Mihael Hristos Polymeropoulos

CIK 1355537 · View on SEC EDGAR ↗

Insider

First SEC filing: April 12, 2006 · Latest: Feb. 6, 2017

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Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-1,276,440 + 53 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

53 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
March 2, 2026 VNDA S 156,235 $8.17 $1,276,440 2,704,496 Direct -5.46% Disposed -34.6% (price as of 2026-08-21)
Aug. 7, 2025 VNDA P 10,000 $4.15 $41,500 2,335,731 Direct +0.43% Acquired 28.7% (price as of 2026-08-21)
May 21, 2025 VNDA P 481 $4.39 $2,112 2,325,731 Direct +0.02% Acquired 21.7% (price as of 2026-08-21)
May 21, 2025 VNDA P 9,519 $4.40 $41,884 2,325,250 Direct +0.41% Acquired 21.4% (price as of 2026-08-21)
May 16, 2025 VNDA P 20,000 $4.22 $84,400 2,315,731 Direct +0.87% Acquired 26.6% (price as of 2026-08-21)
March 6, 2025 VNDA P 5,000 $5.01 $25,050 2,295,731 Direct +0.22% Acquired 6.6% (price as of 2026-08-21)
March 6, 2025 VNDA P 5,000 $5.02 $25,100 2,290,731 Direct +0.22% Acquired 6.4% (price as of 2026-08-21)
March 5, 2025 VNDA P 5,000 $5.03 $25,150 2,285,731 Direct +0.22% Acquired 6.2% (price as of 2026-08-21)
March 5, 2025 VNDA P 5,000 $5.01 $25,050 2,280,731 Direct +0.22% Acquired 6.6% (price as of 2026-08-21)
March 3, 2025 VNDA P 10,000 $4.70 $47,000 2,275,731 Direct +0.44% Acquired 13.7% (price as of 2026-08-21)
Feb. 28, 2025 VNDA P 10,000 $4.76 $47,600 2,361,730 Direct +0.43% Acquired 12.2% (price as of 2026-08-21)
Feb. 27, 2025 VNDA P 10,000 $4.76 $47,600 2,351,730 Direct +0.43% Acquired 12.2% (price as of 2026-08-21)
Feb. 26, 2025 VNDA P 5,000 $4.78 $23,900 2,341,730 Direct +0.21% Acquired 11.8% (price as of 2026-08-21)
Feb. 26, 2025 VNDA P 5,000 $4.75 $23,750 2,336,730 Direct +0.21% Acquired 12.5% (price as of 2026-08-21)
Feb. 25, 2025 VNDA P 10,000 $4.46 $44,600 2,331,730 Direct +0.43% Acquired 19.8% (price as of 2026-08-21)
March 5, 2024 VNDA S 24,288 $4.13 $100,309 1,871,730 Direct -1.28% Disposed 29.3% (price as of 2026-08-21)
March 4, 2024 VNDA S 30,884 $4.24 $130,948 1,896,018 Direct -1.60% Disposed 26.0% (price as of 2026-08-21)
March 3, 2023 VNDA S 22,538 $6.25 $140,862 1,476,902 Direct -1.50% Disposed -14.5% (price as of 2026-08-21)
March 2, 2023 VNDA S 22,426 $6.23 $139,714 1,499,440 Direct -1.47% Disposed -14.3% (price as of 2026-08-21)
Dec. 6, 2022 VNDA S 48,250 $10.61 $511,932 1,406,866 Direct -3.32% Disposed -49.7% (price as of 2026-08-21)
Dec. 5, 2022 VNDA S 47,650 $10.62 $506,043 1,379,751 Direct -3.34% Disposed -49.7% (price as of 2026-08-21)
March 2, 2022 VNDA S 29,588 $11.15 $329,906 1,352,766 Direct -2.14% Disposed -52.1% (price as of 2026-08-21)
