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Dmitry Balyasny’s Altimmune ALT Stock Holding History

Dmitry Balyasny’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
Q3 		– Sell
-100,000
Closed -$387K – 2872
2025
Q2 		$387K Buy
+100,000
New +$541K ﹤0.01% 2392
2015
Q4 		– Sell
-2,088
Closed -$833K – 1215
2015
Q3 		$833K Buy
+2,088
New +$989K 0.01% 745
2014
Q1 		– Sell
-38,095
Closed -$21.3M – 555
2013
Q4 		$21.3M Buy
38,095
+37,678
+9,035% +$22.5M 0.28% 97
2013
Q3 		$5.47M Buy
+417
New +$239K 0.07% 329

Other funds holding ALT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 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
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Nuveen
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Dmitry Balyasny's ALT Position: Q1 2026 in Review

Dmitry Balyasny sold out of Altimmune (ALT) in Q1 2026, closing a stake of 60,109 shares — an estimated $217K sold.

Dmitry Balyasny first reported a position in ALT in Q2 2022 and held it in 10 quarters. The position peaked at $13.3M in Q3 2022. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • Dmitry Balyasny reported no remaining Altimmune position as of Q1 2026 after selling out during the quarter.
  • Dmitry Balyasny sold 60,109 Altimmune shares in Q1 2026, an estimated $217K.
  • Dmitry Balyasny first reported a position in Altimmune in Q2 2022 and held it in 10 quarters.
  • Dmitry Balyasny's Altimmune position peaked at $13.3M in Q3 2022.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.