Signaturefd, LLC Amphastar Pharmaceuticals, Inc. Transaction History

Signaturefd, LLC

$5.88 Billion
Q4 2025

A detailed history of Signaturefd, LLC transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Signaturefd, LLC holds 542 shares of AMPH stock, worth $14,124. This represents 0.0% of its overall portfolio holdings.

Number of Shares

542

Previous 522 3.83%

Holding current value

$14,124

Previous $13,000 7.69%

% of portfolio

0.0%

Previous 0.0%

22 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2025 Jan 20, 2026	BUY	$23.14 - $27.83 $462 - $556	20 Added 3.83%	542 $14,000
Q3 2025 Oct 21, 2025	SELL	$20.62 - $30.81 $15,465 - $23,107	-750 Reduced 58.96%	522 $13,000
Q2 2025 Jul 16, 2025	BUY	$22.96 - $28.29 $9,184 - $11,316	400 Added 45.87%	1,272 $29,000
Q1 2025 May 01, 2025	BUY	$26.24 - $38.48 $13,644 - $20,009	520 Added 147.73%	872 $25,000
Q2 2024 Jul 29, 2024	SELL	$38.65 - $43.48 $579 - $652	-15 Reduced 4.09%	352 $14,000

Q1 2024 May 03, 2024	SELL	$42.85 - $63.45 $342 - $507	-8 Reduced 2.13%	367 $16,000
Q4 2023 Jan 31, 2024	SELL	$44.49 - $62.93 $3,826 - $5,411	-86 Reduced 18.66%	375 $23,000
Q3 2023 Nov 03, 2023	SELL	$45.51 - $65.0 $91 - $130	-2 Reduced 0.43%	461 $21,000
Q2 2023 Aug 01, 2023	BUY	$35.77 - $58.38 $357 - $583	10 Added 2.21%	463 $26,000
Q1 2023 Apr 28, 2023	SELL	$27.99 - $37.92 $727 - $985	-26 Reduced 5.43%	453 $16,000
Q4 2022 Jan 27, 2023	SELL	$27.93 - $31.27 $6,507 - $7,285	-233 Reduced 32.72%	479 $13,000
Q3 2022 Nov 08, 2022	SELL	$27.56 - $37.75 $1,378 - $1,887	-50 Reduced 6.56%	712 $20,000
Q2 2022 Aug 10, 2022	BUY	$29.79 - $42.29 $1,280 - $1,818	43 Added 5.98%	762 $27,000
Q1 2022 May 02, 2022	BUY	$22.96 - $36.45 $6,015 - $9,549	262 Added 57.33%	719 $26,000
Q4 2021 Jan 25, 2022	BUY	$18.14 - $23.29 $2,249 - $2,887	124 Added 37.24%	457 $11,000
Q3 2021 Oct 28, 2021	BUY	$17.83 - $21.49 $1,765 - $2,127	99 Added 42.31%	333 $6,000
Q2 2021 Jul 26, 2021	SELL	$17.11 - $20.92 $3,473 - $4,246	-203 Reduced 46.45%	234 $5,000
Q1 2021 Apr 30, 2021	SELL	$17.21 - $20.65 $292 - $351	-17 Reduced 3.74%	437 $8,000
Q4 2020 Feb 11, 2021	BUY	$17.76 - $21.24 $905 - $1,083	51 Added 12.66%	454 $9,000
Q3 2020 Nov 03, 2020	BUY	$17.99 - $22.22 $3,741 - $4,621	208 Added 106.67%	403 $8,000
Q2 2020 Jul 30, 2020	BUY	$14.25 - $22.46 $1,695 - $2,672	119 Added 156.58%	195 $4,000
Q1 2020 Apr 23, 2020	BUY	$12.66 - $20.08 $962 - $1,526	76 New	76 $1,000

Others Institutions Holding AMPH

# of Institutions

262

Shares Held

33.5M

Call Options Held

73.4K

Put Options Held

12.6K

View Full List

About Amphastar Pharmaceuticals, Inc.

Ticker AMPH
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—Specialty & Generic
Shares Outstandng 49,015,200
Market Cap $1.28B
Description
Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-count...

More about AMPH

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