Amylyx Pharmaceuticals, Inc. - Common Stock (AMLX)
CUSIP: 03237H101
Q3 2023 13F Holders as of 30 Sep 2023
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 109,540,561
- Total 13F shares
- 58,927,724
- Share change
- +5,088,302
- Total reported value
- $1,078,966,869
- Put/Call ratio
- 90%
- Price per share
- $18.31
- Number of holders
- 168
- Value change
- +$84,065,478
- Number of buys
- 101
- Number of sells
- 64
Quarterly Holders Quick Answers
What is CUSIP 03237H101?
CUSIP 03237H101 identifies AMLX - Amylyx Pharmaceuticals, Inc. - Common Stock in SEC institutional holdings data.
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Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
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Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 03237H101:
Top shareholders of AMLX - Amylyx Pharmaceuticals, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
4.5%
|
4,925,892
|
$106,251,491 | — | 30 Jun 2023 | |
| PERCEPTIVE ADVISORS LLC |
13F
|
Company |
4.4%
|
4,873,919
|
$105,130,433 | — | 30 Jun 2023 | |
| ALS Invest 1 B.V. |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
5,895,280
|
$96,258,721 | — | 06 Jul 2022 | |
| Morningside Venture Investments Ltd |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
4,997,302
|
$81,596,447 | — | 15 Aug 2023 | |
| BlackRock Finance, Inc. |
13F
|
Company |
3.2%
|
3,505,285
|
$75,608,999 | — | 30 Jun 2023 | |
| VIKING GLOBAL INVESTORS LP |
13F
3/4/5
|
Company · 10%+ Owner |
2.7%
|
2,962,555
|
$63,902,311 | — | 30 Jun 2023 | |
| Boxer Capital, LLC |
13F
|
Company |
1.9%
|
2,084,000
|
$44,952,000 | — | 30 Jun 2023 | |
| MARSHALL WACE, LLP |
13F
|
Company |
1.8%
|
1,980,180
|
$42,712,483 | — | 30 Jun 2023 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
1.8%
|
1,921,631
|
$41,449,581 | — | 30 Jun 2023 | |
| DRAGSA 96 LLC |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
2,300,000
|
$37,554,630 | — | 11 Jan 2022 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
1.5%
|
1,590,044
|
$34,297,249 | — | 30 Jun 2023 | |
| Rock Springs Capital Management LP |
13F
|
Company |
1.4%
|
1,544,616
|
$33,317,367 | — | 30 Jun 2023 | |
| FEDERATED HERMES, INC. |
13F
|
Company |
1.4%
|
1,529,000
|
$32,980,530 | — | 30 Jun 2023 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.2%
|
1,350,478
|
$29,129,810 | — | 30 Jun 2023 | |
| BALYASNY ASSET MANAGEMENT L.P. |
13F
|
Company |
1.1%
|
1,173,853
|
$25,320,009 | — | 30 Jun 2023 | |
| STATE STREET CORP |
13F
|
Company |
1.1%
|
1,157,699
|
$24,971,567 | — | 30 Jun 2023 | |
| Stonepine Capital Management, LLC |
13F
|
Company |
1%
|
1,121,028
|
$24,180,574 | — | 30 Jun 2023 | |
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
|
Company |
1%
|
1,116,837
|
$24,090,174 | — | 30 Jun 2023 | |
| MORGAN STANLEY |
13F
|
Company |
0.96%
|
1,051,846
|
$22,688,319 | — | 30 Jun 2023 | |
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
|
Company |
0.96%
|
1,050,198
|
$22,652,771 | — | 30 Jun 2023 | |
| GREAT POINT PARTNERS LLC |
13F
|
Company |
0.88%
|
968,795
|
$20,896,908 | — | 30 Jun 2023 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.86%
|
937,997
|
$20,232,602 | — | 30 Jun 2023 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
0.86%
|
937,540
|
$20,222,737 | — | 30 Jun 2023 | |
| Avidity Partners Management LP |
13F
|
Company |
0.82%
|
901,400
|
$19,443,198 | — | 30 Jun 2023 | |
| Woodline Partners LP |
13F
|
Company |
0.82%
|
899,300
|
