Neuronetics, Inc. (STIM)

Latest Insider Confidence Score

2026Q1

48.3
Bearish

Company insider confidence (by quarter)

2018Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Cannell Capital Llc 10% Owner 2,841,223 Jun 1, 2023
Madryn Asset Management, LP 10% Owner 2,261,168 Aug 12, 2025
Madryn Health Partners II, LP 10% Owner 2,261,168 Aug 12, 2025
Madryn Health Partners II (Cayman Master), Lp 10% Owner 2,261,168 Aug 12, 2025
Madryn Health Advisors II, Lp 10% Owner 2,261,168 Aug 12, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 4, 2026 Mar 6, 2026 MACAN WILLIAM ANDREW EVP, CLO and CS Sell 52.5 -609 -0.07% $816.1
Feb 26, 2026 Feb 27, 2026 MACAN WILLIAM ANDREW EVP, CLO and CS Sell 52.5 -3,427 -0.39% $4.6K
Feb 26, 2026 Feb 27, 2026 Sullivan Keith J CEO Sell 48.8 -8,452 -0.55% $11.4K
Feb 23, 2026 Feb 25, 2026 Pfanstiel Steven CFO Neutral 90.0 +250,000 43.84% -
Feb 23, 2026 Feb 25, 2026 MACAN WILLIAM ANDREW EVP, CLO and CS Neutral 90.0 +210,000 31.18% -
Feb 12, 2026 Feb 18, 2026 Sullivan Keith J CEO Sell 42.5 -33,847 -2.16% $55.8K
Feb 12, 2026 Feb 18, 2026 MACAN WILLIAM ANDREW EVP, CLO and CS Sell 46.3 -14,120 -2.05% $23.3K
Feb 10, 2026 Feb 12, 2026 MACAN WILLIAM ANDREW EVP, CLO and CS Sell 50.0 -3,485 -0.50% $5.4K
Feb 10, 2026 Feb 12, 2026 Sullivan Keith J CEO Sell 42.5 -40,976 -2.55% $63.5K
Dec 30, 2025 Dec 31, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Neutral 90.0 +164,361 31.20% -
Dec 30, 2025 Dec 31, 2025 Pfanstiel Steven CFO Neutral 90.0 +170,212 42.55% -
Oct 20, 2025 Oct 22, 2025 CASCELLA ROBERT Director Neutral 77.5 +10,531 1.82% -
Oct 20, 2025 Oct 22, 2025 CONLEY SHERYL L Director Neutral 82.5 +7,326 3.42% -
Oct 20, 2025 Oct 22, 2025 MUIR GLENN P Director Neutral 77.5 +7,554 2.07% -
Oct 20, 2025 Oct 22, 2025 Cucuz Sasha Director Neutral 60.0 +6,410 0.32% -
Aug 8, 2025 Aug 12, 2025 Madryn Asset Management, LP 10% Owner Sell 15.0 -3,500,000 -14.44% $13M
Jul 15, 2025 Pfanstiel Steven CFO Neutral 52.5 - 0.00% -
Jul 15, 2025 Jul 15, 2025 Pfanstiel Steven CFO Neutral 90.0 +400,000 100.00% -
May 22, 2025 May 27, 2025 Rosengarten Megan Director Neutral 90.0 +30,000 27.05% -
May 22, 2025 May 27, 2025 CASCELLA ROBERT Director Neutral 85.0 +36,250 6.69% -
May 22, 2025 May 27, 2025 Amin Avinash Director Neutral 90.0 +30,000 240.00% -
May 22, 2025 May 27, 2025 CONLEY SHERYL L Director Neutral 90.0 +30,000 16.27% -
May 22, 2025 May 27, 2025 Cucuz Sasha Director Neutral 77.5 +30,000 1.50% -
May 22, 2025 May 27, 2025 MUIR GLENN P Director Neutral 85.0 +30,000 8.97% -
May 12, 2025 May 14, 2025 Furlong Stephen CFO Sell 20.0 -200,000 -32.78% $853.3K
Feb 24, 2025 Mar 13, 2025 Sullivan Keith J CEO Neutral 52.5 - 0.00% -
Feb 24, 2025 Mar 13, 2025 Furlong Stephen CFO Neutral 52.5 - 0.00% -
Feb 24, 2025 Mar 13, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Neutral 52.5 - 0.00% -
Mar 4, 2025 Mar 6, 2025 Furlong Stephen CFO Sell 52.5 -1,867 -0.31% $8.4K
