Corby C Whitaker

Insider

First SEC filing: June 12, 2014 · Latest: June 12, 2014

On this page

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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

ASPN selling May 6, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 82 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

82 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 8, 2026	ASPN	F	1,924	$3.22	$6,195	205,315 Direct	-0.93%	Disposed	67.7% (price as of 2026-08-20)
March 5, 2026	ASPN	F	3,907	$3.27	$12,776	207,239 Direct	-1.85%	Disposed	65.1% (price as of 2026-08-20)
March 4, 2026	ASPN	A	77,824	—	—	77,824 Direct	—	Acquired	(price as of 2026-08-20)
March 4, 2026	ASPN	A	57,462	—	—	211,146 Direct	+37.39%	Acquired	(price as of 2026-08-20)
March 7, 2025	ASPN	F	1,924	$7.95	$15,296	153,684 Direct	-1.24%	Disposed	-32.1% (price as of 2026-08-20)
March 5, 2025	ASPN	A	51,020	—	—	51,020 Direct	—	Acquired	(price as of 2026-08-20)
March 5, 2025	ASPN	A	35,961	—	—	35,961 Direct	—	Acquired	(price as of 2026-08-20)
March 5, 2025	ASPN	A	25,510	—	—	155,608 Direct	+19.61%	Acquired	(price as of 2026-08-20)
March 5, 2025	ASPN	F	936	$7.84	$7,338	130,098 Direct	-0.71%	Disposed	-31.1% (price as of 2026-08-20)
Feb. 21, 2025	ASPN	F	499	$8.04	$4,012	131,034 Direct	-0.38%	Disposed	-32.8% (price as of 2026-08-20)
May 6, 2024	ASPN	M	55,159	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 6, 2024	ASPN	S	55,159	$25.01	$1,379,527	131,533 Direct	-29.55%	Disposed	-78.4% (price as of 2026-08-20)
May 6, 2024	ASPN	M	55,159	$3.63	$200,227	186,692 Direct	+41.94%	Acquired	48.8% (price as of 2026-08-20)
March 8, 2024	ASPN	F	1,768	$17.02	$30,091	131,533 Direct	-1.33%	Disposed	-68.3% (price as of 2026-08-20)
March 5, 2024	ASPN	D	53,590	—	—	125,269 Direct	-29.96%	Disposed	(price as of 2026-08-20)
March 5, 2024	ASPN	A	35,249	—	—	35,249 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 5, 2024	ASPN	A	8,032	—	—	133,301 Direct	+6.41%	Acquired	(price as of 2026-08-20)
Feb. 24, 2024	ASPN	F	330	$16.96	$5,597	162,290 Direct	-0.20%	Disposed	-68.2% (price as of 2026-08-20)
Feb. 23, 2024	ASPN	F	495	$16.96	$8,395	162,620 Direct	-0.30%	Disposed	-68.2% (price as of 2026-08-20)
Sept. 7, 2023	ASPN	A	85,000	—	—	85,000 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2023	ASPN	A	75,979	—	—	75,979 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2023	ASPN	A	16,519	—	—	179,684 Direct	+10.12%	Acquired	(price as of 2026-08-20)
Feb. 26, 2023	ASPN	F	901	$10.95	$9,866	163,165 Direct	-0.55%	Disposed	-50.7% (price as of 2026-08-20)
