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Buy Day today: Neutral (46) Mixed market breadth · no major macro event
COYA

Coya Therapeutics, Inc.

Healthcare · Biotechnology

3.60$ -9.3% vs. previous close Closing price · As of: Oct 30, 2026

Ownership

Ownership Structure

Who owns Coya Therapeutics, Inc. (COYA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 74.8% of the shares are freely tradable; institutional investors hold 35.4%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 35.4%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 14.7%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 74.8%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 5.1%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 24Mio.

Largest Shareholders

Institutions

Institutions COYA
Name Stake (%) Shares Change (%) Date
Vanguard Capital Management, LLC 3.59 842,220 -0.3 06/30/2026
Alyeska Investment Group, L.P. 3.41 800,000 +0.0 06/30/2026
AIGH Capital Management, LLC 2.69 631,912 -35.2 06/30/2026
CM Management, LLC 1.71 400,000 +6.7 06/30/2026
Private Management Group Inc 1.64 384,217 +4.1 06/30/2026
Marshall Wace Asset Management Ltd 1.06 249,793 +10.6 06/30/2026
Geode Capital Management, LLC 0.97 228,243 -2.2 06/30/2026
Renaissance Technologies Corp 0.82 192,986 +85.6 06/30/2026
Prosight Management, LP 0.72 170,000 -59.6 06/30/2026

Funds

Funds COYA
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 2.56 601,117 +0.0 09/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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