ACELYRIN, Inc.
SLRNDelisted May 21, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001962918
ACELYRIN, Inc. was delisted on May 21, 2025; its insiders filed their last Form 4 on May 23, 2025; 106 institutions reported holding it in 13F filings for Q1 2025, worth $182.6M in total; no superinvestor held it.
13F holders, Q3 2024
Institutional positions in ACELYRIN, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 122
- +11 vs. Q2 2024
- Shares held
- 87.2M
- +5.66M (+6.9%) vs. Q2 2024
- Total value
- $430.2M
- +$70.4M (+19.6%) vs. Q2 2024
- New holders
- 23
- 43 more added
- Sold out
- 12
- 35 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SLRN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 2 | $704 |
| Q1 2025 | 106 | $182.6M |
| Q4 2024 | 126 | $276.4M |
| Q3 2024 | 122 | $430.2M |
| Q2 2024 | 113 | $383.7M |
| Q1 2024 | 109 | $613.2M |
| Q4 2023 | 110 | $632.6M |
| Q3 2023 | 102 | $847.0M |
| Q2 2023 | 82 | $1.60B |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding ACELYRIN, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Federated Hermes, Inc. | 3 | $15 | 0.00% | −5,383−99.9% | Reduced |
| The PNC Financial Services Group, Inc. | 53 | $261 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 70 | $345 | 0.00% | +40+133.3% | Added |
| Capital Performance Advisors LLP | 102 | $503 | 0.00% | +102 | New |
| Clearstead Advisors, LLC | 114 | $563 | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 185 | $913 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 167 | $1.00K | 0.00% | +12+7.7% | Added |
| Sterling Capital Management LLC | 232 | $1.14K | 0.00% | +232 | New |
| Daiwa Securities Group Inc. | 398 | $2.00K | 0.00% | 00.0% | Unchanged |
| BFSG, LLC | 1,900 | $9.37K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 2,452 | $12.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,610 | $17.8K | 0.00% | +654+22.1% | Added |
| Tower Research Capital LLC (TRC) | 3,926 | $19.4K | 0.00% | −6,774−63.3% | Reduced |
| California State Teachers Retirement System | 5,289 | $26.1K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 6,625 | $32.7K | 0.00% | +672+11.3% | Added |
| Ameritas Investment Partners, Inc. | 7,243 | $35.7K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 8,500 | $42.0K | 0.00% | +385+4.7% | Added |
| HighTower Advisors, LLC | 10,228 | $50.0K | 0.00% | +10,228 | New |
| Virtu Financial LLC | 10,080 | $50.0K | 0.00% | +10,080 | New |
| SEI Investments Co | 10,782 | $53.2K | 0.00% | +10,782 | New |
| Man Group plc | 13,615 | $67.1K | 0.00% | +13,615 | New |
| Nisa Investment Advisors, LLC | 14,055 | $69.3K | 0.00% | −26−0.2% | Reduced |
| Intech Investment Management LLC | 15,547 | $76.6K | 0.00% | +15,547 | New |
| Group One Trading, L.P. | 15,619 | $77.0K | 0.00% | +15,619 | New |
| US Bancorp | 16,854 | $83.1K | 0.00% | +7,336+77.1% | Added |
| Simplex Trading, LLC | 19,200 | $94.0K | 0.00% | +19,200 | New |
| China Universal Asset Management Co., Ltd. | 19,196 | $94.6K | 0.01% | +7,560+65.0% | Added |
| Cubist Systematic Strategies, LLC | 19,252 | $94.9K | 0.00% | −70,770−78.6% | Reduced |
| Boothbay Fund Management, LLC | 19,274 | $95.0K | 0.00% | −22,712−54.1% | Reduced |