March 1, 2022 VNDA S 7,508 $11.19 $84,015 1,382,354 Direct -0.54% Disposed -52.3% (price as of 2026-08-21)
Dec. 1, 2021 VNDA S 46,200 $16.00 $739,200 1,274,862 Direct -3.50% Disposed -66.6% (price as of 2026-08-21)
Nov. 30, 2021 VNDA S 50,000 $16.49 $824,500 1,249,386 Direct -3.85% Disposed -67.6% (price as of 2026-08-21)
March 8, 2021 VNDA S 175,000 $18.00 $3,150,000 1,221,062 Direct -12.54% Disposed -70.3% (price as of 2026-08-21)
March 2, 2021 VNDA S 15,206 $18.34 $278,878 1,396,062 Direct -1.08% Disposed -70.9% (price as of 2026-08-21)
March 1, 2021 VNDA S 7,479 $18.45 $137,988 1,411,268 Direct -0.53% Disposed -71.0% (price as of 2026-08-21)
Dec. 15, 2020 VNDA S 39,150 $13.00 $508,950 1,303,747 Direct -2.92% Disposed -58.9% (price as of 2026-08-21)
Dec. 14, 2020 VNDA S 51,049 $13.19 $673,336 1,296,234 Direct -3.79% Disposed -59.5% (price as of 2026-08-21)
Dec. 11, 2020 VNDA S 35,053 $12.88 $451,483 1,285,763 Direct -2.65% Disposed -58.5% (price as of 2026-08-21)
March 3, 2020 VNDA S 5,152 $10.98 $56,569 1,278,999 Direct -0.40% Disposed -51.3% (price as of 2026-08-21)
March 2, 2020 VNDA S 10,428 $10.57 $110,224 1,284,151 Direct -0.81% Disposed -49.5% (price as of 2026-08-21)
Jan. 2, 2020 VNDA S 9,467 $16.00 $151,472 1,234,579 Direct -0.76% Disposed -66.6% (price as of 2026-08-21)
Dec. 12, 2019 VNDA S 70,036 $16.98 $1,189,211 1,244,046 Direct -5.33% Disposed -68.5% (price as of 2026-08-21)
Dec. 11, 2019 VNDA S 72,373 $16.92 $1,224,551 1,228,281 Direct -5.56% Disposed -68.4% (price as of 2026-08-21)
May 21, 2019 VNDA S 72,872 $15.34 $1,117,856 1,211,455 Direct -5.67% Disposed -65.2% (price as of 2026-08-21)
May 20, 2019 VNDA S 67,418 $15.12 $1,019,360 1,205,308 Direct -5.30% Disposed -64.7% (price as of 2026-08-21)
May 17, 2019 VNDA S 77,225 $15.56 $1,201,621 1,199,118 Direct -6.05% Disposed -65.7% (price as of 2026-08-21)
March 4, 2019 VNDA S 38,166 $19.41 $740,802 1,178,970 Direct -3.14% Disposed -72.5% (price as of 2026-08-21)
March 1, 2019 VNDA S 6,500 $20.22 $131,430 1,217,136 Direct -0.53% Disposed -73.6% (price as of 2026-08-21)
Jan. 3, 2019 VNDA S 4,447 $26.04 $115,800 1,163,636 Direct -0.38% Disposed -79.5% (price as of 2026-08-21)
Jan. 2, 2019 VNDA S 3,056 $26.93 $82,298 1,168,083 Direct -0.26% Disposed -80.2% (price as of 2026-08-21)
Jan. 2, 2019 VNDA S 7,733 $26.32 $203,533 1,171,139 Direct -0.66% Disposed -79.7% (price as of 2026-08-21)
March 1, 2018 VNDA S 60,966 $18.72 $1,141,284 1,182,872 Direct -4.90% Disposed -71.5% (price as of 2026-08-21)
Jan. 2, 2018 VNDA S 21,535 $15.30 $329,486 1,183,838 Direct -1.79% Disposed -65.1% (price as of 2026-08-21)
Jan. 2, 2018 VNDA S 170,225 $15.30 $2,604,442 1,111,623 Direct -13.28% Disposed -65.1% (price as of 2026-08-21)

