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PRICE T ROWE ASSOCIATES INC /MD/

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 80255 BALTIMORE, MD

Position in AMPH

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$879,649
-$105,747 QoQ
Shares Held
44,903
+22.0% QoQ
Ownership
0.102%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2022
16 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

PRICE T ROWE ASSOCIATES INC /MD/ holds $1,875,467,383 across 39 Drug Manufacturers - Specialty & Generic names. AMPH ranks #26 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMPH

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16 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $879,649 44,903
2025-12-31 $985,396 36,796
2025-09-30 $7,334,665 275,222
2025-06-30 $6,274,691 273,288
2025-03-31 $15,689,996 541,221
2024-12-31 $21,039,937 566,656
2024-09-30 $27,608,425 568,894
2024-06-30 $23,356,240 583,906
2024-03-31 $25,667,326 584,544
2023-12-31 $36,303,289 586,957
2023-09-30 $26,201,054 569,712
2023-06-30 $29,097,520 506,308
2023-03-31 $17,565,750 468,420
2022-12-31 $22,112,542 789,170
2022-09-30 $22,725,340 808,731
2022-06-30 $5,664,299 162,814