George Koshy

Insider

First SEC filing: March 24, 2004 · Latest: March 24, 2004

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.

Insider at

MBOT selling May 18, 2010

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 52 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

52 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 24, 2016	MBOT	F	2,084	$2.92	$6,085	27,308 Direct	-7.09%	Disposed	-99.6% (price as of 2026-08-20)
Jan. 27, 2016	MBOT	F	4,378	$0.35	$1,532	352,695 Direct	-1.23%	Disposed	-99.7% (price as of 2026-08-20)
Jan. 8, 2016	MBOT	F	28,457	$0.38	$10,814	357,073 Direct	-7.38%	Disposed	-99.8% (price as of 2026-08-20)
May 26, 2015	MBOT	F	9,170	$0.68	$6,236	385,530 Direct	-2.32%	Disposed	-99.9% (price as of 2026-08-20)
Jan. 27, 2015	MBOT	F	4,388	$1.07	$4,695	394,700 Direct	-1.10%	Disposed	-99.9% (price as of 2026-08-20)
Jan. 8, 2015	MBOT	A	65,500	—	—	399,088 Direct	+19.63%	Acquired	(price as of 2026-08-20)
Jan. 8, 2015	MBOT	A	195,000	—	—	333,588 Direct	+140.70%	Acquired	(price as of 2026-08-20)
June 1, 2014	MBOT	F	917	$1.39	$1,275	138,588 Direct	-0.66%	Disposed	-99.9% (price as of 2026-08-20)
May 24, 2014	MBOT	F	9,170	$1.40	$12,838	139,505 Direct	-6.17%	Disposed	-99.9% (price as of 2026-08-20)
June 1, 2013	MBOT	F	917	$1.76	$1,614	148,675 Direct	-0.61%	Disposed	-99.9% (price as of 2026-08-20)
May 24, 2013	MBOT	A	100,000	—	—	149,592 Direct	+201.65%	Acquired	(price as of 2026-08-20)
May 15, 2013	MBOT	F	510	$1.84	$938	49,592 Direct	-1.02%	Disposed	-99.9% (price as of 2026-08-20)
Jan. 27, 2013	MBOT	F	4,388	$1.69	$7,416	50,102 Direct	-8.05%	Disposed	-99.9% (price as of 2026-08-20)
June 1, 2012	MBOT	F	917	$0.68	$624	54,490 Direct	-1.66%	Disposed	-99.9% (price as of 2026-08-20)
May 15, 2012	MBOT	F	510	$0.85	$434	55,407 Direct	-0.91%	Disposed	-99.9% (price as of 2026-08-20)
Jan. 27, 2012	MBOT	A	40,000	—	—	55,917 Direct	+251.30%	Acquired	(price as of 2026-08-20)
June 1, 2011	MBOT	F	9,170	$0.66	$6,052	159,166 Direct	-5.45%	Disposed	-100.0% (price as of 2026-08-20)
May 15, 2011	MBOT	F	5,098	$0.77	$3,925	168,336 Direct	-2.94%	Disposed	-100.0% (price as of 2026-08-20)
March 11, 2011	MBOT	F	5,098	$0.77	$3,925	168,336 Direct	-2.94%	Disposed	-100.0% (price as of 2026-08-20)
March 11, 2011	MBOT	F	10,766	$0.81	$8,720	173,434 Direct	-5.84%	Disposed	-100.0% (price as of 2026-08-20)
June 1, 2010	MBOT	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
June 1, 2010	MBOT	A	100,000	—	—	184,200 Direct	+118.76%	Acquired	(price as of 2026-08-20)
May 18, 2010	MBOT	S	8,801	$1.06	$9,329	84,200 Direct	-9.46%	Disposed	-100.0% (price as of 2026-08-20)
May 15, 2010	MBOT	F	5,099	$1.09	$5,558	93,001 Direct	-5.20%	Disposed	-100.0% (price as of 2026-08-20)
March 16, 2010	MBOT	S	15,850	$1.21	$19,178	98,100 Direct	-13.91%	Disposed	-100.0% (price as of 2026-08-20)
March 10, 2010	MBOT	F	11,650	$1.22	$14,213	113,950 Direct	-9.28%	Disposed	-100.0% (price as of 2026-08-20)
May 15, 2009	MBOT	A	55,600	—	—	55,600 Direct	—	Acquired	(price as of 2026-08-20)
May 15, 2009	MBOT	A	55,600	—	—	125,600 Direct	+79.43%	Acquired	(price as of 2026-08-20)
May 12, 2009	MBOT	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 12, 2009	MBOT	S	10,000	$1.70	$17,000	70,000 Direct	-12.50%	Disposed	-100.0% (price as of 2026-08-20)
May 12, 2009	MBOT	M	10,000	$0.61	$6,100	80,000 Direct	+14.29%	Acquired	-100.0% (price as of 2026-08-20)
April 7, 2009	MBOT	M	10,000	—	—	20,000 Direct	-33.33%	Disposed	(price as of 2026-08-20)
April 7, 2009	MBOT	S	10,000	$1.61	$16,100	70,000 Direct	-12.50%	Disposed	-100.0% (price as of 2026-08-20)
