Stocks › MAMO
Massimo Group
MAMO·Nasdaq·
United States·USD
United States·USD$0.94
-0.01 (-0.79%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
MAMO
Massimo Group · Nasdaq
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
MAMOS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of MAMO by members of U.S. Congress · 1 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Ro KhannaHouse · D · CA |
MAMOMassimo Group · Common Stock |
Sale $1,001 - $15,000 |
Jan 7, 2022 | Dec 16, 2021 | Filing ↗ |
Whale Activity
Position changes in MAMO reported for 2026-06-30 by 3 tracked institutional filers
- Increased2
- New0
- Held0
- Decreased0
- Closed1
- No prior filing0
| Filer | Shares | Value | Change |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 75.1K | $72K | increased |
| BlackRock, Inc. | 31.1K | $30K | increased |
| Renaissance Technologies | 0 | $0 | closed |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by MAMO insiders, by quarter · Form 4
Recent Insider Transactions
23 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Pietrogrande PaoloDirector | Grant / award | +2,250 | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Chen YunhaoChief Financial Officer | Grant / award | +25.0K | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Sheffield MarkDirector | Grant / award | +2,250 | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Smith Michael Glenn | Grant / award | +25.0K | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Shan DavidChief Executive Officer · Director · 10% owner | Grant / award | +37.5K | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Zhu TingDirector | Grant / award | +2,250 | $0.00 | $0 | May 29, 2025 | Form 4 ↗ |
| Zhu TingDirector | Grant / award | +2,250 | $0.00 | $0 | Mar 20, 2025 | Form 4 ↗ |
| Sheffield MarkDirector | Grant / award | +2,250 | $0.00 | $0 | Mar 20, 2025 | Form 4 ↗ |
| Pietrogrande PaoloDirector | Grant / award | +2,250 | $0.00 | $0 | Mar 20, 2025 | Form 4 ↗ |
| Sheffield MarkDirector | Purchase | +50 | — | — | Jan 2, 2025 | Form 4 ↗ |
| Sheffield MarkDirector | Purchase | +367 | — | — | Dec 31, 2024 | Form 4 ↗ |
| Chen YunhaoChief Financial Officer | Grant / award | +27.8K | $0.00 | $0 | Dec 2, 2024 | Form 4 ↗ |
| Shan DavidChief Executive Officer · Director · 10% owner | Grant / award Amended | +37.5K | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Chen YunhaoChief Financial Officer | Grant / award | +25.0K | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Zhu TingDirector | Grant / award | +2,250 | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Pietrogrande PaoloDirector | Grant / award | +2,250 | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Smith Michael GlennVice President | Grant / award | +25.0K | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Sheffield MarkDirector | Grant / award | +2,250 | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Shan DavidChief Executive Officer · Director · 10% owner | Grant / award | +37.5K | $0.00 | $0 | Nov 22, 2024 | Form 4 ↗ |
| Chen YunhaoChief Financial Officer | Grant / award | +55.6K | $0.00 | $0 | Oct 2, 2024 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding MAMO · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 48.4K | $47K | 0.00% | May 31, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 42.6K | $41K | 0.00% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 32.5K | $31K | 0.00% | Jun 30, 2026 |
| iShares Micro-Cap ETF iShares Trust | 30.0K | $29K | 0.00% | Jun 30, 2026 |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 27.5K | $27K | 0.00% | May 31, 2026 |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 13.4K | $13K | 0.00% | May 31, 2026 |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 6,329 | $6K | 0.00% | May 31, 2026 |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 1,027 | $991 | 0.00% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list MAMO's shares (CUSIP 57628N101), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
No 13D/13G beneficial-ownership filings on record.
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming Massimo Group as client
No lobbying filings found naming Massimo Group as the client.
Government Contracts
Federal awards to Massimo Group · USAspending
No federal contract awards found for Massimo Group.
U.S. Patents
Recent USPTO applications naming Massimo Group
No USPTO patent applications found for Massimo Group.
Annual Financials
From MAMO's 10-K filings · XBRL
No annual XBRL figures on record for MAMO. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in MAMO's price history.
About Massimo Group
From SEC EDGAR company records
Industry (SIC 3790)Miscellaneous Transportation Equipment
SectorIndustrials
HeadquartersGARLAND, TX
IncorporatedNV
SEC CIK0001952853 ↗