$SNES

$0.84 -$0.01 (1.26%) Close

$SNES Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 5.4M shares outstanding

Who owns SNES?

By type of holder

Institutions 9.1% Insiders 40.2% Everyone else 50.8%

Concentration Top 10 holders own 53.0%

Glenbrook Capital Management 40.0% · LeBeau Justin Michael 5.4%

Institutional ownership

9.1%

-2.4 pts vs last qtr

Institutional holders

+2 vs last qtr

Net shares bought

−129.9K

by institutions in Q2 2026

New / sold out

4 / 2

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Citadel Advisors LLC +35.4K
Diversify Advisory Services, LLC NEW +19.1K

Biggest sellers in Q2 2026

Sabby Management, LLC −76.8K
Renaissance Technologies LLC −31.4K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Senestech Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2024–FY2025

+369.4%

+369.36% a year

Each share's claim on the business

−78.7%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $590K

over 2 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years10% Under 1 year90%

Quarterly turnover

22.1%

of institutional shares changed hands

Top 10 managers, median time held

3 quarters

Super Investors

Investment managers reporting SNES on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
SM Sabby Management, LLC	141.8K	2.61%	−76.8K (−35.1%)	Q3 '25	0.2%
Shares held by quarter Peak holding218.5K (Q1'26) Change over 8 quarters+86.1K Share of the company2.610% Sabby Management, LLC's full portfolio →
RT Renaissance Technologies LLC	82.6K	1.52%	−31.4K (−27.5%)	Q3 '25	0.0%
Shares held by quarter Peak holding142.8K (Q4'25) Change over 8 quarters+82.6K Share of the company1.520% Renaissance Technologies LLC's full portfolio →

Sabby Management, LLC

141.8K

% of company

2.61%

Change vs last qtr

−76.8K (−35.1%)

Held since

Q3 '25

Renaissance Technologies LLC

82.6K

% of company

1.52%

Change vs last qtr

−31.4K (−27.5%)

Held since

Q3 '25

17 more super investors behind a free account

See every manager holding Senestech Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting SNES on Form N-PORT; together they hold 1.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$51.8K	34.8K	0.64%	0.00%	June 30, 2026
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$39.5K	36.3K	0.67%	0.00%	August 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$51.8K

% of company

0.64%

% of the fund

0.00%

As of

June 30, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$39.5K

% of company

0.67%

% of the fund

0.00%

As of

August 31, 2026

4 more funds behind a free account

See every fund holding Senestech Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
GC Glenbrook Capital Management 5%+ holder 13D · 40.0%	2.2M	39.95%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company39.950% Disclosed stake13D · 40.0% View the 13D/G filing →
LJ LeBeau Justin Michael 5%+ holder 13D · 5.4%	294.8K	5.44%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company5.440% Disclosed stake13D · 5.4% View the 13D/G filing →

Glenbrook Capital Management

5%+ holder13D · 40.0%

2.2M

% of company

39.95%

Change vs last qtr

—

Held since

—

LeBeau Justin Michael

5%+ holder13D · 5.4%

294.8K

% of company

5.44%

Change vs last qtr

—

Held since

—

2 more holders behind a free account

See every insider and 5%+ holder of Senestech Inc.

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