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Sec Filings Insider Trading - Mayer Guy L - Portfolio Holdings (Majority Ownership)
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"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch ==>> What is insider trading>>
Insider Trading Transactions for Mayer Guy L
MAYER GUY L: Insider Trading and Stock Options
Common stock purchase or sale:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2008-11-04
Purchase		 2008-11-05
3:01 pm		 RTI Biologics, Inc. RTIX MAYER GUY L
(President)		 4,762 $3.19 $15,191 2,540
(Indirect)		 View
2008-08-05
Purchase		 2008-08-06
12:58 pm		 RTI Biologics, Inc. RTIX MAYER GUY L
(President)		 6,150 $8.182 $50,316 6,150
(Direct)		 View
2005-09-29
Sale		 2005-10-03
4:58 pm		 SPIRE CORP SPIR MAYER GUY L
(Director)		 10,000 $10.11 $101,050 0
(Direct)		 View
Other transactions:
Transaction
& Date		 Reported
Date		 Company Symbol Insider
Relationship		 Shares
Traded		 Average
Price		 Total
Amount		 Shares
Ownership		 Filing
2005-09-29
Exercise		 2005-10-03
4:58 pm		 SPIRE CORP SPIR MAYER GUY L
(Director)		 10,000 $6.05 $60,500 10,000
(Direct)		 View
Stock options: Exercise, Award, Grant, Conversion
Transaction
& Date		 Reported
Date		 Exercisable
Expiration		 Company Symbol Insider
Relationship		 Shares
Traded		 Conversion
Price		 Shares
Ownership		 Filing
2008-08-21
Option Award		 2008-08-22
5:04 pm		 2008-08-21
2018-08-21		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $9.7 2,000
(Direct)		 View
2008-05-22
Option Award		 2008-05-27
7:10 pm		 2008-05-22
2018-05-22		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $15.73 2,000
(Direct)		 View
2008-03-18
Option Award		 2008-03-19
5:18 pm		 2008-03-18
2018-03-18		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $12.75 2,000
(Direct)		 View
2007-11-16
Option Award		 2007-11-20
3:40 pm		 2007-11-16
2017-11-16		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $11.6 393,750
(Direct)		 View
2007-11-16
Option Award		 2007-11-20
3:40 pm		 2008-11-16
2017-11-16		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $11.6 412,500
(Direct)		 View
2007-11-16
Option Award		 2007-11-20
3:40 pm		 2009-11-16
2017-11-16		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $11.6 431,250
(Direct)		 View
2007-11-16
Option Award		 2007-11-20
3:40 pm		 2010-11-16
2017-11-16		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $11.6 450,000
(Direct)		 View
2007-11-15
Option Award		 2007-11-19
8:13 pm		 2007-11-15
2017-11-15		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $14.88 2,000
(Direct)		 View
2007-08-16
Option Award		 2007-08-17
3:26 pm		 2007-08-16
2017-08-16		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $9.15 2,000
(Direct)		 View
2007-05-17
Option Award		 2007-05-18
7:53 pm		 2007-05-17
2017-05-17		 SPIRE CORP SPIR MAYER GUY L
(Director)		 2,000 $9.6 2,000
(Direct)		 View
2006-11-06
Option Award		 2007-03-16
3:14 pm		 2006-11-06
2016-11-06		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $6.01 318,750
(Direct)		 View
2007-11-06
Option Award		 2007-03-16
3:14 pm		 2007-11-06
2016-11-06		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $6.01 337,500
(Direct)		 View
2008-11-06
Option Award		 2007-03-16
3:14 pm		 2008-11-06
2016-11-06		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $6.01 356,250
(Direct)		 View
2009-11-06
Option Award		 2007-03-16
3:14 pm		 2009-11-06
2016-11-06		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 18,750 $6.01 375,000
(Direct)		 View
2006-09-29
Option Award		 2006-10-03
11:29 am		 2007-09-29
2016-09-28		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $7.02 1,250
(Direct)		 View
2006-06-30
Option Award		 2006-07-05
5:10 pm		 2007-06-30
2016-06-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $7.53 1,250
(Direct)		 View
2005-09-26
Option Award		 2006-05-12
1:51 pm		 2005-09-26
2015-09-25		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 12,500 $4.17 262,500
(Direct)		 View
2005-09-26
Option Award		 2006-05-12
1:51 pm		 2006-09-26
2015-09-25		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 12,500 $4.17 275,000
(Direct)		 View
2005-09-26
Option Award		 2006-05-12
1:51 pm		 2007-09-26
2015-09-25		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 12,500 $4.17 287,500
(Direct)		 View
2005-09-26
Option Award		 2006-05-12
1:51 pm		 2008-09-26
2015-09-25		 TUTOGEN MEDICAL INC TTG MAYER GUY L
(CEO
Director)		 12,500 $4.17 300,000
(Direct)		 View
2006-03-31
Option Award		 2006-04-04
12:29 pm		 2007-03-31
2016-03-31		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $8.4 1,250
(Direct)		 View
2005-12-30
Option Award		 2006-01-04
3:03 pm		 2006-12-30
2015-12-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $7.45 1,250
(Direct)		 View
2005-09-30
Option Award		 2005-10-03
4:58 pm		 2006-09-30
2015-09-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $10.74 1,250
(Direct)		 View
2005-09-29
Exercise		 2005-10-03
4:58 pm		 2002-06-06
2011-06-06		 SPIRE CORP SPIR MAYER GUY L
(Director)		 10,000 $6.05 0
(Direct)		 View
2005-06-30
Option Award		 2005-07-01
3:10 pm		 2006-06-30
2015-06-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $6.36 1,250
(Direct)		 View
2005-03-31
Option Award		 2005-04-04
2:23 pm		 2006-03-31
2015-03-31		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $4.9 1,250
(Direct)		 View
2004-12-31
Option Award		 2005-01-04
3:36 pm		 2005-12-31
2014-12-31		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $4.39 1,250
(Direct)		 View
2004-09-30
Option Award		 2004-10-01
5:10 pm		 2005-09-30
2014-09-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $4.79 1,250
(Direct)		 View
2004-06-30
Option Award		 2004-07-01
4:12 pm		 2005-06-30
2014-06-30		 SPIRE CORP SPIR MAYER GUY L
(Director)		 1,250 $5.74 1,250
(Direct)		 View