Acadian Asset Management
ALT icon

Acadian Asset Management’s Altimmune ALT Stock Holding History

Acadian 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 		– Sell
-7,311
Closed -$22K – 1980
2026
Q1 		$22K Sell
7,311
-28,421
-80% -$121K ﹤0.01% 1937
2025
Q4 		$128K Buy
+35,732
New +$156K ﹤0.01% 1626
2024
Q4 		– Sell
-2,506
Closed -$15K – 1606
2024
Q3 		$15K Buy
+2,506
New +$17K ﹤0.01% 2007
2023
Q2 		– Sell
-1
Closed – – 1708
2023
Q1 		$0 Hold
1
– – ﹤0.01% 1723
2022
Q4 		$0 Buy
+1
New +$11 ﹤0.01% 1762
2019
Q2 		– Sell
-127,334
Closed -$369K – 1751
2019
Q1 		$369K Buy
+127,334
New +$380K ﹤0.01% 1192
2018
Q3 		– Hold
0
– – – 1652
2018
Q2 		– Sell
-3,591
Closed -$70.7K – 1683
2018
Q1 		$125K Buy
3,591
+1,809
+102% +$90.7K ﹤0.01% 1168
2017
Q4 		$106K Buy
1,782
+332
+23% +$21.2K ﹤0.01% 1080
2017
Q3 		$101K Sell
1,450
-1,259
-46% -$93.7K ﹤0.01% 1004
2017
Q2 		$260K Sell
2,709
-694
-20% -$115K ﹤0.01% 921
2017
Q1 		$828K Buy
3,403
+831
+32% +$445K ﹤0.01% 797
2016
Q4 		$2.51M Buy
+2,572
New +$2.3M 0.01% 543

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

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

Acadian Asset Management sold out of Altimmune (ALT) in Q2 2026, closing a stake of 7,311 shares — an estimated $22K sold.

Acadian Asset Management first reported a position in ALT in Q4 2016 and held it in 12 quarters. The position peaked at $2.51M in Q4 2016. 211 funds tracked by Wall St. Rank hold ALT as of Q2 2026.

  • Acadian Asset Management reported no remaining Altimmune position as of Q2 2026 after selling out during the quarter.
  • Acadian Asset Management sold 7,311 Altimmune shares in Q2 2026, an estimated $22K.
  • Acadian Asset Management first reported a position in Altimmune in Q4 2016 and held it in 12 quarters.
  • Acadian Asset Management's Altimmune position peaked at $2.51M in Q4 2016.
  • 211 funds tracked by Wall St. Rank held Altimmune as of Q2 2026.

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