Thomas J.W. Dittrich

Insider

First SEC filing: Aug. 2, 2011 · Latest: Aug. 2, 2011

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

AMGN selling May 21, 2014

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 54 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

54 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 21, 2014	AMGN	M	2,150	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 21, 2014	AMGN	M	1,980	—	—	2,040 Direct	-49.25%	Disposed	(price as of 2026-08-20)
May 21, 2014	AMGN	S	4,130	$112.83	$465,988	18,589 Direct	-18.18%	Disposed	286.6% (price as of 2026-08-20)
May 21, 2014	AMGN	M	2,150	$58.43	$125,624	22,719 Direct	+10.45%	Acquired	646.5% (price as of 2026-08-20)
May 21, 2014	AMGN	M	1,980	$54.69	$108,286	20,569 Direct	+10.65%	Acquired	697.6% (price as of 2026-08-20)
April 27, 2014	AMGN	F	10	$111.41	$1,114	18,589 Direct	-0.05%	Disposed	291.5% (price as of 2026-08-20)
April 27, 2014	AMGN	F	255	$111.41	$28,410	18,599 Direct	-1.35%	Disposed	291.5% (price as of 2026-08-20)
April 26, 2014	AMGN	F	170	$111.41	$18,940	18,854 Direct	-0.89%	Disposed	291.5% (price as of 2026-08-20)
April 25, 2014	AMGN	A	681	—	—	19,024 Direct	+3.71%	Acquired	(price as of 2026-08-20)
April 25, 2014	AMGN	F	312	$113.72	$35,481	18,343 Direct	-1.67%	Disposed	283.6% (price as of 2026-08-20)
March 14, 2014	AMGN	F	2,316	$123.96	$287,091	18,655 Direct	-11.04%	Disposed	251.9% (price as of 2026-08-20)
March 5, 2014	AMGN	A	4,207	—	—	20,971 Direct	+25.10%	Acquired	(price as of 2026-08-20)
May 22, 2013	AMGN	M	2,000	$50.44	$100,880	18,733 Direct	+11.95%	Acquired	764.8% (price as of 2026-08-20)
May 22, 2013	AMGN	M	2,150	$58.43	$125,624	20,883 Direct	+11.48%	Acquired	646.5% (price as of 2026-08-20)
May 22, 2013	AMGN	M	1,980	$54.69	$108,286	22,863 Direct	+9.48%	Acquired	697.6% (price as of 2026-08-20)
May 22, 2013	AMGN	S	6,130	$104.78	$642,301	16,733 Direct	-26.81%	Disposed	316.3% (price as of 2026-08-20)
May 22, 2013	AMGN	M	2,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 22, 2013	AMGN	M	2,150	—	—	2,150 Direct	-50.00%	Disposed	(price as of 2026-08-20)
May 22, 2013	AMGN	M	1,980	—	—	4,020 Direct	-33.00%	Disposed	(price as of 2026-08-20)
April 28, 2013	AMGN	F	91	$108.38	$9,863	16,733 Direct	-0.54%	Disposed	302.5% (price as of 2026-08-20)
April 26, 2013	AMGN	F	98	$108.66	$10,649	16,824 Direct	-0.58%	Disposed	301.4% (price as of 2026-08-20)
April 26, 2013	AMGN	A	942	—	—	16,922 Direct	+5.89%	Acquired	(price as of 2026-08-20)
April 25, 2013	AMGN	F	179	$104.93	$18,782	15,980 Direct	-1.11%	Disposed	315.7% (price as of 2026-08-20)
March 15, 2013	AMGN	F	1,121	$92.18	$103,334	16,159 Direct	-6.49%	Disposed	373.2% (price as of 2026-08-20)
March 6, 2013	AMGN	A	3,540	—	—	17,273 Direct	+25.78%	Acquired	(price as of 2026-08-20)
July 31, 2012	AMGN	M	2,150	—	—	4,300 Direct	-33.33%	Disposed	(price as of 2026-08-20)
July 31, 2012	AMGN	M	2,000	—	—	2,000 Direct	-50.00%	Disposed	(price as of 2026-08-20)
July 31, 2012	AMGN	M	3,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 31, 2012	AMGN	M	25,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 31, 2012	AMGN	S	32,150	$82.69	$2,658,484	13,721 Direct	-70.09%	Disposed	427.5% (price as of 2026-08-20)
July 31, 2012	AMGN	M	2,150	$58.43	$125,624	45,871 Direct	+4.92%	Acquired	646.5% (price as of 2026-08-20)
July 31, 2012	AMGN	M	2,000	$50.44	$100,880	43,721 Direct	+4.79%	Acquired	764.8% (price as of 2026-08-20)
July 31, 2012	AMGN	M	3,000	$42.13	$126,390	41,721 Direct	+7.75%	Acquired	935.3% (price as of 2026-08-20)
July 31, 2012	AMGN	M	25,000	$69.83	$1,745,750	38,721 Direct	+182.20%	Acquired	524.6% (price as of 2026-08-20)
April 29, 2012	AMGN	F	233	$71.64	$16,692	13,714 Direct	-1.67%	Disposed	508.9% (price as of 2026-08-20)
April 28, 2012	AMGN	F	78	$71.64	$5,588	13,947 Direct	-0.56%	Disposed	508.9% (price as of 2026-08-20)
April 27, 2012	AMGN	A	1,400	—	—	14,025 Direct	+11.09%	Acquired	(price as of 2026-08-20)
April 26, 2012	AMGN	F	84	$70.19	$5,896	12,625 Direct	-0.66%	Disposed	521.4% (price as of 2026-08-20)
