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William Peters

Track

Insider profile

Currently holds a position at Amphastar Pharmaceuticals Inc

Performance

Overall performance
2.2
Performance over holding periods
2.2
30 days 90 days 120 days
Average return -12% 8.2% 15.1%
Success rate 11% 68% 82%
Transactions
3 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Chief Financial Officer, Senior Vice President, Treasurer and President of International Medication Systems, Limited Amphastar Pharmaceuticals Inc March 1, 2016 -
Chief Financial Officer, Senior Vice President, Treasurer Amphastar Pharmaceuticals Inc April 1, 2014 - March 1, 2016
William Peters's trades of Amphastar Pharmaceuticals Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2025-03-06 2025-03-04
PlS Planned sale
77,115 +6.7%
406.30
US$2,803,346 		77,115 +6.7% 406.30 US$2,803,346
2025-03-04 2025-03-04
PrS Proposed sale
75,196
391.32
US$3,105,890 		75,196 391.32 US$3,105,890
2024-11-08 2024-11-06
PlS Planned sale
86,804 -49.1%
66.44
US$4,390,837 		86,804 -49.1% 66.44 US$4,390,837
2024-11-06 2024-11-06
PrS Proposed sale
7,426
52.05
US$386,523 		7,426 52.05 US$386,523
2024-08-02 2024-07-31
PlS Planned sale
10,282 -9.9%
44.23
US$454,773 		10,282 -9.9% 44.23 US$454,773
2024-07-31 2024-07-31
PrS Proposed sale
10,282
44.23
US$454,772 		10,282 44.23 US$454,772
2024-06-28 2024-06-27
PlS Planned sale
635 -0.7%
41.29
US$26,222 		635 -0.7% 41.29 US$26,222
2024-06-28 2024-06-27
PlS Planned sale
2,961 -3.0%
40.85
US$120,947 		2,961 -3.0% 40.85 US$120,947
2024-06-27 2024-06-27
PrS Proposed sale
3,596
40.20
US$144,559 		3,596 40.20 US$144,559
2024-03-08 2024-03-06
PlS Planned sale
51 -0.0%
48.00
US$2,448 		51 -0.0% 48.00 US$2,448
2024-03-08 2024-03-06
PlS Planned sale
4,681 -4.0%
46.98
US$219,896 		4,681 -4.0% 46.98 US$219,896
2024-03-08 2024-03-06
PlS Planned sale
13,404 -10.3%
46.30
US$620,540 		13,404 -10.3% 46.30 US$620,540
2024-03-06 2024-03-06
PrS Proposed sale
18,136
48.00
US$870,528 		18,136 48.00 US$870,528
2023-11-16 2023-11-14
PlS Planned sale
14,868 -12.8%
56.53
US$840,548 		14,868 -12.8% 56.53 US$840,548
2023-11-16 2023-11-14
PlS Planned sale
30,162 -20.6%
55.67
US$1,679,203 		30,162 -20.6% 55.67 US$1,679,203
2023-11-16 2023-11-14
PlS Planned sale
14,220 -8.9%
54.76
US$778,724 		14,220 -8.9% 54.76 US$778,724
2023-11-14 2023-11-14
PrS Proposed sale
59,250
54.53
US$3,230,902 		59,250 54.53 US$3,230,902
2023-09-08 2023-09-06
PlS Planned sale
59 -0.1%
52.26
US$3,083 		59 -0.1% 52.26 US$3,083
2023-09-08 2023-09-06
PlS Planned sale
60,684 -37.4%
51.75
US$3,140,112 		60,684 -37.4% 51.75 US$3,140,112
2023-09-06 2023-09-06
PrS Proposed sale
60,743
51.84
US$3,148,917 		60,743 51.84 US$3,148,917
2023-06-20 2023-06-15
PlS Planned sale
13,000 -11.0%
52.79
US$686,270 		13,000 -11.0% 52.79 US$686,270
2023-06-20 2023-06-15
PlS Planned sale
12,000 -9.2%
50.79
US$609,480 		12,000 -9.2% 50.79 US$609,480
2023-06-20 2023-06-15
PlS Planned sale
11,868 -8.3%
48.79
US$579,040 		11,868 -8.3% 48.79 US$579,040
2023-06-15 2023-06-15
PrS Proposed sale
36,868
50.85
US$1,874,790 		36,868 50.85 US$1,874,790
2023-06-05 2023-06-02
PlS Planned sale
11,000 -9.4%
46.35
US$509,859 		11,000 -9.4% 46.35 US$509,859
2023-06-02 2023-06-02
PrS Proposed sale
11,000
46.35
US$509,858 		11,000 46.35 US$509,858
2023-05-22 2023-05-18
PlS Planned sale
10,500 -9.1%
44.35
US$465,675 		10,500 -9.1% 44.35 US$465,675
2023-05-18 2023-05-18
PrS Proposed sale
10,500
44.35
US$465,675 		10,500 44.35 US$465,675
2023-04-18 2023-04-17
PlS Planned sale
5,632 -5.1%
42.35
US$238,515 		5,632 -5.1% 42.35 US$238,515
2023-04-14 2023-04-13
PlS Planned sale
4,868 -4.4%
42.35
US$206,160 		4,868 -4.4% 42.35 US$206,160
2023-04-13 2023-04-13
PrS Proposed sale
10,500
39.50
US$414,750 		10,500 39.50 US$414,750
2023-04-12 2023-04-10
PlS Planned sale
10,032 -8.7%
40.35
US$404,791 		10,032 -8.7% 40.35 US$404,791
2023-03-17 2023-03-15
PlS Planned sale
12,776 -9.7%
36.43
US$465,472 		12,776 -9.7% 36.43 US$465,472
2023-03-03 2023-03-01
PlS Planned sale
10,974 -9.8%
36.33
US$398,685 		10,974 -9.8% 36.33 US$398,685
2022-08-10 2022-08-09
PlS Planned sale
10,000 -9.1%
38.35
US$383,500 		10,000 -9.1% 38.35 US$383,500
2022-07-01 2022-06-30
PlS Planned sale
18,386 -15.5%
34.95
US$642,591 		18,386 -15.5% 34.95 US$642,591
2022-06-22 2022-06-17
PlS Planned sale
5,512 -5.2%
32.05
US$176,682 		5,512 -5.2% 32.05 US$176,682
2022-03-18 2022-03-16
S Sale
3,760 -3.2%
34.36
US$129,197 		3,760 -3.2% 34.36 US$129,197
2022-03-18 2022-03-16
S Sale
47,017 -28.5%
33.93
US$1,595,230 		47,017 -28.5% 33.93 US$1,595,230
2022-03-17 2022-03-15
PlS Planned sale
7,900 -7.4%
34.46
US$272,248 		7,900 -7.4% 34.46 US$272,248
2022-03-09 2022-03-07
PlS Planned sale
13,026 -10.9%
29.35
US$382,313 		13,026 -10.9% 29.35 US$382,313
2022-03-01 2022-02-25
PlS Planned sale
12,000 -10.2%
28.95
US$347,400 		12,000 -10.2% 28.95 US$347,400
2022-03-01 2022-02-25
PlS Planned sale
11,000 -8.5%
27.95
US$307,450 		11,000 -8.5% 27.95 US$307,450
2022-02-09 2022-02-08
PlS Planned sale
10,000 -8.6%
26.95
US$269,500 		10,000 -8.6% 26.95 US$269,500
2022-01-11 2022-01-10
PlS Planned sale
16,000 -13.1%
25.40
US$406,400 		16,000 -13.1% 25.40 US$406,400