Showing latest 100 of 313 transactions

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
Feb. 16, 2023 VNDA Stock Option (Right to Buy) Common Stock (275,000) $7.05 Feb. 15, 2033 275,000 Acquired
Dec. 6, 2022 VNDA Stock Option (Right to Buy) Common Stock (75,635) $3.12 Dec. 6, 2022 75,365 Disposed
Dec. 5, 2022 VNDA Stock Option (Right to Buy) Common Stock (74,635) $3.12 Dec. 6, 2022 74,635 Disposed
Feb. 28, 2022 VNDA Stock Option (Right to Buy) Common Stock (275,000) $11.36 Feb. 27, 2032 275,000 Acquired
Dec. 1, 2021 VNDA Employee Stock Option (Right to Buy) Common Stock (71,676) $4.88 Dec. 5, 2021 71,676 Disposed
Nov. 30, 2021 VNDA Employee Stock Option (Right to Buy) Common Stock (78,324) $4.88 Dec. 5, 2021 78,324 Disposed
Feb. 24, 2021 VNDA Employee Stock Option (Right to Buy) Common Stock (275,000) $20.28 Feb. 23, 2031 275,000 Acquired
Dec. 15, 2020 VNDA Employee Stock Option (Right to Buy) Common Stock (46,663) $8.75 Dec. 15, 2020 46,663 Disposed
Dec. 14, 2020 VNDA Employee Stock Option (Right to Buy) Common Stock (61,520) $8.75 Dec. 15, 2020 61,520 Disposed
Dec. 11, 2020 VNDA Employee Stock Option (Right to Buy) Common Stock (41,817) $8.75 Dec. 15, 2020 41,817 Disposed
Feb. 26, 2020 VNDA Employee Stock Option (Right to Buy) Common Stock (140,000) $11.32 Feb. 25, 2030 140,000 Acquired
Dec. 12, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (85,801) $10.65 Dec. 16, 2019 85,801 Disposed
Dec. 11, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (89,199) $10.65 Dec. 16, 2019 89,199 Disposed
May 21, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (79,019) $12.55 May 21, 2019 79,019 Disposed
May 20, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (73,608) $12.55 May 21, 2019 73,608 Disposed
May 17, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (97,373) $12.55 May 21, 2019 97,373 Disposed
Feb. 27, 2019 VNDA Employee Stock Option (Right to Buy) Common Stock (140,000) $20.62 Feb. 26, 2029 140,000 Acquired
Feb. 28, 2018 VNDA Employee Stock Option (Right to Buy) Common Stock (140,000) $18.85 Feb. 27, 2028 140,000 Acquired
Jan. 2, 2018 VNDA Restricted Stock Unit Common Stock (18,750) — — 18,750 Disposed
Jan. 2, 2018 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 2, 2018 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 2, 2018 VNDA Employee Stock Option (Right to Buy) Common Stock (250,000) $5.76 Jan. 3, 2018 250,000 Disposed
March 1, 2017 VNDA Employee Stock Option (Right to Buy) Common Stock (275,000) $14.50 Feb. 28, 2027 275,000 Acquired
Jan. 3, 2017 VNDA Restricted Stock Unit Common Stock (18,750) — — 18,750 Disposed
Jan. 3, 2017 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 3, 2017 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 3, 2017 VNDA Restricted Stock Unit Common Stock (6,250) — — 6,250 Disposed
Feb. 12, 2016 VNDA Restricted Stock Unit Common Stock (75,000) — — 75,000 Acquired
Feb. 12, 2016 VNDA Employee Stock Option (Right to Buy) Common Stock (175,000) $7.94 Feb. 11, 2026 175,000 Acquired
Jan. 4, 2016 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 4, 2016 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Jan. 4, 2016 VNDA Restricted Stock Unit Common Stock (6,250) — — 6,250 Disposed
