GrowGeneration Corp.
GrowGeneration Corp. (GRWG) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · GRWG · as of Sep 30, 2025
Ownership Breakdown
100
Institutional Holders
▼ 6 vs Q2
$33.24M
Total Inst. Value
▲ $15.10M vs Q2
60.09M
Shares Outstanding
freeFloat 85.58%
17.76M
13F Shares Held
▼ 1.64M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
GRWG largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
AWM INVESTMENT COMPANY, INC. retail-building materials, hardware, garden supply | 3.11M | 5.22% | 5.22% | $5.81B | Nov 13, 2025 | — held |
VANGUARD GROUP INC retail-building materials, hardware, garden supply | 2.71M | 4.55% | 4.55% | $5.07B | Nov 7, 2025 | ▼ 196.7K |
MILLENNIUM MANAGEMENT LLC retail-building materials, hardware, garden supply | 1.23M | 2.07% | 2.07% | $2.31B | Nov 14, 2025 | ▼ 74.6K |
BLACKROCK, INC. retail-building materials, hardware, garden supply | 1.11M | 1.87% | 1.87% | $2.08B | Nov 12, 2025 | ▼ 680.1K |
DIMENSIONAL FUND ADVISORS LP retail-building materials, hardware, garden supply | 800.7K | 1.34% | 1.34% | $1.50B | Nov 12, 2025 | ▼ 123.9K |
TOROSO INVESTMENTS, LLC retail-building materials, hardware, garden supply | 753.9K | 1.27% | 1.27% | $1.41B | Nov 14, 2025 | ▲ 39.3K |
RENAISSANCE TECHNOLOGIES LLC retail-building materials, hardware, garden supply | 749.3K | 1.26% | 1.26% | $1.40B | Nov 13, 2025 | ▲ 583.2K |
MONACO ASSET MANAGEMENT SAM retail-building materials, hardware, garden supply | 745.9K | 1.25% | 1.25% | $1.39B | Nov 10, 2025 | ▼ 269.8K |
JANE STREET GROUP, LLC retail-building materials, hardware, garden supply | 626.8K | 1.05% | 1.05% | $1.17B | Nov 14, 2025 | ▼ 165.4K |
GEODE CAPITAL MANAGEMENT, LLC retail-building materials, hardware, garden supply | 626.3K | 1.05% | 1.05% | $1.17B | Nov 12, 2025 | ▼ 1.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
15
Increased
+1.66M shares11
New Positions
first time holders21
Decreased
−3.23M shares0
Sold Out
fully exitedNet shares change (top 50)
1.57M
+1.66M / −3.23M
Net new holders
+5
11 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
GRWG insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
1
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Lampert Darren CEO | May 18, 2026 | Purchase | 64,098 | $1.55 | $99.4K | 1.77M | Form 4 ↗ |
Sanders Gregory Kevin Chief Financial Officer | Dec 15, 2025 | Award | 21,375 | — | — | 167.0K | Form 4 ↗ |
Sanders Gregory Kevin Chief Financial Officer | Dec 15, 2025 | Award | 2,671 | — | — | 145.7K | Form 4 ↗ |
Salaman Michael President | Dec 15, 2025 | Award | 50,000 | — | — | 1.74M | Form 4 ↗ |
Lampert Darren CEO | Dec 15, 2025 | Award | 50,000 | — | — | 1.70M | Form 4 ↗ |
Lampert Darren CEO | Nov 12, 2025 | Sale | 70,280 | $1.74 | $122.3K | 1.71M | Form 4 ↗ |
Lampert Darren CEO | Nov 13, 2025 | Sale | 56,540 | $1.61 | $91.0K | 1.65M | Form 4 ↗ |
Aiello Stephen director | Sep 22, 2025 | Purchase | 133,334 | $1.66 | $221.3K | 668.3K | Form 4 ↗ |
Carter Starlett director | Sep 18, 2025 | Award | 20,000 | — | — | 40.0K | Form 4 ↗ |
Aiello Stephen director | Sep 18, 2025 | Award | 20,000 | — | — | 535.0K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
GrowGeneration Corp. (GRWG) is primarily owned by institutional investors, who hold approximately 29.6% of total shares outstanding. Company insiders own approximately 14.42%, while retail and public investors account for the remaining 56.02%.
The largest institutional shareholder of GrowGeneration Corp. is AWM INVESTMENT COMPANY, INC., holding approximately 3.11 million shares — equal to 5.22% of outstanding shares — as of September 30, 2025.
A total of 100 institutional investors currently hold GRWG stock, with a combined institutional value of approximately $33,239,856 as of the most recent 13F filing period.
Frequently asked questions
GRWG ownershipGrowGeneration Corp. (GRWG) is primarily owned by institutional investors, who hold approximately 29.6% of shares. The largest shareholder is AWM INVESTMENT COMPANY, INC. with a 5.22% stake. Company insiders hold 14.42%. Data sourced from SEC Form 13F as of September 30, 2025.