VistaGen Therapeutics, Inc. (VTGN)
Nasdaq: VTGN · Pharmaceutical Preparations · South San Francisco, CA · filing with the SEC since 2007
Who owns VistaGen Therapeutics, Inc.
As filed with the SECHolders of 5% or more
4
Chen Yu holds 9.99% of Common Stock, par value $0.001 per share, as its SCHEDULE 13G/A filed May 15, 2026 says.
Directors and officers
14
report now, of 21 people on the record since 2011. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 4 named at left.
Holders of 5% or moreshare of the class, as filed
Chen Yu
SCHEDULE 13G/A · filed May 15, 2026 · Common Stock, par value $0.001 per share
Bvf Partners L P/il
SCHEDULE 13G/A · filed Feb 14, 2025 · Common Stock, par value $0.001 per share
Commodore Capital LP
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock, par value $0.001 per share · 9.9% in Feb 17, 2026
Chen Yu
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock, par value $0.001 per share
Great Point Partners, LLC
SCHEDULE 13G/A · filed Feb 17, 2026 · Common Stock, $0.001 par value per share · reported falling below 5%, from 6.28% in Nov 14, 2025
Nantahala Capital Management, LLC
SCHEDULE 13G/A · filed Feb 13, 2026 · Common Stock, par value $0.001 per share · reported falling below 5%, from 9.99% in Nov 14, 2025
The Vanguard Group
SCHEDULE 13G/A · filed Jan 30, 2026 · Common Stock · reported falling below 5%, from 5.5% in Oct 31, 2025
StemPoint Capital LP
SCHEDULE 13G/A · filed Feb 17, 2026 · Common Stock, par value $0.001 per share · reported falling below 5%, from 8.2% in Feb 14, 2025
Orbimed Advisors LLC
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock, par value $0.001 per share · reported falling below 5%, from 4.2% in Feb 17, 2026
Janus Henderson Group PLC
SCHEDULE 13G/A · filed Feb 17, 2026 · Common Stock · reported falling below 5%, from 13.6% in Sep 8, 2025
What VTGN reports owning in othersstakes of 5% or more, and other ties
2 subsidiaries in 1 country, from the list filed with the 10-K filed Jun 15, 2026.
Insider tradesForm 4
0sales
0purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2022 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window
No one on the roster filed an open-market trade in the window.