Matthew J Pfeffer

CIK 1192063 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 13, 2015 · Latest: Feb. 13, 2015

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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 71 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

71 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 4, 2019	VANI	A	56,685	—	—	56,685 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 28, 2017	MNKD	F	303	$1.55	$470	81,961 Direct	-0.37%	Disposed	179.7% (price as of 2026-08-20)
Aug. 22, 2017	MNKD	F	170	$1.41	$240	82,264 Direct	-0.21%	Disposed	207.4% (price as of 2026-08-20)
Aug. 21, 2017	MNKD	F	183	$1.46	$267	82,434 Direct	-0.22%	Disposed	196.9% (price as of 2026-08-20)
June 30, 2017	MNKD	P	2,000	$1.23	$2,460	82,617 Direct	+2.48%	Acquired	252.4% (price as of 2026-08-20)
Jan. 3, 2017	MNKD	P	4,540	$0.54	$2,452	403,085 Direct	+1.14%	Acquired	60.6% (price as of 2026-08-20)
Aug. 15, 2016	MNKD	P	25,000	$0.99	$24,750	397,996 Direct	+6.70%	Acquired	-12.4% (price as of 2026-08-20)
Feb. 18, 2016	MNKD	A	1,345,300	$0.92	$1,237,676	1,345,300 Direct	—	Acquired	-5.8% (price as of 2026-08-20)
Feb. 18, 2016	MNKD	A	604,267	$0.92	$555,926	604,267 Direct	—	Acquired	-5.8% (price as of 2026-08-20)
Aug. 27, 2015	MNKD	A	72,300	$3.91	$282,693	72,300 Direct	—	Acquired	-77.8% (price as of 2026-08-20)
Aug. 27, 2015	MNKD	A	16,100	—	—	372,996 Direct	+4.51%	Acquired	(price as of 2026-08-20)
Aug. 22, 2015	MNKD	F	846	$3.79	$3,206	356,896 Direct	-0.24%	Disposed	-77.1% (price as of 2026-08-20)
Aug. 21, 2015	MNKD	F	912	$3.79	$3,456	357,742 Direct	-0.25%	Disposed	-77.1% (price as of 2026-08-20)
Aug. 18, 2015	MNKD	F	1,598	$4.15	$6,632	358,654 Direct	-0.44%	Disposed	-79.1% (price as of 2026-08-20)
Aug. 16, 2015	MNKD	F	1,598	$4.09	$6,536	360,252 Direct	-0.44%	Disposed	-78.8% (price as of 2026-08-20)
Feb. 23, 2015	MNKD	F	5,975	$6.43	$38,419	361,850 Direct	-1.62%	Disposed	-86.5% (price as of 2026-08-20)
Feb. 23, 2015	MNKD	A	15,000	—	—	367,825 Direct	+4.25%	Acquired	(price as of 2026-08-20)
Feb. 3, 2015	MNKD	M	60,000	—	—	60,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 22, 2014	MNKD	F	1,175	$7.09	$8,331	373,925 Direct	-0.31%	Disposed	-87.8% (price as of 2026-08-20)
Aug. 21, 2014	MNKD	A	43,400	—	—	43,400 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 21, 2014	MNKD	A	9,700	—	—	375,100 Direct	+2.65%	Acquired	(price as of 2026-08-20)
Aug. 19, 2014	MNKD	F	1,696	$7.23	$12,262	240,196 Direct	-0.70%	Disposed	-88.0% (price as of 2026-08-20)
Aug. 18, 2014	MNKD	F	2,218	$6.86	$15,215	241,892 Direct	-0.91%	Disposed	-87.4% (price as of 2026-08-20)
Aug. 16, 2014	MNKD	F	2,218	$6.86	$15,215	244,110 Direct	-0.90%	Disposed	-87.4% (price as of 2026-08-20)
Aug. 11, 2014	MNKD	A	180,000	—	—	450,000 Direct	+66.67%	Acquired	(price as of 2026-08-20)
Aug. 11, 2014	MNKD	A	60,000	—	—	140,000 Direct	+75.00%	Acquired	(price as of 2026-08-20)
Aug. 11, 2014	MNKD	F	114,796	$8.53	$979,210	365,400 Direct	-23.91%	Disposed	-89.8% (price as of 2026-08-20)
Aug. 11, 2014	MNKD	A	220,000	—	—	480,196 Direct	+84.55%	Acquired	(price as of 2026-08-20)
July 1, 2014	MNKD	S 10b5-1	20,000	$10.44	$208,800	126,784 Direct	-13.63%	Disposed	-91.7% (price as of 2026-08-20)
