Sono-Tek Stock Insider Power

Based on the 100 latest insides trades, we have calculated the insider power to be negative at -3.09. In total, the insiders bought 556.81K and sold 100.92K SOTK shares in the last 100 trades. The insider score can be negative despite buy/sell ratio being positive. The score focuses on the quality of the trades.

Insider Power

(Last 100 transactions)
-3.09
Buy 556.81K shares
Sell 100.92K shares
52% Buy Activity
Weak Positive Correlation
Buy Signal Low Confidence
May 01, 2026

Analysis Breakdown:

  • Weakened by a contradictory negative Insider Power Score.
  • Confidence increased due to high data reliability score of 100.

Historical Insider Trades

Date Type Person Role Amount
Aug 21, 2026
Buy
Sono-Tek Corp Options
Booth Brian Lewis
Vp
Officer 7 317
Value: $23.8K
May 01, 2026
Buy
Sono-Tek Corp Common Stock
M-Exempt
Booth Brian Lewis
Vice President
CEO / President 1 650
Value: $7K
May 01, 2026
Buy
Sono-Tek Corp Options
M-Exempt
Booth Brian Lewis
Vice President
CEO / President 0
Value: $0
May 01, 2026
Buy
Sono-Tek Corp Options
M-Exempt
Booth Brian Lewis
Vice President
CEO / President 0
Value: $0
May 01, 2026
Buy
Sono-Tek Corp Common Stock
M-Exempt
Booth Brian Lewis
Vice President
CEO / President 2 606
Value: $10.7K
May 01, 2026
Buy
Sono-Tek Corp Common Stock
M-Exempt
Booth Brian Lewis
Vice President
CEO / President 3 299
Value: $18.1K
Mar 05, 2026
Buy
Common Stock
P-Purchase
Lawal Adeniyi
Director
Director 2 400
Value: $10K
Mar 05, 2026
Sell
Sono-Tek Options
D-Return
Lawal Adeniyi
Director
Director 2 400
Value: $10K
Mar 02, 2026
Buy
Sono-Tek Corp Common Stock
Booth Brian Lewis
Vp
Officer 0
Value: $0
Oct 23, 2025
Sell
Common Stock
S-Sale
Coccio Christopher L
Director
Director 12 320
Value: $58.9K
Oct 21, 2025
Sell
Common Stock
S-Sale
Coccio Christopher L
Director
Director 2 015
Value: $9K
Oct 21, 2025
Sell
Common Stock
S-Sale
Coccio Christopher L
Director
Director 100
Value: $467
Oct 21, 2025
Sell
Common Stock
S-Sale
Coccio Christopher L
Director
Director 100
Value: $467
Oct 21, 2025
Sell
Common Stock
S-Sale
Coccio Christopher L
Director
Director 2 097
Value: $10K
Aug 22, 2025
Buy
Sono-Tek Corp Options
Booth Brian Lewis
Vp
Officer 5 792
Value: $23.9K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Lawal Adeniyi
Director
Director 7 018
Value: $22.8K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Haskell Eric
Director
Director 7 018
Value: $22.8K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Riemer Joseph
Director
Director 7 018
Value: $22.8K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
O'donnell Carol A
Director
Director 7 018
Value: $22.8K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Warshaw Kirk M
Director
Director 7 018
Value: $22.8K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Bagley Stephen James
CFO
C-Suite Officer 12 195
Value: $39.6K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Coccio Christopher L
Director
Director 29 240
Value: $95.0K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Kuha Maria T
Vp
Officer 12 195
Value: $39.6K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Cichetti Christopher
Vp
Officer 21 951
Value: $71.3K
Aug 21, 2025
Buy
Sono-Tek Options
A-Award
Harshbarger R Stephen
CEO
CEO / President 29 268
Value: $95.1K

About Insider Power

Insider Power is a proprietary algorithm developed by StockInvest.us to evaluate the significance of insider transactions. The calculation considers the size, type, and timing of transactions, as well as the insider’s role within the company.

It is important to note that, in general, there is little to no correlation between insider transactions and short-term stock price movements. In one of our studies, only 0.22%* of stocks with insider activity showed a measurable correlation — and even then, it was unclear whether the effect was caused by insider actions or simply by the stock’s broader trend.

While our algorithms are designed to highlight potentially meaningful signals, these cannot be regarded as statistically significant on their own. Insider trading activity should therefore be seen as informative rather than as direct trading guidance. The Insider Power metric was created to present this information in a clearer and more accessible way, helping investors better understand the possible context of insider activity.

* October 6th, 2025 - Tested on 5562 stocks

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ABOUT SONO-TEK CORP
Sono-Tek
Sono-Tek Corporation designs and manufactures ultrasonic coating systems for applying on parts and components for the microelectronics/electronics, alternative energy, medical, industrial, and research and development/other markets worldwide. It also designs and manufactures custom-engineered ultrasonic coating systems; and provides nozzles and generators for manufacturers' equipment. The company's products include integrated multi-axis coating s...
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