SNES
SENESTECH (SNES)
NASDAQ
$0.86+$0.0005 (+0.06%)
Price as of Sep 11, 2026 4:10 PM EDT
  • $4.7M
    Market Cap
  • -83.29%
    1-Year Change
  • Specialty Chemicals
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
SABBY MANAGEMENT, LLC
2.67%
141,756
-76,777 (-54.16%)
Jun 30, 2026
VANGUARD GROUP INC
1.62%
85,758
0 (0.00%)
Dec 31, 2021
RENAISSANCE TECHNOLOGIES LLC
1.56%
82,616
-31,384 (-37.99%)
Jun 30, 2026
ARMISTICE CAPITAL, LLC
1.36%
72,130
+72,130 (+100.00%)
Dec 31, 2022
CITADEL ADVISORS LLC
0.88%
46,671
+35,352 (+75.75%)
Jun 30, 2026
SHEAFF BROCK INVESTMENT ADVISORS, LLC
0.84%
44,500
0 (0.00%)
Dec 31, 2021
GEODE CAPITAL MANAGEMENT, LLC
0.84%
44,339
-18,767 (-42.33%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions3.8M (39.57%)
  • Insiders3.1M (32.03%)
  • Mutual Funds2.8M (28.40%)
  • Other0 (0.00%)

Insider Transactions

  • 32.03% (3.1M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $9.7M
    Amount of InsiderBuying (last 12 months)
  • 2
    Number of InsiderSelling (last 12 months)
  • $170.77
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Edell Michael
Chief Executive Officer
Buy
Aug 14, 2026
$1,210.00
1,000
$1.21
6,000
GLENBROOK CAPITAL MANAGEMENT
Buy
Aug 07, 2026
$8,422.07
6,490
$1.30
1.1M
GLENBROOK CAPITAL MANAGEMENT
Buy
Aug 06, 2026
$19,443.00
15,000
$1.30
1.1M
GLENBROOK CAPITAL MANAGEMENT
Buy
Jul 20, 2026
$51,569.00
35,000
$1.47
1.1M
Edell Michael
Chief Executive Officer
Buy
Jul 07, 2026
$1,429.90
1,000
$1.43
5,000
Morrison Jamie Bechtel
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
Leach Jacob Steven
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
Graham Lynn Yako
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
Szot Matthew K
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
CHESTERMAN THOMAS C
CFO & Treasurer
Award
Jun 15, 2026
$0.00
75,000
$0.00
75,000
Grandinetti Phillip Nicholas III
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
Moss Joshua Matthew
Award
Jun 15, 2026
$0.00
100,000
$0.00
100,000
GLENBROOK CAPITAL MANAGEMENT
Buy
Feb 13, 2026
$29,105.57
15,390
$1.89
633,700
GLENBROOK CAPITAL MANAGEMENT
Buy
Feb 12, 2026
$13,688.30
7,956
$1.72
618,310
GLENBROOK CAPITAL MANAGEMENT
Buy
Feb 11, 2026
$13,873.60
8,000
$1.73
610,354
GLENBROOK CAPITAL MANAGEMENT
Buy
Feb 02, 2026
$84,418.07
42,739
$1.98
593,785
GLENBROOK CAPITAL MANAGEMENT
Buy
Jan 30, 2026
$10,105.85
5,399
$1.87
551,046
Leach Jacob Steven
Sell
Nov 18, 2025
$168.02
62
$2.71
0
Szot Matthew K
Sell
Nov 14, 2025
$2.75
1
$2.75
0
Moss Joshua Matthew
Award
Jan 08, 2025
$0.00
8,057
$0.00
8,057