STIM insider buying and SEC filings, explained
Neuronetics, Inc. · CIK 1227636
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$4.9M
Insiders who bought
1
Sold (not marked 10b5-1)
$260K
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 30, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 18,000 shares at $2.27 ($41K), reported as a purchase (code P). Holdings up <1% to 10,620,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 2, 2026, 8:49 AM ET |
| Aug 14, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 14,000 shares at about $3.16 ($44K), reported as a purchase (code P). Holdings up <1% to 10,602,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 17, 2026 |
| Jul 14, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 35,000 shares at about $1.78 ($62K), reported as a purchase (code P). Holdings up <1% to 10,588,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 15, 2026 |
| Mar 19, 2026 | Sale Amended filing | Steven Pfanstiel (CFO) sold 8,569 shares at about $1.34 ($11K). Holdings down 1% to 836,643 shares. Not marked as a 10b5-1 plan trade. This amends a filing from Mar 24. | SEC filing Filed May 21, 2026 |
| May 19, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 100,000 shares at $1.17 ($117K), reported as a purchase (code P). Holdings up 1% to 10,553,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 20, 2026 |
| May 12, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 475,000 shares at about $1.34 ($637K), reported as a purchase (code P). Holdings up 5% to 10,453,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 13, 2026 |
| Apr 20–21, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 200,000 shares between Apr 20 and Apr 21 at about $1.55 ($309K), reported as a purchase (code P). Holdings up 2% to 9,978,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 22, 2026 |
| Mar 30, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 385,442 shares at about $1.25 ($482K), reported as a purchase (code P). Holdings up 4% to 9,778,988 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 30, 2026 |
| Mar 27, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 500,000 shares at about $1.35 ($675K), reported as a purchase (code P). Holdings up 6% to 9,393,276 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 30, 2026 |
| Mar 25–26, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 150,000 shares between Mar 25 and Mar 26 at about $1.41 ($211K), reported as a purchase (code P). Holdings up 2% to 8,893,276 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 27, 2026 |
| Mar 19, 2026 | Sale | Keith J Sullivan (Former Officer & Director) sold 46,289 shares at about $1.34 ($62K). Holdings down 3% to 1,590,924 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 24, 2026 |
| Mar 19, 2026 | Sale | William Andrew Macan (EVP, CLO and CS) sold 16,005 shares at about $1.34 ($21K). Holdings down 2% to 897,270 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 24, 2026 |
| Mar 20, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 169,472 shares at about $1.41 ($239K), reported as a purchase (code P). Holdings up 2% to 8,743,276 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 23, 2026 |
| Mar 18–19, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 1,057,400 shares between Mar 18 and Mar 19 at about $1.34 ($1.4M), reported as a purchase (code P). Holdings up 14% to 8,573,804 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 20, 2026 |
| Mar 17, 2026 | Purchase (code P) | Jorey Chernett (10% owner) bought 531,000 shares at about $1.16 ($616K), reported as a purchase (code P). Holdings up 8% to 7,516,404 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 18, 2026 |
| Mar 4, 2026 | Sale | William Andrew Macan (EVP, CLO and CS) sold 609 shares at about $1.34 ($816). Holdings down <1% to 879,525 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 6, 2026 |
| Feb 26, 2026 | Sale | William Andrew Macan (EVP, CLO and CS) sold 3,427 shares at about $1.35 ($5K). Holdings down <1% to 880,134 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 27, 2026 |
| Feb 26, 2026 | Sale | Keith J Sullivan (CEO and Director) sold 8,452 shares at about $1.35 ($11K). Holdings down 1% to 1,524,713 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 27, 2026 |
| Feb 12, 2026 | Sale | Keith J Sullivan (CEO and Director) sold 33,847 shares at about $1.65 ($56K). Holdings down 2% to 1,533,165 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 18, 2026 |
| Feb 12, 2026 | Sale | William Andrew Macan (EVP, CLO and CS) sold 14,120 shares at about $1.65 ($23K). Holdings down 2% to 673,561 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 18, 2026 |
| Feb 10, 2026 | Sale | William Andrew Macan (EVP, CLO and CS) sold 3,485 shares at about $1.55 ($5K). Holdings down 1% to 687,681 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 12, 2026 |
| Feb 10, 2026 | Sale | Keith J Sullivan (CEO and Director) sold 40,976 shares at about $1.55 ($64K). Holdings down 3% to 1,567,012 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 12, 2026 |
19 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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