Detlef Bierbaum — SEC Insider Profile, Roles & Companies

Insider at

04

05

0 buys (P) 0 sells (S) Net: $0 + 10 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

10 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 19, 2015	EEA	J	36	$8.61	$310	3,140 Direct	+1.16%	Acquired	20.3% (price as of 2026-10-02)
June 19, 2015	GF	J	81	$14.99	$1,214	3,427 Direct	+2.42%	Acquired	-29.6% (price as of 2026-10-02)
Jan. 28, 2015	GF	J	666	$14.23	$9,477	3,346 Direct	+24.85%	Acquired	-25.9% (price as of 2026-10-02)
Jan. 28, 2015	CEE	J	171	$20.03	$3,425	3,695 Direct	+4.85%	Acquired	-9.5% (price as of 2026-10-02)
June 20, 2014	GF	J	108	$19.07	$2,060	2,680 Direct	+4.20%	Acquired	-44.7% (price as of 2026-10-02)
June 20, 2014	GF	J	37	$9.14	$338	3,104 Direct	+1.21%	Acquired	15.4% (price as of 2026-10-02)
Jan. 31, 2014	CEE	J	295	$27.26	$8,042	3,524 Direct	+9.14%	Acquired	-33.5% (price as of 2026-10-02)
Jan. 31, 2014	GF	J	493	$18.89	$9,313	2,572 Direct	+23.71%	Acquired	-44.2% (price as of 2026-10-02)
June 22, 2012	EEA	P	67	$6.01	$403	3,067 Direct	+2.23%	Acquired	72.4% (price as of 2026-10-02)
Jan. 27, 2012	CEE	J	229	$32.61	$7,468	3,229 Direct	+7.63%	Acquired	-44.4% (price as of 2026-10-02)
Jan. 27, 2012	GF	J	79	$13.85	$1,094	2,079 Direct	+3.95%	Acquired	-23.8% (price as of 2026-10-02)
Feb. 23, 2011	EEA	P	3,000	$7.89	$23,670	3,000 Direct	·	Acquired	31.3% (price as of 2026-10-02)
Feb. 16, 2011	GF	P	2,000	$16.86	$33,720	2,000 Direct	·	Acquired	-37.4% (price as of 2026-10-02)
Feb. 16, 2011	CEE	P	3,000	$42.94	$128,820	3,000 Direct	·	Acquired	-57.8% (price as of 2026-10-02)

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.

07

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

Date	Ticker	Security	Shares	Ownership
June 26, 2008	GF	Common	0	Direct