Security Snapshot

Greenlane Holdings, Inc. - Common Stock, $0.01 par value (GNLN) Institutional Ownership

CUSIP: 395330509

13F Institutional Holders and Ownership History from Q2 2025 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

9

Shares (Excl. Options)

337,037

Price

$0.37

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Latest holder snapshot 5 facts
Portfolio coverage rank
0%
Share change
+143,092
Value change
-$163,847
Number of holders
9
Issuer context 2 facts
Shares outstanding
1,402,800
SEC-reported price per share
$0.37
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • GNLN - Greenlane Holdings, Inc. - Common Stock, $0.01 par value is tracked under CUSIP 395330509.
  • 9 institutions reported positions in Q1 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 12 to 9 between Q4 2025 and Q1 2026.
  • SEC-reported value moved from $369,929 to $124,206.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 9 institutions filings for Q1 2026.

Open SEC Evidence

Security key

395330509

Latest holder period

Q1 2026

13F holders

9

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
3
Security
GNLN
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Altium Capital Management LLC 0.12% $64,915 21,008 Altium Capital Management LLC 30 Jun 2025
Ayrton Capital LLC 1% $43,347 14,028 Ayrton Capital LLC 30 Jun 2025
Empery Asset Management, LP 1% $43,138 14,006 Empery Asset Management, LP 30 Jun 2025

As of 31 Mar 2026, 9 institutional investors reported holding 337,037 shares of Greenlane Holdings, Inc. - Common Stock, $0.01 par value (GNLN). This represents 24% of the company’s total 1,402,800 outstanding shares.

13F concentration

Top 16 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
24%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Yorkville Advisors Global, LP 14% 200,000 0.05% $74,000
CITADEL ADVISORS LLC 3.9% 55,226 0% $20,434
JANE STREET GROUP, LLC 2.5% 35,463 0% $13,121
Ground Swell Capital, LLC 1.4% 19,833 0.01% $7,338
HRT FINANCIAL LP 0.87% 12,155 0% $4,000
VANGUARD CAPITAL MANAGEMENT LLC 0.73% 10,267 0% 0% $3,799
Tower Research Capital LLC (TRC) 0.29% 4,058 +17% 0% $1,501
Smallwood Wealth Investment Management, LLC 0% 33 +312% 0% $12
BNP PARIBAS FINANCIAL MARKETS 0% 2 0% 0% $1
UBS Group AG 0% 0 -100% $0
BlackRock, Inc. 0% 0 -100% $0
CITIGROUP INC 0% 0 -100% $0
Virtu Financial LLC 0% 0 -100% $0
METEORA CAPITAL, LLC 0% 0 -100% $0
CoinFund Management LLC 0% 0 -100% $0
BANK OF AMERICA CORP /DE/ 0% 0 -100% $0

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
4
Latest
Q1 2026
Rows shown
1-4 of 4
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 337,037 $124,206 -$163,847 $0.37 9
2025 Q4 235,587 $369,929 -$133,638 $1.57 12
2025 Q3 67,659 $265,897 +$192,833 $3.93 10
2025 Q2 18,849 $99,899 +$99,888 $5.30 7
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