Hubert Birner
Insider
First SEC filing: Oct. 21, 2014 · Latest: Oct. 21, 2014
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 8, 2018 | TARA | A | 12,700 | · | · | 12,700 Direct | · | Acquired | (price as of 2026-10-02) |
| June 20, 2017 | TARA | A | 6,666 | · | · | 6,666 Direct | · | Acquired | (price as of 2026-10-02) |
| June 9, 2016 | TARA | A | 6,666 | · | · | 6,666 Direct | · | Acquired | (price as of 2026-10-02) |
| June 2, 2015 | TARA | A | 6,666 | · | · | 6,666 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | X | 116,511 | $4.60 | $535,951 | 1,903,127 Indirect | +6.52% | Acquired | -98.5% (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | X | 39,932 | $4.60 | $183,687 | 1,943,059 Indirect | +2.10% | Acquired | -98.5% (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 1,531,518 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 2,092,735 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 1,277,663 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | J | 451,276 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | J | 1,316,683 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | X | 39,932 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | X | 116,511 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 3,727,823 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 799,043 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 2,331,391 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 835,121 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 2,436,618 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 717,260 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 4,468,482 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 379,462 | · | · | 1,786,616 Indirect | +26.97% | Acquired | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | C | 1,107,154 | · | · | 1,407,154 Indirect | +369.05% | Acquired | (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | P | 76,590 | $10.00 | $765,900 | 300,000 Indirect | +34.28% | Acquired | -99.3% (price as of 2026-10-02) |
| Oct. 27, 2014 | TARA | P | 223,410 | $10.00 | $2,234,100 | 223,410 Indirect | · | Acquired | -99.3% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| June 8, 2018 | TARA | Stock Option (Right to Buy) | Common Stock | $2.50 | June 7, 2028 | 12,700 | Acquired |
| June 20, 2017 | TARA | Stock Option (Right to Buy) | Common Stock, $0.001 par value | $1.30 | June 19, 2027 | 6,666 | Acquired |
| June 9, 2016 | TARA | Stock Option (Right to Buy) | Common Stock, $0.001 par value | $5.90 | June 8, 2026 | 6,666 | Acquired |
| June 2, 2015 | TARA | Stock Option (Right to Buy) | Common Stock, $0.001 par value | $17.59 | June 2, 2025 | 6,666 | Acquired |
| Oct. 27, 2014 | TARA | Series A Convertible Preferred Stock | Common Stock | · | · | 1,531,518 | Disposed |
| Oct. 27, 2014 | TARA | Series A-1 Convertible Preferred Stock | Common Stock | · | · | 2,092,735 | Disposed |
| Oct. 27, 2014 | TARA | Series D Convertible Preferred Stock | Common Stock | · | · | 1,277,663 | Disposed |
| Oct. 27, 2014 | TARA | Option (Right to Purchase) | Series D Convertible Preferred Stock | · | · | 451,276 | Disposed |
| Oct. 27, 2014 | TARA | Option (Right to Purchase) | Series D Convertible Preferred Stock | · | · | 1,316,683 | Disposed |
| Oct. 27, 2014 | TARA | Warrants (Right to Buy) | Common Stock | $4.60 | · | 39,932 | Disposed |
| Oct. 27, 2014 | TARA | Warrants (Right to Buy) | Common Stock | $4.60 | · | 116,511 | Disposed |
| Oct. 27, 2014 | TARA | Series D Convertible Preferred Stock | Common Stock | · | · | 3,727,823 | Disposed |
| Oct. 27, 2014 | TARA | Series C Convertible Preferred Stock | Common Stock | · | · | 799,043 | Disposed |
| Oct. 27, 2014 | TARA | Series C Convertible Preferred Stock | Common Stock | · | · | 2,331,391 | Disposed |
| Oct. 27, 2014 | TARA | Series B Convertible Preferred Stock | Common Stock | · | · | 835,121 | Disposed |
| Oct. 27, 2014 | TARA | Series B Convertible Preferred Stock | Common Stock | · | · | 2,436,618 | Disposed |
| Oct. 27, 2014 | TARA | Series A-1 Convertible Preferred Stock | Common Stock | · | · | 717,260 | Disposed |
| Oct. 27, 2014 | TARA | Series A Convertible Preferred Stock | Common Stock | · | · | 4,468,482 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 15 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 21, 2014 | TARA | Series A Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series A Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series A-1 Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series A-1 Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series B Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series B Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series C Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series C Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series D Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Series D Convertible Preferred Stock | · | Indirect |
| Oct. 21, 2014 | TARA | Option (Right to Purchase) | · | Indirect |
| Oct. 21, 2014 | TARA | Option (Right to Purchase) | · | Indirect |
| Oct. 21, 2014 | TARA | Warrants (Right to Buy) | · | Indirect |
| Oct. 21, 2014 | TARA | Warrants (Right to Buy) | · | Indirect |
| Oct. 21, 2014 | TARA | Stock Option (Right to Buy) | · | Direct |