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ASSETMARK, INC

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 1344551 CONCORD, CA

Position in AMPH

as of Mar 31, 2026 · filed May 6, 2026
Position Value
$1,052,727
-$403,007 QoQ
Shares Held
53,738
-1.1% QoQ
Ownership
0.122%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2022
15 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in AMPH Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Mar 31, 2026

ASSETMARK, INC holds $396,096,801 across 26 Drug Manufacturers - Specialty & Generic names. AMPH ranks #8 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 AMPH
Amphastar Pharmaceuticals, Inc.
This page
53,738 $1,052,727

All Filings in AMPH

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15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,052,727 53,738
2025-12-31 $1,455,734 54,359
2025-09-30 $1,505,378 56,487
2025-06-30 $1,004,867 43,766
2025-03-31 $1,175,167 40,537
2024-12-31 $1,556,526 41,921
2024-09-30 $2,130,758 43,906
2024-06-30 $1,610,240 40,256
2024-03-31 $1,570,968 35,777
2023-12-31 $2,213,425 35,787
2023-09-30 $1,434,474 31,191
2023-06-30 $1,787,144 31,097
2023-03-31 $1,112,737 29,673
2022-12-31 $783,046 27,946
2022-09-30 $734,309 26,132