DOSSIER · 13F Holders · Q1 2026

GEVO INC

5 institutions still hold GEVO INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 374396956·5 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2M
visible holders
Holders
5
filers reporting
Concentration
90.63%
SABBY MANAGEMENT, LLC #1
top holder share
AI Holders Summary · Q1 2026

5 institutions reported GEVO INC in Q1 2026. SABBY MANAGEMENT, LLC leads at 90.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
SABBY MANAGEMENT, LLC
CIK 0001535610
$1M5K3.18%Q1 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$90K33K0.00%Q1 2026
03
IMC-Chicago, LLC
CIK 0001452861· Market maker
$55K20K0.00%Q1 2026
04
SIMPLEX TRADING, LLC
CIK 0001488542
$4K1K0.00%Q1 2026
05
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025