Two Sigma Advisers
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Two Sigma Advisers’s Atea Pharmaceuticals AVIR Stock Holding History

Two Sigma Advisers’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
Q1 		– Sell
-1,059,700
Closed -$3.78M – 211
2025
Q4 		$3.78M Buy
1,059,700
+263,500
+33% +$837K 0.01% 941
2025
Q3 		$2.31M Buy
796,200
+95,300
+14% +$325K ﹤0.01% 1076
2025
Q2 		$2.52M Buy
700,900
+167,900
+32% +$501K 0.01% 1011
2025
Q1 		$1.59M Buy
533,000
+39,400
+8% +$123K ﹤0.01% 1251
2024
Q4 		$1.65M Sell
493,600
-88,800
-15% -$295K ﹤0.01% 1214
2024
Q3 		$1.95M Sell
582,400
-29,800
-5% -$108K ﹤0.01% 1077
2024
Q2 		$2.03M Buy
612,200
+34,800
+6% +$130K ﹤0.01% 1187
2024
Q1 		$2.33M Buy
577,400
+258,300
+81% +$1.01M 0.01% 1137
2023
Q4 		$973K Buy
319,100
+113,200
+55% +$343K ﹤0.01% 1662
2023
Q3 		$618K Buy
205,900
+159,300
+342% +$542K ﹤0.01% 1713
2023
Q2 		$174K Buy
+46,600
New +$174K ﹤0.01% 2123
2022
Q3 		– Sell
-21,800
Closed -$155K – 2541
2022
Q2 		$155K Sell
21,800
-75,500
-78% -$515K ﹤0.01% 2325
2022
Q1 		$703K Buy
97,300
+41,100
+73% +$279K ﹤0.01% 1817
2021
Q4 		$502K Buy
+56,200
New +$876K ﹤0.01% 1909
2021
Q3 		– Sell
-13,900
Closed -$299K – 2443
2021
Q2 		$299K Buy
+13,900
New +$418K ﹤0.01% 2141

Other funds holding AVIR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BCM
BML Capital Management Zionsville, Indiana $156M AUM 129.82% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Two Sigma Advisers's AVIR Position: Q1 2026 in Review

Two Sigma Advisers sold out of Atea Pharmaceuticals (AVIR) in Q1 2026, closing a stake of 1,059,700 shares — an estimated $3.78M sold.

Two Sigma Advisers first reported a position in AVIR in Q2 2021 and held it in 15 quarters. The position peaked at $3.78M in Q4 2025. 127 funds tracked by Wall St. Rank hold AVIR as of Q1 2026.

  • Two Sigma Advisers reported no remaining Atea Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 1,059,700 Atea Pharmaceuticals shares in Q1 2026, an estimated $3.78M.
  • Two Sigma Advisers first reported a position in Atea Pharmaceuticals in Q2 2021 and held it in 15 quarters.
  • Two Sigma Advisers's Atea Pharmaceuticals position peaked at $3.78M in Q4 2025.
  • 127 funds tracked by Wall St. Rank held Atea Pharmaceuticals as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.