AmpliTech Group (AMPG)
AmpliTech Group on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as communications equipment, nec.
3.4M
Short interest
settlement 2026-10-15
4.8
Days to cover
-1.2 days vs prior
34.9%
Short share of volume
2026-11-02
21,189
Fails to deliver
settlement 2026-10-07
Mon 4 Jan
Next earnings
estimated date
$43K
Insider flow, 90 days
2 buys, 0 sells
As of 2026-11-02.
Short interest
FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSONAs of 15 October 2026, short interest in AMPG is 3,409,780 shares, down 855,522 shares over the last month. Over the last 48 readings it ranged from 48,509 shares (15 November 2024) to 7,150,592 shares (15 June 2026). At the reported average volume of 712K shares a day that is 4.8 days to cover.
Embed this chart.The embed keeps its attribution line.
<iframe src="https://xoomar.com/embed/stocks/ampg" width="100%" height="440" style="border:0;max-width:100%" loading="lazy" title="XOOMAR chart"></iframe>
| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-10-15 | 3,409,780 | -13.7% | 711,973 | 4.79 |
| 2026-09-30 | 3,952,437 | -7.3% | 661,915 | 5.97 |
| 2026-09-15 | 4,265,302 | -1.1% | 812,540 | 5.25 |
| 2026-08-31 | 4,310,840 | +6.3% | 2,128,996 | 2.02 |
| 2026-08-14 | 4,056,975 | +22.1% | 2,976,974 | 1.36 |
| 2026-07-31 | 3,323,586 | -49.8% | 2,122,301 | 1.57 |
| 2026-07-15 | 6,621,420 | +8.6% | 3,257,824 | 2.03 |
| 2026-06-30 | 6,099,175 | -14.7% | 3,656,707 | 1.67 |
| 2026-06-15 | 7,150,592 | +74.9% | 9,091,769 | 1.00 |
| 2026-05-29 | 4,088,991 | +135.6% | 9,519,018 | 1.00 |
| 2026-05-15 | 1,735,469 | +41.9% | 1,047,567 | 1.66 |
| 2026-04-30 | 1,222,778 | -23.2% | 393,266 | 3.11 |
| 2026-04-15 | 1,591,657 | -2.4% | 453,288 | 3.51 |
| 2026-03-31 | 1,631,403 | +60.8% | 817,578 | 2.00 |
| 2026-03-13 | 1,014,281 | +18.7% | 381,665 | 2.66 |
| 2026-02-27 | 854,724 | +0.0% | 400,494 | 2.13 |
| 2026-02-13 | 854,655 | -23.5% | 794,057 | 1.08 |
| 2026-01-30 | 1,116,583 | +64.2% | 1,316,425 | 1.00 |
| 2026-01-15 | 680,111 | -7.1% | 825,537 | 1.00 |
| 2025-12-31 | 731,965 | -0.4% | 280,440 | 2.61 |
| 2025-12-15 | 734,865 | +5.8% | 397,496 | 1.85 |
| 2025-11-28 | 694,593 | -2.5% | 410,833 | 1.69 |
| 2025-11-14 | 712,551 | +4.9% | 922,669 | 1.00 |
| 2025-10-31 | 679,328 | +9.4% | 705,103 | 1.00 |
| 2025-10-15 | 621,011 | -1.0% | 713,141 | 1.00 |
| 2025-09-30 | 627,502 | -33.8% | 754,041 | 1.00 |
| 2025-09-15 | 947,927 | -9.4% | 728,611 | 1.30 |
| 2025-08-29 | 1,046,575 | +72.6% | 843,508 | 1.24 |
| 2025-08-15 | 606,290 | +78.2% | 940,516 | 1.00 |
| 2025-07-31 | 340,281 | -1.7% | 711,277 | 1.00 |
| 2025-07-15 | 346,174 | -3.2% | 284,600 | 1.22 |
| 2025-06-30 | 357,557 | +7.4% | 167,912 | 2.13 |
| 2025-06-13 | 332,892 | -14.5% | 185,879 | 1.79 |
