PEAK6
ALT icon

PEAK6’s Altimmune ALT Stock Holding History

PEAK6’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
2025
Q1 		– Sell
-125,000
Closed -$901K – 2950
2024
Q4 		$901K Buy
+125,000
New +$955K ﹤0.01% 1864

Other funds holding ALT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

PEAK6's ALT Position: Q3 2025 in Review

PEAK6 sold out of Altimmune (ALT) in Q3 2025, closing a stake of 3,423 shares — an estimated $13.2K sold.

PEAK6 first reported a position in ALT in Q4 2024 and held it in 2 quarters. The position peaked at $447K in Q4 2024. 158 funds tracked by Wall St. Rank hold ALT as of Q3 2025.

  • PEAK6 reported no remaining Altimmune position as of Q3 2025 after selling out during the quarter.
  • PEAK6 sold 3,423 Altimmune shares in Q3 2025, an estimated $13.2K.
  • PEAK6 first reported a position in Altimmune in Q4 2024 and held it in 2 quarters.
  • PEAK6's Altimmune position peaked at $447K in Q4 2024.
  • 158 funds tracked by Wall St. Rank held Altimmune as of Q3 2025.

Based on PEAK6's 13F filing for Q3 2025, filed 14 Nov 2025.