SEI Investments’s Insmed INSM Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $108M | Sell |
1,015,870
-379,924
| -27% | -$46M | 0.1% | 217 |
|
|
2026
Q1 | $228M | Buy |
1,395,794
+505,624
| +57% | +$77.7M | 0.21% | 82 |
|
|
2025
Q4 | $155M | Buy |
890,170
+296,285
| +50% | +$54.1M | 0.15% | 127 |
|
|
2025
Q3 | $85.5M | Buy |
593,885
+160,257
| +37% | +$19.6M | 0.09% | 210 |
|
|
2025
Q2 | $43.6M | Buy |
433,628
+37,649
| +10% | +$2.88M | 0.05% | 387 |
|
|
2025
Q1 | $30.2M | Buy |
395,979
+33,363
| +9% | +$2.55M | 0.04% | 502 |
|
|
2024
Q4 | $25M | Buy |
362,616
+29,019
| +9% | +$2.09M | 0.03% | 573 |
|
|
2024
Q3 | $24.4M | Buy |
333,597
+55,885
| +20% | +$4.12M | 0.03% | 571 |
|
|
2024
Q2 | $18.6M | Buy |
277,712
+196,639
| +243% | +$7.63M | 0.03% | 637 |
|
|
2024
Q1 | $2.2M | Sell |
81,073
-17,203
| -18% | -$481K | ﹤0.01% | 1596 |
|
|
2023
Q4 | $3.05M | Buy |
98,276
+23,529
| +31% | +$610K | ﹤0.01% | 1410 |
|
|
2023
Q3 | $1.89M | Buy |
74,747
+41,148
| +122% | +$941K | ﹤0.01% | 1624 |
|
|
2023
Q2 | $709K | Sell |
33,599
-975
| -3% | -$18.5K | ﹤0.01% | 2004 |
|
|
2023
Q1 | $589K | Buy |
34,574
+361
| +1% | +$7.01K | ﹤0.01% | 2065 |
|
|
2022
Q4 | $684K | Sell |
34,213
-11,147
| -25% | -$215K | ﹤0.01% | 1900 |
|
|
2022
Q3 | $977K | Buy |
45,360
+6,552
| +17% | +$157K | ﹤0.01% | 1807 |
|
|
2022
Q2 | $761K | Sell |
38,808
-14,028
| -27% | -$294K | ﹤0.01% | 1938 |
|
|
2022
Q1 | $1.24M | Buy |
52,836
+5,987
| +13% | +$139K | ﹤0.01% | 1739 |
|
|
2021
Q4 | $1.27M | Sell |
46,849
-913
| -2% | -$26.1K | ﹤0.01% | 1754 |
|
|
2021
Q3 | $1.31M | Buy |
47,762
+28,237
| +145% | +$741K | ﹤0.01% | 1675 |
|
|
2021
Q2 | $551K | Sell |
19,525
-65,599
| -77% | -$1.95M | ﹤0.01% | 2034 |
|
|
2021
Q1 | $2.89M | Buy |
85,124
+23,489
| +38% | +$898K | 0.01% | 1306 |
|
|
2020
Q4 | $2.05M | Buy |
61,635
+39,582
| +179% | +$1.45M | 0.01% | 1376 |
|
|
2020
Q3 | $707K | Sell |
22,053
-19,161
| -46% | -$551K | ﹤0.01% | 1761 |
|
|
2020
Q2 | $1.13M | Buy |
41,214
+11,671
| +40% | +$277K | ﹤0.01% | 1508 |
|
|
2020
Q1 | $472K | Sell |
29,543
-1,457
| -5% | -$34.5K | ﹤0.01% | 1758 |
|
|
2019
Q4 | $737K | Buy |
31,000
+736
| +2% | +$15K | ﹤0.01% | 1762 |
|
|
2019
Q3 | $531K | Sell |
30,264
-11,705
| -28% | -$226K | ﹤0.01% | 1857 |
|
|
2019
Q2 | $1.07M | Buy |
41,969
+4,413
| +12% | +$123K | ﹤0.01% | 1579 |
|
|
2019
Q1 | $1.09M | Sell |
37,556
-2,633
| -7% | -$68.2K | ﹤0.01% | 1572 |
|
|
2018
Q4 | $717K | Buy |
40,189
+13,225
| +49% | +$211K | ﹤0.01% | 1640 |
|
|
2018
Q3 | $545K | Buy |
26,964
+12,768
| +90% | +$288K | ﹤0.01% | 1642 |
|
|
2018
Q2 | $335K | Sell |
14,196
-723
| -5% | -$18.6K | ﹤0.01% | 1901 |
|
|
2018
Q1 | $336K | Sell |
14,919
-5,830
| -28% | -$153K | ﹤0.01% | 1726 |
|
|
2017
Q4 | $647K | Buy |
20,749
+17,915
| +632% | +$529K | ﹤0.01% | 1606 |
|
|
2017
Q3 | $89K | Buy |
2,834
+2,810
| +11,708% | +$53.5K | ﹤0.01% | 2115 |
|
|
2017
Q2 | $0 | Buy |
+24
| New | +$410 | ﹤0.01% | 3179 |
|
|
2015
Q4 | – | Sell |
-98,974
| Closed | -$1.84M | – | 2603 |
|
|
2015
Q3 | $1.84M | Buy |
98,974
+98,255
| +13,666% | +$2.45M | 0.02% | 830 |
|
|
2015
Q2 | $18K | Sell |
719
-90
| -11% | -$2.04K | ﹤0.01% | 1820 |
|
|
2015
Q1 | $17K | Buy |
809
+302
| +60% | +$5.32K | ﹤0.01% | 1833 |
|
|
2014
Q4 | $5K | Buy |
+507
| New | +$7.2K | ﹤0.01% | 1951 |
|
Other funds holding INSM
BBA
DGM
OAG
SEI Investments's INSM Position: Q2 2026 in Review
SEI Investments reduced its Insmed (INSM) stake by 27% in Q2 2026, selling an estimated $46M and leaving 1,015,870 shares worth $108M. The position accounts for 0.1% of the portfolio, ranked #217.
SEI Investments first reported a position in INSM in Q4 2014 and has held it in 41 quarters since. The position peaked at $228M in Q1 2026. 663 funds tracked by Wall St. Rank hold INSM as of Q2 2026.
- SEI Investments held 1,015,870 shares of Insmed worth $108M as of Q2 2026.
- SEI Investments sold 379,924 Insmed shares in Q2 2026, an estimated $46M.
- Insmed made up 0.1% of SEI Investments's portfolio in Q2 2026, its #217 holding.
- SEI Investments first reported a position in Insmed in Q4 2014 and has held it in 41 quarters since.
- SEI Investments's Insmed position peaked at $228M in Q1 2026.
- 663 funds tracked by Wall St. Rank held Insmed as of Q2 2026.
Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.