Jan. 4, 2016 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Sept. 10, 2015 VNDA Employee Stock Option (Right to Buy) Common Stock (147,626) $4.73 Dec. 19, 2015 147,626 Disposed
Sept. 9, 2015 VNDA Employee Stock Option (Right to Buy) Common Stock (42,747) $4.73 Dec. 19, 2015 42,747 Disposed
May 22, 2015 VNDA Employee Stock Option (Right to Buy) Common Stock (359,815) $0.33 Sept. 28, 2015 359,815 Disposed
May 21, 2015 VNDA Employee Stock Option (Right to Buy) Common Stock (35,806) $0.33 Sept. 28, 2015 35,806 Disposed
March 10, 2015 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
March 10, 2015 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
March 10, 2015 VNDA Restricted Stock Unit Common Stock (6,250) — — 6,250 Disposed
March 10, 2015 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Feb. 5, 2015 VNDA Employee Stock Option (Right to Buy) Common Stock (48,154) $0.33 Feb. 10, 2015 48,154 Disposed
Dec. 4, 2014 VNDA Restricted Stock Units Common Stock (50,000) — — 50,000 Acquired
Dec. 4, 2014 VNDA Employee Stock Option (Right to Buy) Common Stock (150,000) $12.27 Dec. 3, 2024 150,000 Acquired
Feb. 18, 2014 VNDA Restricted Stock Units Common Stock (6,250) — — 6,250 Disposed
Feb. 18, 2014 VNDA Restricted Stock Units Common Stock (12,500) — — 12,500 Disposed
Feb. 18, 2014 VNDA Restricted Stock Units Common Stock (12,500) — — 12,500 Disposed
Feb. 18, 2014 VNDA Restricted Stock Unit Common Stock (18,750) — — 18,750 Disposed
Dec. 2, 2013 VNDA Employee Stock Option (Right to Buy) Common Stock (150,000) $11.59 Dec. 1, 2023 150,000 Acquired
Dec. 2, 2013 VNDA Restricted Stock Unit Common Stock (50,000) — — 50,000 Acquired
July 29, 2013 VNDA Restricted Stock Unit Common Stock (25,000) — — 25,000 Disposed
Feb. 14, 2013 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Feb. 14, 2013 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Feb. 14, 2013 VNDA Restricted Stock Unit Common Stock (18,750) — — 18,750 Disposed
Dec. 7, 2012 VNDA Restricted Stock Unit Common Stock (50,000) — — 50,000 Acquired
Dec. 7, 2012 VNDA Employee Stock Option (Right to Buy) Common Stock (150,000) $3.12 Dec. 6, 2022 150,000 Acquired
Feb. 16, 2012 VNDA Restricted Stock Unit Common Stock (12,500) — — 12,500 Disposed
Feb. 16, 2012 VNDA Restricted Stock Unit Common Stock (18,750) — — 18,750 Disposed
Dec. 6, 2011 VNDA Restricted Stock Units Common Stock (50,000) — — 50,000 Acquired
Dec. 6, 2011 VNDA Employee Stock Option (Right to Buy) Common Stock (150,000) $4.88 Dec. 5, 2021 150,000 Acquired
Dec. 16, 2010 VNDA Restricted Stock Units Common Stock (50,000) — — 50,000 Acquired
Dec. 16, 2010 VNDA Employee Stock Option (Right to Buy) Common Stock (150,000) $8.75 Dec. 15, 2020 150,000 Acquired
Feb. 18, 2010 VNDA Restricted Stock Units Common Stock (75,000) — — 75,000 Disposed
Jan. 1, 2010 VNDA Restricted Stock Units Common Stock (75,000) — — 75,000 Acquired
Dec. 17, 2009 VNDA Employee Stock Option (right to buy) Common Stock (175,000) $10.65 Dec. 16, 2019 175,000 Acquired
May 22, 2009 VNDA Employee Stock Option (Right to Buy) Common Stock (250,000) $12.55 May 21, 2019 250,000 Acquired
May 11, 2009 VNDA Restricted Stock Units Common Stock (75,000) — — 75,000 Disposed
May 6, 2009 VNDA Restricted Stock Units Common Stock (75,000) — — 75,000 Acquired
Jan. 4, 2008 VNDA Employee Stock Option (Right to Buy) Common Stock (250,000) $5.76 Jan. 3, 2018 250,000 Acquired