| 2025-05-30 | 389,364 | -11.1% | 493,868 | 1.00 |
| 2025-05-15 | 437,766 | -17.7% | 237,666 | 1.84 |
| 2025-04-30 | 532,108 | +28.8% | 485,217 | 1.10 |
| 2025-04-15 | 413,136 | -11.4% | 127,884 | 3.23 |
| 2025-03-31 | 466,098 | +14.3% | 281,639 | 1.65 |
| 2025-03-14 | 407,852 | -1.1% | 264,487 | 1.54 |
| 2025-02-28 | 412,173 | -9.3% | 394,879 | 1.04 |
| 2025-02-14 | 454,224 | -20.8% | 804,437 | 1.00 |
| 2025-01-31 | 573,712 | +12.7% | 1,471,165 | 1.00 |
| 2025-01-15 | 508,866 | -43.2% | 5,564,742 | 1.00 |
| 2024-12-31 | 896,404 | -60.9% | 10,704,236 | 1.00 |
| 2024-12-13 | 2,294,174 | +1906.3% | 32,259,716 | 1.00 |
| 2024-11-29 | 114,349 | +135.7% | 412,772 | 1.00 |
| 2024-11-15 | 48,509 | -8.9% | 44,557 | 1.09 |
| 2024-10-31 | 53,270 | -24.1% | 54,868 | 1.00 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 2 November 2026, the short share of AMPG volume is 34.9%, down 11.0 points over the last five sessions. Over the last 30 readings it ranged from 27.4% (27 October 2026) to 63.2% (23 September 2026). The latest reading is 9.8 points below the 30-session average of 44.8%, on 243K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-11-02 | 85K | 243K | 34.9% | 500 |
| 2026-10-30 | 81K | 280K | 28.8% | 0 |
| 2026-10-29 | 40K | 107K | 37.0% | 2,500 |
| 2026-10-28 | 59K | 164K | 36.0% | 0 |
| 2026-10-27 | 107K | 392K | 27.4% | 1,000 |
| 2026-10-26 | 96K | 209K | 45.9% | 11,221 |
| 2026-10-23 | 91K | 197K | 46.1% | 3,381 |
| 2026-10-22 | 390K | 811K | 48.1% | 6,250 |
| 2026-10-21 | 404K | 946K | 42.7% | 3,880 |
| 2026-10-20 | 895K | 1.5M | 59.9% | 1,185 |
| 2026-10-19 | 60K | 187K | 32.1% | 778 |
| 2026-10-16 | 288K | 737K | 39.0% | 7,715 |
| 2026-10-15 | 169K | 315K | 53.7% | 3 |
| 2026-10-14 | 392K | 814K | 48.1% | 10,510 |
| 2026-10-13 | 80K | 203K | 39.2% | 40 |
| 2026-10-12 | 132K | 275K | 48.0% | 0 |
| 2026-10-09 | 138K | 272K | 50.8% | 605 |
| 2026-10-08 | 192K | 493K | 38.9% | 4,689 |
| 2026-10-07 | 116K | 231K | 50.1% | 1,131 |
| 2026-10-06 | 224K | 529K | 42.4% | 3,090 |
| 2026-10-05 | 274K | 559K | 49.0% | 1,079 |
| 2026-10-02 | 255K | 463K | 55.0% | 660 |
| 2026-10-01 | 161K | 342K | 47.0% | 3,972 |
| 2026-09-30 | 216K | 445K | 48.5% | 20,677 |
| 2026-09-29 | 126K | 253K | 49.7% | 2,606 |
| 2026-09-28 | 234K | 392K | 59.6% | 13,762 |
| 2026-09-25 | 96K | 265K | 36.1% | 4,110 |
| 2026-09-24 | 46K | 101K | 45.4% | 17 |
| 2026-09-23 | 165K | 262K | 63.2% | 870 |
| 2026-09-22 | 175K | 437K | 40.1% | 1,797 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 7 October 2026, the fails-to-deliver balance in AMPG is 21,189 shares, down 15,792 shares over the last settlement date. Over the last 30 readings it ranged from 47 shares (31 August 2026) to 52,758 shares (28 September 2026).
