Robert C Brown MD
Insider
First SEC filing: Jan. 6, 2011 · Latest: Jan. 6, 2011
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 6, 2011 | LXU | S 10b5-1 | 10,000 | $44.00 | $440,000 | 30,727 Indirect | -24.55% | Disposed | -70.3% (price as of 2026-10-05) |
| May 6, 2011 | LXU | S 10b5-1 | 10,000 | $44.00 | $440,000 | 11,160 Indirect | -47.26% | Disposed | -70.3% (price as of 2026-10-05) |
| March 28, 2011 | LXU | S 10b5-1 | 10,000 | $40.00 | $400,000 | 40,727 Indirect | -19.71% | Disposed | -67.4% (price as of 2026-10-05) |
| March 28, 2011 | LXU | S 10b5-1 | 10,000 | $40.00 | $400,000 | 21,160 Indirect | -32.09% | Disposed | -67.4% (price as of 2026-10-05) |
| Jan. 5, 2011 | LXU | S 10b5-1 | 18,442 | $25.00 | $461,050 | 0 Indirect | -100.00% | Disposed | -47.8% (price as of 2026-10-05) |
| Jan. 5, 2011 | LXU | S 10b5-1 | 30,000 | $25.00 | $750,000 | 31,160 Indirect | -49.05% | Disposed | -47.8% (price as of 2026-10-05) |
| Nov. 13, 2008 | LXU | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 2,243 | $25.21 | $56,546 | 59,516 Indirect | -3.63% | Disposed | -48.2% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 600 | $25.19 | $15,114 | 61,759 Indirect | -0.96% | Disposed | -48.2% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 500 | $25.17 | $12,585 | 62,359 Indirect | -0.80% | Disposed | -48.1% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 800 | $25.16 | $20,128 | 62,859 Indirect | -1.26% | Disposed | -48.1% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 200 | $25.15 | $5,030 | 63,659 Indirect | -0.31% | Disposed | -48.1% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 4,057 | $25.11 | $101,871 | 63,859 Indirect | -5.97% | Disposed | -48.0% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 500 | $25.10 | $12,550 | 67,916 Indirect | -0.73% | Disposed | -48.0% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 900 | $25.06 | $22,554 | 68,416 Indirect | -1.30% | Disposed | -47.9% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 200 | $25.05 | $5,010 | 69,316 Indirect | -0.29% | Disposed | -47.9% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 10,000 | $25.00 | $250,000 | 69,516 Indirect | -12.58% | Disposed | -47.8% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 15,000 | $24.50 | $367,500 | 79,516 Indirect | -15.87% | Disposed | -46.7% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 3,100 | $24.40 | $75,640 | 94,516 Indirect | -3.18% | Disposed | -46.5% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 300 | $24.37 | $7,311 | 97,616 Indirect | -0.31% | Disposed | -46.4% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 400 | $24.36 | $9,744 | 97,916 Indirect | -0.41% | Disposed | -46.4% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 100 | $24.32 | $2,432 | 98,316 Indirect | -0.10% | Disposed | -46.3% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 100 | $24.31 | $2,431 | 98,416 Indirect | -0.10% | Disposed | -46.3% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 700 | $24.30 | $17,010 | 98,516 Indirect | -0.71% | Disposed | -46.3% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 1,100 | $24.29 | $26,719 | 99,216 Indirect | -1.10% | Disposed | -46.3% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 100 | $24.28 | $2,428 | 100,316 Indirect | -0.10% | Disposed | -46.2% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 4,100 | $24.26 | $99,466 | 100,416 Indirect | -3.92% | Disposed | -46.2% (price as of 2026-10-05) |
| Dec. 24, 2007 | LXU | S 10b5-1 | 5,000 | $24.25 | $121,250 | 104,516 Indirect | -4.57% | Disposed | -46.2% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 1,300 | $23.30 | $30,290 | 109,516 Indirect | -1.17% | Disposed | -44.0% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 800 | $23.26 | $18,608 | 110,816 Indirect | -0.72% | Disposed | -43.9% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 600 | $23.25 | $13,950 | 111,616 Indirect | -0.53% | Disposed | -43.9% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 2,319 | $23.24 | $53,894 | 112,216 Indirect | -2.02% | Disposed | -43.8% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 1,481 | $23.22 | $34,389 | 114,535 Indirect | -1.28% | Disposed | -43.8% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 2,000 | $23.21 | $46,420 | 116,016 Indirect | -1.69% | Disposed | -43.8% (price as of 2026-10-05) |
| Nov. 14, 2007 | LXU | S | 6,500 | $23.00 | $149,500 | 118,016 Indirect | -5.22% | Disposed | -43.3% (price as of 2026-10-05) |
| Nov. 6, 2007 | LXU | M | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 6, 2007 | LXU | G | 15,000 | · | · | 124,516 Indirect | +13.70% | Acquired | (price as of 2026-10-05) |
| Nov. 6, 2007 | LXU | G | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 6, 2007 | LXU | A | 15,000 | $1.25 | $18,750 | 15,000 Direct | · | Acquired | 944.2% (price as of 2026-10-05) |
| Aug. 23, 2007 | LXU | S | 1,000 | $22.04 | $22,040 | 109,516 Indirect | -0.90% | Disposed | -40.8% (price as of 2026-10-05) |
| Aug. 23, 2007 | LXU | S | 1,000 | $22.00 | $22,000 | 110,516 Indirect | -0.90% | Disposed | -40.7% (price as of 2026-10-05) |
| Aug. 22, 2007 | LXU | S | 1,000 | $22.01 | $22,010 | 111,516 Indirect | -0.89% | Disposed | -40.7% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 2,000 | $20.50 | $41,000 | 112,516 Indirect | -1.75% | Disposed | -36.3% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 4,000 | $20.45 | $81,800 | 114,516 Indirect | -3.38% | Disposed | -36.2% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 800 | $20.43 | $16,344 | 118,516 Indirect | -0.67% | Disposed | -36.1% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 2,200 | $20.40 | $44,880 | 119,316 Indirect | -1.81% | Disposed | -36.0% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 100 | $20.37 | $2,037 | 121,516 Indirect | -0.08% | Disposed | -35.9% (price as of 2026-10-05) |
| May 9, 2007 | LXU | S | 900 | $20.35 | $18,315 | 121,616 Indirect | -0.73% | Disposed | -35.9% (price as of 2026-10-05) |
| Dec. 23, 2003 | LXU | S | 3,000 | $6.25 | $18,750 | · Direct | · | Disposed | 108.8% (price as of 2026-10-05) |
| Dec. 23, 2003 | LXU | S | 2,000 | $6.20 | $12,400 | 3,000 Direct | -40.00% | Disposed | 110.5% (price as of 2026-10-05) |
| Dec. 23, 2003 | LXU | 4,000 | $6.15 | $24,600 | 5,000 Direct | -44.44% | Disposed | 112.2% (price as of 2026-10-05) | |
| Dec. 23, 2003 | LXU | S | 2,900 | $6.05 | $17,545 | 12,100 Direct | -19.33% | Disposed | 115.7% (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| Nov. 13, 2008 | LXU | Nonqualified Stock Option [F2] | Common Stock | $7.86 | Nov. 13, 2018 | 5,000 | Acquired |
| Nov. 6, 2007 | LXU | Nonqualified Stock Option | Common Stock | $1.25 | July 8, 2009 | 15,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).