Mar 4, 2025 Mar 6, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 52.5 -377 -0.07% $1.7K
Feb 24, 2025 Feb 26, 2025 Sullivan Keith J CEO Neutral 90.0 +375,000 30.41% -
Feb 24, 2025 Feb 26, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Neutral 90.0 +157,500 42.60% -
Feb 24, 2025 Feb 26, 2025 Furlong Stephen CFO Neutral 90.0 +157,500 34.66% -
Feb 18, 2025 Feb 20, 2025 Sullivan Keith J CEO Sell 42.5 -50,374 -3.93% $229.2K
Feb 14, 2025 Feb 18, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 42.5 -18,965 -4.88% $77.9K
Feb 14, 2025 Feb 18, 2025 Furlong Stephen CFO Sell 42.5 -17,307 -3.67% $71.1K
Feb 12, 2025 Feb 14, 2025 Furlong Stephen CFO Sell 46.3 -10,845 -2.25% $41.5K
Feb 12, 2025 Feb 14, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 46.3 -12,175 -3.04% $46.6K
Feb 10, 2025 Feb 12, 2025 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 52.5 -1,970 -0.49% $6.5K
Feb 10, 2025 Feb 12, 2025 Sullivan Keith J CEO Sell 42.5 -40,992 -3.10% $134.5K
Feb 10, 2025 Feb 12, 2025 Furlong Stephen CFO Sell 46.3 -14,836 -2.98% $48.7K
Feb 7, 2025 Feb 10, 2025 CONLEY SHERYL L Director Buy 95.0 +44,444 31.76% $100K
Feb 7, 2025 Feb 10, 2025 MUIR GLENN P Director Buy 95.0 +44,444 15.34% $100K
Feb 7, 2025 Feb 10, 2025 Cucuz Sasha Director Buy 87.5 +88,888 4.66% $200K
Feb 7, 2025 Feb 10, 2025 CASCELLA ROBERT Director Buy 95.0 +88,888 19.62% $200K
Dec 19, 2024 Madryn Asset Management, LP 10% Owner Neutral 52.5 - 0.00% -
Dec 19, 2024 Amin Avinash Director Neutral 52.5 - 0.00% -
Dec 19, 2024 Cucuz Sasha Director Neutral 52.5 - 0.00% -
Dec 10, 2024 Dec 12, 2024 Sullivan Keith J CEO Neutral 52.5 - 0.00% -
Dec 10, 2024 Dec 12, 2024 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Neutral 52.5 - 0.00% -
Dec 10, 2024 Dec 12, 2024 Furlong Stephen CFO Neutral 52.5 - 0.00% -
Oct 8, 2024 Oct 10, 2024 Furlong Stephen CFO Sell 52.5 -1,368 -0.27% $1.1K
Oct 8, 2024 Oct 10, 2024 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 52.5 -1,541 -0.38% $1.3K
Sep 12, 2024 Sep 13, 2024 CASCELLA ROBERT Director Buy 95.0 +100,000 28.32% $75K
Sep 5, 2024 Sep 6, 2024 MUIR GLENN P Director Buy 86.3 +25,000 9.44% $20K
Aug 28, 2024 Aug 30, 2024 MUIR GLENN P Director Buy 91.3 +25,000 10.42% $21.3K
Aug 20, 2024 Aug 21, 2024 MUIR GLENN P Director Buy 91.3 +25,000 11.64% $25K
Aug 16, 2024 Aug 19, 2024 CASCELLA ROBERT Director Buy 91.3 +39,000 12.42% $41.7K
Aug 14, 2024 Aug 16, 2024 CASCELLA ROBERT Director Buy 95.0 +70,000 28.68% $58.5K
Aug 14, 2024 Aug 16, 2024 MUIR GLENN P Director Buy 91.3 +25,171 13.27% $18.9K
Jul 18, 2024 Jul 22, 2024 Sullivan Keith J CEO Sell 46.3 -24,162 -1.79% $45.9K
Jul 16, 2024 Jul 18, 2024 Sullivan Keith J CEO Sell 46.3 -23,762 -1.73% $46.1K
Jun 6, 2024 Jun 6, 2024 CASCELLA ROBERT Director Buy 95.0 +50,000 25.76% $102.6K
May 30, 2024 Jun 5, 2024 CASCELLA ROBERT Director Neutral 90.0 +31,250 19.19% -
May 30, 2024 Jun 5, 2024 CONLEY SHERYL L Director Neutral 90.0 +25,000 21.75% -