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-10-07 | 21,189 | $2.99 | $63K |
| 2026-10-06 | 36,981 | $2.97 | $110K |
| 2026-10-05 | 9,547 | $3.05 | $29K |
| 2026-10-01 | 600 | $3.14 | $2K |
| 2026-09-30 | 408 | $3.22 | $1K |
| 2026-09-29 | 5,284 | $3.15 | $17K |
| 2026-09-28 | 52,758 | $3.34 | $176K |
| 2026-09-25 | 26,402 | $3.44 | $91K |
| 2026-09-23 | 5,816 | $3.41 | $20K |
| 2026-09-15 | 6,626 | $3.38 | $22K |
| 2026-09-14 | 84 | $3.46 | $291 |
| 2026-09-11 | 1,530 | $3.45 | $5K |
| 2026-09-10 | 3,052 | $3.44 | $10K |
| 2026-09-09 | 3,631 | $3.57 | $13K |
| 2026-09-08 | 4,880 | $3.37 | $16K |
| 2026-09-04 | 41,516 | $3.42 | $142K |
| 2026-09-03 | 7,461 | $3.32 | $25K |
| 2026-08-31 | 47 | $3.36 | $158 |
| 2026-08-27 | 9,823 | $3.55 | $35K |
| 2026-08-26 | 3,876 | $3.62 | $14K |
| 2026-08-24 | 19,931 | $3.46 | $69K |
| 2026-08-20 | 19,383 | $3.57 | $69K |
| 2026-08-18 | 10,482 | $3.70 | $39K |
| 2026-08-14 | 30,362 | $5.99 | $182K |
| 2026-08-11 | 50,212 | $5.69 | $286K |
| 2026-08-07 | 2,649 | $5.43 | $14K |
| 2026-08-06 | 2,588 | $5.38 | $14K |
| 2026-08-05 | 5,283 | $5.53 | $29K |
| 2026-08-04 | 3,652 | $4.78 | $17K |
| 2026-08-03 | 5,360 | $4.65 | $25K |
Insider trades
SEC Form 4, newest first. JSONInsiders at AMPG reported 2 open-market buys worth $43K in the last 90 days and no open-market sells. Latest filing: Maqbool Fawad (Chief Executive Officer) on 2026-08-20.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-08-20 | Maqbool Fawad | Chief Executive Officer | Buy | 7K | $3.45 | $25K | 2.7M |
| 2026-08-20 | Maqbool Fawad | Chief Executive Officer | Buy | 5K | $3.53 | $18K | 2.7M |
| 2026-07-22 | Flores Jorge Luis | Chief Operating Officer | Exercise or conversion | 1K | $5.00 | $5K | 77K |
| 2026-07-22 | Mazziota Daniel Richard | Director | Exercise or conversion | 1K | $5.00 | $5K | 239K |
| 2026-07-22 | Maqbool Fawad | Chief Executive Officer | Exercise or conversion | 500 | $5.00 | $3K | 2.7M |
| 2026-06-23 | Mazziota Daniel Richard | Director | Sell | 10K | $7.71 | $77K | 238K |
| 2026-06-22 | Mazziota Daniel Richard | Director | Sell | 7K | $8.46 | $61K | 248K |
| 2026-06-01 | Flores Jorge Luis | Chief Operating Officer | Sell | 30K | $5.36 | $161K | 76K |
| 2026-06-01 | Flores Jorge Luis | Chief Operating Officer | Exercise or conversion | 25K | $3.52 | $88K | 106K |
| 2026-06-01 | Flores Jorge Luis | Chief Operating Officer | Exercise or conversion | 5K | $3.88 | $19K | 81K |
| 2026-05-28 | Sanfratello Louisa | Chief Financial Officer | Sell | 50K | $4.80 | $240K | 60K |
| 2026-05-28 | Sanfratello Louisa | Chief Financial Officer | Exercise or conversion | 50K | $3.52 | $176K | 110K |
| 2026-05-22 | Mazziota Daniel Richard | Director | Sell | 10K | $4.95 | $50K | 255K |
| 2026-01-30 | Sanfratello Louisa | Chief Financial Officer | Exercise or conversion | 50K | $3.04 | $152K | 60K |
| 2026-01-30 | Maqbool Fawad | Chief Executive Officer | Exercise or conversion | 50K | $3.04 | $152K | 2.7M |
| 2026-01-30 | Flores Jorge Luis | Chief Operating Officer | Exercise or conversion | 50K | $3.04 | $152K | 76K |
| 2026-01-14 | Maqbool Fawad | Chief Executive Officer | Exercise or conversion | 500 | $4.00 | $2K | 2.7M |
| 2026-01-14 | Flores Jorge Luis | Chief Operating Officer | Exercise or conversion | 1K | $4.00 | $4K | 26K |
| 2026-01-14 | Mazziota Daniel Richard | Director | Exercise or conversion | 2K | $4.00 | $8K | 265K |
| 2025-12-18 | Modi Shailesh | Director | Buy | 2K | $2.90 | $6K | 17K |
| 2025-12-12 | Modi Shailesh | Director | Grant | 15K | $3.08 | $46K | 15K |
| 2025-12-12 | Mazziota Daniel Richard | Director | Grant | 15K | $3.08 | $46K | 263K |
