Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 69 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

69 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 3, 2011 CHMG P 600 $23.20 $13,920 8,648 Direct +7.46% Acquired 253.1% (price as of 2026-10-05)
March 25, 2010 CHMG P 600 $20.50 $12,300 7,214 Direct +9.07% Acquired 299.6% (price as of 2026-10-05)
June 5, 2009 CHMG S 600 $18.75 $11,250 5,812 Direct -9.36% Disposed 336.9% (price as of 2026-10-05)
June 5, 2009 CHMG P 600 $19.00 $11,400 6,412 Direct +10.32% Acquired 331.1% (price as of 2026-10-05)
June 5, 2009 CHMG S 600 $18.75 $11,250 5,812 Direct -9.36% Disposed 336.9% (price as of 2026-10-05)
June 5, 2008 CHMG P 600 $19.00 $11,400 6,412 Direct +10.32% Acquired 331.1% (price as of 2026-10-05)
May 19, 2008 CHMG P 200 $26.50 $5,300 4,991 Direct +4.17% Acquired 209.1% (price as of 2026-10-05)
Oct. 23, 2007 CHMG P 500 $27.80 $13,900 4,198 Direct +13.52% Acquired 194.6% (price as of 2026-10-05)
Sept. 7, 2007 GLW S 400 $24.74 $9,896 153,494 Direct -0.26% Disposed 544.2% (price as of 2026-10-05)
Sept. 7, 2007 GLW S 2,200 $24.73 $54,406 153,894 Direct -1.41% Disposed 544.4% (price as of 2026-10-05)
Sept. 7, 2007 GLW S 700 $24.72 $17,304 156,094 Direct -0.45% Disposed 544.7% (price as of 2026-10-05)
Sept. 7, 2007 GLW S 3,400 $24.71 $84,014 156,794 Direct -2.12% Disposed 545.0% (price as of 2026-10-05)
Sept. 7, 2007 GLW S 8,300 $24.70 $205,010 160,194 Direct -4.93% Disposed 545.2% (price as of 2026-10-05)
Aug. 3, 2007 CHMG P 100 $28.50 $2,850 3,698 Direct +2.78% Acquired 187.4% (price as of 2026-10-05)
June 12, 2007 CHMG P 101 $30.25 $3,055 3,598 Direct +2.89% Acquired 170.8% (price as of 2026-10-05)
June 1, 2007 GLW S 16,500 $25.66 $423,390 153,494 Direct -9.71% Disposed 521.1% (price as of 2026-10-05)
May 22, 2007 GLW S 20,000 $24.56 $491,200 153,494 Direct -11.53% Disposed 548.9% (price as of 2026-10-05)
May 22, 2007 GLW S 29,500 $24.48 $722,160 173,494 Direct -14.53% Disposed 551.0% (price as of 2026-10-05)
May 18, 2007 CHMG P 137 $30.75 $4,213 3,497 Direct +4.08% Acquired 166.4% (price as of 2026-10-05)
May 17, 2007 CHMG P 11 $30.10 $331 3,360 Direct +0.33% Acquired 172.1% (price as of 2026-10-05)
May 10, 2007 CHMG P 20 $31.00 $620 3,349 Direct +0.60% Acquired 164.2% (price as of 2026-10-05)
May 8, 2007 CHMG P 32 $31.00 $992 3,329 Direct +0.97% Acquired 164.2% (price as of 2026-10-05)
May 7, 2007 CHMG P 800 $31.00 $24,800 3,297 Direct +32.04% Acquired 164.2% (price as of 2026-10-05)
Feb. 12, 2007 GLW S 100,097 $21.63 $2,165,098 195,153 Direct -33.90% Disposed 636.8% (price as of 2026-10-05)
Nov. 15, 2006 GLW S 30,000 $21.38 $641,400 195,977 Direct -13.28% Disposed 645.4% (price as of 2026-10-05)
Nov. 7, 2006 GLW S 44,581 $21.04 $937,984 195,977 Direct -18.53% Disposed 657.5% (price as of 2026-10-05)
Aug. 16, 2006 GLW S 26,667 $20.80 $554,674 195,977 Direct -11.98% Disposed 666.2% (price as of 2026-10-05)
Aug. 15, 2006 GLW S 20,000 $19.87 $397,400 195,977 Direct -9.26% Disposed 702.1% (price as of 2026-10-05)
Feb. 16, 2006 GLW S 47,815 $24.82 $1,186,768 200,844 Direct -19.23% Disposed 542.1% (price as of 2026-10-05)
Feb. 16, 2006 GLW S 45,000 $24.47 $1,101,150 200,844 Direct -18.30% Disposed 551.3% (price as of 2026-10-05)
