There is a long list of 187 institutional holders of AUPH within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of AUPH by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-AUPH table below, the initial column indicates the name of each top institutional holder of AUPH, with a link to that fund's top holdings. The next columns indicate the amount of AUPH stock held by each of the institutional holders of AUPH, followed by the AUPH position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Armistice Capital LLC	9,536,000	$85,729	12/31/2023
AUPH	9,536,000	$85,729	12/31/2023
BlackRock Inc.	8,921,049	$80,200	12/31/2023
AUPH	8,921,049	$80,200	12/31/2023
NEA Management Company LLC	3,969,834	$35,689	12/31/2023
AUPH	3,969,834	$35,689	12/31/2023
State Street Corp	2,704,382	$24,312	12/31/2023
AUPH	2,704,382	$24,312	12/31/2023
Nuveen Asset Management LLC	2,352,125	$21,146	12/31/2023
AUPH	2,352,125	$21,146	12/31/2023
Goldman Sachs Group Inc.	2,048,456	$18,416	12/31/2023
AUPH	2,048,456	$18,416	12/31/2023
Geode Capital Management LLC	1,569,136	$14,107	12/31/2023
AUPH	1,569,136	$14,107	12/31/2023
Vanguard Group Inc.	1,510,498	$13,579	12/31/2023
AUPH	1,510,498	$13,579	12/31/2023
Morgan Stanley	1,454,826	$13,079	12/31/2023
AUPH	1,454,826	$13,079	12/31/2023
Citigroup Inc.	1,416,834	$12,737	12/31/2023
AUPH	1,416,834	$12,737	12/31/2023
Northern Trust Corp	1,067,175	$9,594	12/31/2023
AUPH	1,067,175	$9,594	12/31/2023
Schroder Investment Management Group	1,040,530	$9,354	12/31/2023
AUPH	1,040,530	$9,354	12/31/2023
Balyasny Asset Management LLC	887,014	$7,974	12/31/2023
AUPH	887,014	$7,974	12/31/2023
Susquehanna International Group LLP		$7,233	12/31/2023
AUPH	1,032,604	$9,283	12/31/2023
Put	343,700	$3,090	12/31/2023
Call	115,700	$1,040	12/31/2023
Group One Trading L.P.		$6,438	12/31/2023
Call	880,300	$7,914	12/31/2023
Put	843,100	$7,579	12/31/2023
AUPH	678,840	$6,103	12/31/2023
Woodline Partners LP	645,194	$5,800	12/31/2023
AUPH	645,194	$5,800	12/31/2023
Citadel Advisors LLC		$5,777	12/31/2023
Call	613,900	$5,519	12/31/2023
AUPH	578,665	$5,202	12/31/2023
Put	549,900	$4,944	12/31/2023
Jane Street Group LLC		$5,600	12/31/2023
AUPH	582,487	$5,237	12/31/2023
Call	81,500	$733	12/31/2023
Put	41,200	$370	12/31/2023
Tang Capital Management LLC	550,000	$4,944	12/31/2023
AUPH	550,000	$4,944	12/31/2023
Charles Schwab Investment Management Inc.	438,191	$3,939	12/31/2023
AUPH	438,191	$3,939	12/31/2023
Rock Springs Capital Management LP	412,570	$3,709	12/31/2023
AUPH	412,570	$3,709	12/31/2023
Stifel Financial Corp	354,723	$3,189	12/31/2023
AUPH	354,723	$3,189	12/31/2023
State of Wisconsin Investment Board	271,159	$2,438	12/31/2023
AUPH	271,159	$2,438	12/31/2023
Swiss National Bank	268,500	$2,414	12/31/2023
AUPH	268,500	$2,414	12/31/2023
J. Goldman & Co LP		$2,356	12/31/2023
Call	148,500	$1,335	12/31/2023
AUPH	113,550	$1,021	12/31/2023
UBS Group AG	253,488	$2,279	12/31/2023
AUPH	253,488	$2,279	12/31/2023
Level Four Advisory Services LLC	236,800	$2,129	12/31/2023
AUPH	236,800	$2,129	12/31/2023
Campbell & CO Investment Adviser LLC	232,411	$2,089	12/31/2023
AUPH	232,411	$2,089	12/31/2023
Bank of New York Mellon Corp	411,211	$2,060	03/31/2024
AUPH	411,211	$2,060	03/31/2024
683 Capital Management LLC	220,000	$1,978	12/31/2023
AUPH	220,000	$1,978	12/31/2023
Credit Suisse AG	219,468	$1,973	12/31/2023
AUPH	219,468	$1,973	12/31/2023
JPMorgan Chase & Co.	219,103	$1,970	12/31/2023
AUPH	219,103	$1,970	12/31/2023
Barclays PLC		$1,964	12/31/2023
AUPH	218,447	$1,964	12/31/2023
Put	33,000	$297	12/31/2023
Call	33,000	$297	12/31/2023
Nordea Investment Management AB	203,400	$1,855	12/31/2023
AUPH	203,400	$1,855	12/31/2023
Jupiter Asset Management Ltd.	203,686	$1,831	12/31/2023
AUPH	203,686	$1,831	12/31/2023
Parallax Volatility Advisers L.P.		$1,729	12/31/2023
AUPH	135,389	$1,217	12/31/2023
Call	56,900	$512	12/31/2023
Advisory Services Network LLC	189,027	$1,699	12/31/2023
AUPH	189,027	$1,699	12/31/2023
GTS Securities LLC		$1,685	12/31/2023
Call	197,300	$1,774	12/31/2023
Put	27,200	$245	12/31/2023
AUPH	17,350	$156	12/31/2023
Caption Management LLC		$1,666	12/31/2023
Call	289,100	$2,599	12/31/2023
Put	218,000	$1,960	12/31/2023
AUPH	114,200	$1,027	12/31/2023
Rhumbline Advisers	181,344	$1,630	12/31/2023
AUPH	181,344	$1,630	12/31/2023
Two Sigma Investments LP	173,600	$1,561	12/31/2023
AUPH	173,600	$1,561	12/31/2023
Wells Fargo & Company MN	161,726	$1,454	12/31/2023
AUPH	161,726	$1,454	12/31/2023
UBS Asset Management Americas Inc.	160,148	$1,440	12/31/2023
AUPH	160,148	$1,440	12/31/2023
Two Sigma Advisers LP	149,900	$1,348	12/31/2023
AUPH	149,900	$1,348	12/31/2023
Cantor Fitzgerald L. P.	145,310	$1,306	12/31/2023
AUPH	145,310	$1,306	12/31/2023
Invesco Ltd.	144,689	$1,301	12/31/2023
AUPH	144,689	$1,301	12/31/2023
California State Teachers Retirement System	143,601	$1,291	12/31/2023
AUPH	143,601	$1,291	12/31/2023
Alliancebernstein L.P.	135,500	$1,218	12/31/2023
AUPH	135,500	$1,218	12/31/2023
Renaissance Technologies LLC	135,000	$1,214	12/31/2023
AUPH	135,000	$1,214	12/31/2023
Legal & General Group Plc	132,595	$1,190	12/31/2023
AUPH	132,595	$1,190	12/31/2023