Susquehanna International Group
AMPH icon

Susquehanna International Group’s Amphastar Pharmaceuticals AMPH Stock Holding History

Susquehanna International Group’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
2024
Q4 		– Sell
-18,800
Closed -$912K – 12116
2024
Q3 		$912K Sell
18,800
-1,600
-8% -$70.2K ﹤0.01% 6997
2024
Q2 		$816K Sell
20,400
-24,700
-55% -$1.02M ﹤0.01% 7072
2024
Q1 		$1.98M Buy
45,100
+20,700
+85% +$1.07M ﹤0.01% 5366
2023
Q4 		$1.51M Buy
24,400
+1,700
+7% +$89.3K ﹤0.01% 5994
2023
Q3 		$1.04M Sell
22,700
-5,900
-21% -$322K ﹤0.01% 6536
2023
Q2 		$1.64M Buy
28,600
+16,800
+142% +$745K ﹤0.01% 5564
2023
Q1 		$443K Buy
11,800
+4,200
+55% +$138K ﹤0.01% 8859
2022
Q4 		$213K Sell
7,600
-20,500
-73% -$595K ﹤0.01% 9975
2022
Q3 		$790K Sell
28,100
-94,300
-77% -$3.08M ﹤0.01% 7261
2022
Q2 		$4.26M Buy
122,400
+92,600
+311% +$3.3M ﹤0.01% 3444
2022
Q1 		$1.07M Buy
+29,800
New +$845K ﹤0.01% 6940
2021
Q2 		– Sell
-11,400
Closed -$209K – 12503
2021
Q1 		$209K Buy
+11,400
New +$212K ﹤0.01% 11349
2020
Q4 		– Sell
-58,200
Closed -$1.09M – 10963
2020
Q3 		$1.09M Sell
58,200
-30,800
-35% -$620K ﹤0.01% 5883
2020
Q2 		$2M Buy
89,000
+78,200
+724% +$1.43M ﹤0.01% 4499
2020
Q1 		$160K Sell
10,800
-8,500
-44% -$148K ﹤0.01% 8930
2019
Q4 		$372K Sell
19,300
-5,700
-23% -$109K ﹤0.01% 7572
2019
Q3 		$496K Buy
25,000
+500
+2% +$10.4K ﹤0.01% 7325
2019
Q2 		$517K Buy
+24,500
New +$512K ﹤0.01% 7189
2018
Q3 		– Sell
-10,100
Closed -$154K – 9138
2018
Q2 		$154K Buy
+10,100
New +$176K ﹤0.01% 8821
2017
Q2 		– Sell
-28,700
Closed -$416K – 9130
2017
Q1 		$416K Buy
+28,700
New +$451K ﹤0.01% 6816
2016
Q4 		– Sell
-23,300
Closed -$442K – 9524
2016
Q3 		$442K Buy
+23,300
New +$423K ﹤0.01% 6301

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 $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T 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 $29.7B AUM 43.33% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

Susquehanna International Group's AMPH Position: Q1 2026 in Review

Susquehanna International Group increased its Amphastar Pharmaceuticals (AMPH) stake by 80% in Q1 2026, buying an estimated $158K and bringing the position to 14,601 shares worth $286K. The position accounts for ﹤0.01% of the portfolio, ranked #10964.

Susquehanna International Group first reported a position in AMPH in Q2 2015 and has held it in 28 quarters since. The position peaked at $2.05M in Q1 2025. 215 funds tracked by Wall St. Rank hold AMPH as of Q1 2026.

  • Susquehanna International Group held 14,601 shares of Amphastar Pharmaceuticals worth $286K as of Q1 2026.
  • Susquehanna International Group bought 6,468 Amphastar Pharmaceuticals shares in Q1 2026, an estimated $158K.
  • Amphastar Pharmaceuticals made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #10964 holding.
  • Susquehanna International Group first reported a position in Amphastar Pharmaceuticals in Q2 2015 and has held it in 28 quarters since.
  • Susquehanna International Group's Amphastar Pharmaceuticals position peaked at $2.05M in Q1 2025.
  • 215 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.