AVIR β€” ATEA PHARMACEUTICALS INC

Ownership history in Shay Capital LLC  Β·  10 quarters on record

AI Ownership Summary

Shay Capital LLC reported ATEA PHARMACEUTICALS INC (AVIR) in 10 quarterly 13F filings from 2023 Q3 through 2025 Q3. Peak portfolio weight reached 0.03% in 2023 Q4. The latest visible filing shows AVIR at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this AVIR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Shay Capital LLC's position in ATEA PHARMACEUTICALS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q3

AVIR was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.03% in 2023 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q3 to 2025 Q3

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How Shay Capital LLC held AVIR β€” position size vs. price
% of Fund (quarterly)    AVIR price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 REDUCED 14,466 -18,488 -56.1% 0.00% $42K 2025-11-14 $2.96
2025 Q2 REDUCED 32,954 -28,170 -46.1% 0.01% $119K 2025-08-14 $3.49
2025 Q1 ADDED 61,124 +30,491 +99.5% 0.03% $183K 2025-05-15 $2.59
2024 Q4 ADDED 30,633 +12,871 +72.5% 0.02% $103K 2025-02-14 $3.15
2024 Q3 REDUCED 17,762 -6,424 -26.6% 0.01% $60K 2024-11-14 $3.31
2024 Q2 ADDED 24,186 +6,020 +33.1% 0.01% $80K 2024-08-14 $3.60
2024 Q1 REDUCED 18,166 -31,973 -63.8% 0.01% $73K 2024-05-15 $3.71
2023 Q4 ADDED 50,139 +1,504 +3.1% 0.03% $153K 2024-02-14 $4.02
2023 Q3 ADDED 48,635 +14,000 +40.4% 0.02% $146K 2023-11-14 $3.00
1 older quarter hidden  β€”  Sign in free or upgrade to Premium to see full history

FAQ About Shay Capital LLC and AVIR

These are the practical questions this page is built to answer before you even open the full history table.

How long has Shay Capital LLC reported owning AVIR?

Shay Capital LLC reported AVIR across 9 quarterly 13F filings, from 2023 Q3 through 2025 Q3.

What was the largest reported AVIR position in Shay Capital LLC's portfolio?

The largest reported portfolio weight for AVIR was 0.03% in 2023 Q4.

What is the latest reported AVIR position on this page?

The most recent filing on this page is 2025 Q3, when Shay Capital LLC reported 14,466 shares, equal to 0.00% of portfolio, with an estimated market value of $42K.

What does the chart on this AVIR ownership page compare?

The chart compares Shay Capital LLC's quarterly AVIR portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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