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

Apogee Therapeutics, Inc.

Healthcare · Biotechnology

135.10$ +0.0% vs. previous close Closing price · As of: Sep 3, 2026

Ownership

Ownership Structure

Who owns Apogee Therapeutics, Inc. (APGE)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 94.0% of the shares are freely tradable; institutional investors hold 131.6%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 131.6%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 9.7%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 94.0%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 7.3%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 62Mio.

Largest Shareholders

Institutions

Institutions APGE
Name Stake (%) Shares Change (%) Date
T. Rowe Price Investment Management,Inc. 13.62 10,300,984 +140.2 03/31/2026
FMR Inc 12.25 9,262,291 +12.6 03/31/2026
VR Adviser, LLC 11.23 8,493,321 +0.0 03/31/2026
BlackRock Inc 5.40 4,085,651 +8.0 03/31/2026
RTW INVESTMENTS, LLC 3.68 2,782,097 +2.6 03/31/2026
Vanguard Capital Management, LLC 3.31 2,502,095 +0.0 03/31/2026
HHG PLC 3.12 2,360,596 +14.4 03/31/2026
State Street Corp 2.86 2,162,964 +28.0 03/31/2026
Driehaus Capital Management LLC 2.54 1,920,800 -12.0 03/31/2026

Funds

Funds APGE
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 2.48 1,876,864 +0.3 07/31/2026

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

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 3, 2026 McKenna Mark C. Director Other 20,000 – –
Sep 3, 2026 Jones William A Jr Director Other 34,824 – –
Sep 3, 2026 Dambkowski Carl Chief Medical Officer Other 167,123 – –
Sep 3, 2026 Fox Jennifer A. Director Other 34,824 – –
Sep 3, 2026 Henderson Jane Chief Financial Officer Other 158,371 – –
Sep 3, 2026 Henderson Michael Thomas Chief Executive Officer Other 920,941 – –
Sep 3, 2026 Shah Nimish P Director Other 1,750,000 135.11 236,442,500
Sep 3, 2026 Fairmount Funds Management LLC Director Other 51,166 – –
Sep 3, 2026 Fairmount Funds Management LLC Director Other 340,855 – –
Sep 2, 2026 Dambkowski Carl Chief Medical Officer Other 1,375 135.06 185,708
Aug 7, 2026 Fairmount Funds Management LLC Director Other 10,370 43.85 454,725
Aug 7, 2026 Fairmount Funds Management LLC Director Other 31,838 17.00 541,246
Aug 5, 2026 Dambkowski Carl Chief Medical Officer Sell 5,500 134.17 737,935
Aug 5, 2026 Dambkowski Carl Chief Medical Officer Other 4,125 22.86 94,298
Jul 24, 2026 Henderson Jane Chief Financial Officer Other 15,000 0.00 –
Jul 14, 2026 Dambkowski Carl Chief Medical Officer Other 8,000 0.00 –

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 3, 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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