| 2025-12-12 | Lee Andrew Dylan | Director | Grant | 15K | $3.08 | $46K | 60K |
| 2025-06-20 | Mazziota Daniel Richard | Director | Buy | 7K | $2.00 | $14K | 248K |
| 2025-04-08 | Mazziota Daniel Richard | Director | Buy | 5K | $1.39 | $7K | 241K |
| 2024-12-19 | Lee Andrew Dylan | Director | Grant | 15K | $2.00 | $30K | 45K |
| 2024-12-19 | Kappers Matthew Joseph | Director | Grant | 15K | $2.00 | $30K | 45K |
| 2024-12-19 | Mazziota Daniel Richard | Director | Grant | 15K | $2.00 | $30K | 236K |
| 2024-10-07 | Flores Jorge Luis | Chief Operating Officer | Buy | 5K | $0.75 | $4K | 25K |
| 2024-10-02 | Mazziota Daniel Richard | Director | Grant | 3K | $0.75 | $2K | 221K |
| 2024-08-30 | Maqbool Fawad | Chairman, CEO | Buy | 8K | $0.73 | $6K | 2.7M |
| 2024-08-29 | Mazziota Daniel Richard | Director | Grant | 5K | $0.69 | $3K | 218K |
| 2024-08-21 | Flores Jorge Luis | Chief Operating Officer | Buy | 200 | $0.90 | $180 | 15K |
| 2024-08-21 | Flores Jorge Luis | Chief Operating Officer | Buy | 5K | $0.94 | $5K | 20K |
| 2024-08-21 | Flores Jorge Luis | Chief Operating Officer | Buy | 373 | $0.94 | $351 | 15K |
| 2024-08-20 | Flores Jorge Luis | Chief Operating Officer | Buy | 500 | $0.94 | $470 | 15K |
| 2024-08-19 | Mazziota Daniel Richard | Director | Grant | 5K | $1.00 | $5K | 213K |
| 2024-06-03 | Mazziota Daniel Richard | Director | Grant | 5K | $1.18 | $6K | 208K |
| 2024-06-03 | Maqbool Fawad | Chairman, CEO | Buy | 6K | $1.18 | $7K | 2.7M |
| 2023-11-16 | Mazziota Daniel Richard | Director | Grant | 343 | $1.50 | $515 | 203K |
| 2023-09-27 | Mazziota Daniel Richard | Director | Grant | 5K | $1.75 | $9K | 203K |
| 2023-08-21 | Mazziota Daniel Richard | Director | Grant | 5K | $1.90 | $10K | 198K |
| 2023-08-18 | Kappers Matthew Joseph | Director | Grant | 15K | $0.00 | $0 | 30K |
| 2023-08-18 | Lee Andrew Dylan | Director | Grant | 15K | $0.00 | $0 | 30K |
| 2023-08-18 | Mazziota Daniel Richard | Director | Grant | 15K | $0.00 | $0 | 193K |
| 2022-09-29 | Mazziota Daniel Richard | Director | Buy | 5K | $1.75 | $9K | 182K |
| 2022-09-19 | Mazziota Daniel Richard | Director | Buy | 5K | $1.99 | $10K | 177K |
| 2022-06-17 | Kappers Matthew Joseph | Director | Grant | 15K | $0.00 | $0 | 15K |
| 2022-06-17 | Lee Andrew Dylan | Director | Grant | 15K | $0.00 | $0 | 15K |
| 2022-06-17 | Mazziota Daniel Richard | Director | Grant | 15K | $0.00 | $0 | 172K |
| 2022-06-15 | Flores Jorge Luis | Chief Operating Officer | Buy | 5K | $1.78 | $9K | 14K |
| 2022-05-24 | Maqbool Fawad | Chief Executive Officer | Buy | 5K | $1.92 | $10K | 2.6M |
| 2022-04-26 | Mazziota Daniel Richard | Director | Buy | 5K | $2.56 | $13K | 157K |
| 2022-04-18 | Mazziota Daniel Richard | Director | Buy | 4K | $2.73 | $11K | 152K |
| 2022-04-13 | Mazziota Daniel Richard | Director | Buy | 800 | $2.75 | $2K | 148K |
| 2022-04-12 | Mazziota Daniel Richard | Director | Buy | 5K | $2.70 | $14K | 147K |
| 2022-04-08 | Mazziota Daniel Richard | Director | Buy | 5K | $2.66 | $13K | 142K |
| 2022-04-08 | Maqbool Fawad | CEO | Buy | 1K | $2.68 | $3K | 2.6M |
| 2022-04-07 | Mazziota Daniel Richard | Director | Buy | 5K | $2.80 | $14K | 137K |
| 2022-04-07 | Maqbool Fawad | CEO | Buy | 500 | $2.73 | $1K | 2.6M |
| 2022-04-06 | Maqbool Fawad | CEO | Buy | 2K | $2.92 | $6K | 2.6M |
| 2022-01-24 | Mazziota Daniel Richard | Director | Buy | 5K | $3.00 | $15K | 132K |
| 2021-12-29 | Mazziota Daniel Richard | Director | Buy | 5K | $4.03 | $20K | 127K |
| 2021-12-01 | Mazziota Daniel Richard | Director | Buy | 5K | $3.55 | $18K | 122K |
