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American Trust’s Insmed INSM Stock Holding History

American Trust’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 		$206K Buy
1,933
+223
+13% +$27K 0.02% 320
2026
Q1 		$280K Buy
1,710
+196
+13% +$30.1K 0.02% 241
2025
Q4 		$263K Sell
1,514
-39
-3% -$7.12K 0.02% 257
2025
Q3 		$224K Buy
+1,553
New +$190K 0.02% 290

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

American Trust's INSM Position: Q2 2026 in Review

American Trust increased its Insmed (INSM) stake by 13% in Q2 2026, buying an estimated $27K and bringing the position to 1,933 shares worth $206K. The position accounts for 0.02% of the portfolio, ranked #320.

American Trust first reported a position in INSM in Q3 2025 and has held it in 4 quarters since. The position peaked at $280K in Q1 2026. 666 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

  • American Trust held 1,933 shares of Insmed worth $206K as of Q2 2026.
  • American Trust bought 223 Insmed shares in Q2 2026, an estimated $27K.
  • Insmed made up 0.02% of American Trust's portfolio in Q2 2026, its #320 holding.
  • American Trust first reported a position in Insmed in Q3 2025 and has held it in 4 quarters since.
  • American Trust's Insmed position peaked at $280K in Q1 2026.
  • 666 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on American Trust's 13F filing for Q2 2026, filed 14 Aug 2026.