$19,397,901 | — | 30 Jun 2023 | |
| Alpha Wave Global, LP |
13F
|
Company |
0.78%
|
853,262
|
$18,404,861 | — | 30 Jun 2023 | |
| EMERALD ADVISERS, LLC |
13F
|
Company |
0.76%
|
831,808
|
$17,942,099 | — | 30 Jun 2023 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.74%
|
813,325
|
$17,543,420 | — | 30 Jun 2023 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
0.7%
|
768,200
|
$16,570,074 | — | 30 Jun 2023 | |
| EMERALD MUTUAL FUND ADVISERS TRUST |
13F
|
Company |
0.62%
|
680,035
|
$14,668,355 | — | 30 Jun 2023 | |
| PICTET ASSET MANAGEMENT SA |
13F
|
Company |
0.55%
|
601,646
|
$12,977,504 | — | 30 Jun 2023 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
0.5%
|
553,074
|
$11,929,806 | — | 30 Jun 2023 | |
| Ghost Tree Capital, LLC |
13F
|
Company |
0.5%
|
550,000
|
$11,863,500 | — | 30 Jun 2023 | |
| ExodusPoint Capital Management, LP |
13F
|
Company |
0.47%
|
513,091
|
$11,067,000 | — | 30 Jun 2023 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.44%
|
485,418
|
$10,470,466 | — | 30 Jun 2023 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.43%
|
473,393
|
$10,211,087 | — | 30 Jun 2023 | |
| GMT CAPITAL CORP |
13F
|
Company |
0.42%
|
461,000
|
$9,943,770 | — | 30 Jun 2023 | |
| FMR LLC |
13F
|
Company |
0.41%
|
448,982
|
$9,684,542 | — | 30 Jun 2023 | |
| SECTORAL ASSET MANAGEMENT INC |
13F
|
Company |
0.35%
|
387,310
|
$8,354,277 | — | 30 Jun 2023 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.3%
|
325,482
|
$7,020,647 | — | 30 Jun 2023 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
0.29%
|
320,157
|
$6,905,786 | — | 30 Jun 2023 | |
| Hudson Bay Capital Management LP |
13F
|
Company |
0.27%
|
290,900
|
$6,274,713 | — | 30 Jun 2023 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
0.22%
|
244,493
|
$5,273,000 | — | 30 Jun 2023 | |
| Verition Fund Management LLC |
13F
|
Company |
0.2%
|
221,133
|
$4,769,839 | — | 30 Jun 2023 | |
| Schonfeld Strategic Advisors LLC |
13F
|
Company |
0.19%
|
210,385
|
$4,538,004 | — | 30 Jun 2023 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.17%
|
191,611
|
$4,133,049 | — | 30 Jun 2023 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.17%
|
190,296
|
$4,104,685 | — | 30 Jun 2023 | |
| Altium Capital Management LLC |
13F
|
Company |
0.17%
|
185,000
|
$3,990,450 | — | 30 Jun 2023 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND |
13F
|
Company |
0.15%
|
167,130
|
$3,604,994 | — | 30 Jun 2023 | |
| Nantahala Capital Management, LLC |
13F
|
Company |
0.15%
|
164,500
|
$3,548,265 | — | 30 Jun 2023 |
Institutional Holders of Amylyx Pharmaceuticals, Inc. - Common Stock (AMLX) as of Q3 2023
As of 30 Sep 2023,
Amylyx Pharmaceuticals, Inc. - Common Stock (AMLX) was held by
168 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
58,927,724 shares.
The largest 10 holders included
VANGUARD GROUP INC, BlackRock Inc., VIKING GLOBAL INVESTORS LP, PERCEPTIVE ADVISORS LLC, Stonepine Capital Management, LLC, MILLENNIUM MANAGEMENT LLC, Boxer Capital, LLC, Avidity Partners Management LP, ADAGE CAPITAL PARTNERS GP, L.L.C., and Rock Springs Capital Management LP.
This page lists
168
institutional shareholders reporting positions in this security
for the Q3 2023 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2023 vs Q2 2023 Across Filers
Q2 2023 holders
153
Q3 2023 holders
168
Holder diff
15
| Investor | Q2 2023 Shares | Q3 2023 Shares | Share Diff | Share Chg % | Q2 2023 Value $ | Q3 2023 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.