| 2021-09-15 | Mazziota Daniel Richard | Director | Buy | 5K | $3.43 | $17K | 117K |
| 2021-09-07 | Mazziota Daniel Richard | Director | Buy | 5K | $3.80 | $19K | 112K |
| 2021-05-21 | Maqbool Fawad | Chairman, Pres., CEO, Treas. | Buy | 2K | $4.33 | $9K | 2.6M |
| 2021-05-19 | Mazziota Daniel Richard | Director | Buy | 5K | $4.00 | $20K | 10K |
| 2021-05-19 | Mazziota Daniel Richard | Director | Buy | 5K | $4.06 | $20K | 107K |
| 2021-05-19 | Mazziota Daniel Richard | Director | Buy | 700 | $4.03 | $3K | 2K |
| 2021-04-16 | Mazziota Daniel Richard | Director | Buy | 5K | $6.44 | $32K | 5K |
| 2021-04-16 | Mazziota Daniel Richard | Director | Buy | 5K | $6.37 | $32K | 102K |
| 2021-04-16 | Mazziota Daniel Richard | Director | Buy | 800 | $6.38 | $5K | 800 |
| 2021-04-16 | Mazziota Daniel Richard | Director | Buy | 5K | $6.42 | $32K | 5K |
Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.
Planned sales (Form 144)
Newest first. JSON5 Form 144 notices on file for AMPG worth $586K at the prices reported; 0 in the last 90 days worth $0. Latest: Mazziota Daniel Richard filed on 2026-06-23 to sell 10,000 shares ($82K) from 2026-06-23.
| Filed | Seller | Shares | Market value | Of outstanding | Sale from | Broker |
|---|---|---|---|---|---|---|
| 2026-06-23 | Mazziota Daniel RichardDirector | 10K | $82K | 0.039% | 2026-06-23 | Charles Schwab Corp. |
| 2026-06-23 | Mazziota Daniel RichardDirector | 7K | $60K | 0.028% | 2026-06-22 | Charles Schwab Corp |
| 2026-05-28 | Louisa SanfratelloOfficer | 50K | $245K | 0.197% | 2026-05-28 | LPL Financial, |
| 2026-05-26 | Flores Jorge LuisOfficer | 30K | $150K | 0.118% | 2026-05-26 | Fidelity Brokerage Services LLC |
| 2026-05-22 | Mazziota Daniel RichardDirector | 10K | $50K | 0.039% | 2026-05-22 | Charles Schwab Corp. |
Large holders (13D and 13G)
One row per reporting person with its latest filing, newest first. JSON10 holders report 5% or more of AMPG in their latest filing, all on Schedule 13G (passive). The largest reported stake is G1 Execution Services, LLC at 6.9% of the class (1,744,929 shares), filed 2026-08-14 for an event on 2026-06-30.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-10-07 | 13G | Cable Car Capital, LPpartnership, investment adviser | 1.7M | 5.4% | 2026-09-21 |
| 2026-10-07 | 13G | Ma-Weaver Jacobindividual | 1.7M | 5.4% | 2026-09-21 |
| 2026-10-07 | 13G | Funicular Funds, LPpartnership | 1.7M | 5.4% | 2026-09-21 |
| 2026-10-06 | 13G | Citadel Securities Group LPparent holding company, partnership | 1.4M | 5.7% | 2026-06-30 |
| 2026-10-06 | 13G | Kenneth Griffinparent holding company, individual | 1.4M | 5.7% | 2026-06-30 |
| 2026-10-06 | 13G | Citadel Securities LLCbroker-dealer, other entity | 1.4M | 5.7% | 2026-06-30 |
| 2026-10-06 | 13G | Citadel Securities GP LLCparent holding company, other entity | 1.4M | 5.7% | 2026-06-30 |
| 2026-10-06 | 13G | Citadel GP LLCparent holding company, other entity | 0 | 0.0% | 2026-06-30 |
| 2026-10-06 | 13G | Citadel Advisors Holdings LPparent holding company, partnership | 0 | 0.0% | 2026-06-30 |
| 2026-10-06 | 13G | Citadel Advisors LLCinvestment adviser, parent holding company, other entity | 0 | 0.0% | 2026-06-30 |
| 2026-08-14 | 13G | G1 Execution Services, LLCbroker-dealer, other entity | 1.7M | 6.9% | 2026-06-30 |
| 2026-08-14 | 13G | SIG Brokerage, LPbroker-dealer, partnership | 1.7M | 6.9% | 2026-06-30 |
| 2026-08-14 | 13G | Susquehanna Securities, LLCbroker-dealer, other entity | 1.7M | 6.9% | 2026-06-30 |
| 2026-03-26 | 13G/Ano. 1 | The Vanguard Groupinvestment adviser | 0 | 0.0% | 2026-03-13 |
13F holders
