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John Overdeck’s Atea Pharmaceuticals AVIR Stock Holding History

John Overdeck’s Portfolio AVIR Stock Details AVIR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$7.01M Sell
1,506,697
-357,467
-19% -$1.78M 0.01% 1830
2026
Q1 		$10M Buy
1,864,164
+1,118,749
+150% +$5.14M 0.01% 1403
2025
Q4 		$2.66M Buy
745,415
+274,122
+58% +$871K ﹤0.01% 2228
2025
Q3 		$1.37M Buy
471,293
+104,681
+29% +$357K ﹤0.01% 2378
2025
Q2 		$1.32M Buy
366,612
+114,863
+46% +$343K ﹤0.01% 2087
2025
Q1 		$753K Sell
251,749
-34,172
-12% -$107K ﹤0.01% 2327
2024
Q4 		$958K Sell
285,921
-55,840
-16% -$186K ﹤0.01% 2207
2024
Q3 		$1.14M Sell
341,761
-33,314
-9% -$121K ﹤0.01% 2047
2024
Q2 		$1.24M Buy
375,075
+2,825
+0.8% +$10.5K ﹤0.01% 1874
2024
Q1 		$1.5M Buy
372,250
+210,341
+130% +$823K ﹤0.01% 1698
2023
Q4 		$494K Buy
161,909
+107,813
+199% +$327K ﹤0.01% 2467
2023
Q3 		$162K Sell
54,096
-121,084
-69% -$412K ﹤0.01% 2675
2023
Q2 		$655K Buy
+175,180
New +$656K ﹤0.01% 2195
2022
Q4 		– Sell
-98,482
Closed -$560K – 2799
2022
Q3 		$560K Sell
98,482
-12,035
-11% -$92.1K ﹤0.01% 1725
2022
Q2 		$785K Sell
110,517
-491,485
-82% -$3.36M ﹤0.01% 1647
2022
Q1 		$4.35M Sell
602,002
-187,663
-24% -$1.27M 0.01% 984
2021
Q4 		$7.06M Buy
+789,665
New +$12.3M 0.02% 997

Other funds holding AVIR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BCM
BML Capital Management Zionsville, Indiana $176M AUM 123.21% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

John Overdeck's AVIR Position: Q2 2026 in Review

John Overdeck reduced its Atea Pharmaceuticals (AVIR) stake by 19% in Q2 2026, selling an estimated $1.78M and leaving 1,506,697 shares worth $7.01M. The position accounts for 0.01% of the portfolio, ranked #1830.

John Overdeck first reported a position in AVIR in Q4 2021 and has held it in 17 quarters since. The position peaked at $10M in Q1 2026. 124 funds tracked by Wall St. Rank hold AVIR as of Q2 2026.

  • John Overdeck held 1,506,697 shares of Atea Pharmaceuticals worth $7.01M as of Q2 2026.
  • John Overdeck sold 357,467 Atea Pharmaceuticals shares in Q2 2026, an estimated $1.78M.
  • Atea Pharmaceuticals made up 0.01% of John Overdeck's portfolio in Q2 2026, its #1830 holding.
  • John Overdeck first reported a position in Atea Pharmaceuticals in Q4 2021 and has held it in 17 quarters since.
  • John Overdeck's Atea Pharmaceuticals position peaked at $10M in Q1 2026.
  • 124 funds tracked by Wall St. Rank held Atea Pharmaceuticals as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.