STIM
NEURONETICS (STIM)
NASDAQ
$1.40-$0.17 (-10.58%)
Price as of Jun 03, 2026 7:44 PM EDT
  • $107.2M
    Market Cap
  • -59.59%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
MADRYN ASSET MANAGEMENT, LP
26.55%
18.5M
0 (0.00%)
Mar 31, 2026
UBS GROUP AG
4.13%
2.9M
+263,551 (+9.18%)
Mar 31, 2026
BALYASNY ASSET MANAGEMENT L.P.
3.94%
2.7M
+191,364 (+6.97%)
Mar 31, 2026
VANGUARD GROUP INC
3.71%
2.6M
-249,736 (-9.67%)
Dec 31, 2025
BLACKROCK, INC.
3.33%
2.3M
-35,214 (-1.52%)
Mar 31, 2026
N/A
2.94%
2.0M
+2.0M (+100.00%)
Mar 31, 2026
LANE GENERATIONAL LLC
2.55%
1.8M
+69,427 (+3.91%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions362.6M (75.72%)
  • Mutual Funds88.2M (18.42%)
  • Insiders28.1M (5.87%)
  • Other0 (0.00%)

Insider Transactions

  • 5.87% (28.1M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $70.6M
    Amount of InsiderBuying (last 12 months)
  • 4
    Number of InsiderSelling (last 12 months)
  • $76.3M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Amin Avinash
Award
May 28, 2026
$0.00
30,000
$0.00
72,500
CASCELLA ROBERT
Award
May 28, 2026
$0.00
36,250
$0.00
625,017
Rosengarten Megan
Award
May 28, 2026
$0.00
30,000
$0.00
170,890
Chernett Jorey
Buy
May 12, 2026
$636,500.00
475,000
$1.34
10.5M
Chernett Jorey
Buy
Mar 27, 2026
$675,000.00
500,000
$1.35
9.4M
Chernett Jorey
Buy
Mar 26, 2026
$36,000.00
25,000
$1.44
8.9M
Chernett Jorey
Buy
Mar 25, 2026
$175,000.00
125,000
$1.40
8.9M
REUVERS DANIEL L.
President and CEO
Award
Mar 23, 2026
$0.00
1.5M
$0.00
1.5M
Chernett Jorey
Buy
Mar 20, 2026
$238,955.52
169,472
$1.41
8.7M
MACAN WILLIAM ANDREW
EVP, CLO and CS
Sell
Mar 19, 2026
$21,446.70
16,005
$1.34
897,270
Sullivan Keith J
Sell
Mar 19, 2026
$62,027.26
46,289
$1.34
1.6M
Pfanstiel Steven
EVP, CFO and Treasurer
Sell
Mar 19, 2026
$22,017.54
16,431
$1.34
828,781
MACAN WILLIAM ANDREW
EVP, CLO and CS
Award
Mar 17, 2026
$0.00
33,750
$0.00
913,275
Chernett Jorey
Buy
Mar 17, 2026
$615,960.00
531,000
$1.16
7.5M
Pfanstiel Steven
EVP, CFO and Treasurer
Award
Mar 17, 2026
$0.00
25,000
$0.00
845,212
Sullivan Keith J
President and CEO
Award
Mar 17, 2026
$0.00
112,500
$0.00
1.6M
MACAN WILLIAM ANDREW
EVP, CLO and CS
Sell
Mar 04, 2026
$816.06
609
$1.34
879,525
Sullivan Keith J
President and CEO
Sell
Feb 26, 2026
$11,410.20
8,452
$1.35
1.5M
MACAN WILLIAM ANDREW
EVP, CLO and CS
Sell
Feb 26, 2026
$4,626.45
3,427
$1.35
880,134
Pfanstiel Steven
EVP, CFO and Treasurer
Award
Feb 23, 2026
$0.00
250,000
$0.00
820,212
MACAN WILLIAM ANDREW
EVP, CLO and CS
Award
Feb 23, 2026
$0.00
210,000
$0.00
883,561
MACAN WILLIAM ANDREW
EVP, CLO and CS
Sell
Feb 10, 2026
$5,401.75
3,485
$1.55
687,681
Sullivan Keith J
President and CEO
Sell
Feb 10, 2026
$63,512.80
40,976
$1.55
1.6M
Pfanstiel Steven
EVP, CFO and Treasurer
Award
Dec 30, 2025
$0.00
170,212
$0.00
570,212
MACAN WILLIAM ANDREW
EVP, GC, CCO and CS
Award
Dec 30, 2025
$0.00
164,361
$0.00
691,166
Cucuz Sasha
Award
Oct 20, 2025
$0.00
6,410
$0.00
1.5M
CONLEY SHERYL L
Award
Oct 20, 2025
$0.00
7,326
$0.00
221,716
MUIR GLENN P
Award
Oct 20, 2025
$0.00
7,554
$0.00
371,816
Madryn Asset Management, LP
Sell
Aug 08, 2025
$717,238.32
192,806
$3.72
1.1M
Madryn Asset Management, LP
Sell
Aug 08, 2025
$10.9M
2.9M
$3.72
17.3M