Stifel Financial
ALT icon

Stifel Financial’s Altimmune ALT Stock Holding History

Stifel Financial’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
Q1 		$415K Buy
134,616
+11,200
+9% +$47.6K ﹤0.01% 2970
2025
Q4 		$446K Buy
123,416
+63,005
+104% +$275K ﹤0.01% 2929
2025
Q3 		$228K Buy
60,411
+18,851
+45% +$72.8K ﹤0.01% 3271
2025
Q2 		$161K Buy
41,560
+5,060
+14% +$27.4K ﹤0.01% 3299
2025
Q1 		$183K Buy
36,500
+23,397
+179% +$148K ﹤0.01% 3207
2024
Q4 		$94.5K Sell
13,103
-4,649
-26% -$35.5K ﹤0.01% 3250
2024
Q3 		$109K Buy
17,752
+7,746
+77% +$52.5K ﹤0.01% 3230
2024
Q2 		$66.5K Buy
+10,006
New +$73.8K ﹤0.01% 3253

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

Stifel Financial's ALT Position: Q1 2026 in Review

Stifel Financial increased its Altimmune (ALT) stake by 9.1% in Q1 2026, buying an estimated $47.6K and bringing the position to 134,616 shares worth $415K. The position accounts for ﹤0.01% of the portfolio, ranked #2970.

Stifel Financial first reported a position in ALT in Q2 2024 and has held it in 8 quarters since. The position peaked at $446K in Q4 2025. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • Stifel Financial held 134,616 shares of Altimmune worth $415K as of Q1 2026.
  • Stifel Financial bought 11,200 Altimmune shares in Q1 2026, an estimated $47.6K.
  • Altimmune made up ﹤0.01% of Stifel Financial's portfolio in Q1 2026, its #2970 holding.
  • Stifel Financial first reported a position in Altimmune in Q2 2024 and has held it in 8 quarters since.
  • Stifel Financial's Altimmune position peaked at $446K in Q4 2025.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on Stifel Financial's 13F filing for Q1 2026, filed 12 May 2026.