Jefferies Financial Group’s Insmed INSM Stock Holding History

Jefferies Financial Group’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	$16.3M	Hold	99,900	–	–	0.11%	151
2025 Q4	$17.4M	Hold	99,900	–	–	0.09%	214
2025 Q3	$14.4M	Hold	99,900	–	–	0.07%	177
2025 Q2	$10.1M	Hold	99,900	–	–	0.08%	172
2025 Q1	$7.62M	Hold	99,900	–	–	0.07%	204
2024 Q4	$6.9M	Buy	99,900 +94,100	+1,622%	+$6.78M	0.04%	287
2024 Q3	$423K	Sell	5,800 -49,600	-90%	-$3.66M	﹤0.01%	1024
2024 Q2	$3.71M	Buy	55,400 +34,200	+161%	+$1.33M	0.04%	378
2024 Q1	$575K	Sell	21,200 -2,300	-10%	-$64.4K	0.01%	1020
2023 Q4	$728K	Hold	23,500	–	–	﹤0.01%	1088
2023 Q3	$593K	Buy	+23,500	New	+$537K	0.01%	1008

Other funds holding INSM

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

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 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 Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Jefferies Financial Group's INSM Position: Q1 2026 in Review

Jefferies Financial Group reduced its Insmed (INSM) stake by 100% in Q1 2026, selling an estimated $142M and leaving 3,500 shares worth $572K. The position accounts for ﹤0.01% of the portfolio, ranked #1152.

Jefferies Financial Group first reported a position in INSM in Q1 2023 and has held it in 12 quarters since. The position peaked at $161M in Q4 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

Jefferies Financial Group held 3,500 shares of Insmed worth $572K as of Q1 2026.
Jefferies Financial Group sold 922,839 Insmed shares in Q1 2026, an estimated $142M.
Insmed made up ﹤0.01% of Jefferies Financial Group's portfolio in Q1 2026, its #1152 holding.
Jefferies Financial Group first reported a position in Insmed in Q1 2023 and has held it in 12 quarters since.
Jefferies Financial Group's Insmed position peaked at $161M in Q4 2025.
669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.