Lazard Asset Management
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Lazard Asset Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Lazard Asset Management’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
Q1 		– Sell
-912
Closed -$24.4K – 1864
2025
Q4 		$24.4K Buy
+912
New +$23.5K ﹤0.01% 1821
2025
Q3 		– Sell
-6,344
Closed -$145K – 1833
2025
Q2 		$145K Buy
+6,344
New +$157K ﹤0.01% 1774
2025
Q1 		– Sell
-1,630
Closed -$60K – 2295
2024
Q4 		$60K Sell
1,630
-5,771
-78% -$264K ﹤0.01% 1933
2024
Q3 		$358K Sell
7,401
-78
-1% -$3.42K ﹤0.01% 1464
2024
Q2 		$298K Sell
7,479
-1,538
-17% -$63.7K ﹤0.01% 1429
2024
Q1 		$395K Sell
9,017
-180
-2% -$9.3K ﹤0.01% 1108
2023
Q4 		$568K Buy
9,197
+10
+0.1% +$525 ﹤0.01% 1077
2023
Q3 		$422K Buy
9,187
+2,491
+37% +$136K ﹤0.01% 1195
2023
Q2 		$383K Buy
6,696
+2,637
+65% +$117K ﹤0.01% 1181
2023
Q1 		$152K Sell
4,059
-1,974
-33% -$64.7K ﹤0.01% 1386
2022
Q4 		$169K Buy
6,033
+702
+13% +$20.4K ﹤0.01% 1333
2022
Q3 		$149K Buy
5,331
+1,288
+32% +$42.1K ﹤0.01% 1340
2022
Q2 		$140K Buy
4,043
+2,126
+111% +$75.9K ﹤0.01% 1382
2022
Q1 		$68K Buy
1,917
+71
+4% +$2.01K ﹤0.01% 1578
2021
Q4 		$42K Buy
+1,846
New +$37.7K ﹤0.01% 1813
2021
Q3 		– Sell
-3,479
Closed -$70K – 2144
2021
Q2 		$70K Buy
+3,479
New +$65.6K ﹤0.01% 1460
2021
Q1 		– Sell
-2,861
Closed -$57K – 1842
2020
Q4 		$57K Buy
2,861
+405
+16% +$7.88K ﹤0.01% 1338
2020
Q3 		$46K Buy
+2,456
New +$49.5K ﹤0.01% 1206
2020
Q1 		– Sell
-1,812
Closed -$34K – 1571
2019
Q4 		$34K Buy
1,812
+695
+62% +$13.3K ﹤0.01% 1134
2019
Q3 		$22K Buy
+1,117
New +$23.3K ﹤0.01% 1059

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 $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
TD Asset Management
TD Asset Management Toronto, Ontario, Canada $115B AUM 41.58% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

Lazard Asset Management's AMPH Position: Q1 2026 in Review

Lazard Asset Management sold out of Amphastar Pharmaceuticals (AMPH) in Q1 2026, closing a stake of 912 shares — an estimated $24.4K sold.

Lazard Asset Management first reported a position in AMPH in Q3 2019 and held it in 20 quarters. The position peaked at $568K in Q4 2023. 215 funds tracked by Wall St. Rank hold AMPH as of Q1 2026.

  • Lazard Asset Management reported no remaining Amphastar Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • Lazard Asset Management sold 912 Amphastar Pharmaceuticals shares in Q1 2026, an estimated $24.4K.
  • Lazard Asset Management first reported a position in Amphastar Pharmaceuticals in Q3 2019 and held it in 20 quarters.
  • Lazard Asset Management's Amphastar Pharmaceuticals position peaked at $568K in Q4 2023.
  • 215 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q1 2026.

Based on Lazard Asset Management's 13F filing for Q1 2026, filed 15 May 2026.