Philip A Strasburg

CIK 1302020 · View on SEC EDGAR ↗

Insider

First SEC filing: Oct. 20, 2004 · Latest: Oct. 20, 2004

On this page

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 35 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

35 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 21, 2025 SOTK S 2,000 $3.62 $7,240 28,118 Direct -6.64% Disposed 47.8% (price as of 2026-08-21)
Nov. 10, 2023 SOTK S 1,000 $4.89 $4,890 38,118 Direct -2.56% Disposed 9.4% (price as of 2026-08-21)
Oct. 27, 2023 SOTK S 1,000 $5.02 $5,020 39,118 Direct -2.49% Disposed 6.6% (price as of 2026-08-21)
Oct. 26, 2023 SOTK S 1,000 $5.01 $5,010 40,118 Direct -2.43% Disposed 6.8% (price as of 2026-08-21)
Feb. 28, 2023 SOTK S 1,000 $5.61 $5,610 41,118 Direct -2.37% Disposed -4.6% (price as of 2026-08-21)
Feb. 17, 2023 SOTK S 500 $5.90 $2,950 42,118 Direct -1.17% Disposed -9.3% (price as of 2026-08-21)
Nov. 28, 2022 SOTK S 1,500 $5.46 $8,190 42,618 Direct -3.40% Disposed -2.0% (price as of 2026-08-21)
Oct. 25, 2022 SOTK S 2,000 $7.12 $14,240 44,118 Direct -4.34% Disposed -24.9% (price as of 2026-08-21)
July 28, 2022 SOTK S 147 $5.15 $757 48,498 Direct -0.30% Disposed 3.9% (price as of 2026-08-21)
July 28, 2022 SOTK S 218 $5.12 $1,116 48,280 Direct -0.45% Disposed 4.5% (price as of 2026-08-21)
July 28, 2022 SOTK S 635 $5.11 $3,245 47,645 Direct -1.32% Disposed 4.7% (price as of 2026-08-21)
May 9, 2022 SOTK S 2,000 $5.33 $10,660 48,645 Direct -3.95% Disposed 0.4% (price as of 2026-08-21)
Feb. 16, 2022 SOTK S 2,000 $5.30 $10,600 50,645 Direct -3.80% Disposed 0.9% (price as of 2026-08-21)
Nov. 24, 2021 SOTK S 2,000 $5.80 $11,600 52,645 Direct -3.66% Disposed -7.8% (price as of 2026-08-21)
Feb. 21, 2012 SOTK P 2,319 $0.91 $2,110 45,000 Indirect +5.43% Acquired 487.9% (price as of 2026-08-21)
Feb. 17, 2012 SOTK P 2,681 $0.91 $2,440 42,681 Indirect +6.70% Acquired 487.9% (price as of 2026-08-21)
Aug. 15, 2011 SOTK P 5,000 $1.20 $6,000 40,000 Indirect +14.29% Acquired 345.8% (price as of 2026-08-21)
Sept. 23, 2010 SOTK P 5,000 $0.70 $3,500 35,000 Direct +16.67% Acquired 664.3% (price as of 2026-08-21)
May 19, 2009 SOTK P 5,000 $0.50 $2,500 30,000 Direct +20.00% Acquired 970.0% (price as of 2026-08-21)
Feb. 27, 2008 SOTK P 5,000 $0.78 $3,900 25,000 Direct +25.00% Acquired 585.9% (price as of 2026-08-21)
Nov. 3, 2005 SOTK P 2,940 $1.53 $4,498 17,940 Direct +19.60% Acquired 249.7% (price as of 2026-08-21)
Nov. 3, 2005 SOTK P 1,060 $1.55 $1,643 19,000 Direct +5.91% Acquired 245.2% (price as of 2026-08-21)
Nov. 3, 2005 SOTK P 1,000 $1.60 $1,600 20,000 Direct +5.26% Acquired 234.4% (price as of 2026-08-21)
Feb. 24, 2005 SOTK P 500 $2.40 $1,200 15,000 Direct +3.45% Acquired 122.9% (price as of 2026-08-21)
Feb. 24, 2005 SOTK P 1,000 $2.35 $2,350 14,500 Direct +7.41% Acquired 127.7% (price as of 2026-08-21)
Feb. 24, 2005 SOTK P 1,000 $2.30 $2,300 13,500 Direct +8.00% Acquired 132.6% (price as of 2026-08-21)
Feb. 24, 2005 SOTK P 3,500 $2.45 $8,575 12,500 Direct +38.89% Acquired 118.4% (price as of 2026-08-21)
Feb. 24, 2005 SOTK P 4,000 $2.25 $9,000 9,000 Direct +80.00% Acquired 137.8% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Aug. 22, 2024 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (5,333) $4.12 Aug. 22, 2034 5,333 Acquired
Aug. 24, 2023 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (3,676) $4.79 Aug. 24, 2033 3,676 Acquired
Sept. 14, 2022 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (2,000) $2.65 Aug. 22, 2029 2,000 Disposed
Sept. 14, 2022 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (2,723) $3.19 Aug. 19, 2031 2,723 Disposed
Aug. 18, 2022 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (3,300) $5.50 Aug. 18, 2032 3,300 Acquired
Oct. 14, 2021 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (8,000) $2.65 Aug. 22, 2029 8,000 Disposed
Aug. 19, 2021 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (6,050) $3.19 Aug. 19, 2031 6,050 Acquired
Aug. 22, 2019 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (10,000) $2.65 Aug. 22, 2029 10,000 Acquired
July 10, 2018 SOTK Sono-Tek Corp Options Sono-Tek Corp Common Stock (20,000) $0.61 Nov. 8, 2022 20,000 Disposed
Oct. 2, 2017 SOTK Sonotek Corp Options SonoTek Corp Common Stock (20,000) $0.61 Nov. 8, 2022 20,000 Disposed
Nov. 8, 2012 SOTK OPTIONS SONOTEK CORP COMMON STOCK (10,000) $1.06 Sept. 28, 2014 10,000 Disposed
Nov. 8, 2012 SOTK OPTIONS SONOTEK CORP COMMON STOCK (20,000) $0.74 Aug. 16, 2015 20,000 Disposed
Nov. 8, 2012 SOTK OPTIONS SONOTEK CORP COMMON STOCK (10,000) $0.74 March 3, 2018 10,000 Disposed
Nov. 8, 2012 SOTK OPTIONS SONOTEK CORP COMMON STOCK (40,000) $0.61 Nov. 6, 2022 40,000 Acquired
March 5, 2008 SOTK Options SonoTek Corp Common Stock (5,000) $0.74 March 5, 2018 5,000 Acquired
March 5, 2008 SOTK Options SonoTek Corp Common Stock (5,000) $0.74 March 5, 2018 5,000 Acquired
March 5, 2008 SOTK Options SonoTek Corp Common Stock (20,000) $0.74 Aug. 15, 2015 20,000 Acquired
March 5, 2008 SOTK Options SonoTek Corp Common Stock (20,000) $2.43 Aug. 15, 2015 20,000 Disposed
Aug. 30, 2004 SOTK Options Sono-Tek common stock (10,000) $1.06 Aug. 19, 2014 10,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Oct. 20, 2004 SOTK Sono-Tek common stock 5,000 Direct