Skip to main content
SNES
NASDAQ Industrial Applications And Services

Glenbrook Capital Management reveals 19.95% stake in SenesTech, signaling activist intentions

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Chemical Stocks · Materials
Sentiment info
Positive
Importance info
8
Price
$1.4
Mkt Cap
$7.425M
52W Low
$1.337
52W High
$6.24
52W Position info
4.7% above low
Off High info
78% below high
Rel. Volume info
1.1× avg
Market data snapshot near publication time

SNES is trading near its 52-week low of $1.337 (4.7% above the low).

Summary

Glenbrook Capital Management disclosed a 19.95% stake in SenesTech via a 13D filing, investing $3.6 million and signaling plans to engage with management on strategy and operations.


Key Events · Ownership and Investor Activity · SNES

  • Glenbrook Takes 19.95% Activist Stake

    Glenbrook Capital Management reported beneficial ownership of 1,057,804 shares, or 19.95% of SenesTech's outstanding common stock, up from a previously passive position.

  • $3.6 Million Total Investment

    The filing states that approximately $3.6 million was paid to acquire the reported securities, reflecting a substantial commitment relative to the company's $7.4 million market cap.

  • Active Engagement Planned

    Glenbrook intends to discuss business, operations, strategy, and governance with management and the board, and has already advanced funds to marketing advisors for SenesTech's products.

  • Warrant Blockers Limit Further Buying

    Glenbrook holds warrants with 9.99% and 4.99% beneficial ownership blockers, preventing exercise that would push its stake above these thresholds without further disclosure or negotiation.


Analysis · SNES · Industrial Applications And Services

Glenbrook Capital Management has built a 19.95% position in SenesTech, deploying roughly $3.6 million. The move marks a sharp escalation from its earlier passive 13G filing, and the 13D submission signals plans to engage management on strategy, operations, and governance. Notably, Glenbrook has already advanced funds to marketing advisors for the company's products, pointing to hands-on involvement. With the stock trading near its 52-week low and the company recently missing revenue estimates while burning cash, this activist push could be the catalyst for changes aimed at unlocking value.

At the time of this filing, SNES was trading at $1.40 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $7.4M. The 52-week trading range was $1.34 to $6.24. This filing was assessed with positive market sentiment and an importance score of 8 out of 10.

View Main SEC Filing

Price Chart

Share this article

Copied!

SNES - Latest Insights

SNES
Jul 02, 2026, 8:00 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $1.50
Real-time Price: $1.40 info
Change: -$0.0999 (-7%) info
Market Cap: $7.425M info
SNES
Jun 10, 2026, 4:03 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $1.72
Real-time Price: $1.40 info
Change: -$0.320 (-19%) info
Market Cap: $7.425M info
SNES
Jun 08, 2026, 6:13 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $1.61
Real-time Price: $1.40 info
Change: -$0.210 (-13%) info
Market Cap: $7.425M info
SNES
Jun 04, 2026, 4:02 PM EDT
Filing Type: DEFA14A
Importance Score:
8
Price at Filing: $1.65
Real-time Price: $1.40 info
Change: -$0.250 (-15%) info
Market Cap: $7.425M info
SNES
May 27, 2026, 4:01 PM EDT
Filing Type: DEFA14A
Importance Score:
8
Price at Filing: $1.79
Real-time Price: $1.40 info
Change: -$0.390 (-22%) info
Market Cap: $7.425M info