MAM
ALT icon

Martingale Asset Management’s Altimmune ALT Stock Holding History

Martingale Asset Management’s Portfolio ALT Stock Details ALT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$39.1K Sell
12,855
-1,500
-10% -$4.48K ﹤0.01% 828
2026
Q1 		$44.2K Hold
14,355
– – ﹤0.01% 793
2025
Q4 		$51.8K Buy
+14,355
New +$62.6K ﹤0.01% 769

Other funds holding ALT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Martingale Asset Management's ALT Position: Q2 2026 in Review

Martingale Asset Management reduced its Altimmune (ALT) stake by 10% in Q2 2026, selling an estimated $4.48K and leaving 12,855 shares worth $39.1K. The position accounts for ﹤0.01% of the portfolio, ranked #828.

Martingale Asset Management first reported a position in ALT in Q4 2025 and has held it in 3 quarters since. The position peaked at $51.8K in Q4 2025. 210 funds tracked by Wall St. Rank hold ALT as of Q2 2026.

  • Martingale Asset Management held 12,855 shares of Altimmune worth $39.1K as of Q2 2026.
  • Martingale Asset Management sold 1,500 Altimmune shares in Q2 2026, an estimated $4.48K.
  • Altimmune made up ﹤0.01% of Martingale Asset Management's portfolio in Q2 2026, its #828 holding.
  • Martingale Asset Management first reported a position in Altimmune in Q4 2025 and has held it in 3 quarters since.
  • Martingale Asset Management's Altimmune position peaked at $51.8K in Q4 2025.
  • 210 funds tracked by Wall St. Rank held Altimmune as of Q2 2026.

Based on Martingale Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.