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CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 1081019 WEST SACRAMENTO, CA

Position in AMPH

as of Jun 30, 2026 · filed Aug 24, 2026
Position Value
$729,527
+$175,150 QoQ
Shares Held
36,151
+27.7% QoQ
Ownership
0.085%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#71
of 209 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMPH Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $248,370,443 across 40 Drug Manufacturers - Specialty & Generic names. AMPH ranks #25 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMPH

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $729,527 36,151
2026-03-31 $554,377 28,299
2025-12-31 $958,670 35,798
2025-09-30 $956,175 35,879
2025-06-30 $823,735 35,877
2025-03-31 $1,054,337 36,369
2024-12-31 $1,350,380 36,369
2024-09-30 $1,793,862 36,964
2024-06-30 $1,524,680 38,117
2024-03-31 $1,680,391 38,269
2023-12-31 $2,545,436 41,155
2023-09-30 $1,955,632 42,523
2023-06-30 $2,676,033 46,564
2023-03-31 $1,808,100 48,216
2022-12-31 $1,384,440 49,409
2022-09-30 $1,377,574 49,024
2022-06-30 $1,730,837 49,751
2022-03-31 $1,736,411 48,368
2021-12-31 $1,220,954 52,424
2021-09-30 $966,962 50,866
2021-06-30 $1,030,196 51,101
2021-03-31 $1,006,592 54,945
2020-12-31 $1,108,925 55,143
2020-09-30 $1,033,931 55,143
2020-06-30 $1,217,174 54,193
2020-03-31 $804,224 54,193