Argeris N Karabelas
CIK 1191229 · View on SEC EDGAR ↗
Insider
First SEC filing: May 5, 2017 · Latest: May 5, 2017
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 32 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
32 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 23, 2015 | RCKTW | P | 603,832 | $6.00 | $3,622,992 | 2,277,139 Indirect | +36.09% | Acquired | -100.0% (price as of 2026-08-20) |
| March 12, 2010 | VNDA | S | 200,000 | $11.80 | $2,360,000 | 0 Indirect | -100.00% | Disposed | -54.0% (price as of 2026-08-20) |
| Dec. 15, 2009 | VNDA | S | 98,924 | $11.03 | $1,091,132 | 200,000 Indirect | -33.09% | Disposed | -50.8% (price as of 2026-08-20) |
| Dec. 14, 2009 | VNDA | S | 130,000 | $11.14 | $1,448,200 | 298,924 Indirect | -30.31% | Disposed | -51.3% (price as of 2026-08-20) |
| Dec. 9, 2009 | VNDA | S | 107,200 | $11.57 | $1,240,304 | 428,924 Indirect | -20.00% | Disposed | -53.1% (price as of 2026-08-20) |
| Dec. 8, 2009 | VNDA | S | 26,376 | $11.30 | $298,049 | 536,124 Indirect | -4.69% | Disposed | -52.0% (price as of 2026-08-20) |
| Dec. 7, 2009 | VNDA | S | 100,000 | $11.57 | $1,157,000 | 562,500 Indirect | -15.09% | Disposed | -53.1% (price as of 2026-08-20) |
| Dec. 4, 2009 | VNDA | S | 100,000 | $11.70 | $1,170,000 | 662,500 Indirect | -13.11% | Disposed | -53.6% (price as of 2026-08-20) |
| Oct. 13, 2009 | VNDA | S | 237,500 | $12.65 | $3,004,375 | 762,500 Indirect | -23.75% | Disposed | -57.1% (price as of 2026-08-20) |
| Feb. 23, 2007 | VNDA | S | 24,661 | $26.02 | $641,679 | 64,169 Indirect | -27.76% | Disposed | -79.2% (price as of 2026-08-20) |
| Feb. 23, 2007 | VNDA | S | 359,469 | $26.02 | $9,353,383 | 935,831 Indirect | -27.75% | Disposed | -79.2% (price as of 2026-08-20) |
| Feb. 22, 2007 | VNDA | S | 4,661 | $26.82 | $125,008 | 88,830 Indirect | -4.99% | Disposed | -79.8% (price as of 2026-08-20) |
| Feb. 22, 2007 | VNDA | S | 67,939 | $26.82 | $1,822,124 | 1,295,300 Indirect | -4.98% | Disposed | -79.8% (price as of 2026-08-20) |
| Feb. 21, 2007 | VNDA | S | 15,215 | $26.74 | $406,849 | 93,491 Indirect | -14.00% | Disposed | -79.7% (price as of 2026-08-20) |
| Feb. 21, 2007 | VNDA | S | 221,785 | $26.74 | $5,930,531 | 1,363,239 Indirect | -13.99% | Disposed | -79.7% (price as of 2026-08-20) |
| Feb. 20, 2007 | VNDA | S | 12,840 | $27.37 | $351,431 | 108,706 Indirect | -10.56% | Disposed | -80.2% (price as of 2026-08-20) |
| Feb. 20, 2007 | VNDA | S | 187,160 | $27.37 | $5,122,569 | 1,585,024 Indirect | -10.56% | Disposed | -80.2% (price as of 2026-08-20) |
| Dec. 12, 2006 | VNDA | S | 27,230 | $25.18 | $685,651 | 121,546 Indirect | -18.30% | Disposed | -78.5% (price as of 2026-08-20) |
| Dec. 12, 2006 | VNDA | S | 396,920 | $25.18 | $9,994,446 | 1,772,184 Indirect | -18.30% | Disposed | -78.5% (price as of 2026-08-20) |
| Dec. 11, 2006 | VNDA | S | 20,950 | $26.40 | $553,080 | 148,776 Indirect | -12.34% | Disposed | -79.5% (price as of 2026-08-20) |