April 7, 2009	MBOT	M	10,000	$0.61	$6,100	80,000 Direct	+14.29%	Acquired	-100.0% (price as of 2026-08-20)
April 2, 2009	MBOT	S	16,602	$1.73	$28,721	70,000 Direct	-19.17%	Disposed	-100.0% (price as of 2026-08-20)
April 2, 2009	MBOT	S	16,602	$1.73	$28,721	82,174 Direct	-16.81%	Disposed	-100.0% (price as of 2026-08-20)
March 10, 2009	MBOT	F	10,898	$1.71	$18,636	110,640 Direct	-8.97%	Disposed	-100.0% (price as of 2026-08-20)
March 10, 2008	MBOT	A	82,500	—	—	116,266 Direct	+244.33%	Acquired	(price as of 2026-08-20)
Aug. 23, 2007	MBOT	A	86,000	—	—	86,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2006	MBOT	J	509	$2.65	$1,349	30,362 Direct	+1.71%	Acquired	-100.0% (price as of 2026-08-20)
Sept. 29, 2006	MBOT	J	739	$2.13	$1,574	29,853 Direct	+2.54%	Acquired	-100.0% (price as of 2026-08-20)
July 21, 2006	MBOT	A	100,218	—	—	100,218 Direct	—	Acquired	(price as of 2026-08-20)
July 1, 2006	MBOT	A	69,782	—	—	69,782 Direct	—	Acquired	(price as of 2026-08-20)
June 30, 2006	MBOT	J	659	$2.05	$1,351	29,114 Direct	+2.32%	Acquired	-100.0% (price as of 2026-08-20)
March 31, 2006	MBOT	J	620	$3.58	$2,220	28,455 Direct	+2.23%	Acquired	-100.0% (price as of 2026-08-20)
Feb. 7, 2006	MBOT	A	150,000	$3.70	$555,000	150,000 Direct	—	Acquired	-100.0% (price as of 2026-08-20)
Dec. 30, 2005	MBOT	J	344	$3.45	$1,187	27,835 Direct	+1.25%	Acquired	-100.0% (price as of 2026-08-20)
Sept. 30, 2005	MBOT	J	251	$4.21	$1,057	27,491 Direct	+0.92%	Acquired	-100.0% (price as of 2026-08-20)
June 30, 2005	MBOT	J	329	$4.21	$1,385	27,240 Direct	+1.22%	Acquired	-100.0% (price as of 2026-08-20)
June 30, 2005	MBOT	J	794	$4.21	$3,343	27,705 Direct	+2.95%	Acquired	-100.0% (price as of 2026-08-20)
March 31, 2005	MBOT	J	621	$3.15	$1,956	26,911 Direct	+2.36%	Acquired	-100.0% (price as of 2026-08-20)
Dec. 31, 2004	MBOT	J	314	$4.23	$1,328	26,290 Direct	+1.21%	Acquired	-100.0% (price as of 2026-08-20)
Sept. 30, 2004	MBOT	J	738	$1.54	$1,137	25,976 Direct	+2.92%	Acquired	-100.0% (price as of 2026-08-20)
Sept. 3, 2004	MBOT	A	75,000	$1.53	$114,750	75,000 Direct	—	Acquired	-100.0% (price as of 2026-08-20)
June 30, 2004	MBOT	J	867	$1.53	$1,327	25,238 Direct	+3.56%	Acquired	-100.0% (price as of 2026-08-20)
March 31, 2004	MBOT	J	1,099	$1.68	$1,846	9,371 Direct	+13.29%	Acquired	-100.0% (price as of 2026-08-20)
Dec. 31, 2003	MBOT	J	642	$1.98	$1,271	8,272 Direct	+8.41%	Acquired	-100.0% (price as of 2026-08-20)
Sept. 30, 2003	MBOT	J	613	$1.78	$1,091	7,630 Direct	+8.74%	Acquired	-100.0% (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 1, 2010	MBOT	Stock Option (right to purchase)	Common Stock (25,000)	$1.02	June 1, 2020	25,000	Acquired
May 15, 2009	MBOT	Stock Option (right to purchase)	Common Stock (55,600)	$1.75	May 15, 2019	55,600	Acquired
May 12, 2009	MBOT	Stock Option (right to buy)	Common Stock (10,000)	$0.61	Oct. 7, 2012	10,000	Disposed
April 7, 2009	MBOT	Stock Option (right to buy)	Common Stock (10,000)	$0.61	Oct. 7, 2012	10,000	Disposed
Aug. 23, 2007	MBOT	Stock Option (right to purchase)	Common Stock (86,000)	$2.21	Aug. 23, 2017	86,000	Acquired
July 21, 2006	MBOT	Stock Option (right to purchase)	Common Stock (100,218)	$2.00	July 21, 2016	100,218	Acquired
July 1, 2006	MBOT	Stock Appreciation Right	Common Stock [F3] (69,782)	$2.00	July 21, 2016	69,782	Acquired
Feb. 7, 2006	MBOT	Stock Option (right to purchase)	Common Stock (150,000)	$3.70	Feb. 7, 2016	150,000	Acquired
Sept. 3, 2004	MBOT	Stock Option (right to purchase)	Common Stock (75,000)	$1.53	Sept. 3, 2014	75,000	Acquired

