BFM
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Boothbay Fund Management’s Insmed INSM Stock Holding History

Boothbay Fund 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 		– Sell
-2,733
Closed -$476K – 2265
2025
Q4 		$476K Sell
2,733
-10,084
-79% -$1.84M 0.01% 1171
2025
Q3 		$1.85M Sell
12,817
-39,934
-76% -$4.89M 0.03% 602
2025
Q2 		$5.31M Buy
52,751
+28,336
+116% +$2.17M 0.1% 282
2025
Q1 		$1.86M Sell
24,415
-9,390
-28% -$718K 0.05% 441
2024
Q4 		$2.33M Sell
33,805
-9,912
-23% -$714K 0.06% 408
2024
Q3 		$3.19M Buy
43,717
+30,301
+226% +$2.24M 0.07% 373
2024
Q2 		$899K Sell
13,416
-31,363
-70% -$1.22M 0.02% 755
2024
Q1 		$1.21M Buy
+44,779
New +$1.25M 0.02% 690
2023
Q4 		– Sell
-31,089
Closed -$785K – 1807
2023
Q3 		$785K Sell
31,089
-66,250
-68% -$1.52M 0.02% 864
2023
Q2 		$2.05M Hold
97,339
– – 0.05% 557
2023
Q1 		$1.66M Buy
+97,339
New +$1.89M 0.03% 757
2022
Q3 		– Sell
-15,950
Closed -$382K – 2408
2022
Q2 		$315K Buy
+15,950
New +$334K 0.01% 1435
2021
Q4 		– Sell
-8,054
Closed -$222K – 2026
2021
Q3 		$222K Sell
8,054
-829
-9% -$21.7K 0.01% 1507
2021
Q2 		$253K Buy
+8,883
New +$264K 0.01% 1383
2020
Q2 		– Sell
-19,418
Closed -$311K – 1037
2020
Q1 		$311K Buy
+19,418
New +$460K 0.03% 560
2018
Q1 		– Sell
-14,440
Closed -$380K – 775
2017
Q4 		$450K Buy
14,440
+5,249
+57% +$155K 0.07% 300
2017
Q3 		$287K Buy
+9,191
New +$175K 0.05% 390

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

Boothbay Fund Management's INSM Position: Q1 2026 in Review

Boothbay Fund Management sold out of Insmed (INSM) in Q1 2026, closing a stake of 2,733 shares — an estimated $476K sold.

Boothbay Fund Management first reported a position in INSM in Q3 2017 and held it in 17 quarters. The position peaked at $5.31M in Q2 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • Boothbay Fund Management reported no remaining Insmed position as of Q1 2026 after selling out during the quarter.
  • Boothbay Fund Management sold 2,733 Insmed shares in Q1 2026, an estimated $476K.
  • Boothbay Fund Management first reported a position in Insmed in Q3 2017 and held it in 17 quarters.
  • Boothbay Fund Management's Insmed position peaked at $5.31M in Q2 2025.
  • 669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.