| Dec. 11, 2006 | VNDA | S | 305,375 | $26.40 | $8,061,900 | 2,169,104 Indirect | -12.34% | Disposed | -79.5% (price as of 2026-08-20) |
| Nov. 27, 2006 | VNDA | S | 19,260 | $14.18 | $273,107 | 169,726 Indirect | -10.19% | Disposed | -61.7% (price as of 2026-08-20) |
| Nov. 27, 2006 | VNDA | S | 280,740 | $14.18 | $3,980,893 | 2,474,479 Indirect | -10.19% | Disposed | -61.7% (price as of 2026-08-20) |
| Nov. 22, 2006 | VNDA | S | 19,260 | $14.12 | $271,951 | 188,986 Indirect | -9.25% | Disposed | -61.6% (price as of 2026-08-20) |
| Nov. 22, 2006 | VNDA | S | 280,740 | $14.12 | $3,964,049 | 2,755,219 Indirect | -9.25% | Disposed | -61.6% (price as of 2026-08-20) |
| Nov. 21, 2006 | VNDA | S | 3,210 | $14.55 | $46,706 | 208,246 Indirect | -1.52% | Disposed | -62.7% (price as of 2026-08-20) |
| Nov. 21, 2006 | VNDA | S | 46,790 | $14.55 | $680,794 | 3,035,959 Indirect | -1.52% | Disposed | -62.7% (price as of 2026-08-20) |
| Nov. 20, 2006 | VNDA | S | 3,210 | $15.29 | $49,081 | 211,456 Indirect | -1.50% | Disposed | -64.5% (price as of 2026-08-20) |
| Nov. 20, 2006 | VNDA | S | 46,790 | $15.29 | $715,419 | 3,082,749 Indirect | -1.50% | Disposed | -64.5% (price as of 2026-08-20) |
| Nov. 20, 2006 | VNDA | S | 3,210 | $15.29 | $49,081 | 310,495 Indirect | -1.02% | Disposed | -64.5% (price as of 2026-08-20) |
| Nov. 20, 2006 | VNDA | S | 46,790 | $15.29 | $715,419 | 4,526,751 Indirect | -1.02% | Disposed | -64.5% (price as of 2026-08-20) |
| Nov. 17, 2006 | VNDA | S | 17,334 | $14.25 | $247,010 | 214,666 Indirect | -7.47% | Disposed | -61.9% (price as of 2026-08-20) |
| Nov. 17, 2006 | VNDA | S | 252,666 | $14.25 | $3,600,490 | 3,129,539 Indirect | -7.47% | Disposed | -61.9% (price as of 2026-08-20) |
| Nov. 17, 2006 | VNDA | S | 17,334 | $14.25 | $247,010 | 313,705 Indirect | -5.24% | Disposed | -61.9% (price as of 2026-08-20) |
| Nov. 17, 2006 | VNDA | S | 252,666 | $14.25 | $3,600,490 | 4,573,541 Indirect | -5.24% | Disposed | -61.9% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| May 29, 2026 | RGNX | Stock Options (Right to Buy) | Common Stock (46,600) | $7.01 | May 29, 2036 | 46,600 | Acquired |
| May 24, 2017 | RGNX | Stock Option (Right to Buy) | Common Stock (12,500) | $18.85 | May 24, 2027 | 12,500 | Acquired |
| June 1, 2016 | RGNX | Stock Option (Right to Buy) | Common Stock (12,500) | $12.74 | June 1, 2026 | 12,500 | Acquired |
| Sept. 16, 2015 | RGNX | Stock Option (Right to Buy) | Common Stock | $22.00 | Sept. 16, 2025 | 9,375 | Acquired |
| Sept. 16, 2015 | RGNX | Stock Option (Right to Buy) | Common Stock (5,208) | $22.00 | Sept. 16, 2025 | 5,208 | Acquired |
| June 24, 2015 | RCKTW | Stock Options (Right to Buy) | Common Stock (12,000) | $5.03 | June 23, 2025 | 12,000 | Acquired |
| Feb. 23, 2015 | RCKTW | Convertible Promissory Notes | Common Stock (63,560) | — | — | — | Disposed |