Feb. 9, 2006 GLW S 75,834 $24.28 $1,841,250 200,844 Direct -27.41% Disposed 556.4% (price as of 2026-10-05)

Showing latest 100 of 177 transactions

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Sept. 7, 2007 GLW Stock Options (Right to buy) Common Stock (15,000) $12.70 Nov. 30, 2014 15,000 Disposed
June 1, 2007 GLW Stock Options (Right to buy) Common Stock (16,500) $12.79 Feb. 1, 2014 16,500 Disposed
May 22, 2007 GLW Stock Options (Right to buy) Common Stock (33,000) $11.21 Dec. 2, 2013 33,000 Disposed
May 22, 2007 GLW Stock Options (Right to buy) Common Stock (16,500) $10.40 Jan. 1, 2014 16,500 Disposed
Feb. 12, 2007 GLW Stock Options (Right to buy) Common Stock (77,445) $9.95 Dec. 4, 2011 77,445 Disposed
Feb. 12, 2007 GLW Stock Options (Right to buy) Common Stock (4,875) $7.74 Jan. 31, 2012 4,875 Disposed
Feb. 12, 2007 GLW Stock Options (Right to buy) Common Stock (17,777) $3.80 Jan. 2, 2013 17,777 Disposed
Feb. 1, 2007 GLW Stock Options (Right to buy) Common Stock (5,750) $20.86 Jan. 31, 2017 5,750 Acquired
Jan. 2, 2007 GLW Stock Options (Right to Buy) Common Stock (5,750) $18.85 Jan. 1, 2017 5,750 Acquired
Dec. 6, 2006 GLW Stock Options (Right to buy) Common Stock (11,500) $21.89 Dec. 5, 2016 11,500 Acquired
Nov. 15, 2006 GLW Stock Options (Right to buy) Common Stock (30,000) $7.74 Jan. 31, 2012 30,000 Disposed
Nov. 7, 2006 GLW Stock Options (Right to buy) Common Stock (34,581) $7.74 Jan. 31, 2012 34,581 Disposed
Nov. 7, 2006 GLW Stock Options (Right to buy) Common Stock (10,000) $3.80 Jan. 2, 2013 10,000 Disposed
Aug. 16, 2006 GLW Stock Options (Right to buy) Common Stock (18,334) $4.15 Feb. 2, 2013 18,334 Disposed
Aug. 16, 2006 GLW Stock Options (Right to buy) Common Stock (8,333) $4.06 Dec. 3, 2012 8,333 Disposed
Aug. 15, 2006 GLW Stock Options (Right to buy) Common Stock (20,000) $4.15 Feb. 2, 2013 20,000 Disposed
Feb. 16, 2006 GLW Stock Options (Right to buy) Common Stock (47,815) $21.15 May 14, 2006 47,815 Disposed
Feb. 16, 2006 GLW Stock Options (Right to buy) Common Stock (45,000) $21.15 May 14, 2006 45,000 Disposed
Feb. 9, 2006 GLW Stock Options (Right to buy) Common Stock (15,834) $14.11 Dec. 2, 2007 15,834 Disposed
Feb. 9, 2006 GLW Stock Options (Right to buy) Common Stock (40,000) $7.74 Jan. 31, 2012 40,000 Disposed
Feb. 9, 2006 GLW Stock Options (Right to buy) Common Stock (20,000) $4.06 Dec. 3, 2012 20,000 Disposed
Feb. 1, 2006 GLW Stock Options (Right to buy) Common Stock (14,000) $24.72 Jan. 31, 2016 14,000 Acquired
Jan. 2, 2006 GLW Stock Options (Right to buy) Common Stock (14,000) $19.68 Jan. 1, 2016 14,000 Acquired
Dec. 20, 2005 GLW Phantom Stock Common Stock (46) · · 46 Acquired
Dec. 7, 2005 GLW Stock Options (Right to buy) Common Stock (28,000) $21.08 Dec. 6, 2015 28,000 Acquired
Nov. 22, 2005 GLW Phantom Stock Common Stock (44) · · 44 Acquired
Nov. 16, 2005 GLW Stock Options (Right to buy) Common Stock (32,815) $15.28 Aug. 14, 2006 32,815 Disposed
Nov. 16, 2005 GLW Stock Options (Right to buy) Common Stock (14,166) $14.11 Dec. 2, 2007 14,166 Disposed
Nov. 16, 2005 GLW Stock Options (Right to buy) Common Stock (12,338) $9.38 Oct. 5, 2008 12,338 Disposed
