GNLN — Greenlane Holdings, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2019-04-18.
Performance
Technicals
Others in Industrials
Measured signals that fired on GNLN
| date | signal | measured base rate |
|---|---|---|
| 2026-07-16 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-10-20 | HOWE MICHAEL C Director | Grant or award | 5.0K | 0.00 | 0 |
| 2025-10-20 | Sher Barbara Chief Executive Officer | Grant or award | 40.0K | 0.00 | 0 |
| 2025-10-20 | HUNTER DONALD H Director | Grant or award | 15.0K | 0.00 | 0 |
| 2025-10-20 | Persofsky Renah Director | Grant or award | 15.0K | 0.00 | 0 |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 500 | 2.79 | 1.4K |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 500 | 2.71 | 1.4K |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 450 | 2.68 | 1.2K |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 400 | 2.61 | 1.0K |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 350 | 2.48 | 868 |
| 2024-08-09 | Sher Barbara Chief Executive Officer | Grant or award | 300 | 2.45 | 735 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Yorkville Advisors Global, LP | 74.0K | 200.0K |
| CITADEL ADVISORS LLC | 20.4K | 55.2K |
| JANE STREET GROUP, LLC | 13.1K | 35.5K |
| Ground Swell Capital, LLC | 7.3K | 19.8K |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.8K | 10.3K |
| Tower Research Capital LLC (TRC) | 1.5K | 4.1K |
| Smallwood Wealth Investment Management, LLC | 12 | 33 |
| SBI Securities Co., Ltd. | 4 | 10 |
| HRT FINANCIAL LP | 4 | 12.2K |
| BNP PARIBAS FINANCIAL MARKETS | 1 | 2 |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-14 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-14 | 2026-08-14 | on EDGAR ↗ |
| 10-Q | 2026-05-15 | 2026-03-31 | on EDGAR ↗ |
| 8-K | 2026-05-15 | 2026-05-15 | on EDGAR ↗ |
| 10-K/A | 2026-04-30 | 2025-12-31 | on EDGAR ↗ |
| 8-K | 2026-04-27 | 2026-04-21 | on EDGAR ↗ |
| 8-K | 2026-04-09 | 2026-04-07 | on EDGAR ↗ |
| 8-K | 2026-04-06 | 2026-04-02 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Greenlane Holdings GAAP EPS of -$6.06, revenue of $0.08M · 2026-08-17
- Greenlane Holdings, Inc. (GNLN) filed form 10-Q · 2026-08-14 · SEC EDGAR
- Greenlane Holdings, Inc. (GNLN) filed form 8-K · 2026-08-14 · SEC EDGAR
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