Donald B Mcnaughton

CIK 1206154 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 20, 2006 · Latest: Sept. 20, 2006

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

GLW selling Sept. 20, 2006

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 84 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

84 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Sept. 20, 2006	GLW	S	8,000	$23.95	$191,600	63,887 Direct	-11.13%	Disposed	528.0% (price as of 2026-08-20)
Sept. 18, 2006	GLW	S	8,000	$23.25	$186,000	71,887 Direct	-10.01%	Disposed	546.9% (price as of 2026-08-20)
May 8, 2006	GLW	S	14,050	$28.00	$393,400	79,887 Direct	-14.96%	Disposed	437.2% (price as of 2026-08-20)
May 1, 2006	GLW	F	10,950	$27.72	$303,534	93,937 Direct	-10.44%	Disposed	442.6% (price as of 2026-08-20)
March 31, 2006	GLW	D	98,500	—	—	70,723 Direct	-58.21%	Disposed	(price as of 2026-08-20)
March 31, 2006	GLW	F	34,164	$27.04	$923,795	169,223 Direct	-16.80%	Disposed	456.2% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	6,392	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	6,829	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	21,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	55,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	2,750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	21,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 16, 2006	GLW	M	113,471	$24.48	$2,777,770	203,387 Direct	-35.81%	Disposed	514.4% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	2,750	$11.21	$30,828	316,858 Direct	+0.88%	Acquired	1241.7% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	55,500	$12.70	$704,850	314,108 Direct	+21.46%	Acquired	1084.3% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	21,000	$12.79	$268,590	258,608 Direct	+8.84%	Acquired	1076.0% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	21,000	$10.40	$218,400	237,608 Direct	+9.69%	Acquired	1346.2% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	6,392	$13.21	$84,438	216,608 Direct	+3.04%	Acquired	1038.6% (price as of 2026-08-20)
Feb. 16, 2006	GLW	M	6,829	$13.21	$90,211	210,216 Direct	+3.36%	Acquired	1038.6% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	6,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 15, 2006	GLW	M	39,250	—	—	2,750 Direct	-93.45%	Disposed	(price as of 2026-08-20)
Feb. 15, 2006	GLW	M	52,445	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 15, 2006	GLW	M	10,055	—	—	52,445 Direct	-16.09%	Disposed	(price as of 2026-08-20)
Feb. 15, 2006	GLW	M	2,250	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 15, 2006	GLW	S	110,000	$24.25	$2,667,500	203,387 Direct	-35.10%	Disposed	520.2% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	39,250	$11.21	$439,992	313,387 Direct	+14.32%	Acquired	1241.7% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	52,445	$9.95	$521,828	274,137 Direct	+23.66%	Acquired	1411.7% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	10,055	$9.95	$100,047	221,692 Direct	+4.75%	Acquired	1411.7% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	6,000	$19.83	$118,980	211,637 Direct	+2.92%	Acquired	658.5% (price as of 2026-08-20)
