Key facts
- GLGI - GREYSTONE LOGISTICS, INC. has 2 insiders with reported activity on this page.
- Net insider value flow over the last year: +$92,750.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 2 Insiders of GREYSTONE LOGISTICS, INC.
- Symbol
- GLGI on OTC
- Location
- Tulsa, OK
Change
- Buy value: $92,750; sell value: $0.
- Net share flow: +87,100.
Research use
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to buying over the last 12 months. Net value: +$92,750.
Buys
$92,750
Shares: 87,100
Insiders: 2
Sells
$0
Shares: 0
Insiders: 0
Net
+$92,750
Shares: +87,100
Insiders: 2
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 17,500 | 0 | $10,150 | $0 | +$10,150 |
| 6-9 | 31,600 | 0 | $34,240 | $0 | +$34,240 |
| 9-12 | 38,000 | 0 | $48,360 | $0 | +$48,360 |
GREYSTONE LOGISTICS, INC. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Warren F. Kruger | CEO & CFO, Director, 10%+ Owner | $5,152,925 | +$13,681 | +0.27% | Filing P/S | 22 Dec 2025 |
| Lockard Drew T. | Director | $85,792 | +$74,990 | +694% | Filing P/S | 20 May 2025 |
Top shareholders of GREYSTONE LOGISTICS, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Warren F. Kruger |
3/4/5
|
CEO & CFO, Director, 10%+ Owner |
—
class O/S missing
|
8,884,354
|
$5,152,925 | +$13,681 | 22 Dec 2025 | |
| Lockard Drew T. |
3/4/5
|
Director |
—
class O/S missing
|
76,600
|
$85,792 | +$74,990 | 20 May 2025 |
Recent Insider Transactions by Companies or Individuals for GREYSTONE LOGISTICS, INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Warren F. Kruger | GLGI | Common Stock | Purchase | 0.2% | $10,150 | $0.5800 | 17,500 | 8,884,354 | 22 Dec 2025 | Direct |
| Warren F. Kruger | GLGI | Common Stock | Purchase | 0.06% | $3,530 | $0.7061 | 5,000 | 8,866,854 | 11 Nov 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 35.3% | $22,600 | $1.13 | 20,000 | 76,600 | 15 Oct 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 2.91% | $1,760 | $1.10 | 1,600 | 56,600 | 14 Oct 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 10% | $6,350 | $1.27 | 5,000 | 55,000 | 22 Aug 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 15.2% | $8,580 | $1.30 | 6,600 | 50,000 | 23 May 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 85.5% | $26,100 | $1.30 | 20,000 | 43,400 | 22 May 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 52% | $9,600 | $1.20 | 8,000 | 23,400 | 21 May 2025 | Direct |
| Lockard Drew T. | GLGI | Common Stock | Purchase | 28.3% | $4,080 | $1.20 | 3,400 | 15,400 | 20 May 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.