MAYER GUY L

Director at SPIRE Corp · on record since Jan 4, 2006
Director at TUTOGEN MEDICAL INC · on record since May 12, 2006
CEO at TUTOGEN MEDICAL INC · on record since May 12, 2006
Director at RTI SURGICAL, INC. · on record since Feb 29, 2008
President at RTI SURGICAL, INC. · on record since Feb 29, 2008

Insider trading activity of MAYER GUY L

Transactions on record: 52; since Jul 1, 2004

Open-market buys: 4; $65.5K

Open-market sells: 2; $101.1K

Companies traded: 3; last filing Apr 4, 2013

Figures computed from official regulatory filings — .

Companies where MAYER GUY L has traded

SPIRE Corp38 tx · $563.9K · Apr 4, 2013
RTI SURGICAL, INC.5 tx · $65.5K · Feb 12, 2009
TUTOGEN MEDICAL INC9 tx · Nov 20, 2007

Track record of MAYER GUY L

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of MAYER GUY L

Co-insiders of MAYER GUY L

HENSELER UDORTI SURGICAL, INC. +2
Crowninshield Roy DRTI SURGICAL, INC. +1
FREEMAN NEAL BRTI SURGICAL, INC. +1
Johnston Lee Robert JrRTI SURGICAL, INC. +1
Pering Claude ORTI SURGICAL, INC. +1
Seliga Clifton JRTI SURGICAL, INC. +1
Smith Adrian J RRTI SURGICAL, INC. +1
Allen Roderick NRTI SURGICAL, INC.
BARNES LOUIS ERTI SURGICAL, INC.
Bartolucci Ryan MRTI SURGICAL, INC.
BERGY DEAN HRTI SURGICAL, INC.
Blakely Christie JRTI SURGICAL, INC.
Bowler Julianne MRTI SURGICAL, INC.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
SPIRE CorpListing unverified	Apr 4, 2013	AwardD (derivative)	2,000	0.62 USD	$1.2K		SEC
SPIRE CorpListing unverified	Nov 19, 2012	AwardD (derivative)	2,000	0.49 USD	$980		SEC
SPIRE CorpListing unverified	Aug 20, 2012	AwardD (derivative)	2,000	0.55 USD	$1.1K		SEC
SPIRE CorpListing unverified	May 21, 2012	AwardD (derivative)	2,000	0.86 USD	$1.7K		SEC
SPIRE CorpListing unverified	Apr 5, 2012	AwardD (derivative)	2,000	1.08 USD	$2.2K		SEC
SPIRE CorpListing unverified	Nov 18, 2011	AwardD (derivative)	2,000	0.78 USD	$1.6K		SEC
SPIRE CorpListing unverified	Aug 22, 2011	AwardD (derivative)	2,000	2.04 USD	$4.1K		SEC
SPIRE CorpListing unverified	May 23, 2011	AwardD (derivative)	2,000	3.82 USD	$7.6K		SEC
SPIRE CorpListing unverified	Mar 23, 2011	AwardD (derivative)	2,000	4.65 USD	$9.3K		SEC
SPIRE CorpListing unverified	Nov 19, 2010	AwardD (derivative)	2,000	5.18 USD	$10.4K		SEC
SPIRE CorpListing unverified	Aug 10, 2010	AwardD (derivative)	2,000	4.18	$8.4K		SEC
SPIRE CorpListing unverified	May 21, 2010	AwardD (derivative)	2,000	3.49	$7K		SEC
SPIRE CorpListing unverified	Mar 16, 2010	AwardD (derivative)	2,000	4.80	$9.6K		SEC
SPIRE CorpListing unverified	Nov 23, 2009	AwardD (derivative)	2,000	4.57	$9.1K		SEC
SPIRE CorpListing unverified	Aug 21, 2009	AwardD (derivative)	2,000	4.72	$9.4K		SEC
SPIRE CorpListing unverified	May 26, 2009	AwardD (derivative)	2,000	6.24	$12.5K		SEC
SPIRE CorpListing unverified	Mar 23, 2009	AwardD (derivative)	2,000	3.50	$7K		SEC