Feb. 15, 2006	GLW	M	2,250	$9.38	$21,105	205,637 Direct	+1.11%	Acquired	1503.5% (price as of 2026-08-20)
Feb. 8, 2006	GLW	M	27,250	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 8, 2006	GLW	S	93,916	$24.00	$2,253,984	203,387 Direct	-31.59%	Disposed	526.7% (price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	$4.06	$90,221	297,303 Direct	+8.08%	Acquired	3604.7% (price as of 2026-08-20)
Feb. 8, 2006	GLW	M	27,250	$21.15	$576,338	275,081 Direct	+11.00%	Acquired	611.2% (price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	$4.15	$92,221	247,831 Direct	+9.85%	Acquired	3524.3% (price as of 2026-08-20)
Feb. 8, 2006	GLW	M	22,222	$3.80	$84,444	225,609 Direct	+10.93%	Acquired	3858.2% (price as of 2026-08-20)
Feb. 1, 2006	GLW	A	10,750	—	—	10,750 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 1, 2006	GLW	A	23,000	—	—	203,387 Direct	+12.75%	Acquired	(price as of 2026-08-20)
Jan. 2, 2006	GLW	A	10,750	—	—	10,750 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 20, 2005	GLW	J	60	$19.83	$1,190	240 Direct	+33.33%	Acquired	658.5% (price as of 2026-08-20)
Dec. 7, 2005	GLW	A	21,500	—	—	21,500 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 7, 2005	GLW	A	17,000	—	—	180,387 Direct	+10.40%	Acquired	(price as of 2026-08-20)
Nov. 22, 2005	GLW	J	56	$21.02	$1,177	181 Direct	+44.80%	Acquired	615.6% (price as of 2026-08-20)
Nov. 17, 2005	GLW	M	27,250	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 17, 2005	GLW	S	27,250	$20.56	$560,260	163,387 Direct	-14.29%	Disposed	631.6% (price as of 2026-08-20)
Nov. 17, 2005	GLW	M	27,250	$15.28	$416,380	190,637 Direct	+16.68%	Acquired	884.4% (price as of 2026-08-20)
Nov. 10, 2005	GLW	M	17,881	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 10, 2005	GLW	S	17,881	$19.50	$348,680	163,387 Direct	-9.86%	Disposed	671.3% (price as of 2026-08-20)
Nov. 10, 2005	GLW	M	17,881	$7.74	$138,399	181,268 Direct	+10.94%	Acquired	1843.3% (price as of 2026-08-20)
Nov. 9, 2005	GLW	M	17,880	$7.74	$138,391	181,267 Direct	+10.94%	Acquired	1843.3% (price as of 2026-08-20)
Nov. 9, 2005	GLW	S	17,880	$19.40	$346,872	163,387 Direct	-9.86%	Disposed	675.3% (price as of 2026-08-20)
Nov. 9, 2005	GLW	M	17,880	—	—	17,881 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Nov. 8, 2005	GLW	M	17,880	—	—	35,761 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Nov. 8, 2005	GLW	G	5,000	—	—	163,387 Direct	-2.97%	Disposed	(price as of 2026-08-20)
Nov. 8, 2005	GLW	S	17,880	$19.75	$353,130	168,387 Direct	-9.60%	Disposed	661.6% (price as of 2026-08-20)
Nov. 8, 2005	GLW	M	17,880	$7.74	$138,391	186,267 Direct	+10.62%	Acquired	1843.3% (price as of 2026-08-20)
Oct. 18, 2005	GLW	J	65	$18.10	$1,176	124 Direct	+110.17%	Acquired	731.0% (price as of 2026-08-20)
Sept. 20, 2005	GLW	J	59	$20.09	$1,185	59 Direct	—	Acquired	648.7% (price as of 2026-08-20)
Sept. 6, 2005	GLW	I	6,186	$20.06	$124,091	0 Direct	-100.00%	Disposed	649.8% (price as of 2026-08-20)
Sept. 6, 2005	GLW	I	4,274	$20.06	$85,736	0 Indirect	-100.00%	Disposed	649.8% (price as of 2026-08-20)
Aug. 23, 2005	GLW	J	62	$19.24	$1,193	6,186 Direct	+1.01%	Acquired	681.8% (price as of 2026-08-20)