May 30, 2024 Jun 5, 2024 Rosengarten Megan Director Neutral 90.0 +25,000 29.11% -
May 30, 2024 Jun 5, 2024 MUIR GLENN P Director Neutral 90.0 +25,000 15.18% -
Feb 28, 2024 Mar 1, 2024 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 42.5 -13,403 -3.21% $88.4K
Feb 29, 2024 Mar 1, 2024 Furlong Stephen CFO Neutral 82.5 +15,000 3.10% -
Feb 27, 2024 Feb 29, 2024 Furlong Stephen CFO Sell 42.5 -25,257 -4.96% $83.4K
Feb 26, 2024 Feb 28, 2024 Sullivan Keith J CEO Sell 42.5 -20,292 -1.46% $67K
Feb 22, 2024 Feb 26, 2024 Sullivan Keith J CEO Sell 42.5 -41,601 -2.90% $134.4K
Feb 20, 2024 Feb 22, 2024 Sullivan Keith J CEO Sell 42.5 -23,958 -1.64% $70.9K
Feb 14, 2024 Feb 16, 2024 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 42.5 -15,621 -3.60% $52.8K
Feb 9, 2024 Feb 13, 2024 Furlong Stephen CFO Sell 42.5 -14,710 -2.81% $51.6K
Feb 5, 2024 Feb 7, 2024 Sullivan Keith J CEO Neutral 90.0 +300,000 25.90% -
Feb 5, 2024 Feb 7, 2024 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 91.3 +84,615 24.26% $18.3K
Feb 5, 2024 Feb 7, 2024 Furlong Stephen CFO Sell 91.3 +94,187 21.93% $19.7K
Jan 10, 2024 Jan 12, 2024 Sullivan Keith J CEO Sell 42.5 -19,529 -1.66% $60.2K
Dec 19, 2023 Dec 21, 2023 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 28.8 -34,991 -9.12% $87K
Oct 6, 2023 Oct 10, 2023 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 52.5 -1,469 -0.38% $1.7K
Oct 6, 2023 Oct 10, 2023 Furlong Stephen CFO Sell 52.5 -1,499 -0.35% $1.7K
Aug 10, 2023 Sep 20, 2023 CASCELLA ROBERT Director Buy 95.0 +28,500 21.21% $51.7K
Aug 10, 2023 Aug 11, 2023 CASCELLA ROBERT Director Neutral 90.0 +28,500 21.21% -
Jul 21, 2023 Jul 25, 2023 Sullivan Keith J CEO Sell 48.8 -6,551 -0.55% $13.4K
Jul 19, 2023 Jul 21, 2023 Sullivan Keith J CEO Sell 46.3 -12,989 -1.08% $26.8K
Jul 11, 2023 Jul 12, 2023 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 50.0 -2,645 -0.68% $5.6K
Jun 1, 2023 Jun 1, 2023 CANNELL CAPITAL LLC 10% Owner Neutral 27.5 -286,596 -9.16% -
May 25, 2023 May 30, 2023 MUIR GLENN P Director Neutral 90.0 +36,364 28.35% -
May 25, 2023 May 30, 2023 JAEGER WILFRED E Director Neutral 90.0 +36,364 35.58% -
May 25, 2023 May 30, 2023 CONLEY SHERYL L Director Neutral 90.0 +36,364 46.28% -
May 25, 2023 May 30, 2023 CASCELLA ROBERT Director Neutral 90.0 +45,455 51.13% -
May 25, 2023 May 30, 2023 Capper Joseph H Director Neutral 90.0 +36,364 536.10% -
May 25, 2023 May 30, 2023 Rosengarten Megan Director Neutral 90.0 +36,364 73.42% -
May 24, 2023 May 26, 2023 BAKEWELL JOHN K Director Sell 91.3 +21,964 23.77% $38.9K
Mar 16, 2023 Mar 20, 2023 CANNELL CAPITAL LLC 10% Owner Buy 82.5 +59,716 1.95% $173.1K
Mar 13, 2023 Mar 15, 2023 CANNELL CAPITAL LLC 10% Owner Buy 90.0 +136,520 4.66% $405.5K
Mar 7, 2023 Mar 9, 2023 CANNELL CAPITAL LLC 10% Owner Sell 43.8 -7,746 -0.26% $36.5K
Mar 7, 2023 Mar 9, 2023 MACAN WILLIAM ANDREW EVP, GC, CCO and CS Sell 42.5 -12,692 -3.17% $58.3K
Mar 7, 2023 Mar 9, 2023 Furlong Stephen CFO Sell 42.5 -11,079 -2.51% $50.9K