ClearBridge 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 | $76.3M | Buy |
715,922
+72,487
| +11% | +$8.78M | 0.06% | 262 |
|
|
2026
Q1 | $105M | Sell |
643,435
-175,576
| -21% | -$27M | 0.09% | 204 |
|
|
2025
Q4 | $143M | Sell |
819,011
-249,007
| -23% | -$45.4M | 0.11% | 186 |
|
|
2025
Q3 | $154M | Sell |
1,068,018
-356,544
| -25% | -$43.7M | 0.12% | 181 |
|
|
2025
Q2 | $143M | Sell |
1,424,562
-404,166
| -22% | -$30.9M | 0.12% | 175 |
|
|
2025
Q1 | $140M | Sell |
1,828,728
-49,722
| -3% | -$3.8M | 0.12% | 176 |
|
|
2024
Q4 | $130M | Buy |
1,878,450
+69,683
| +4% | +$5.02M | 0.11% | 193 |
|
|
2024
Q3 | $132M | Buy |
1,808,767
+163,819
| +10% | +$12.1M | 0.1% | 192 |
|
|
2024
Q2 | $110M | Buy |
1,644,948
+714,539
| +77% | +$27.7M | 0.09% | 212 |
|
|
2024
Q1 | $25.2M | Buy |
+930,409
| New | +$26M | 0.02% | 433 |
|
|
2020
Q3 | – | Sell |
-688
| Closed | -$19K | – | 873 |
|
|
2020
Q2 | $19K | Hold |
688
| – | – | ﹤0.01% | 849 |
|
|
2020
Q1 | $11K | Sell |
688
-23
| -3% | -$545 | ﹤0.01% | 937 |
|
|
2019
Q4 | $17K | Hold |
711
| – | – | ﹤0.01% | 970 |
|
|
2019
Q3 | $13K | Hold |
711
| – | – | ﹤0.01% | 971 |
|
|
2019
Q2 | $18K | Hold |
711
| – | – | ﹤0.01% | 953 |
|
|
2019
Q1 | $21K | Buy |
711
+130
| +22% | +$3.37K | ﹤0.01% | 948 |
|
|
2018
Q4 | $8K | Hold |
581
| – | – | ﹤0.01% | 1034 |
|
|
2018
Q3 | $12K | Hold |
581
| – | – | ﹤0.01% | 1046 |
|
|
2018
Q2 | $14K | Sell |
581
-795
| -58% | -$20.5K | ﹤0.01% | 1006 |
|
|
2018
Q1 | $31K | Hold |
1,376
| – | – | ﹤0.01% | 921 |
|
|
2017
Q4 | $43K | Hold |
1,376
| – | – | ﹤0.01% | 866 |
|
|
2017
Q3 | $43K | Hold |
1,376
| – | – | ﹤0.01% | 869 |
|
|
2017
Q2 | $24K | Buy |
1,376
+57
| +4% | +$974 | ﹤0.01% | 1015 |
|
|
2017
Q1 | $23K | Hold |
1,319
| – | – | ﹤0.01% | 986 |
|
|
2016
Q4 | $17K | Buy |
1,319
+20
| +2% | +$273 | ﹤0.01% | 1001 |
|
|
2016
Q3 | $19K | Hold |
1,299
| – | – | ﹤0.01% | 935 |
|
|
2016
Q2 | $13K | Buy |
1,299
+684
| +111% | +$7.98K | ﹤0.01% | 973 |
|
|
2016
Q1 | $8K | Buy |
615
+217
| +55% | +$2.85K | ﹤0.01% | 993 |
|
|
2015
Q4 | $7K | Hold |
398
| – | – | ﹤0.01% | 1054 |
|
|
2015
Q3 | $7K | Hold |
398
| – | – | ﹤0.01% | 1098 |
|
|
2015
Q2 | $10K | Sell |
398
-180
| -31% | -$4.09K | ﹤0.01% | 1082 |
|
|
2015
Q1 | $12K | Hold |
578
| – | – | ﹤0.01% | 1099 |
|
|
2014
Q4 | $9K | Hold |
578
| – | – | ﹤0.01% | 1124 |
|
|
2014
Q3 | $8K | Hold |
578
| – | – | ﹤0.01% | 1122 |
|
|
2014
Q2 | $12K | Buy |
578
+20
| +4% | +$296 | ﹤0.01% | 1106 |
|
|
2014
Q1 | $11K | Buy |
558
+148
| +36% | +$2.81K | ﹤0.01% | 1069 |
|
|
2013
Q4 | $7K | Hold |
410
| – | – | ﹤0.01% | 1065 |
|
|
2013
Q3 | $6K | Buy |
+410
| New | +$5.21K | ﹤0.01% | 1055 |
|
Other funds holding INSM
VPM
VCM
ClearBridge Investments's INSM Position: Q2 2026 in Review
ClearBridge Investments increased its Insmed (INSM) stake by 11% in Q2 2026, buying an estimated $8.78M and bringing the position to 715,922 shares worth $76.3M. The position accounts for 0.06% of the portfolio, ranked #262.
ClearBridge Investments first reported a position in INSM in Q3 2013 and has held it in 38 quarters since. The position peaked at $154M in Q3 2025. 462 funds tracked by Wall St. Rank hold INSM as of Q2 2026.
- ClearBridge Investments held 715,922 shares of Insmed worth $76.3M as of Q2 2026.
- ClearBridge Investments bought 72,487 Insmed shares in Q2 2026, an estimated $8.78M.
- Insmed made up 0.06% of ClearBridge Investments's portfolio in Q2 2026, its #262 holding.
- ClearBridge Investments first reported a position in Insmed in Q3 2013 and has held it in 38 quarters since.
- ClearBridge Investments's Insmed position peaked at $154M in Q3 2025.
- 462 funds tracked by Wall St. Rank held Insmed as of Q2 2026.
Based on ClearBridge Investments's 13F filing for Q2 2026, filed 13 Aug 2026.