Aug. 2, 2005	GLW	M	30,000	—	—	53,641 Direct	-35.87%	Disposed	(price as of 2026-08-20)
Aug. 2, 2005	GLW	S	30,000	$19.28	$578,400	168,387 Direct	-15.12%	Disposed	680.1% (price as of 2026-08-20)
Aug. 2, 2005	GLW	M	30,000	$7.74	$232,200	198,387 Direct	+17.82%	Acquired	1843.3% (price as of 2026-08-20)
July 19, 2005	GLW	J	65	$18.18	$1,182	6,124 Direct	+1.07%	Acquired	727.3% (price as of 2026-08-20)
June 21, 2005	GLW	J	72	$16.49	$1,187	6,059 Direct	+1.20%	Acquired	812.1% (price as of 2026-08-20)
May 17, 2005	GLW	J	80	$14.74	$1,179	5,987 Direct	+1.35%	Acquired	920.4% (price as of 2026-08-20)
May 5, 2005	GLW	M	22,223	—	—	22,222 Direct	-50.00%	Disposed	(price as of 2026-08-20)
May 5, 2005	GLW	M	22,222	—	—	22,222 Direct	-50.00%	Disposed	(price as of 2026-08-20)
May 5, 2005	GLW	M	22,222	—	—	22,222 Direct	-50.00%	Disposed	(price as of 2026-08-20)
May 5, 2005	GLW	S	10,900	$13.80	$150,420	168,387 Direct	-6.08%	Disposed	989.9% (price as of 2026-08-20)
May 5, 2005	GLW	S	2,400	$13.81	$33,144	179,287 Direct	-1.32%	Disposed	989.1% (price as of 2026-08-20)
May 5, 2005	GLW	S	13,167	$13.82	$181,968	181,687 Direct	-6.76%	Disposed	988.3% (price as of 2026-08-20)
May 5, 2005	GLW	S	3,300	$13.84	$45,672	194,854 Direct	-1.67%	Disposed	986.8% (price as of 2026-08-20)
May 5, 2005	GLW	S	36,900	$13.85	$511,065	198,154 Direct	-15.70%	Disposed	986.0% (price as of 2026-08-20)
May 5, 2005	GLW	M	22,223	$4.15	$92,225	235,054 Direct	+10.44%	Acquired	3524.3% (price as of 2026-08-20)
May 5, 2005	GLW	M	22,222	$3.80	$84,444	212,831 Direct	+11.66%	Acquired	3858.2% (price as of 2026-08-20)
May 5, 2005	GLW	M	22,222	$4.06	$90,221	190,609 Direct	+13.20%	Acquired	3604.7% (price as of 2026-08-20)
April 29, 2005	GLW	J	8,663	—	—	168,387 Direct	-4.89%	Disposed	(price as of 2026-08-20)
April 19, 2005	GLW	J	57	$11.69	$666	5,907 Direct	+0.97%	Acquired	1186.7% (price as of 2026-08-20)
March 22, 2005	GLW	J	155	$10.97	$1,700	5,850 Direct	+2.72%	Acquired	1271.1% (price as of 2026-08-20)
Feb. 22, 2005	GLW	J	103	$11.48	$1,182	5,695 Direct	+1.84%	Acquired	1210.2% (price as of 2026-08-20)
Feb. 2, 2005	GLW	A	13,500	—	—	177,050 Direct	+8.25%	Acquired	(price as of 2026-08-20)
Feb. 1, 2005	GLW	A	27,750	—	—	27,750 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 3, 2005	GLW	A	27,750	—	—	27,750 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 20, 2004	GLW	J	92	$11.62	$1,069	5,592 Direct	+1.67%	Acquired	1194.4% (price as of 2026-08-20)
Dec. 1, 2004	GLW	A	55,500	—	—	55,500 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 1, 2004	GLW	A	46,000	—	—	163,550 Direct	+39.13%	Acquired	(price as of 2026-08-20)
Nov. 23, 2004	GLW	J	85	$12.52	$1,064	5,500 Direct	+1.57%	Acquired	1101.4% (price as of 2026-08-20)
Oct. 19, 2004	GLW	J	104	$10.21	$1,062	5,415 Direct	+1.96%	Acquired	1373.2% (price as of 2026-08-20)
Sept. 21, 2004	GLW	J	93	$11.49	$1,069	5,311 Direct	+1.78%	Acquired	1209.1% (price as of 2026-08-20)
Aug. 17, 2004	GLW	J	100	$10.66	$1,066	5,218 Direct	+1.95%	Acquired	1311.0% (price as of 2026-08-20)
July 20, 2004	GLW	J	84	$12.69	$1,066	5,118 Direct	+1.67%	Acquired	1085.3% (price as of 2026-08-20)