Feb. 24, 2023	ASPN	F	329	$10.95	$3,603	164,066 Direct	-0.20%	Disposed	-50.7% (price as of 2026-08-20)
Feb. 23, 2023	ASPN	F	495	$11.32	$5,603	164,395 Direct	-0.30%	Disposed	-52.3% (price as of 2026-08-20)
June 2, 2022	ASPN	A	53,590	—	—	164,890 Direct	+48.15%	Acquired	(price as of 2026-08-20)
Feb. 27, 2022	ASPN	F	3,159	$29.51	$93,222	111,300 Direct	-2.76%	Disposed	-81.7% (price as of 2026-08-20)
Feb. 23, 2022	ASPN	A	22,408	—	—	22,408 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 23, 2022	ASPN	A	4,279	$26.29	$112,495	114,459 Direct	+3.88%	Acquired	-79.5% (price as of 2026-08-20)
Nov. 9, 2021	ASPN	M	10,000	—	—	55,159 Direct	-15.35%	Disposed	(price as of 2026-08-20)
Nov. 9, 2021	ASPN	S	10,000	$58.37	$583,700	110,180 Direct	-8.32%	Disposed	-90.7% (price as of 2026-08-20)
Nov. 9, 2021	ASPN	M	10,000	$3.63	$36,300	120,180 Direct	+9.08%	Acquired	48.8% (price as of 2026-08-20)
Nov. 8, 2021	ASPN	M	14,735	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 8, 2021	ASPN	S	8,118	$56.99	$462,645	110,180 Direct	-6.86%	Disposed	-90.5% (price as of 2026-08-20)
Nov. 8, 2021	ASPN	S	6,617	$57.67	$381,602	118,298 Direct	-5.30%	Disposed	-90.6% (price as of 2026-08-20)
Nov. 8, 2021	ASPN	M	14,735	$4.60	$67,781	124,915 Direct	+13.37%	Acquired	17.4% (price as of 2026-08-20)
Aug. 3, 2021	ASPN	M	8,000	—	—	14,735 Direct	-35.19%	Disposed	(price as of 2026-08-20)
Aug. 3, 2021	ASPN	S	8,000	$37.78	$302,240	110,180 Direct	-6.77%	Disposed	-85.7% (price as of 2026-08-20)
Aug. 3, 2021	ASPN	M	8,000	$4.60	$36,800	118,180 Direct	+7.26%	Acquired	17.4% (price as of 2026-08-20)
Aug. 2, 2021	ASPN	M	30,000	—	—	22,735 Direct	-56.89%	Disposed	(price as of 2026-08-20)
Aug. 2, 2021	ASPN	M	4,258	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 2, 2021	ASPN	S	34,258	$36.27	$1,242,538	110,180 Direct	-23.72%	Disposed	-85.1% (price as of 2026-08-20)
Aug. 2, 2021	ASPN	M	30,000	$4.60	$138,000	144,438 Direct	+26.22%	Acquired	17.4% (price as of 2026-08-20)
Aug. 2, 2021	ASPN	M	4,258	$7.54	$32,105	114,438 Direct	+3.86%	Acquired	-28.4% (price as of 2026-08-20)
March 11, 2021	ASPN	M	14,500	—	—	4,258 Direct	-77.30%	Disposed	(price as of 2026-08-20)
March 11, 2021	ASPN	S	14,500	$22.65	$328,425	110,180 Direct	-11.63%	Disposed	-76.2% (price as of 2026-08-20)
March 11, 2021	ASPN	M	14,500	$7.54	$109,330	124,680 Direct	+13.16%	Acquired	-28.4% (price as of 2026-08-20)
Feb. 28, 2021	ASPN	F	2,500	$22.25	$55,625	110,180 Direct	-2.22%	Disposed	-75.7% (price as of 2026-08-20)
Feb. 27, 2021	ASPN	F	3,219	$22.25	$71,623	112,680 Direct	-2.78%	Disposed	-75.7% (price as of 2026-08-20)