March 16, 2012	AMGN	F	283	$68.26	$19,318	12,709 Direct	-2.18%	Disposed	539.0% (price as of 2026-08-20)
March 14, 2012	AMGN	A	1,040	—	—	12,992 Direct	+8.70%	Acquired	(price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	2,150	—	—	6,450 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	4,000	—	—	4,000 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	9,000	—	—	3,000 Direct	-75.00%	Disposed	(price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	11,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 30, 2012	AMGN	S	26,150	$68.26	$1,784,999	11,952 Direct	-68.63%	Disposed	539.0% (price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	2,150	$58.43	$125,624	38,102 Direct	+5.98%	Acquired	646.5% (price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	4,000	$50.44	$201,760	35,952 Direct	+12.52%	Acquired	764.8% (price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	9,000	$42.13	$379,170	31,952 Direct	+39.21%	Acquired	935.3% (price as of 2026-08-20)
Jan. 30, 2012	AMGN	M	11,000	$62.55	$688,050	22,952 Direct	+92.03%	Acquired	597.3% (price as of 2026-08-20)
July 31, 2011	AMGN	F	679	$54.70	$37,141	11,952 Direct	-5.38%	Disposed	697.4% (price as of 2026-08-20)
April 29, 2011	AMGN	F	233	$57.14	$13,314	11,774 Direct	-1.94%	Disposed	663.4% (price as of 2026-08-20)
April 28, 2011	AMGN	F	78	$56.82	$4,432	12,007 Direct	-0.65%	Disposed	667.7% (price as of 2026-08-20)
April 26, 2011	AMGN	F	84	$54.69	$4,594	12,085 Direct	-0.69%	Disposed	697.6% (price as of 2026-08-20)
April 25, 2011	AMGN	A	6,000	$54.69	$328,140	6,000 Direct	—	Acquired	697.6% (price as of 2026-08-20)
April 25, 2011	AMGN	A	1,714	—	—	12,169 Direct	+16.39%	Acquired	(price as of 2026-08-20)
March 11, 2011	AMGN	F	672	$51.84	$34,836	10,455 Direct	-6.04%	Disposed	741.4% (price as of 2026-08-20)
March 2, 2011	AMGN	A	2,503	—	—	11,127 Direct	+29.02%	Acquired	(price as of 2026-08-20)
Dec. 2, 2010	AMGN	S	3,500	$53.60	$187,600	8,624 Direct	-28.87%	Disposed	713.8% (price as of 2026-08-20)
July 31, 2010	AMGN	F	677	$54.53	$36,917	12,124 Direct	-5.29%	Disposed	699.9% (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
May 21, 2014	AMGN	Nqso (Right to Buy)	Common Stock (2,150)	$58.43	April 26, 2020	2,150	Disposed
May 21, 2014	AMGN	Nqso (Right to Buy)	Common Stock (1,980)	$54.69	April 25, 2021	1,980	Disposed
May 22, 2013	AMGN	Nqso (Right to Buy)	Common Stock (2,000)	$50.44	April 28, 2016	2,000	Disposed
May 22, 2013	AMGN	Nqso (Right to Buy)	Common Stock (2,150)	$58.43	April 26, 2020	2,150	Disposed
May 22, 2013	AMGN	Nqso (Right to Buy)	Common Stock (1,980)	$54.69	April 25, 2021	1,980	Disposed
July 31, 2012	AMGN	Nqso (Right to Buy)	Common Stock (2,150)	$58.43	April 26, 2020	2,150	Disposed
July 31, 2012	AMGN	Nqso (Right to Buy)	Common Stock (2,000)	$50.44	April 28, 2016	2,000	Disposed
July 31, 2012	AMGN	Nqso (Right to Buy)	Common Stock (3,000)	$42.13	April 29, 2015	3,000	Disposed
July 31, 2012	AMGN	Nqso (Right to Buy)	Common Stock (25,000)	$69.83	May 15, 2013	25,000	Disposed
Jan. 30, 2012	AMGN	Nqso (Right to Buy)	Common Stock (2,150)	$58.43	April 26, 2020	2,150	Disposed
Jan. 30, 2012	AMGN	Nqso (Right to Buy)	Common Stock (4,000)	$50.44	April 28, 2016	4,000	Disposed
Jan. 30, 2012	AMGN	Nqso (Right to Buy)	Common Stock (9,000)	$42.13	April 29, 2015	9,000	Disposed
Jan. 30, 2012	AMGN	Nqso (Right to Buy)	Common Stock (11,000)	$62.55	April 26, 2014	11,000	Disposed
April 25, 2011	AMGN	Nqso (Right to Buy)	Common Stock (6,000)	$54.69	April 25, 2021	6,000	Acquired

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

Initial ownership (Form 3) 7 holdings

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

Date	Ticker	Security	Shares	Ownership
Aug. 2, 2011	AMGN	Common Stock	—	Direct
May 18, 2010	AMGN	Common Stock	—	Direct
May 18, 2010	AMGN	Nqso (Right to Buy)→ Common Stock	—	Direct
May 18, 2010	AMGN	Nqso (Right to Buy)→ Common Stock	—	Direct
May 18, 2010	AMGN	Nqso (Right to Buy)→ Common Stock	—	Direct
May 18, 2010	AMGN	Nqso (Right to Buy)→ Common Stock	—	Direct
May 18, 2010	AMGN	Nqso (Right to Buy)→ Common Stock	—	Direct