RTI SURGICAL, INC.Listing unverified	Feb 12, 2009	AwardD (derivative)	20,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SPIRE CorpListing unverified	Dec 18, 2008	AwardD (derivative)	2,000	5.46	$10.9K		SEC
RTI SURGICAL, INC.Listing unverified	Nov 5, 2008	Buy	2,540	3.19	$8.1K	conv 69Cluster	SEC
RTI SURGICAL, INC.Listing unverified	Nov 5, 2008	Buy	2,222	3.19	$7.1K	conv 69Cluster	SEC
SPIRE CorpListing unverified	Aug 22, 2008	AwardD (derivative)	2,000	9.70	$19.4K		SEC
RTI SURGICAL, INC.Listing unverified	Aug 6, 2008	Buy	5,200	8.18	$42.5K	conv 70First in 12mo	SEC
RTI SURGICAL, INC.Listing unverified	Aug 6, 2008	Buy	950	8.19	$7.8K	conv 50First in 12mo	SEC
SPIRE CorpListing unverified	May 27, 2008	AwardD (derivative)	2,000	15.73	$31.5K	Unusual size	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
SPIRE CorpListing unverified	Apr 4, 2013	AwardD (derivative)	2,000	0.62 USD	$1.2K		SEC
SPIRE CorpListing unverified	Nov 19, 2012	AwardD (derivative)	2,000	0.49 USD	$980		SEC
SPIRE CorpListing unverified	Aug 20, 2012	AwardD (derivative)	2,000	0.55 USD	$1.1K		SEC
SPIRE CorpListing unverified	May 21, 2012	AwardD (derivative)	2,000	0.86 USD	$1.7K		SEC
SPIRE CorpListing unverified	Apr 5, 2012	AwardD (derivative)	2,000	1.08 USD	$2.2K		SEC
SPIRE CorpListing unverified	Nov 18, 2011	AwardD (derivative)	2,000	0.78 USD	$1.6K		SEC
SPIRE CorpListing unverified	Aug 22, 2011	AwardD (derivative)	2,000	2.04 USD	$4.1K		SEC
SPIRE CorpListing unverified	May 23, 2011	AwardD (derivative)	2,000	3.82 USD	$7.6K		SEC
SPIRE CorpListing unverified	Mar 23, 2011	AwardD (derivative)	2,000	4.65 USD	$9.3K		SEC
SPIRE CorpListing unverified	Nov 19, 2010	AwardD (derivative)	2,000	5.18 USD	$10.4K		SEC
SPIRE CorpListing unverified	Aug 10, 2010	AwardD (derivative)	2,000	4.18	$8.4K		SEC
SPIRE CorpListing unverified	May 21, 2010	AwardD (derivative)	2,000	3.49	$7K		SEC
SPIRE CorpListing unverified	Mar 16, 2010	AwardD (derivative)	2,000	4.80	$9.6K		SEC
SPIRE CorpListing unverified	Nov 23, 2009	AwardD (derivative)	2,000	4.57	$9.1K		SEC
SPIRE CorpListing unverified	Aug 21, 2009	AwardD (derivative)	2,000	4.72	$9.4K		SEC
SPIRE CorpListing unverified	May 26, 2009	AwardD (derivative)	2,000	6.24	$12.5K		SEC
SPIRE CorpListing unverified	Mar 23, 2009	AwardD (derivative)	2,000	3.50	$7K		SEC
RTI SURGICAL, INC.Listing unverified	Feb 12, 2009	AwardD (derivative)	20,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SPIRE CorpListing unverified	Dec 18, 2008	AwardD (derivative)	2,000	5.46	$10.9K		SEC
RTI SURGICAL, INC.Listing unverified	Nov 5, 2008	Buy	2,540	3.19	$8.1K	conv 69Cluster	SEC
RTI SURGICAL, INC.Listing unverified	Nov 5, 2008	Buy	2,222	3.19	$7.1K	conv 69Cluster	SEC
SPIRE CorpListing unverified	Aug 22, 2008	AwardD (derivative)	2,000	9.70	$19.4K		SEC
RTI SURGICAL, INC.Listing unverified	Aug 6, 2008	Buy	5,200	8.18	$42.5K	conv 70First in 12mo	SEC
RTI SURGICAL, INC.Listing unverified	Aug 6, 2008	Buy	950	8.19	$7.8K	conv 50First in 12mo	SEC
SPIRE CorpListing unverified	May 27, 2008	AwardD (derivative)	2,000	15.73	$31.5K	Unusual size	SEC