Zhou Rong

Insider CIK 1645326 · AMPH Senior EVP, Production Center

Track record PRO

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Track record

See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.

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Trades across companies

Ticker	Code	Trade	Filed	Shares	Price	Value	Owned after
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2026-09-16	2026-09-17	10,000	—	$0	19,424	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2026-09-16	2026-09-17	10,000	$13.35	$133.5K	179,203	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2026-09-16	2026-09-17	10,000	$23.94	$239.4K	169,203	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2026-09-16	2026-09-17	10,000	—	$0	19,424	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2026-09-16	2026-09-17	10,000	$23.94	$239.4K	169,203	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2026-09-16	2026-09-17	10,000	$13.35	$133.5K	179,203	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2026-09-02	2026-09-03	3,187	$23.63	$75.3K	169,203	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2026-09-02	2026-09-03	3,187	$23.63	$75.3K	169,203	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2026-03-15	2026-03-17	1,225	$18.18	$22.3K	171,554	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2026-03-10	2026-03-11	2,215	$18.91	$41.9K	172,779	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2026-03-09	2026-03-11	81,341	—	$0	81,341	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2026-03-09	2026-03-11	39,432	—	$0	174,994	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2026-03-06	2026-03-10	1,357	$19.34	$26.2K	135,562	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2026-03-04	2026-03-06	1,124	$19.96	$22.4K	136,919	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2025-12-17	2025-12-18	9,787	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2025-12-17	2025-12-18	9,787	$26.20	$256.4K	138,043	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2025-12-17	2025-12-18	9,787	$11.33	$110.9K	147,830	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2025-03-17	2025-03-18	1,967	$27.69	$54.5K	137,497	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2025-03-15	2025-03-18	1,222	$26.66	$32.6K	139,464	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2025-03-10	2025-03-12	52,437	—	$0	52,437	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2025-03-10	2025-03-12	24,692	—	$0	140,686	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2025-03-06	2025-03-10	1,354	$28.32	$38.3K	115,994	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2025-03-04	2025-03-06	1,121	$27.62	$31.0K	117,348	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2024-12-13	2024-12-16	8,000	—	$0	9,787	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2024-12-13	2024-12-16	8,000	$45.23	$361.8K	118,469	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2024-12-13	2024-12-16	8,000	$11.33	$90.6K	126,469	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2024-12-12	2024-12-16	7,000	—	$0	17,787	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2024-12-12	2024-12-16	7,000	$44.43	$311.0K	118,469	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2024-12-12	2024-12-16	7,000	$11.33	$79.3K	125,469	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2024-11-12	2024-11-13	6,893	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2024-11-12	2024-11-13	6,893	$14.95	$103.1K	125,281	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2024-11-12	2024-11-13	6,893	$48.88	$336.9K	118,388	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2024-09-13	2024-09-17	3,000	—	$0	6,893	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2024-09-13	2024-09-17	3,000	$48.26	$144.8K	118,388	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2024-09-13	2024-09-17	3,000	$14.95	$44.9K	121,388	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2024-08-26	2024-08-27	4,000	—	$0	9,893	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2024-08-26	2024-08-27	4,000	$48.35	$193.4K	118,388	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2024-08-26	2024-08-27	4,000	$14.95	$59.8K	122,388	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2024-03-17	2024-03-19	1,961	$43.05	$84.4K	118,016	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2024-03-16	2024-03-19	2,355	$43.05	$101.4K	119,977	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2024-03-15	2024-03-19	1,219	$43.05	$52.5K	122,332	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2024-03-06	2024-03-08	1,390	$46.31	$64.4K	123,551	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2024-03-04	2024-03-06	26,378	—	$0	26,378	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2024-03-04	2024-03-06	12,521	—	$0	124,941	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-12-04	2023-12-05	3,514	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-12-04	2023-12-05	3,514	$16.19	$56.9K	115,934	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2023-12-04	2023-12-05	3,514	$59.58	$209.4K	112,420	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-12-01	2023-12-05	4,316	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2023-12-01	2023-12-05	4,316	$58.58	$252.8K	112,420	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-12-01	2023-12-05	4,316	$14.40	$62.2K	116,736	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-06-20	2023-06-21	9,651	—	$0	24,787	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-06-20	