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
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
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

Rockefeller Capital Management's ALT Position: Q1 2026 in Review

Rockefeller Capital Management increased its Altimmune (ALT) stake by 7.4% in Q1 2026, buying an estimated $13.6K and bringing the position to 46,370 shares worth $143K. The position accounts for ﹤0.01% of the portfolio, ranked #2667.

Rockefeller Capital Management first reported a position in ALT in Q4 2022 and has held it in 4 quarters since. The position peaked at $156K in Q4 2025. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • Rockefeller Capital Management held 46,370 shares of Altimmune worth $143K as of Q1 2026.
  • Rockefeller Capital Management bought 3,203 Altimmune shares in Q1 2026, an estimated $13.6K.
  • Altimmune made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q1 2026, its #2667 holding.
  • Rockefeller Capital Management first reported a position in Altimmune in Q4 2022 and has held it in 4 quarters since.
  • Rockefeller Capital Management's Altimmune position peaked at $156K in Q4 2025.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on Rockefeller Capital Management's 13F filing for Q1 2026, filed 14 May 2026.