Simplex Trading
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Simplex Trading’s Atea Pharmaceuticals AVIR Stock Holding History

Simplex Trading’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
2025
Q4 		– Sell
-152,300
Closed -$441K – 8518
2025
Q3 		$441K Buy
+152,300
New +$520K ﹤0.01% 3976
2025
Q1 		– Sell
-37,600
Closed -$125K – 8496
2024
Q4 		$125K Sell
37,600
-117,200
-76% -$389K ﹤0.01% 4962
2024
Q3 		$518K Sell
154,800
-309,600
-67% -$1.12M ﹤0.01% 3550
2024
Q2 		$1.54M Buy
464,400
+47,000
+11% +$175K ﹤0.01% 2469
2024
Q1 		$1.69M Buy
+417,400
New +$1.63M ﹤0.01% 2582
2023
Q2 		– Sell
-2,600
Closed -$8K – 8935
2023
Q1 		$8K Buy
2,600
+1,400
+117% +$5.68K ﹤0.01% 7695
2022
Q4 		$5K Sell
1,200
-50,500
-98% -$255K ﹤0.01% 8024
2022
Q3 		$294K Sell
51,700
-3,800
-7% -$29.1K ﹤0.01% 4110
2022
Q2 		$394K Sell
55,500
-109,100
-66% -$745K ﹤0.01% 3746
2022
Q1 		$1.19M Sell
164,600
-12,600
-7% -$85.6K ﹤0.01% 2707
2021
Q4 		$1.58M Buy
177,200
+174,600
+6,715% +$2.72M ﹤0.01% 2297
2021
Q3 		$55K Hold
2,600
– – ﹤0.01% 7404
2021
Q2 		$55K Buy
+2,600
New +$78.1K ﹤0.01% 7527

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

Simplex Trading's AVIR Position: Q1 2026 in Review

Simplex Trading increased its Atea Pharmaceuticals (AVIR) stake by 229% in Q1 2026, buying an estimated $20K and bringing the position to 6,244 shares worth $33.6K. The position accounts for ﹤0.01% of the portfolio, ranked #6272.

Simplex Trading first reported a position in AVIR in Q4 2021 and has held it in 14 quarters since. The position peaked at $847K in Q1 2022. 127 funds tracked by Wall St. Rank hold AVIR as of Q1 2026.

  • Simplex Trading held 6,244 shares of Atea Pharmaceuticals worth $33.6K as of Q1 2026.
  • Simplex Trading bought 4,349 Atea Pharmaceuticals shares in Q1 2026, an estimated $20K.
  • Atea Pharmaceuticals made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #6272 holding.
  • Simplex Trading first reported a position in Atea Pharmaceuticals in Q4 2021 and has held it in 14 quarters since.
  • Simplex Trading's Atea Pharmaceuticals position peaked at $847K in Q1 2022.
  • 127 funds tracked by Wall St. Rank held Atea Pharmaceuticals as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.