Aug. 13, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (7,325) $0.33 Sept. 28, 2015 7,325 Disposed
Aug. 13, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (2,675) $0.33 Feb. 10, 2015 2,675 Disposed
July 16, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (7,324) $0.33 Sept. 28, 2015 7,324 Disposed
July 16, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (2,676) $0.33 Feb. 10, 2015 2,676 Disposed
June 11, 2007 VNDA Employee Stock Option (Right to Buy) [F2] Common Stock (3,350) $0.33 Sept. 28, 2015 3,350 Disposed
June 11, 2007 VNDA Employee Stock Option (Right to Buy) [F2] Common Stock (6,650) $0.33 Feb. 10, 2015 6,650 Disposed
June 11, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (10,000) $0.33 Feb. 10, 2015 10,000 Disposed
May 14, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (6,892) $0.33 Feb. 10, 2015 6,892 Disposed
May 14, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (3,108) $0.33 May 5, 2013 3,108 Disposed
April 16, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (6,895) $0.33 Feb. 10, 2015 6,895 Disposed
April 16, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (3,105) $0.33 May 5, 2013 3,105 Disposed
March 12, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (6,894) $0.33 Feb. 10, 2015 6,894 Disposed
March 12, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (3,106) $0.33 May 5, 2013 3,106 Disposed
Feb. 12, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (6,984) $0.33 Feb. 10, 2015 6,984 Disposed
Feb. 12, 2007 VNDA Employee Stock Option (Right to Buy) Common Stock (3,106) $0.33 May 5, 2013 3,106 Disposed
Jan. 30, 2007 VNDA Non-Qualified Stock Option (Right to Buy) Common Stock (500,000) $30.65 Jan. 30, 2017 500,000 Acquired
Jan. 16, 2007 VNDA Non-Qualified Stock Option (Right to Buy) Common Stock (3,105) $0.33 May 5, 2013 3,105 Disposed
Jan. 16, 2007 VNDA Non-Qualified Stock Option (Right to Buy) Common Stock (6,895) $0.33 Feb. 10, 2015 6,895 Disposed
Dec. 11, 2006 VNDA Employee Stock Option (right to buy) Common Stock (33,783) $0.33 Feb. 10, 2015 33,783 Disposed
Dec. 11, 2006 VNDA Employee Stock Option (right to buy) Common Stock (116,217) $0.33 May 5, 2013 116,217 Disposed
Nov. 7, 2006 VNDA Employee Stock Option (right to buy) Common Stock (132,874) $0.33 May 5, 2013 1,127 Disposed
Nov. 6, 2006 VNDA Employee Stock Option (right to buy) Common Stock (149,074) $0.33 May 5, 2013 16,200 Disposed

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

Initial ownership (Form 3) 4 holdings

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

Date Ticker Security Shares Ownership
April 12, 2006 VNDA Nonqualified Stock Option (Right to Buy)→ Common Stock — Direct
April 12, 2006 VNDA Nonqualified Stock Option (Right to Buy)→ Common Stock — Direct
April 12, 2006 VNDA Nonqualified Stock Option (Right to Buy)→ Common Stock — Direct
April 12, 2006 VNDA Nonqualified Stock Option (Right to Buy)→ Common Stock — Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

VNDA

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $965,655 — — — $834,326 — $44,487 $3,851,468
2024 $933,000 — — — $947,928 — $44,313 $3,896,241
2023 $897,000 — — — $983,112 — $40,728 $3,720,215

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.