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Harbour Investments’s Altimmune ALT Stock Holding History

Harbour Investments’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 		$304 Hold
100
– – ﹤0.01% 4471
2026
Q1 		$308 Buy
+100
New +$425 ﹤0.01% 4355
2024
Q4 		– Sell
-310
Closed -$1.9K – 3488
2024
Q3 		$1.9K Buy
+310
New +$2.1K ﹤0.01% 2937
2024
Q1 		– Sell
-100
Closed -$1.13K – 3214
2023
Q4 		$1.13K Hold
100
– – ﹤0.01% 2797
2023
Q3 		$260 Hold
100
– – ﹤0.01% 2867
2023
Q2 		$353 Buy
+100
New +$449 ﹤0.01% 2852
2021
Q4 		– Sell
-3
Closed – – 2639
2021
Q3 		$0 Buy
3
+1
+50% +$12 ﹤0.01% 3707
2021
Q2 		$0 Hold
2
– – ﹤0.01% 3744
2021
Q1 		$0 Buy
+2
New +$32 ﹤0.01% 3582

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

Harbour Investments's ALT Position: Q2 2026 in Review

Harbour Investments held its Altimmune (ALT) position steady in Q2 2026 at 100 shares worth $304. The position accounts for ﹤0.01% of the portfolio, ranked #4471.

Harbour Investments first reported a position in ALT in Q1 2021 and has held it in 9 quarters since. The position peaked at $1.9K in Q3 2024. 210 funds tracked by Wall St. Rank hold ALT as of Q2 2026.

  • Harbour Investments held 100 shares of Altimmune worth $304 as of Q2 2026.
  • Harbour Investments left its Altimmune share count unchanged in Q2 2026.
  • Altimmune made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #4471 holding.
  • Harbour Investments first reported a position in Altimmune in Q1 2021 and has held it in 9 quarters since.
  • Harbour Investments's Altimmune position peaked at $1.9K in Q3 2024.
  • 210 funds tracked by Wall St. Rank held Altimmune as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.