June 30, 2014	MNKD	P	527	$4.42	$2,329	146,784 Direct	+0.36%	Acquired	-80.4% (price as of 2026-08-20)
June 27, 2014	MNKD	F	109,456	$10.00	$1,094,560	246,328 Direct	-30.76%	Disposed	-91.3% (price as of 2026-08-20)
June 27, 2014	MNKD	A	180,000	—	—	270,000 Direct	+200.00%	Acquired	(price as of 2026-08-20)
June 27, 2014	MNKD	A	80,000	—	—	140,000 Direct	+133.33%	Acquired	(price as of 2026-08-20)
June 27, 2014	MNKD	A	36,000	—	—	37,400 Direct	+2571.43%	Acquired	(price as of 2026-08-20)
June 27, 2014	MNKD	A	229,000	—	—	465,240 Direct	+96.94%	Acquired	(price as of 2026-08-20)
June 5, 2014	MNKD	M	10,000	—	—	10,300 Direct	-49.26%	Disposed	(price as of 2026-08-20)
June 5, 2014	MNKD	D 10b5-1	10,000	$11.00	$110,000	146,257 Direct	-6.40%	Disposed	-92.1% (price as of 2026-08-20)
June 5, 2014	MNKD	A	10,000	$2.23	$22,300	156,257 Direct	+6.84%	Acquired	-61.1% (price as of 2026-08-20)
June 4, 2014	MNKD	S 10b5-1	10,000	$10.00	$100,000	146,257 Direct	-6.40%	Disposed	-91.3% (price as of 2026-08-20)
Dec. 31, 2013	MNKD	P	487	$4.53	$2,206	156,257 Direct	+0.31%	Acquired	-80.9% (price as of 2026-08-20)
Nov. 21, 2013	MNKD	A	90,000	—	—	90,000 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 21, 2013	MNKD	F	41,338	$4.88	$201,729	155,770 Direct	-20.97%	Disposed	-82.2% (price as of 2026-08-20)
Nov. 21, 2013	MNKD	A	110,000	—	—	197,108 Direct	+126.28%	Acquired	(price as of 2026-08-20)
Oct. 14, 2013	MNKD	A	60,000	—	—	60,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 22, 2013	MNKD	A	50,000	$5.89	$294,500	50,000 Direct	—	Acquired	-85.3% (price as of 2026-08-20)
Aug. 22, 2013	MNKD	A	9,000	—	—	87,108 Direct	+11.52%	Acquired	(price as of 2026-08-20)
Aug. 19, 2013	MNKD	F	1,128	$5.77	$6,509	79,330 Direct	-1.40%	Disposed	-85.0% (price as of 2026-08-20)
Aug. 19, 2013	MNKD	F	1,222	$5.77	$7,051	78,108 Direct	-1.54%	Disposed	-85.0% (price as of 2026-08-20)
Aug. 18, 2013	MNKD	F	1,598	$5.77	$9,220	80,458 Direct	-1.95%	Disposed	-85.0% (price as of 2026-08-20)
Aug. 16, 2013	MNKD	F	1,598	$6.64	$10,611	82,056 Direct	-1.91%	Disposed	-86.9% (price as of 2026-08-20)
Aug. 1, 2013	MNKD	M	10,000	—	—	1,400 Direct	-87.72%	Disposed	(price as of 2026-08-20)
Aug. 1, 2013	MNKD	S 10b5-1	10,000	$8.00	$80,000	83,654 Direct	-10.68%	Disposed	-89.2% (price as of 2026-08-20)
Aug. 1, 2013	MNKD	M 10b5-1	10,000	$2.86	$28,600	93,654 Direct	+11.95%	Acquired	-69.7% (price as of 2026-08-20)
July 2, 2013	MNKD	S 10b5-1	10,000	$7.00	$70,000	83,654 Direct	-10.68%	Disposed	-87.6% (price as of 2026-08-20)
June 30, 2013	MNKD	P	7,448	$1.96	$14,598	93,654 Direct	+8.64%	Acquired	-55.8% (price as of 2026-08-20)
May 15, 2013	MNKD	S 10b5-1	10,000	$5.00	$50,000	86,206 Direct	-10.39%	Disposed	-82.7% (price as of 2026-08-20)
Dec. 31, 2012	MNKD	P	1,056	$1.95	$2,059	96,206 Direct	+1.11%	Acquired	-55.5% (price as of 2026-08-20)
Aug. 16, 2012	MNKD	A	72,000	$2.32	$167,040	72,000 Direct	—	Acquired	-62.6% (price as of 2026-08-20)
Aug. 16, 2012	MNKD	A	17,000	—	—	95,150 Direct	+21.75%	Acquired	(price as of 2026-08-20)
June 30, 2012	MNKD	P	1,054	$1.95	$2,055	78,150 Direct	+1.37%	Acquired	-55.5% (price as of 2026-08-20)
