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1620 Investment Advisors’s Amphastar Pharmaceuticals AMPH Stock Holding History

1620 Investment Advisors’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 		$12.4K Sell
615
-103
-14% -$2.08K 0.01% 469
2026
Q1 		$14.1K Hold
718
– – 0.01% 427
2025
Q4 		$19.2K Buy
718
+36
+5% +$927 0.01% 399
2025
Q3 		$18.2K Hold
682
– – 0.01% 399
2025
Q2 		$15.7K Sell
682
-1,595
-70% -$39.6K 0.01% 418
2025
Q1 		$66K Sell
2,277
-11
-0.5% -$351 0.05% 271
2024
Q4 		$85K Sell
2,288
-79
-3% -$3.61K 0.06% 246
2024
Q3 		$115K Buy
2,367
+49
+2% +$2.15K 0.08% 204
2024
Q2 		$92.7K Buy
+2,318
New +$96.1K 0.07% 224

Other funds holding AMPH

LG
LAM Group Lake Oswego, Oregon $201M AUM 22.35% 1-Year Est. Return
SW
SteelPeak Wealth Woodland Hills, California $3.86B AUM 48.92% 1-Year Est. Return
YIH
Y-Intercept (HK) Hong Kong $5.05B AUM 17.89% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
SWP
Significant Wealth Partners Cary, Illinois $92.4M AUM 9.22% 1-Year Est. Return
CI
CX Institutional Auburn, Indiana $3.46B AUM 21.89% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $12.8B AUM 26.53% 1-Year Est. Return
MPWT
MassMutual Private Wealth & Trust Windsor, Connecticut $3.87B AUM 24.64% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
VCM
Versant Capital Management Phoenix, Arizona $1.12B AUM 34.21% 1-Year Est. Return

1620 Investment Advisors's AMPH Position: Q2 2026 in Review

1620 Investment Advisors reduced its Amphastar Pharmaceuticals (AMPH) stake by 14% in Q2 2026, selling an estimated $2.08K and leaving 615 shares worth $12.4K. The position accounts for 0.01% of the portfolio, ranked #469.

1620 Investment Advisors first reported a position in AMPH in Q2 2024 and has held it in 9 quarters since. The position peaked at $115K in Q3 2024. 20 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • 1620 Investment Advisors held 615 shares of Amphastar Pharmaceuticals worth $12.4K as of Q2 2026.
  • 1620 Investment Advisors sold 103 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $2.08K.
  • Amphastar Pharmaceuticals made up 0.01% of 1620 Investment Advisors's portfolio in Q2 2026, its #469 holding.
  • 1620 Investment Advisors first reported a position in Amphastar Pharmaceuticals in Q2 2024 and has held it in 9 quarters since.
  • 1620 Investment Advisors's Amphastar Pharmaceuticals position peaked at $115K in Q3 2024.
  • 20 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on 1620 Investment Advisors's 13F filing for Q2 2026, filed 14 Jul 2026.