2023-06-21	9,651	$11.33	$109.3K	112,341	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-06-15	2023-06-20	1,171	—	$0	3,514	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-06-15	2023-06-20	4,631	—	$0	13,893	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-06-15	2023-06-20	13,575	—	$0	4,316	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-06-15	2023-06-20	4,631	$14.95	$69.2K	101,519	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2023-06-15	2023-06-20	5,000	$51.79	$258.9K	96,888	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-06-15	2023-06-20	13,575	$14.40	$195.5K	101,888	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-06-15	2023-06-20	1,171	$16.19	$19.0K	102,690	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-06-13	2023-06-14	5,000	—	$0	17,891	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-06-13	2023-06-14	5,000	$14.40	$72.0K	93,313	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2023-06-13	2023-06-14	5,000	$48.24	$241.2K	88,313	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2023-05-18	2023-05-19	10,000	—	$0	22,891	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2023-05-18	2023-05-19	10,000	$44.21	$442.1K	87,598	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2023-05-18	2023-05-19	10,000	$14.40	$144.0K	97,598	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2023-03-17	2023-03-20	1,901	$36.29	$69.0K	87,598	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2023-03-16	2023-03-20	2,283	$37.60	$85.8K	89,499	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2023-03-15	2023-03-17	2,057	$36.84	$75.8K	91,782	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2023-03-06	2023-03-08	31,882	—	$0	31,882	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2023-03-06	2023-03-08	15,129	—	$0	93,839	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2022-03-17	2022-03-18	2,447	$34.18	$83.6K	77,583	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2022-03-16	2022-03-18	2,283	$34.22	$78.1K	80,030	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2022-03-15	2022-03-17	31,516	—	$0	31,516	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2022-03-15	2022-03-17	13,658	—	$0	83,965	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2022-03-15	2022-03-17	1,652	$34.74	$57.4K	82,313	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2022-02-25	2022-03-01	7,000	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2022-02-25	2022-03-01	13,246	$28.77	$381.1K	70,307	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2022-02-25	2022-03-01	7,000	$10.93	$76.5K	83,553	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2022-02-08	2022-02-09	7,000	—	$0	7,000	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2022-02-08	2022-02-09	7,000	$26.77	$187.4K	76,553	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2022-02-08	2022-02-09	7,000	$10.93	$76.5K	83,553	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2022-01-10	2022-01-11	14,000	—	$0	14,000	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2022-01-10	2022-01-11	10,251	$25.77	$264.2K	76,553	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2022-01-10	2022-01-11	10,677	$24.96	$266.5K	86,804	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2022-01-10	2022-01-11	14,000	$10.93	$153.0K	97,481	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-11-11	2021-11-12	7,813	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-11-11	2021-11-12	7,813	$21.67	$169.3K	83,121	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-11-11	2021-11-12	7,813	$10.48	$81.9K	90,934	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-08-02	2021-08-04	6,000	—	$0	7,813	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-08-02	2021-08-04	9,123	$21.24	$193.8K	83,121	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-08-02	2021-08-04	6,000	$10.48	$62.9K	92,244	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-07-26	2021-07-27	6,000	—	$0	13,813	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-07-26	2021-07-27	6,000	$10.48	$62.9K	92,244	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-07-26	2021-07-27	6,000	$20.87	$125.2K	86,244	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-07-20	2021-07-22	5,187	—	$0	19,813	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-07-20	2021-07-22	5,187	$20.57	$106.7K	86,244	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-07-20	2021-07-22	5,187	$10.48	$54.4K	91,431	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-06-09	2021-06-10	4,732	$19.58	$92.7K	86,244	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-06-08	2021-06-10	8,180	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-06-08	2021-06-10	8,180	$14.23	$116.4K	99,156	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-06-08	2021-06-10	8,180	$19.34	$158.2K	90,976	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-05-14	2021-05-17	11,120	—	$0	8,180	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-05-14	2021-05-17	11,120	$14.23	$158.2K	107,385	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-05-14	2021-05-17	17,419	$19.72	$343.5K	89,966	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2021-05-13	2021-05-17	700	—	$0	19,300	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2021-05-13	2021-05-17	700	$14.23	$10.0K	96,965	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2021-05-13	2021-05-17	700	$19.58	$13.7K	96,265	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2021-03-17	