May 17, 2012	MNKD	A	200,000	$1.69	$338,000	200,000 Direct	—	Acquired	-48.7% (price as of 2026-08-20)
Aug. 18, 2011	MNKD	A	73,500	$2.41	$177,135	73,500 Direct	—	Acquired	-64.0% (price as of 2026-08-20)
Aug. 18, 2011	MNKD	A	17,000	—	—	76,165 Direct	+28.73%	Acquired	(price as of 2026-08-20)
March 3, 2011	MNKD	A	61,900	$3.80	$235,220	61,900 Direct	—	Acquired	-77.2% (price as of 2026-08-20)
March 3, 2011	MNKD	A	15,500	—	—	58,527 Direct	+36.02%	Acquired	(price as of 2026-08-20)
Jan. 18, 2011	MNKD	M	6,300	—	—	11,400 Direct	-35.59%	Disposed	(price as of 2026-08-20)
Jan. 18, 2011	MNKD	S 10b5-1	6,300	$10.00	$63,000	43,027 Direct	-12.77%	Disposed	-91.3% (price as of 2026-08-20)
Jan. 18, 2011	MNKD	M 10b5-1	6,300	$2.86	$18,018	49,327 Direct	+14.64%	Acquired	-69.7% (price as of 2026-08-20)
Aug. 19, 2010	MNKD	A	62,000	$5.93	$367,660	62,000 Direct	—	Acquired	-85.4% (price as of 2026-08-20)
Aug. 19, 2010	MNKD	A	13,000	—	—	42,733 Direct	+43.72%	Acquired	(price as of 2026-08-20)
Aug. 19, 2010	MNKD	F	1,101	$5.97	$6,573	29,733 Direct	-3.57%	Disposed	-85.5% (price as of 2026-08-20)
Feb. 17, 2010	MNKD	M	6,300	—	—	17,700 Direct	-26.25%	Disposed	(price as of 2026-08-20)
Feb. 17, 2010	MNKD	S 10b5-1	6,300	$10.00	$63,000	28,857 Direct	-17.92%	Disposed	-91.3% (price as of 2026-08-20)
Feb. 17, 2010	MNKD	M	6,300	$2.86	$18,018	35,157 Direct	+21.83%	Acquired	-69.7% (price as of 2026-08-20)
Feb. 17, 2010	MNKD	M	6,300	—	—	17,700 Direct	-26.25%	Disposed	(price as of 2026-08-20)
Feb. 17, 2010	MNKD	S 10b5-1	6,300	$10.00	$63,000	28,857 Direct	-17.92%	Disposed	-91.3% (price as of 2026-08-20)
Feb. 17, 2010	MNKD	M 10b5-1	6,300	$1.44	$9,072	35,157 Direct	+21.83%	Acquired	-39.8% (price as of 2026-08-20)
Aug. 19, 2009	MNKD	A	43,000	$7.48	$321,640	43,000 Direct	—	Acquired	-88.4% (price as of 2026-08-20)
Aug. 19, 2009	MNKD	A	12,000	—	—	28,857 Direct	+71.19%	Acquired	(price as of 2026-08-20)
May 18, 2009	MNKD	A	24,000	$2.86	$68,640	24,000 Direct	—	Acquired	-69.7% (price as of 2026-08-20)
May 18, 2009	MNKD	A	24,000	$1.44	$34,560	24,000 Direct	—	Acquired	-39.8% (price as of 2026-08-20)
May 18, 2009	MNKD	F	2,145	$5.83	$12,505	28,857 Direct	-6.92%	Disposed	-85.1% (price as of 2026-08-20)
May 18, 2009	MNKD	A	6,000	—	—	31,002 Direct	+24.00%	Acquired	(price as of 2026-08-20)
May 18, 2009	MNKD	A	3,855	—	—	11,786 Direct	+48.61%	Acquired	(price as of 2026-08-20)
Aug. 13, 2008	MNKD	A	40,000	$3.89	$155,600	40,000 Direct	—	Acquired	-77.7% (price as of 2026-08-20)
April 28, 2008	MNKD	A	20,300	$2.23	$45,269	20,300 Direct	—	Acquired	-61.1% (price as of 2026-08-20)
April 28, 2008	MNKD	A	4,500	—	—	4,500 Direct	—	Acquired	(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 4, 2019	VANI	Non-Qualified Stock Option(right to buy)	Common Stock	$0.71	June 4, 2029	56,685	Acquired
Feb. 18, 2016	MNKD	Employee Stock Option (right to buy)	Stock Options (1,345,300)	$0.92	Feb. 18, 2026	1,345,300	Acquired
Feb. 18, 2016	MNKD	Employee Stock Option (right to buy)	Stock Options (604,267)	$0.92	Jan. 10, 2026	604,267	Acquired
Aug. 27, 2015	MNKD	Employee Stock Option (right to buy)	Stock Options (72,300)	$3.91	Aug. 26, 2025	72,300	Acquired