Tracked managers holding AMPG at their latest 13F. JSON2 of the 30 tracked managers held AMPG at their latest 13F, $724K in total at quarter-end prices. Two Sigma Investments is the largest at $641K (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 2 added shares and 0 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| Two Sigma Investments | 2026-06-30 | 92K | $641K | 0.00% | +43K |
| Millennium Management | 2026-06-30 | 12K | $84K | 0.00% | new |
Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.
What this page is
AmpliTech Group in the regulatory record
Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.
Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.
This page follows AmpliTech Group (AMPG), SEC CIK 1518461, listed on Nasdaq, classified by the SEC as communications equipment, nec. The cross-market tables live on the short interest and insider transactions hubs.
Source and updates
- Short interest
- FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
- Daily short volume
- FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-11-02.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-10-07.JSON and CSV
- Planned sales
- SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-06-23.JSON and CSV
- Large holders
- SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-10-07.JSON and CSV
- 13F holders
- SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
- Earnings dates
- SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-08-13.JSON and CSV
- Insider trades
- SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-08-20.JSON and CSV
- Company record
- EDGAR filing index for CIK 1518461Ticker, name and exchange from the SEC's company list, refreshed weekly.
- Rate limits
- 10 requests a minute without a key, 30 with a free key from a free account.
How to read it
- Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
- Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
- Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.
Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.
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Datasets
Frequently Asked Questions
How much of AMPG is sold short?
3,409,780 shares were held short at the 2026-10-15 settlement, 4.8 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is AMPG's daily short volume?
On 2026-11-02, 84,926 of the 243,159 AMPG shares reported to FINRA were sold short, 34.9% of the day's reported volume. Short volume is a flow for one day, not a position.
Does AMPG have fails to deliver?
The SEC's latest file shows 21,189 AMPG shares failed to deliver at settlement 2026-10-07. Fails are reported per settlement date and published twice a month with a lag.
Are AMPG insiders buying or selling?
Insiders at AMPG reported 2 open-market buys worth $43K in the last 90 days and no open-market sells. Latest filing: Maqbool Fawad (Chief Executive Officer) on 2026-08-20.
Have AMPG insiders filed to sell?
5 Form 144 notices on file for AMPG worth $586K at the prices reported; 0 in the last 90 days worth $0. Latest: Mazziota Daniel Richard filed on 2026-06-23 to sell 10,000 shares ($82K) from 2026-06-23.
Who owns 5% or more of AMPG?
10 holders report 5% or more of AMPG in their latest filing, all on Schedule 13G (passive). The largest reported stake is G1 Execution Services, LLC at 6.9% of the class (1,744,929 shares), filed 2026-08-14 for an event on 2026-06-30.
Which tracked 13F managers own AMPG?
2 of the 30 tracked 13F managers held AMPG shares at their latest filing, $724K in all. The largest: Two Sigma Investments (92K shares, $641K), Izzy Englander's Millennium Management (12K shares, $84K).
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.