| Feb. 23, 2015 | RCKTW | Series AA Convertible Preferred Stock | Common Stock (1,394,645) | — | — | 4,459,658 | Disposed |
| June 16, 2011 | VNDA | Stock Option (Right to Buy) | Common Stock (15,000) | $7.11 | June 15, 2021 | 15,000 | Acquired |
| June 3, 2010 | VNDA | Nonstatutory Stock Option (Right to Buy) | Common Stock (15,000) | $7.38 | June 2, 2020 | 15,000 | Acquired |
| Aug. 27, 2009 | VNDA | Nonstatutory Stock Option (Right to Buy) | Common Stock (15,000) | $14.78 | Aug. 26, 2019 | 15,000 | Acquired |
| May 8, 2008 | VNDA | Employee Stock Option (Right to Buy) | Common Stock (15,000) | $4.98 | May 7, 2018 | 15,000 | Acquired |
| May 16, 2007 | VNDA | Nonstatutory Stock Option (Right to Buy) | Common Stock (15,000) | $19.59 | May 15, 2017 | 963 | Acquired |
| May 16, 2007 | VNDA | Nonstatutory Stock Option (Right to Buy) | Common Stock (14,037) | $19.59 | May 15, 2017 | 14,037 | Acquired |
| April 18, 2006 | VNDA | Series B Preferred Stock | Common Stock | — | — | 440,073 | Disposed |
| April 18, 2006 | VNDA | Series B Preferred Stock | Common Stock | — | — | 6,414,986 | Disposed |
| April 18, 2006 | VNDA | Series A Preferred Stock | Common Stock | — | — | 327,500 | Disposed |
| April 18, 2006 | VNDA | Series A Preferred Stock | Common Stock | — | — | 4,774,500 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 17 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 21, 2016 | BHC | No Securities beneficially owned. | 0 | Direct |
| June 21, 2016 | BHC | No Derivative Securities beneficially owned.→ No Derivative Securities beneficially owned. (0) | 0 | Direct |
| Sept. 16, 2015 | RGNX | Stock Option (Right to Buy)→ Common Stock (40,000) | 40,000 | Direct |
| Feb. 18, 2015 | RCKTW | Common Stock | 215,102 | Indirect |
| Feb. 18, 2015 | RCKTW | Stock Options (right to buy)→ Common Stock (9,857) | 9,857 | Direct |
| Feb. 18, 2015 | RCKTW | Series AA Convertible Preferred Stock→ Common Stock (1,394,645) | 1,394,645 | Indirect |
| Feb. 18, 2015 | RCKTW | Convertible Promissory Notes→ Common Stock (63,560) | 63,560 | Indirect |
| Feb. 17, 2015 | RCKTW | Common Stock | 215,102 | Indirect |
| Feb. 17, 2015 | RCKTW | Stock Options (right to buy)→ Common Stock (9,857) | 9,857 | Direct |
| Feb. 17, 2015 | RCKTW | Series AA Convertible Preferred Stock→ Common Stock (1,394,645) | 1,394,645 | Indirect |
| Feb. 17, 2015 | RCKTW | Convertible Promissory Notes→ Common Stock (63,560) | 63,560 | Indirect |
| April 12, 2006 | VNDA | Common Stock | 1,450 | Indirect |
| April 12, 2006 | VNDA | Common Stock | 90 | Indirect |
| April 12, 2006 | VNDA | Series A Preferred Stock→ Common Stock | — | Indirect |
| April 12, 2006 | VNDA | Series A Preferred Stock→ Common Stock | — | Indirect |
| April 12, 2006 | VNDA | Series B Preferred Stock→ Common Stock | — | Indirect |
| April 12, 2006 | VNDA | Series B Preferred Stock→ Common Stock | — | Indirect |