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Amphastar Pharmaceuticals

277 hedge funds and large institutions have $2.09B invested in Amphastar Pharmaceuticals in 2023 Q4 according to their latest regulatory filings, with 48 funds opening new positions, 97 increasing their positions, 93 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

8% more funds holding

Funds holding: 256277 (+21)

5.19% more ownership

Funds ownership: 65.5%70.69% (+5.2%)

4% more repeat investments, than reductions

Existing positions increased: 97 | Existing positions reduced: 93

Holders
277
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.35M
Puts
$2.18M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
251
$9.28K
252
$8.23K
253
$7.36K
254
$6.68K
255
$6.06K
256
$6K
257
$6K
258
$5.88K
259
$5.88K
260
$5.69K
261
$5.33K
262
$4.95K
263
$4.39K
264
$3.71K
265
$2.91K
266
$2.47K
267
$2.02K
268
$1.73K
269
$928
270
$743
271
$421
272
$310
273
$247
274
$186
275
$124