
604,694
+42,398
+8% +$6.52M 0.07% 137
2025
Q4 		$97.9M Sell
562,296
-40,479
-7% -$7.39M 0.06% 139
2025
Q3 		$86.8M Sell
602,775
-112,831
-16% -$13.8M 0.05% 145
2025
Q2 		$72M Sell
715,606
-32,707
-4% -$2.5M 0.04% 166
2025
Q1 		$57.1M Sell
748,313
-25,500
-3% -$1.95M 0.04% 194
2024
Q4 		$53.4M Buy
773,813
+4,560
+0.6% +$328K 0.03% 219
2024
Q3 		$56.2M Buy
769,253
+24,973
+3% +$1.84M 0.03% 210
2024
Q2 		$49.9M Buy
744,280
+625,768
+528% +$24.3M 0.03% 212
2024
Q1 		$3.22M Sell
118,512
-2,319
-2% -$64.9K ﹤0.01% 447
2023
Q4 		$3.74M Buy
+120,831
New +$3.13M ﹤0.01% 435
2017
Q4 		– Sell
-1,506,142
Closed -$47M – 671
2017
Q3 		$47M Buy
1,506,142
+338,877
+29% +$6.45M 0.05% 283
2017
Q2 		$20M Sell
1,167,265
-174
-0% -$2.97K 0.02% 411
2017
Q1 		$20.4M Hold
1,167,439
– – 0.02% 419
2016
Q4 		$15.4M Buy
1,167,439
+3,646
+0.3% +$49.7K 0.02% 444
2016
Q3 		$16.9M Sell
1,163,793
-31,662
-3% -$396K 0.02% 436
2016
Q2 		$11.8M Buy
1,195,455
+17,951
+2% +$209K 0.01% 459
2016
Q1 		$14.9M Buy
1,177,504
+8,744
+0.7% +$115K 0.02% 431
2015
Q4 		$21.2M Buy
1,168,760
+4,159
+0.4% +$73.3K 0.02% 417
2015
Q3 		$21.6M Sell
1,164,601
-7,395
-0.6% -$185K 0.02% 427
2015
Q2 		$28.6M Buy
1,171,996
+8,440
+0.7% +$192K 0.03% 415
2015
Q1 		$24.2M Buy
1,163,556
+400,953
+53% +$7.06M 0.02% 426
2014
Q4 		$11.8M Sell
762,603
-37,835
-5% -$537K 0.01% 478
2014
Q3 		$10.4M Buy
+800,438
New +$12.1M 0.01% 482

Other funds holding INSM

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return

Jennison Associates's INSM Position: Q2 2026 in Review

Jennison Associates increased its Insmed (INSM) stake by 50% in Q2 2026, buying an estimated $36.4M and bringing the position to 905,094 shares worth $96.5M. The position accounts for 0.06% of the portfolio, ranked #171.

Jennison Associates first reported a position in INSM in Q3 2014 and has held it in 24 quarters since. The position peaked at $98.9M in Q1 2026. 665 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

  • Jennison Associates held 905,094 shares of Insmed worth $96.5M as of Q2 2026.
  • Jennison Associates bought 300,400 Insmed shares in Q2 2026, an estimated $36.4M.
  • Insmed made up 0.06% of Jennison Associates's portfolio in Q2 2026, its #171 holding.
  • Jennison Associates first reported a position in Insmed in Q3 2014 and has held it in 24 quarters since.
  • Jennison Associates's Insmed position peaked at $98.9M in Q1 2026.
  • 665 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on Jennison Associates's 13F filing for Q2 2026, filed 3 Aug 2026.