Steven T Thornton

CIK 1332712 · View on SEC EDGAR ↗

Insider

First SEC filing: July 11, 2005 · Latest: July 11, 2005

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 15, 2007 HALO S 10b5-1 100 $10.13 $1,013 15,000 Direct -0.66% Disposed 949.4% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 1,400 $10.12 $14,168 15,100 Direct -8.48% Disposed 950.4% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 400 $10.10 $4,040 16,500 Direct -2.37% Disposed 952.5% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 212 $10.08 $2,137 16,900 Direct -1.24% Disposed 954.6% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 100 $10.07 $1,007 17,112 Direct -0.58% Disposed 955.6% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 100 $10.05 $1,005 17,212 Direct -0.58% Disposed 957.7% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 100 $10.04 $1,004 17,312 Direct -0.57% Disposed 958.8% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 488 $10.03 $4,895 17,412 Direct -2.73% Disposed 959.8% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 200 $10.02 $2,004 17,900 Direct -1.10% Disposed 960.9% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 3,178 $10.01 $31,812 18,100 Direct -14.94% Disposed 961.9% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 2,300 $10.00 $23,000 21,278 Direct -9.75% Disposed 963.0% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 822 $9.99 $8,212 23,578 Direct -3.37% Disposed 964.1% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 100 $9.94 $994 24,400 Direct -0.41% Disposed 969.4% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 400 $9.90 $3,960 24,500 Direct -1.61% Disposed 973.7% (price as of 2026-08-20)
June 15, 2007 HALO S 10b5-1 100 $9.89 $989 24,900 Direct -0.40% Disposed 974.8% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 400 $10.56 $4,224 15,000 Direct -2.60% Disposed 906.6% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 550 $10.55 $5,802 15,400 Direct -3.45% Disposed 907.6% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 100 $10.54 $1,054 15,950 Direct -0.62% Disposed 908.5% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 900 $10.53 $9,477 16,050 Direct -5.31% Disposed 909.5% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 1,050 $10.52 $11,046 16,950 Direct -5.83% Disposed 910.5% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 3,300 $10.51 $34,683 18,000 Direct -15.49% Disposed 911.4% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 6,500 $10.50 $68,250 21,300 Direct -23.38% Disposed 912.4% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 5,200 $10.49 $54,548 27,800 Direct -15.76% Disposed 913.3% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 4,900 $10.48 $51,352 33,000 Direct -12.93% Disposed 914.3% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 4,000 $10.47 $41,880 37,900 Direct -9.55% Disposed 915.3% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 1,300 $10.46 $13,598 41,900 Direct -3.01% Disposed 916.3% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 1,200 $10.45 $12,540 43,200 Direct -2.70% Disposed 917.2% (price as of 2026-08-20)
May 21, 2007 HALO S 10b5-1 600 $10.44 $6,264 44,400 Direct -1.33% Disposed 918.2% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 400 $8.55 $3,420 30,500 Direct -1.29% Disposed 1143.3% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 100 $8.52 $852 30,900 Direct -0.32% Disposed 1147.7% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 400 $8.51 $3,404 31,000 Direct -1.27% Disposed 1149.1% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 2,000 $8.50 $17,000 31,400 Direct -5.99% Disposed 1150.6% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 1,800 $8.49 $15,282 33,400 Direct -5.11% Disposed 1152.1% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 1,900 $8.48 $16,112 35,200 Direct -5.12% Disposed 1153.5% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 300 $8.47 $2,541 37,100 Direct -0.80% Disposed 1155.0% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 600 $8.46 $5,076 37,400 Direct -1.58% Disposed 1156.5% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 400 $8.45 $3,380 38,000 Direct -1.04% Disposed 1158.0% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 1,500 $8.43 $12,645 38,400 Direct -3.76% Disposed 1161.0% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 100 $8.41 $841 39,900 Direct -0.25% Disposed 1164.0% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 100 $8.65 $865 30,000 Direct -0.33% Disposed 1128.9% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 100 $8.62 $862 30,100 Direct -0.33% Disposed 1133.2% (price as of 2026-08-20)
March 22, 2007 HALO S 10b5-1 300 $8.61 $2,583 30,200 Direct -0.98% Disposed 1134.6% (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
June 15, 2007 HALO Options to Purchase Common Stock Common Stock (10,000) $2.80 May 4, 2016 10,000 Disposed
May 15, 2007 HALO Option to Purchase Common Stock Common Stock (10,000) $10.37 May 15, 2017 10,000 Acquired
March 22, 2007 HALO Option to Purchase Common Stock Common Stock (10,000) $1.75 June 29, 2015 10,000 Disposed
May 4, 2006 HALO Option to Purchase Common Stock Common Stock (10,000) $2.80 May 4, 2016 10,000 Acquired

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

Initial ownership (Form 3) 1 holding

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

Date Ticker Security Shares Ownership
July 11, 2005 HALO Option to Purchase Common Stock→ Common Stock (10,000) 10,000 Direct