Nov. 16, 2005 GLW Stock Options (Right to buy) Common Stock (15,000) $4.15 Feb. 2, 2013 15,000 Disposed
Nov. 15, 2005 GLW Stock Options (Right to buy) Common Stock (15,000) $9.38 Oct. 5, 2008 15,000 Disposed
Nov. 15, 2005 GLW Stock Options (Right to buy) Common Stock (25,000) $4.06 Dec. 3, 2012 25,000 Disposed
Nov. 14, 2005 GLW Stock Options (Right to buy) Common Stock (10,000) $9.38 Oct. 5, 2008 10,000 Disposed
Nov. 14, 2005 GLW Stock Options (Right to buy) Common Stock (30,000) $15.28 Aug. 14, 2006 30,000 Disposed
Oct. 18, 2005 GLW Phantom Stock Common Stock (51) · · 51 Acquired
Sept. 20, 2005 GLW Phantom Stock Common Stock (46) · · 46 Acquired
Aug. 23, 2005 GLW Phantom Stock Common Stock (48) · · 48 Acquired
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (30,000) $15.28 Aug. 14, 2006 30,000 Disposed
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (10,055) $9.95 Dec. 4, 2011 10,055 Disposed
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (12,919) $9.38 Oct. 5, 2008 10,662 Disposed
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (30,000) $9.38 Oct. 5, 2008 30,000 Disposed
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (12,919) $7.74 Jan. 31, 2012 12,919 Disposed
Aug. 2, 2005 GLW Stock Options (Right to buy) Common Stock (30,000) $4.15 Feb. 2, 2013 30,000 Disposed
July 19, 2005 GLW Phantom Stock Common Stock (50) · · 50 Acquired
June 21, 2005 GLW Phantom Stock Common Stock (56) · · 56 Acquired
May 17, 2005 GLW Phantom Stock Common Stock (62) · · 62 Acquired
May 6, 2005 GLW Stock Options (Right to buy) Common Stock (55,556) $3.80 Jan. 2, 2013 55,556 Disposed
May 6, 2005 GLW Stock Options (Right to buy) Common Stock (30,000) $4.06 Dec. 3, 2012 30,000 Disposed
April 19, 2005 GLW Phantom Stock Common Stock (78) · · 78 Acquired
Feb. 22, 2005 GLW Phantom Stock Common Stock (121) · · 121 Acquired
Feb. 1, 2005 GLW Stock Options (Right to buy) Common Stock (20,500) $10.98 Jan. 31, 2015 20,500 Acquired
Jan. 3, 2005 GLW Stock Options (Right to buy) Common Stock (20,500) $11.84 Jan. 2, 2015 20,500 Acquired
Dec. 20, 2004 GLW Phantom Stock Common Stock (75) · · 75 Acquired
Dec. 1, 2004 GLW Stock Options (Right to buy) Common Stock (41,000) $12.70 Nov. 30, 2014 41,000 Acquired
Nov. 23, 2004 GLW Phantom Stock Common Stock (70) · · 70 Acquired
Oct. 19, 2004 GLW Phantom Stock Common Stock (86) · · 86 Acquired
Sept. 21, 2004 GLW Phantom Stock Common Stock (76) · · 76 Acquired
Aug. 17, 2004 GLW Phantom Stock Common Stock (82) · · 82 Acquired
July 20, 2004 GLW Phantom Stock Common Stock (69) · · 69 Acquired
June 22, 2004 GLW Phantom Stock Common Stock (71) · · 71 Acquired
May 18, 2004 GLW Phantom Stock Common Stock (79) · · 79 Acquired
April 20, 2004 GLW Phantom Stock Common Stock (85) · · 85 Acquired
March 23, 2004 GLW Phantom Stock Common Stock (79) · · 79 Acquired
Feb. 17, 2004 GLW Phantom Stock Common Stock (65) · · 65 Acquired
Feb. 2, 2004 GLW Stock Options (Right to buy) Common Stock (16,500) $12.79 Feb. 1, 2014 16,500 Acquired
Jan. 2, 2004 GLW Stock Options (Right to buy) Common Stock (16,500) $10.40 Jan. 1, 2014 16,500 Acquired
Dec. 3, 2003 GLW Stock Options (Right to buy) Common Stock (33,000) $11.21 Dec. 2, 2013 33,000 Acquired

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