Rockefeller Capital Management
ALT icon

Rockefeller Capital Management’s Altimmune ALT Stock Holding History

Rockefeller Capital 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 		$151K Buy
49,740
+3,370
+7% +$10.1K ﹤0.01% 2753
2026
Q1 		$143K Buy
46,370
+3,203
+7% +$13.6K ﹤0.01% 2667
2025
Q4 		$156K Buy
43,167
+43,113
+79,839% +$188K ﹤0.01% 2498
2025
Q3 		$204 Buy
+54
New +$208 ﹤0.01% 4346
2023
Q1 		– Sell
-1,000
Closed -$16K – 2036
2022
Q4 		$16K Buy
+1,000
New +$11.2K ﹤0.01% 2873

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State Street
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TCM
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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

Rockefeller Capital Management's ALT Position: Q2 2026 in Review

Rockefeller Capital Management increased its Altimmune (ALT) stake by 7.3% in Q2 2026, buying an estimated $10.1K and bringing the position to 49,740 shares worth $151K. The position accounts for ﹤0.01% of the portfolio, ranked #2753.

Rockefeller Capital Management first reported a position in ALT in Q4 2022 and has held it in 5 quarters since. The position peaked at $156K in Q4 2025. 210 funds tracked by Wall St. Rank hold ALT as of Q2 2026.

  • Rockefeller Capital Management held 49,740 shares of Altimmune worth $151K as of Q2 2026.
  • Rockefeller Capital Management bought 3,370 Altimmune shares in Q2 2026, an estimated $10.1K.
  • Altimmune made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q2 2026, its #2753 holding.
  • Rockefeller Capital Management first reported a position in Altimmune in Q4 2022 and has held it in 5 quarters since.
  • Rockefeller Capital Management's Altimmune position peaked at $156K in Q4 2025.
  • 210 funds tracked by Wall St. Rank held Altimmune as of Q2 2026.

Based on Rockefeller Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.