2021-03-18	51,621	—	$0	51,621	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2021-03-17	2021-03-18	21,984	—	$0	96,265	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2021-03-16	2021-03-18	3,303	$18.44	$60.9K	74,281	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2021-03-15	2021-03-17	1,652	$19.15	$31.6K	77,584	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2020-06-04	2020-06-05	8,918	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2020-06-04	2020-06-05	8,918	$11.41	$101.8K	89,042	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2020-06-04	2020-06-05	9,806	$19.19	$188.2K	79,236	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2020-06-03	2020-06-05	11,082	—	$0	8,918	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2020-06-03	2020-06-05	13,163	$18.82	$247.7K	80,124	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2020-06-03	2020-06-05	11,082	$11.41	$126.4K	93,287	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2020-03-17	2020-03-18	992	$14.50	$14.4K	80,891	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2020-03-16	2020-03-18	61,822	—	$0	61,822	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2020-03-16	2020-03-18	26,400	—	$0	81,883	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2020-03-16	2020-03-18	1,020	$13.03	$13.3K	55,483	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2020-03-15	2020-03-17	1,653	$14.19	$23.5K	56,503	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2019-06-14	2019-06-17	204	$19.82	$4.0K	58,156	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2019-05-06	2019-05-07	9,600	—	$0	0	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2019-05-06	2019-05-07	9,600	$20.26	$194.5K	66,707	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2019-05-06	2019-05-07	9,600	$22.76	$218.5K	57,107	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2019-03-26	2019-03-28	814	$20.54	$16.7K	57,107	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2019-03-17	2019-03-18	1,510	$20.23	$30.5K	57,921	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2019-03-16	2019-03-18	1,553	$20.23	$31.4K	59,431	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2019-03-15	2019-03-18	22,541	—	$0	22,541	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2019-03-15	2019-03-18	1,179	$20.23	$23.9K	60,984	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2019-03-15	2019-03-18	10,133	—	$0	62,163	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2019-03-01	2019-03-04	3,200	—	$0	6,400	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2019-03-01	2019-03-04	3,200	$25.00	$80.0K	52,030	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2019-03-01	2019-03-04	3,200	$20.26	$64.8K	55,230	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2019-02-05	2019-02-07	3,200	—	$0	12,800	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise deriv	2019-02-05	2019-03-04	3,200	—	$0	9,600	SEC↗
AMPH Amphastar Pharmaceuticals,	M Exercise	2019-02-05	2019-02-07	3,200	$20.26	$64.8K	56,319	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2019-02-05	2019-02-07	4,289	$23.00	$98.6K	52,030	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2018-12-03	2018-12-06	1,089	$22.00	$24.0K	53,119	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2018-11-09	2018-11-13	1,089	$21.00	$22.9K	53,303	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2018-11-08	2018-11-13	1,084	$20.00	$21.7K	54,392	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2018-06-15	2018-06-18	134	$16.88	$2.3K	55,476	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2018-03-26	2018-03-28	535	$18.61	$10.0K	54,434	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2018-03-17	2018-03-20	969	$19.91	$19.3K	54,969	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2018-03-16	2018-03-20	1,128	$19.91	$22.5K	55,938	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2018-03-15	2018-03-16	20,827	—	$0	20,827	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2018-03-15	2018-03-16	8,969	—	$0	57,066	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2017-06-15	2017-06-16	146	$16.18	$2.4K	48,096	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2017-03-26	2017-03-28	568	$13.76	$7.8K	46,972	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2017-03-17	2017-03-20	1,248	$13.75	$17.2K	47,540	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2017-03-16	2017-03-20	29,424	—	$0	29,424	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2017-03-16	2017-03-20	11,797	—	$0	48,788	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2016-12-05	2016-12-07	61	$20.70	$1.3K	36,991	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2016-06-15	2016-06-17	1,551	$15.85	$24.6K	37,137	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2016-06-15	2016-06-17	146	$15.76	$2.3K	36,991	SEC↗
AMPH Amphastar Pharmaceuticals,	F Tax w/h	2016-03-26	2016-03-29	568	$11.96	$6.8K	37,137	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2016-03-17	2016-03-21	34,438	—	$0	34,438	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2016-03-17	2016-03-21	11,473	—	$0	37,705	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2015-12-16	2015-12-17	772	$14.29	$11.0K	25,460	SEC↗
AMPH Amphastar Pharmaceuticals,	S Sale	2015-06-17	2015-06-19	1,000	$16.48	$16.5K	26,232	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award deriv	2015-06-15	2015-06-17	4,685	—	$0	4,685	SEC↗
AMPH Amphastar Pharmaceuticals,	A Award	2015-06-15	2015-06-17	1,544	—	$0	27,232	SEC↗