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Illinois Municipal Retirement Fund’s Amphastar Pharmaceuticals AMPH Stock Holding History

Illinois Municipal Retirement Fund’s Portfolio AMPH Stock Details AMPH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$352K Sell
17,452
-2,076
-11% -$41.9K ﹤0.01% 1104
2026
Q1 		$383K Sell
19,528
-1,385
-7% -$33.9K ﹤0.01% 1075
2025
Q4 		$560K Buy
20,913
+166
+0.8% +$4.28K 0.01% 1026
2025
Q3 		$553K Buy
20,747
+810
+4% +$20.9K 0.01% 1035
2025
Q2 		$458K Sell
19,937
-418
-2% -$10.4K 0.01% 1120
2025
Q1 		$590K Sell
20,355
-604
-3% -$19.3K 0.01% 1138
2024
Q4 		$778K Sell
20,959
-431
-2% -$19.7K 0.01% 1060
2024
Q3 		$1.04M Buy
21,390
+95
+0.4% +$4.17K 0.01% 924
2024
Q2 		$852K Sell
21,295
-70
-0.3% -$2.9K 0.01% 980
2024
Q1 		$938K Sell
21,365
-228
-1% -$11.8K 0.01% 952
2023
Q4 		$1.34M Sell
21,593
-479
-2% -$25.2K 0.02% 725
2023
Q3 		$1.01M Buy
+22,072
New +$1.2M 0.02% 814

Other funds holding AMPH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Illinois Municipal Retirement Fund's AMPH Position: Q2 2026 in Review

Illinois Municipal Retirement Fund reduced its Amphastar Pharmaceuticals (AMPH) stake by 11% in Q2 2026, selling an estimated $41.9K and leaving 17,452 shares worth $352K. The position accounts for ﹤0.01% of the portfolio, ranked #1104.

Illinois Municipal Retirement Fund first reported a position in AMPH in Q3 2023 and has held it in 12 quarters since. The position peaked at $1.34M in Q4 2023. 211 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • Illinois Municipal Retirement Fund held 17,452 shares of Amphastar Pharmaceuticals worth $352K as of Q2 2026.
  • Illinois Municipal Retirement Fund sold 2,076 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $41.9K.
  • Amphastar Pharmaceuticals made up ﹤0.01% of Illinois Municipal Retirement Fund's portfolio in Q2 2026, its #1104 holding.
  • Illinois Municipal Retirement Fund first reported a position in Amphastar Pharmaceuticals in Q3 2023 and has held it in 12 quarters since.
  • Illinois Municipal Retirement Fund's Amphastar Pharmaceuticals position peaked at $1.34M in Q4 2023.
  • 211 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on Illinois Municipal Retirement Fund's 13F filing for Q2 2026, filed 12 Aug 2026.