IMC Chicago
ALT icon

IMC Chicago’s Altimmune ALT Stock Holding History

IMC Chicago’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 		$150K Sell
48,800
-208,600
-81% -$886K ﹤0.01% 5173
2025
Q4 		$929K Buy
257,400
+16,700
+7% +$72.8K ﹤0.01% 3032
2025
Q3 		$907K Sell
240,700
-124,200
-34% -$480K ﹤0.01% 2784
2025
Q2 		$1.41M Buy
364,900
+165,200
+83% +$894K ﹤0.01% 2242
2025
Q1 		$999K Sell
199,700
-189,600
-49% -$1.2M ﹤0.01% 2272
2024
Q4 		$2.81M Buy
389,300
+40,800
+12% +$312K ﹤0.01% 1617
2024
Q3 		$2.14M Buy
348,500
+33,300
+11% +$226K ﹤0.01% 1622
2024
Q2 		$2.1M Buy
315,200
+83,600
+36% +$617K ﹤0.01% 1518
2024
Q1 		$2.36M Buy
231,600
+61,300
+36% +$623K ﹤0.01% 1281
2023
Q4 		$1.92M Buy
+170,300
New +$711K ﹤0.01% 1228
2023
Q2 		– Sell
-64,000
Closed -$270K – 1283
2023
Q1 		$270K Buy
64,000
+16,000
+33% +$190K ﹤0.01% 1245
2022
Q4 		$790K Sell
48,000
-10,800
-18% -$121K ﹤0.01% 1052
2022
Q3 		$751K Buy
+58,800
New +$868K ﹤0.01% 1016
2021
Q2 		– Sell
-14,900
Closed -$211K – 1093
2021
Q1 		$211K Sell
14,900
-19,000
-56% -$307K ﹤0.01% 1020
2020
Q4 		$382K Buy
+33,900
New +$399K ﹤0.01% 981

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

IMC Chicago's ALT Position: Q1 2026 in Review

IMC Chicago reduced its Altimmune (ALT) stake by 94% in Q1 2026, selling an estimated $693K and leaving 10,004 shares worth $30.8K. The position accounts for ﹤0.01% of the portfolio, ranked #5595.

IMC Chicago first reported a position in ALT in Q3 2022 and has held it in 11 quarters since. The position peaked at $2.19M in Q4 2024. 173 funds tracked by Wall St. Rank hold ALT as of Q1 2026.

  • IMC Chicago held 10,004 shares of Altimmune worth $30.8K as of Q1 2026.
  • IMC Chicago sold 163,126 Altimmune shares in Q1 2026, an estimated $693K.
  • Altimmune made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #5595 holding.
  • IMC Chicago first reported a position in Altimmune in Q3 2022 and has held it in 11 quarters since.
  • IMC Chicago's Altimmune position peaked at $2.19M in Q4 2024.
  • 173 funds tracked by Wall St. Rank held Altimmune as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.