Feb. 26, 2021	ASPN	F	901	$22.25	$20,047	115,899 Direct	-0.77%	Disposed	-75.7% (price as of 2026-08-20)
Feb. 24, 2021	ASPN	A	15,671	—	—	15,671 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 24, 2021	ASPN	A	2,849	$24.13	$68,746	116,800 Direct	+2.50%	Acquired	-77.6% (price as of 2026-08-20)
Dec. 15, 2020	ASPN	A	9,965	—	—	9,965 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 25, 2020	ASPN	M	7,667	—	—	18,758 Direct	-29.01%	Disposed	(price as of 2026-08-20)
Nov. 25, 2020	ASPN	M	66,154	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 25, 2020	ASPN	S	7,667	$14.42	$110,558	113,951 Direct	-6.30%	Disposed	-62.6% (price as of 2026-08-20)
Nov. 25, 2020	ASPN	M	7,667	$7.54	$57,809	121,618 Direct	+6.73%	Acquired	-28.4% (price as of 2026-08-20)
Nov. 25, 2020	ASPN	S	66,154	$14.45	$955,925	113,951 Direct	-36.73%	Disposed	-62.6% (price as of 2026-08-20)
Nov. 25, 2020	ASPN	M	66,154	$10.78	$713,140	180,105 Direct	+58.05%	Acquired	-49.9% (price as of 2026-08-20)
Nov. 18, 2020	ASPN	M	18,670	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 18, 2020	ASPN	S	18,670	$12.21	$227,961	113,951 Direct	-14.08%	Disposed	-55.8% (price as of 2026-08-20)
Nov. 18, 2020	ASPN	M	18,670	$4.14	$77,294	132,621 Direct	+16.38%	Acquired	30.4% (price as of 2026-08-20)
Nov. 17, 2020	ASPN	M	24,633	—	—	18,670 Direct	-56.89%	Disposed	(price as of 2026-08-20)
Nov. 17, 2020	ASPN	S	24,633	$11.40	$280,816	113,951 Direct	-17.77%	Disposed	-52.6% (price as of 2026-08-20)
Nov. 17, 2020	ASPN	M	24,633	$4.14	$101,981	138,584 Direct	+21.62%	Acquired	30.4% (price as of 2026-08-20)
Nov. 16, 2020	ASPN	M	8,938	—	—	43,303 Direct	-17.11%	Disposed	(price as of 2026-08-20)
Nov. 16, 2020	ASPN	M	9,445	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 16, 2020	ASPN	S	8,938	$11.41	$101,983	113,951 Direct	-7.27%	Disposed	-52.7% (price as of 2026-08-20)
Nov. 16, 2020	ASPN	M	8,938	$4.14	$37,003	122,889 Direct	+7.84%	Acquired	30.4% (price as of 2026-08-20)
Nov. 16, 2020	ASPN	S	9,445	$11.43	$107,956	113,951 Direct	-7.65%	Disposed	-52.8% (price as of 2026-08-20)
Nov. 16, 2020	ASPN	M	9,445	$3.99	$37,686	123,396 Direct	+8.29%	Acquired	35.3% (price as of 2026-08-20)
Nov. 13, 2020	ASPN	M	9,487	—	—	9,445 Direct	-50.11%	Disposed	(price as of 2026-08-20)
Nov. 13, 2020	ASPN	S	9,487	$11.29	$107,108	113,951 Direct	-7.69%	Disposed	-52.2% (price as of 2026-08-20)
Nov. 13, 2020	ASPN	M	9,487	$3.99	$37,853	123,438 Direct	+8.33%	Acquired	35.3% (price as of 2026-08-20)
Nov. 12, 2020	ASPN	S	1,500	$11.35	$17,025	113,951 Direct	-1.30%	Disposed	-52.4% (price as of 2026-08-20)