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

Initial ownership (Form 3) 11 holdings

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

Date	Ticker	Security	Shares	Ownership
March 24, 2004	MBOT	Common Stock	15,000	Direct
March 24, 2004	MBOT	Common Stock	7,017	Direct
March 24, 2004	MBOT	Stock Option (Right to Buy)→ Common Stock (14,250)	14,250	Direct
March 24, 2004	MBOT	Stock Option (Right to Buy)→ Common Stock (10,000)	10,000	Direct
March 24, 2004	MBOT	Stock Option (Right to Buy)→ Common Stock (4,200)	4,200	Direct
March 24, 2004	MBOT	Stock Option (Right to Buy)→ Common Stock (10,000)	10,000	Direct
March 24, 2004	MBOT	Stock Option (Right to Buy)→ Common Stock (30,000)	30,000	Direct
July 31, 2003	MBOT	Stock Option (Right to Buy)→ Common Stock (14,250)	14,250	Direct
July 31, 2003	MBOT	Stock Option (Right to Buy)→ Common Stock	—	Direct
July 31, 2003	MBOT	Stock Option (Right to Buy)→ Common Stock (10,000)	10,000	Direct
July 31, 2003	MBOT	Stock Option (Right to Buy)→ Common Stock (30,000)	30,000	Direct