June 22, 2004	GLW	J	87	$12.25	$1,066	5,034 Direct	+1.76%	Acquired	1127.8% (price as of 2026-08-20)
May 24, 2004	GLW	M	22,223	—	—	44,445 Direct	-33.33%	Disposed	(price as of 2026-08-20)
May 24, 2004	GLW	S	22,223	$12.50	$277,788	117,550 Direct	-15.90%	Disposed	1103.3% (price as of 2026-08-20)
May 24, 2004	GLW	M	22,223	$4.15	$92,225	139,773 Direct	+18.91%	Acquired	3524.3% (price as of 2026-08-20)

Showing latest 100 of 127 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.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (6,392)	$13.21	Jan. 2, 2013	6,392	Disposed
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (6,829)	$13.21	Dec. 3, 2012	6,829	Disposed
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (21,000)	$12.79	Feb. 1, 2014	21,000	Disposed
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (55,500)	$12.70	Nov. 30, 2014	55,500	Disposed
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (2,750)	$11.21	Dec. 2, 2013	2,750	Disposed
Feb. 16, 2006	GLW	Stock Options (Right to buy)	Common Stock (21,000)	$10.40	Jan. 1, 2014	21,000	Disposed
Feb. 15, 2006	GLW	Stock Options (Right to buy)	Common Stock (6,000)	$19.83	April 28, 2009	6,000	Disposed
Feb. 15, 2006	GLW	Stock Options (Right to buy)	Common Stock (39,250)	$11.21	Dec. 2, 2013	39,250	Disposed
Feb. 15, 2006	GLW	Stock Options (Right to buy)	Common Stock (52,445)	$9.95	Dec. 4, 2011	52,445	Disposed
Feb. 15, 2006	GLW	Stock Options (Right to buy)	Common Stock (10,055)	$9.95	Dec. 4, 2011	10,055	Disposed
Feb. 15, 2006	GLW	Stock Options (Right to buy)	Common Stock (2,250)	$9.38	Oct. 5, 2008	2,250	Disposed
Feb. 8, 2006	GLW	Stock Options (Right to buy)	Common Stock (27,250)	$21.15	May 14, 2006	27,250	Disposed
Feb. 8, 2006	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$4.15	Feb. 2, 2013	22,222	Disposed
Feb. 8, 2006	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$4.06	Dec. 3, 2012	22,222	Disposed
Feb. 8, 2006	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$3.80	Jan. 2, 2013	22,222	Disposed
Feb. 1, 2006	GLW	Stock Options (Right to buy)	Common Stock (10,750)	$24.72	Jan. 31, 2016	10,750	Acquired
Jan. 2, 2006	GLW	Stock Options (Right to buy)	Common Stock (10,750)	$19.68	Jan. 1, 2016	10,750	Acquired
Dec. 20, 2005	GLW	Phantom Stock	Common Stock (60)	—	—	60	Acquired
Dec. 7, 2005	GLW	Stock Options (Right to buy)	Common Stock (21,500)	$21.08	Dec. 6, 2015	21,500	Acquired
Nov. 22, 2005	GLW	Phantom Stock	Common Stock (56)	—	—	56	Acquired
Nov. 17, 2005	GLW	Stock Options (Right to buy)	Common Stock (27,250)	$15.28	Aug. 14, 2006	27,250	Disposed
Nov. 10, 2005	GLW	Stock Options (Right to buy)	Common Stock (17,881)	$7.74	Jan. 31, 2012	17,881	Disposed
Nov. 9, 2005	GLW	Stock Options (Right to buy)	Common Stock (17,880)	$7.74	Jan. 31, 2012	17,880	Disposed
Nov. 8, 2005	GLW	Stock Options (Right to buy)	Common Stock (17,880)	$7.74	Jan. 31, 2012	17,880	Disposed
Oct. 18, 2005	GLW	Phantom Stock	Common Stock (65)	—	—	65	Acquired
Sept. 20, 2005	GLW	Phantom Stock	Common Stock (59)	—	—	59	Acquired
Sept. 6, 2005	GLW	Phantom Stock	Common Stock (6,186)	—	—	6,186	Disposed
Aug. 23, 2005	GLW	Phantom Stock	Common Stock (62)	—	—	62	Acquired