Nov. 11, 2020	ASPN	M	2,850	—	—	18,932 Direct	-13.08%	Disposed	(price as of 2026-08-20)
Nov. 11, 2020	ASPN	S	2,850	$11.70	$33,345	115,451 Direct	-2.41%	Disposed	-53.8% (price as of 2026-08-20)
Nov. 11, 2020	ASPN	M	2,850	$3.99	$11,372	118,301 Direct	+2.47%	Acquired	35.3% (price as of 2026-08-20)
Nov. 10, 2020	ASPN	M	15,608	—	—	21,782 Direct	-41.74%	Disposed	(price as of 2026-08-20)
Nov. 10, 2020	ASPN	S	15,608	$11.70	$182,614	115,451 Direct	-11.91%	Disposed	-53.8% (price as of 2026-08-20)
Nov. 10, 2020	ASPN	M	15,608	$3.99	$62,276	131,059 Direct	+13.52%	Acquired	35.3% (price as of 2026-08-20)
Nov. 9, 2020	ASPN	M	16,462	—	—	37,390 Direct	-30.57%	Disposed	(price as of 2026-08-20)
Nov. 9, 2020	ASPN	S	16,462	$11.78	$193,922	115,451 Direct	-12.48%	Disposed	-54.2% (price as of 2026-08-20)
Nov. 9, 2020	ASPN	M	16,462	$3.99	$65,683	131,913 Direct	+14.26%	Acquired	35.3% (price as of 2026-08-20)
Feb. 28, 2020	ASPN	F	5,046	$7.95	$40,116	115,451 Direct	-4.19%	Disposed	-32.1% (price as of 2026-08-20)
Feb. 27, 2020	ASPN	F	3,616	$7.92	$28,639	120,497 Direct	-2.91%	Disposed	-31.8% (price as of 2026-08-20)
Feb. 26, 2020	ASPN	A	47,899	—	—	47,899 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 26, 2020	ASPN	A	7,793	$8.02	$62,500	124,113 Direct	+6.70%	Acquired	-32.7% (price as of 2026-08-20)
March 1, 2019	ASPN	F	2,760	$3.52	$9,715	116,320 Direct	-2.32%	Disposed	53.4% (price as of 2026-08-20)
Feb. 28, 2019	ASPN	F	6,029	$3.46	$20,860	119,080 Direct	-4.82%	Disposed	56.1% (price as of 2026-08-20)
Feb. 27, 2019	ASPN	A	65,159	—	—	65,159 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 27, 2019	ASPN	A	32,369	$3.63	$117,499	125,109 Direct	+34.90%	Acquired	48.8% (price as of 2026-08-20)
Sept. 10, 2018	ASPN	F	1,221	$4.84	$5,910	92,740 Direct	-1.30%	Disposed	11.6% (price as of 2026-08-20)
March 11, 2018	ASPN	F	1,433	$4.59	$6,577	93,961 Direct	-1.50%	Disposed	17.6% (price as of 2026-08-20)
March 1, 2018	ASPN	F	2,954	$4.57	$13,500	95,394 Direct	-3.00%	Disposed	18.2% (price as of 2026-08-20)
Feb. 28, 2018	ASPN	A	52,735	—	—	52,735 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 28, 2018	ASPN	F	3,078	$4.60	$14,159	98,348 Direct	-3.03%	Disposed	17.4% (price as of 2026-08-20)
Feb. 28, 2018	ASPN	A	25,543	—	—	101,426 Direct	+33.66%	Acquired	(price as of 2026-08-20)
Sept. 10, 2017	ASPN	F	1,345	$4.18	$5,622	75,883 Direct	-1.74%	Disposed	29.2% (price as of 2026-08-20)
March 11, 2017	ASPN	F	1,836	$4.07	$7,473	77,228 Direct	-2.32%	Disposed	32.7% (price as of 2026-08-20)

