David J Firstenberg
Insider
First SEC filing: Oct. 24, 2007 · Latest: Oct. 24, 2007
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 2, 2010 | THG | M | 24,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | M | 40,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | M | 5,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | S | 64,500 | $44.20 | $2,850,900 | 27,919 Direct | -69.79% | Disposed | 397.8% (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | S | 5,000 | $44.23 | $221,150 | 92,419 Direct | -5.13% | Disposed | 397.5% (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | M | 24,500 | $36.50 | $894,250 | 97,419 Direct | +33.60% | Acquired | 502.8% (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | M | 40,000 | $36.88 | $1,475,200 | 72,919 Direct | +121.51% | Acquired | 496.6% (price as of 2026-10-06) |
| Sept. 2, 2010 | THG | M | 5,000 | $41.20 | $206,000 | 32,919 Direct | +17.91% | Acquired | 434.1% (price as of 2026-10-06) |
| March 9, 2010 | THG | F | 381 | $43.33 | $16,509 | 27,919 Direct | -1.35% | Disposed | 407.8% (price as of 2026-10-06) |
| Feb. 26, 2010 | THG | A | 12,500 | · | · | 12,500 Direct | · | Acquired | (price as of 2026-10-06) |
| Feb. 26, 2010 | THG | A | 1,000 | · | · | 28,300 Direct | +3.66% | Acquired | (price as of 2026-10-06) |
| Feb. 25, 2010 | THG | F | 501 | $41.80 | $20,942 | 27,300 Direct | -1.80% | Disposed | 426.4% (price as of 2026-10-06) |
| Feb. 25, 2010 | THG | A | 1,320 | · | · | 27,801 Direct | +4.98% | Acquired | (price as of 2026-10-06) |
| Feb. 23, 2009 | THG | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Feb. 23, 2009 | THG | A | 2,750 | · | · | 26,481 Direct | +11.59% | Acquired | (price as of 2026-10-06) |
| Feb. 17, 2009 | THG | F | 988 | $36.66 | $36,220 | 23,731 Direct | -4.00% | Disposed | 500.2% (price as of 2026-10-06) |
| Feb. 17, 2009 | THG | F | 988 | $36.66 | $36,220 | 23,731 Direct | -4.00% | Disposed | 500.2% (price as of 2026-10-06) |
| Feb. 25, 2008 | THG | F | 449 | $45.21 | $20,299 | 24,719 Direct | -1.78% | Disposed | 386.7% (price as of 2026-10-06) |
| Feb. 25, 2008 | THG | A | 3,990 | · | · | 25,168 Direct | +18.84% | Acquired | (price as of 2026-10-06) |
| Feb. 14, 2008 | THG | F | 2,085 | $43.56 | $90,823 | 21,178 Direct | -8.96% | Disposed | 405.1% (price as of 2026-10-06) |
| Feb. 7, 2008 | THG | F | 2,094 | $44.85 | $93,916 | 23,263 Direct | -8.26% | Disposed | 390.6% (price as of 2026-10-06) |
| Feb. 7, 2008 | THG | A | 5,568 | · | · | 25,357 Direct | +28.14% | Acquired | (price as of 2026-10-06) |
| Feb. 7, 2008 | THG | A | 6,300 | · | · | 19,789 Direct | +46.70% | Acquired | (price as of 2026-10-06) |
| March 5, 2004 | THG | A | 1,421 | · | · | 1,521 Direct | +1421.00% | Acquired | (price as of 2026-10-06) |
| Feb. 27, 2004 | THG | A | 40,000 | · | · | 40,000 Direct | · | Acquired | (price as of 2026-10-06) |
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 |
|---|---|---|---|---|---|---|---|
| Sept. 2, 2010 | THG | Stock Option (right to buy) | Common Stock | $36.50 | Feb. 7, 2015 | 24,500 | Disposed |
| Sept. 2, 2010 | THG | Stock Option (right to buy) | Common Stock | $36.88 | Feb. 27, 2014 | 40,000 | Disposed |
| Sept. 2, 2010 | THG | Stock Option (right to buy) | Common Stock | $41.20 | Dec. 17, 2011 | 5,000 | Disposed |
| Feb. 26, 2010 | THG | Common Stock (right to buy) | Common Stock | $42.15 | Feb. 26, 2020 | 12,500 | Acquired |
| Feb. 23, 2009 | THG | Common Stock (Right to Buy) | Common Stock | $34.19 | Feb. 23, 2019 | 20,000 | Acquired |
| Feb. 27, 2004 | THG | Stock Option (Right to Buy) | Common Stock | $36.88 | Feb. 27, 2014 | 40,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 10 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 24, 2007 | THG | Common Stock | 13,489 | Direct |
| Oct. 24, 2007 | THG | Common Stock | 3,951 | Indirect |
| Oct. 24, 2007 | THG | Stock Option (Right to Buy) | 5,000 | Direct |
| Oct. 24, 2007 | THG | Stock Option (Right to Buy) | 40,000 | Direct |
| Oct. 24, 2007 | THG | Stock Option (Right to Buy) | 24,500 | Direct |
| Oct. 24, 2007 | THG | Stock Option (Right to Buy) | 18,975 | Direct |
| Feb. 12, 2004 | THG | Common Stock | 1,325 | Indirect |
| Nov. 12, 2003 | THG | Common Stock | 100 | Direct |
| Nov. 12, 2003 | THG | Employee Stock Option (right to buy) | 5,000 | Direct |
| Nov. 12, 2003 | THG | Employee Stock Option (right to buy) | 15,000 | Direct |