MPWT
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MassMutual Private Wealth & Trust’s Amphastar Pharmaceuticals AMPH Stock Holding History

MassMutual Private Wealth & Trust’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 		$8.74K Buy
433
+209
+93% +$4.22K ﹤0.01% 1464
2026
Q1 		$4.39K Sell
224
-543
-71% -$13.3K ﹤0.01% 1733
2025
Q4 		$20.5K Sell
767
-160
-17% -$4.12K ﹤0.01% 1108
2025
Q3 		$24.7K Sell
927
-335
-27% -$8.65K ﹤0.01% 1033
2025
Q2 		$29K Buy
1,262
+831
+193% +$20.6K ﹤0.01% 955
2025
Q1 		$12.5K Buy
431
+334
+344% +$10.7K ﹤0.01% 1217
2024
Q4 		$3.6K Hold
97
– – ﹤0.01% 1656
2024
Q3 		$4.71K Hold
97
– – ﹤0.01% 1407
2024
Q2 		$3.88K Hold
97
– – ﹤0.01% 1399
2024
Q1 		$4.26K Hold
97
– – ﹤0.01% 1324
2023
Q4 		$6K Hold
97
– – ﹤0.01% 1183
2023
Q3 		$4.46K Hold
97
– – ﹤0.01% 1283
2023
Q2 		$5.58K Hold
97
– – ﹤0.01% 1177
2023
Q1 		$3.64K Hold
97
– – ﹤0.01% 1229
2022
Q4 		$3K Hold
97
– – ﹤0.01% 1120
2022
Q3 		$3K Sell
97
-9
-8% -$294 ﹤0.01% 1058
2022
Q2 		$4K Buy
106
+9
+9% +$321 ﹤0.01% 934
2022
Q1 		$3K Hold
97
– – ﹤0.01% 1023
2021
Q4 		$2K Buy
+97
New +$1.98K ﹤0.01% 1056
2021
Q3 		– Sell
-129
Closed -$3K – 1257
2021
Q2 		$3K Buy
+129
New +$2.43K ﹤0.01% 919

Other funds holding AMPH

New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
LG
LAM Group Lake Oswego, Oregon $201M AUM 22.35% 1-Year Est. Return
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
AssetMark Inc
AssetMark Inc Concord, California $58.2B AUM 22.78% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
SW
SteelPeak Wealth Woodland Hills, California $3.86B AUM 48.92% 1-Year Est. Return
PCM
Polaris Capital Management Boston, Massachusetts $1.06B AUM 40.82% 1-Year Est. Return
YIH
Y-Intercept (HK) Hong Kong $5.05B AUM 17.89% 1-Year Est. Return
SIM
SummerHaven Investment Management Stamford, Connecticut $187M AUM 70.61% 1-Year Est. Return

MassMutual Private Wealth & Trust's AMPH Position: Q2 2026 in Review

MassMutual Private Wealth & Trust increased its Amphastar Pharmaceuticals (AMPH) stake by 93% in Q2 2026, buying an estimated $4.22K and bringing the position to 433 shares worth $8.74K. The position accounts for ﹤0.01% of the portfolio, ranked #1464.

MassMutual Private Wealth & Trust first reported a position in AMPH in Q2 2021 and has held it in 20 quarters since. The position peaked at $29K in Q2 2025. 52 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • MassMutual Private Wealth & Trust held 433 shares of Amphastar Pharmaceuticals worth $8.74K as of Q2 2026.
  • MassMutual Private Wealth & Trust bought 209 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $4.22K.
  • Amphastar Pharmaceuticals made up ﹤0.01% of MassMutual Private Wealth & Trust's portfolio in Q2 2026, its #1464 holding.
  • MassMutual Private Wealth & Trust first reported a position in Amphastar Pharmaceuticals in Q2 2021 and has held it in 20 quarters since.
  • MassMutual Private Wealth & Trust's Amphastar Pharmaceuticals position peaked at $29K in Q2 2025.
  • 52 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on MassMutual Private Wealth & Trust's 13F filing for Q2 2026, filed 2 Jul 2026.