SNES
SENESTECH (SNES)
NASDAQ
$1.66+$0.02 (+0.91%)
Price as of Jun 03, 2026 4:25 PM EDT
  • $9.2M
    Market Cap
  • -41.84%
    1-Year Change
  • Specialty Chemicals
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
1.62%
85,758
0 (0.00%)
Dec 31, 2021
ARMISTICE CAPITAL, LLC
1.36%
72,130
+72,130 (+100.00%)
Dec 31, 2022
SHEAFF BROCK INVESTMENT ADVISORS, LLC
0.84%
44,500
0 (0.00%)
Dec 31, 2021
GILDER GAGNON HOWE & CO LLC
0.53%
28,045
-602 (-2.15%)
Dec 31, 2021
MILLENNIUM MANAGEMENT LLC
0.25%
13,197
+146 (+1.11%)
Mar 31, 2022
TWO SIGMA ADVISERS, LLC
0.23%
12,400
-1,700 (-13.71%)
Dec 31, 2021
CETERA ADVISOR NETWORKS LLC
0.21%
11,234
+11,234 (+100.00%)
Mar 31, 2022

Current Ownership Distribution

  • Institutions2.7M (36.22%)
  • Mutual Funds2.4M (32.45%)
  • Insiders2.3M (31.33%)
  • Other0 (0.00%)

Insider Transactions

  • 31.33% (2.3M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $11.2M
    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
GLENBROOK CAPITAL MANAGEMENT
Buy
May 18, 2026
$15,878.00
10,000
$1.59
925,755
Edell Michael
Chief Executive Officer
Buy
May 15, 2026
$1,615.00
1,000
$1.61
3,000
GLENBROOK CAPITAL MANAGEMENT
Buy
May 15, 2026
$11,746.58
7,120
$1.65
915,755
Edell Michael
Chief Executive Officer
Buy
May 14, 2026
$3,397.60
2,000
$1.70
2,000
GLENBROOK CAPITAL MANAGEMENT
Buy
May 14, 2026
$25,861.50
15,000
$1.72
908,635
GLENBROOK CAPITAL MANAGEMENT
Buy
Apr 28, 2026
$4,407.00
3,000
$1.47
893,635
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