Insider · CIK 0001259993

GARRISON DAVID A

Reports to the SEC for 3 companies · FITCHBURG, MA

sec.gov

Transactions

Companies

Filings

CIK

0001259993

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-06-02	HHSHARTE HANKS INCA Award	Chief Financial Officer	AAward	+25K sh	$4.55	+$114K	25,000
2024-11-25	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+850 sh	$5.80	+$4,934.25	13,129
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+765 sh	$6.65	+$5,087.25	9,199
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+1,441 sh	$6.60	+$9,510.6	10,640
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+1,500 sh	$6.50	+$9,750	12,140
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+69 sh	$6.59	+$454.71	12,209
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+25 sh	$6.54	+$163.5	12,279
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+45 sh	$6.54	+$294.3	12,254
2024-11-18	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+59 sh	$6.40	+$377.6	8,434
2024-08-12	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+400 sh	$6.92	+$2,768	8,275
2024-08-12	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+3,750 sh	$7.05	+$26.4K	7,875
2024-08-12	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+100 sh	$6.86	+$686	8,375
2024-05-13	HHSHARTE HANKS INCP Purchase	Chief Financial Officer	PPurchase	+4,125 sh	$7.20	+$29.7K	4,125
2024-01-30	HHSHARTE HANKS INC · Option to buy Common SharesA Award	Chief Financial Officer	AAward	+64.6K sh	$7.74	+$500K	64,600
2016-05-16	TGENTECOGEN INC. · Stock Option (Right to Buy)A Award	CFO, Treasurer and Secretary	AAward	+6,362 sh	$3.93	+$25K	6,362
2015-06-01	TGENTECOGEN INC.P Purchase	CFO, Treasurer and Secretary	PPurchase	+1,000 sh	$4.32	+$4,319	10,000
2015-05-29	TGENTECOGEN INC.P Purchase	CFO, Treasurer and Secretary	PPurchase	+100 sh	$4.30	+$430	9,000
2015-05-28	TGENTECOGEN INC.P Purchase	CFO, Treasurer and Secretary	PPurchase	+400 sh	$4.30	+$1,720	8,900
2014-12-02	TGENTECOGEN INC.P Purchase	CFO, Treasurer and Secretary	PPurchase	+4,050 sh	$5.54	+$22.5K	8,500
2014-11-26	TGENTECOGEN INC.P Purchase	CFO, Treasurer and Secretary	PPurchase	+4,450 sh	$5.74	+$25.5K	4,450
2012-12-06	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+100 sh	$2.58	+$258	22,000
2012-12-06	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+300 sh	$2.57	+$771	21,900
2012-12-06	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+1,600 sh	$2.58	+$4,128	23,600
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+488 sh	$2.25	+$1,098	18,088
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+100 sh	$2.46	+$246	18,188
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+100 sh	$2.47	+$247	18,288
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+20 sh	$2.50	+$50	18,308
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+200 sh	$2.51	+$502	18,508
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+1,205 sh	$2.53	+$3,048.65	19,713
2012-12-05	MICRON SOLUTIONS INC /DE/A Award	Chief Financial Officer	AAward	+1,887 sh	$2.55	+$4,811.85	21,600
2011-08-30	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+500 sh	$3.62	+$1,810	17,600
2011-08-30	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+200 sh	$3.74	+$748	17,100
2011-08-29	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+100 sh	$3.79	+$379	14,900
2011-08-29	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+200 sh	$3.79	+$758	15,100
2011-08-29	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+1,100 sh	$3.80	+$4,178.68	16,200
2011-08-29	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+700 sh	$3.75	+$2,625	16,900
2011-08-26	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+4,800 sh	$3.75	+$18K	14,800
2011-06-06	MICRON SOLUTIONS INC /DE/Stock OptionA Award	Chief Financial Officer	AAward	+10K sh	$5.73	+$57.3K	10,000
2011-06-06	MICRON SOLUTIONS INC /DE/Stock OptionA Award	Chief Financial Officer	AAward	+10K sh	$5.73	+$57.3K	40,500
2011-05-19	MICRON SOLUTIONS INC /DE/Stock OptionA Award	Chief Financial Officer	AAward	+10K sh	$9.86	+$98.6K	30,500
2011-05-19	MICRON SOLUTIONS INC /DE/Stock OptionA Award	Chief Financial Officer	AAward	+10K sh	$9.86	+$98.6K	10,000
2010-01-04	MICRON SOLUTIONS INC /DE/Stock OptionsA Award	Chief Financial Officer	AAward	+5,000 sh	—	—	20,500
2009-09-15	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+414 sh	$3.07	+$1,270.98	8,214
2009-09-15	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+286 sh	$3.02	+$863.72	8,500
2009-09-15	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+900 sh	$3.06	+$2,758.5	9,400
2009-09-15	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+600 sh	$3.07	+$1,841.4	10,000
2009-09-14	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+100 sh	$3.10	+$310	7,800
2009-09-14	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+300 sh	$3.13	+$939	7,200
2009-09-14	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+200 sh	$3.12	+$624	7,400
2009-09-14	MICRON SOLUTIONS INC /DE/P Purchase	Chief Financial Officer	PPurchase	+300 sh	$3.11	+$933	7,700

Recent filings

Accepted (ET)
Jul 34
GARRISON DAVID A0000045919-25-000046
SEC(opens sec.gov)
Nov 254
GARRISON DAVID A0000045919-24-000088
SEC(opens sec.gov)
Nov 184
GARRISON DAVID A0000045919-24-000086
SEC(opens sec.gov)
Aug 124
GARRISON DAVID A0000045919-24-000065
SEC(opens sec.gov)
May 134
GARRISON DAVID A0001259993-24-000004
SEC(opens sec.gov)
Feb 14
GARRISON DAVID A0001259993-24-000002
SEC(opens sec.gov)
May 184
TECOGEN INC.0001537435-16-000127
SEC(opens sec.gov)
Jun 14
TECOGEN INC.0001537435-15-000025
SEC(opens sec.gov)
Dec 44
TECOGEN INC.0001537435-14-000102
SEC(opens sec.gov)
Dec 14
TECOGEN INC.0001537435-14-000098
SEC(opens sec.gov)

Companies

Address

25 SAWYER PASSWAY

FITCHBURG, MA, 01420