Showing latest 100 of 116 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
March 4, 2026	ASPN	Stock Options (Right to Buy)	Common Stock (77,824)	$3.35	March 4, 2036	77,824	Acquired
March 5, 2025	ASPN	Performance Share Units	Common Stock (51,020)	—	—	51,020	Acquired
March 5, 2025	ASPN	Stock Options (Right to Buy)	Common Stock (35,961)	$7.84	March 5, 2035	35,961	Acquired
May 6, 2024	ASPN	Stock Options (Right to Buy)	Common Stock (55,159)	$3.63	Feb. 27, 2029	55,159	Disposed
March 5, 2024	ASPN	Stock Options (Right to Buy)	Common Stock (35,249)	$16.34	March 5, 2024	35,249	Disposed
Sept. 7, 2023	ASPN	Stock Option (Right-to-Buy)	Common Stock (85,000)	$6.51	Sept. 7, 2033	85,000	Acquired
June 1, 2023	ASPN	Stock Options (Right to Buy)	Common Stock (75,979)	$6.81	June 1, 2033	75,979	Acquired
Feb. 23, 2022	ASPN	Stock Option (Right to Buy)	Common Stock (22,408)	$26.29	Feb. 23, 2032	22,408	Acquired
Nov. 9, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (10,000)	$3.63	Feb. 27, 2029	10,000	Disposed
Nov. 8, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (14,735)	$4.60	Feb. 28, 2028	14,735	Disposed
Aug. 3, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (11,657)	$4.60	Feb. 28, 2028	8,000	Disposed
Aug. 2, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (30,000)	$4.60	Feb. 28, 2028	30,000	Disposed
Aug. 2, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (4,258)	$7.54	March 11, 2025	4,258	Disposed
March 11, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (14,500)	$7.54	March 11, 2025	14,500	Disposed
Feb. 24, 2021	ASPN	Stock Option (Right to Buy)	Common Stock (15,671)	$24.13	Feb. 24, 2031	15,671	Acquired
Dec. 15, 2020	ASPN	Stock Options (Right to Buy)	Common Stock (9,965)	$16.05	Dec. 15, 2030	9,965	Acquired
Nov. 25, 2020	ASPN	Stock Option (Right-to Buy)	Common Stock (7,667)	$7.54	March 11, 2025	7,667	Disposed
Nov. 25, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (66,154)	$10.78	Sept. 10, 2024	66,154	Disposed
Nov. 18, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (18,670)	$4.14	Feb. 28, 2027	18,670	Disposed
Nov. 17, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (24,633)	$4.14	Feb. 28, 2027	24,633	Disposed
Nov. 16, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (8,938)	$4.14	Feb. 28, 2027	8,938	Disposed
Nov. 16, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (9,445)	$3.99	March 1, 2026	9,445	Disposed
Nov. 13, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (9,487)	$3.99	March 1, 2026	9,487	Disposed
Nov. 11, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (2,850)	$3.99	March 1, 2026	2,850	Disposed
Nov. 10, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (15,608)	$3.99	March 1, 2026	15,608	Disposed
Nov. 9, 2020	ASPN	Stock Option (Right to Buy)	Common Stock (16,462)	$3.99	March 1, 2026	16,462	Disposed
Feb. 26, 2020	ASPN	StockOptions (Right to Buy)	Common Stock (47,899)	$8.02	Feb. 26, 2030	47,899	Acquired
Feb. 27, 2019	ASPN	Stock Option (Right to Buy)	Common Stock (65,159)	$3.63	Feb. 27, 2029	65,159	Acquired
Feb. 28, 2018	ASPN	Stock Options (Right to Buy)	Common Stock (52,735)	$4.60	Feb. 28, 2028	52,735	Acquired
Feb. 28, 2017	ASPN	Stock Options (right to buy)	Common Stock (52,241)	$4.14	Feb. 28, 2017	52,241	Acquired
March 1, 2016	ASPN	Stock Options (right to buy)	Common Stock (53,852)	$3.99	March 1, 2026	53,852	Acquired
March 11, 2015	ASPN	Stock Options (right to buy)	Common Stock (26,425)	$7.54	March 11, 2025	26,425	Acquired
Sept. 10, 2014	ASPN	Stock Option (right to buy)	Common Stock (66,154)	$10.78	Sept. 10, 2024	66,154	Acquired
June 18, 2014	ASPN	Stock Option (right to buy)	Common Stock (4,204)	$74.23	Aug. 7, 2023	4,204	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
June 12, 2014	ASPN	Stock Option (right to buy)→ Common Stock	—	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

ASPN

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$440,000	—	—	—	—	—	$12,250	$1,438,467
2024	$429,231	—	—	—	$594,000	—	$10,350	$1,558,567
2023	$400,000	—	$112,494	$710,712	$517,000	—	$25,285	$1,765,491

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.