Feb. 3, 2015	MNKD	Employee Stock Option	Common Stock (60,000)	$2.86	April 28, 2018	60,000	Acquired
Aug. 21, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (43,400)	$7.09	Aug. 20, 2024	43,400	Acquired
Aug. 11, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (180,000)	$6.85	May 23, 2023	180,000	Acquired
Aug. 11, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (60,000)	$1.69	May 17, 2022	60,000	Acquired
June 27, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (180,000)	$6.85	May 23, 2023	180,000	Acquired
June 27, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (80,000)	$1.69	May 17, 2022	80,000	Acquired
June 27, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (36,000)	$2.86	April 28, 2018	36,000	Acquired
June 5, 2014	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (10,000)	$2.23	April 28, 2018	10,000	Disposed
Nov. 21, 2013	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (90,000)	$6.85	May 23, 2023	90,000	Acquired
Oct. 14, 2013	MNKD	Employee Stock Option (right to buy)	Common Stock, $0.01 Par Value (60,000)	$1.69	May 17, 2022	60,000	Acquired
Aug. 22, 2013	MNKD	Employee Stock Option (right to buy)	Stock Options (50,000)	$5.89	Aug. 21, 2023	50,000	Acquired
Aug. 1, 2013	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (10,000)	$2.86	April 28, 2018	10,000	Disposed
Aug. 16, 2012	MNKD	Employee Stock Options (right to buy)	Stock Option (72,000)	$2.32	Aug. 15, 2022	72,000	Acquired
May 17, 2012	MNKD	Employee Stock Options (right to buy)	Stock Option (200,000)	$1.69	May 16, 2022	200,000	Acquired
Aug. 18, 2011	MNKD	Employee Stock Options (right to buy)	Stock Option (73,500)	$2.41	Aug. 18, 2021	73,500	Acquired
March 3, 2011	MNKD	Employee Stock Options (right to buy)	Stock Option (61,900)	$3.80	March 2, 2021	61,900	Acquired
Jan. 18, 2011	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (6,300)	$2.86	April 20, 2018	6,300	Disposed
Aug. 19, 2010	MNKD	Employee Stock Options (right to buy)	Stock Option (62,000)	$5.93	Aug. 19, 2020	62,000	Acquired
Feb. 17, 2010	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (6,300)	$2.86	April 28, 2018	6,300	Disposed
Feb. 17, 2010	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (6,300)	$1.44	April 28, 2018	6,300	Disposed
Aug. 19, 2009	MNKD	Employee Stock Option (right to buy)	Common Stock (43,000)	$7.48	Aug. 19, 2019	43,000	Acquired
May 18, 2009	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (24,000)	$2.86	April 28, 2018	24,000	Acquired
May 18, 2009	MNKD	Employee Stock Option	Common Stock, $.01 Par Value (24,000)	$1.44	April 28, 2018	24,000	Acquired
Aug. 13, 2008	MNKD	Employee Stock Option (right to buy)	Common Stock (40,000)	$3.89	Aug. 13, 2018	40,000	Acquired
April 28, 2008	MNKD	Employee Stock Option (right to buy)	Common Stock (20,300)	$2.23	April 20, 2018	20,300	Acquired

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

Compensation (DEF 14A)

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

MNKD

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2017	$575,426	—	—	—	$144,004	—	$27,226	$746,656
2015	$508,842	—	—	—	$335,548	—	$31,720	$1,220,954
2013	$440,846	—	—	—	$224,832	—	$34,493	$4,484,181

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