Aug. 2, 2005	GLW	Stock Options (Right to buy)	Common Stock (30,000)	$7.74	Jan. 31, 2012	30,000	Disposed
July 19, 2005	GLW	Phantom Stock	Common Stock (65)	—	—	65	Acquired
June 21, 2005	GLW	Phantom Stock	Common Stock (72)	—	—	72	Acquired
May 17, 2005	GLW	Phantom Stock	Common Stock (80)	—	—	80	Acquired
May 5, 2005	GLW	Stock Options (Right to buy)	Common Stock (22,223)	$4.15	Feb. 2, 2013	22,223	Disposed
May 5, 2005	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$4.06	Dec. 3, 2012	22,222	Disposed
May 5, 2005	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$3.80	Jan. 2, 2013	22,222	Disposed
April 19, 2005	GLW	Phantom Stock	Common Stock (57)	—	—	57	Acquired
March 22, 2005	GLW	Phantom Stock	Common Stock (155)	—	—	155	Acquired
Feb. 22, 2005	GLW	Phantom Stock	Common Stock (103)	—	—	103	Acquired
Feb. 1, 2005	GLW	Stock Options (Right to buy)	Common Stock (27,750)	$10.98	Jan. 31, 2015	27,750	Acquired
Jan. 3, 2005	GLW	Stock Options (Right to buy)	Common Stock (27,750)	$11.84	Jan. 2, 2015	27,750	Acquired
Dec. 20, 2004	GLW	Phantom Stock	Common Stock (92)	—	—	92	Acquired
Dec. 1, 2004	GLW	Stock Options (Right to buy)	Common Stock (55,500)	$12.70	Nov. 30, 2014	55,500	Acquired
Nov. 23, 2004	GLW	Phantom Stock	Common Stock (85)	—	—	85	Acquired
Oct. 19, 2004	GLW	Phantom Stock	Common Stock (104)	—	—	104	Acquired
Sept. 21, 2004	GLW	Phantom Stock	Common Stock (93)	—	—	93	Acquired
Aug. 17, 2004	GLW	Phantom Stock	Common Stock (100)	—	—	100	Acquired
July 20, 2004	GLW	Phantom Stock	Common Stock (84)	—	—	84	Acquired
June 22, 2004	GLW	Phantom Stock	Common Stock (87)	—	—	87	Acquired
May 24, 2004	GLW	Stock Options (Right to buy)	Common Stock (22,223)	$4.15	Feb. 2, 2013	22,223	Disposed
May 18, 2004	GLW	Phantom Stock	Common Stock (97)	—	—	97	Acquired
April 20, 2004	GLW	Phantom Stock	Common Stock (103)	—	—	103	Acquired
March 23, 2004	GLW	Phantom Stock	Common Stock (92)	—	—	92	Acquired
March 2, 2004	GLW	Phantom Stock	Common Stock (64)	—	—	64	Acquired
Feb. 17, 2004	GLW	Phantom Stock	Common Stock (75)	—	—	75	Acquired
Feb. 10, 2004	GLW	Phantom Stock	Common Stock (676)	—	—	676	Acquired
Feb. 2, 2004	GLW	Stock Options (Right to buy)	Common Stock (21,000)	$12.79	Feb. 1, 2014	21,000	Acquired
Jan. 26, 2004	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$3.80	Jan. 2, 2013	22,222	Disposed
Jan. 26, 2004	GLW	Stock Options (Right to buy)	Common Stock (22,222)	$4.06	Dec. 3, 2012	22,222	Disposed
Jan. 26, 2004	GLW	Stock Options (Right to buy)	Common Stock (6,829)	$13.21	Dec. 3, 2012	6,829	Acquired
Jan. 26, 2004	GLW	Stock Options (Right to buy)	Common Stock (6,392)	$13.21	Jan. 2, 2013	6,392	Acquired
Jan. 2, 2004	GLW	Stock Options (Right to buy)	Common Stock (21,000)	$10.40	Jan. 1, 2014	21,000	Acquired
Dec. 23, 2003	GLW	Phantom Stock	Common Stock	—	—	35	Acquired
Dec. 3, 2003	GLW	Stock Options (Right to buy)	Common Stock (42,000)	$11.21	Dec. 2, 2013	42,000	Acquired
Nov. 18, 2003	GLW	Phantom Stock	Common Stock	—	—	34	Acquired
Oct. 21, 2003	GLW	Phantom Stock	Common Stock	—	—	34	Acquired
Sept. 23, 2003	GLW	Phantom Stock	Common Stock	—	Aug. 8, 1988	38	Acquired

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