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View all 5 holding institutions

Across its top 5 institutional holders, GNLN's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 17/100, avg. turnover score 32/100).

Notable Holders

GNLN ranks #11887 out of 37701 tracked stocks by institutional interest, inside the more closely watched half of our coverage.

5 institutions disclose a position in GNLN, but none treat it as a major bet — even Yorkville Advisors Global, LP, its most concentrated holder, allocates just 0.1% of its own portfolio to it.

Company Fundamentals

GNLN reported a net loss of $121.7M over the trailing twelve months.

Not yet profitable — net loss of $121.7M over the trailing twelve months
Revenue declined 67.0% year over year
Net income declined year over year, from -$19.6M to -$121.7M
Operating cash flow was negative, using $16.3M in cash
Current ratio of 5.01x — enough short-term assets to cover short-term liabilities
Liabilities run 150.15x equity — a highly leveraged balance sheet worth noting

* This report is exclusively curated by the AlphaSMO team. AlphaSMO is the web's most authoritative 13F / Inside Trader database, delivering precise insider trading and institutional holdings insights.

Price Chart

GNLN Quarterly 13F Institutional Trade Shifts

Recent Activity

+$69.9K

Total Buy Value

$18.0

Total Sell Value

New buy4

Trim1

Add0

Sold out0

Net Buyers

Net Sellers

Top Movers

GNLN

Q2 2026

Top 5 Institutional Movers

Yorkville Advisors Global, LP

+$60.5K

New buy

Tower Research Capital

+$3.6K

New buy

Vanguard Group

+$3.1K

New buy

Citigroup

+$2.6K

New buy

SBI Securities Co

-$2.0

Trim

Data by AlphaSMO • Not financial advice.

Smart Money Convergence

GNLN does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

Recent GNLN Insider Buying & Selling Activity (Form 4)

Congress Trading (STOCK Act)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

Filings (14d)

Data as of 2026-10-15

2026-10-15

AI summary pending

View Full Filing (SEC EDGAR)

2026-10-07

AI summary pending

View Full Filing (SEC EDGAR)

2026-09-01

Greenlane Holdings filed an 8-K on August 28, 2026 to update its board committee composition following the resignations of directors Michael Howe and Donald Hunter, effective August 31. The board appointed current directors William Levy and Jonathan Ip to the Audit Committee, with Bruce Linton named as chair — all three meet Nasdaq independence requirements, and Linton qualifies as an audit committee financial expert. Levy and Ip were also appointed to the Compensation Committee, with Levy serving as chair.

View Full Filing (SEC EDGAR)

2026-08-24

Two of Greenlane Holdings' directors are stepping down: on August 18, 2026, Michael Howe and Donald Hunter each notified the company they're resigning from the board, effective August 31, 2026. Both sat on the Audit and Compensation Committees — Hunter chaired Audit, while Howe chaired Compensation. The filing stresses that neither resignation stemmed from any disagreement over the company's operations, policies, or practices, though it doesn't explain why they're leaving or name any successors.

View Full Filing (SEC EDGAR)

2026-08-14

AI summary pending

View Full Filing (SEC EDGAR)

View all Form 8-K filings

CUSIP

395330608

FAQ

Who are the top institutional investors holding GREENLANE HOLDINGS INC - A (GNLN)?

Major stakeholders currently include Yorkville Advisors Global, LP ($60.5K), Tower Research Capital LLC ($3.6K), Vanguard Capital Management LLC ($3.1K). Based on the latest 13F filings, there are a total of 5 tracked investment funds and institutions maintaining positions in GNLN.

What is the overall institutional sentiment toward GNLN recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $69.8K, driven by 4 managers accumulating shares while 1 reduced their exposure.

Which institutions have been selling or reducing their GNLN positions?

In the latest period, 1 funds trimmed their holdings, and 0 managers completely exited their positions. The aggregate reported sell value was $18.0.

Are there any notable investors adding GNLN to their portfolios?

Yes, buying activity remains notable. 4 institutions opened new positions in {ticker}, and 0 existing holders added to their shares. The total reported buy value for the quarter amounted to $69.9K.

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Developer Access

Access GNLN's institutional ownership data programmatically:

REST API

curl https://alphasmo.com/api/v1/market/stock/GNLN

CLI

npx alphasmo stocks get GNLN

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