| Ausdal Financial Partners, Inc. | 19,300 | $95.1K | 0.01% | 00.0% | Unchanged |
| ProShare Advisors LLC | 19,690 | $97.1K | 0.00% | +3,849+24.3% | Added |
| Virtus ETF Advisers LLC | 21,138 | $104.2K | 0.05% | +375+1.8% | Added |
| New York State Common Retirement Fund | 22,817 | $112.5K | 0.00% | −14,600−39.0% | Reduced |
| Invesco Ltd. | 22,989 | $113.3K | 0.00% | −1,128−4.7% | Reduced |
| Price T Rowe Associates Inc | 23,472 | $116.0K | 0.00% | +528+2.3% | Added |
| Almitas Capital LLC | 24,519 | $120.9K | 0.04% | −351,597−93.5% | Reduced |
| Voya Investment Management LLC | 25,023 | $123.4K | 0.00% | +70.0% | Added |
| SG Americas Securities, LLC | 26,755 | $132.0K | 0.00% | +15,101+129.6% | Added |
| Susquehanna International Group, LLP | 28,136 | $138.7K | 0.00% | −4,344−13.4% | Reduced |
| Manufacturers Life Insurance Company, The | 28,805 | $142.0K | 0.00% | −964−3.2% | Reduced |
| Prelude Capital Management, LLC | 29,426 | $145.1K | 0.01% | −27,881−48.7% | Reduced |
| American Century Companies Inc | 32,066 | $158.1K | 0.00% | +32,066 | New |
| AJOVista, LLC | 35,084 | $173.0K | 0.74% | +35,084 | New |
| Virtus Investment Advisers, Inc. | 35,700 | $176.0K | 0.14% | +35,700 | New |
| Thrivent Financial for Lutherans | 37,341 | $184.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 38,806 | $191.3K | 0.00% | +8,821+29.4% | Added |
| Corebridge Financial, Inc. | 39,028 | $192.4K | 0.00% | −241−0.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 40,084 | $197.6K | 0.00% | +2,663+7.1% | Added |
| Wells Fargo & Company | 42,682 | $210.4K | 0.00% | +8,439+24.6% | Added |
| MetLife Investment Management | 42,852 | $211.3K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 43,868 | $216.3K | 0.00% | +7,491+20.6% | Added |
| STRS Ohio | 44,300 | $218.4K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 45,644 | $225.0K | 0.00% | +12,570+38.0% | Added |
| Tudor Investment Corp Et Al | 48,391 | $238.6K | 0.00% | +48,391 | New |
| ADAR1 Capital Management, LLC | 53,500 | $263.8K | 0.04% | +2,979+5.9% | Added |
| Citigroup Inc | 54,932 | $270.8K | 0.00% | +23,048+72.3% | Added |
| Algert Global LLC | 64,830 | $319.6K | 0.01% | +64,830 | New |
| Polar Asset Management Partners Inc. | 71,700 | $353.5K | 0.01% | −150,700−67.8% | Reduced |
| Alliancebernstein L.P. | 73,670 | $363.2K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 76,040 | $374.9K | 0.00% | −6,833−8.2% | Reduced |
| Prudential Financial Inc | 76,730 | $378.3K | 0.00% | +15,300+24.9% | Added |
| Alps Advisors Inc | 77,246 | $380.8K | 0.00% | −40.0% | Reduced |
| Shay Capital LLC | 78,500 | $387.0K | 0.11% | +24,000+44.0% | Added |
| PDT Partners, LLC | 80,544 | $397.1K | 0.04% | −23,309−22.4% | Reduced |
| Two Sigma Advisers, LP | 82,100 | $404.8K | 0.00% | −118,300−59.0% | Reduced |
| Squarepoint Ops LLC | 83,345 | $410.9K | 0.00% | +5,322+6.8% | Added |
| Jane Street Group, LLC | 89,800 | $442.7K | 0.00% | −114,237−56.0% | Reduced |
| Artia Global Partners LP | 93,114 | $459.1K | 0.13% | +93,114 | New |
| HRT Financial LP | 94,805 | $467.0K | 0.00% | +11,977+14.5% | Added |
| Barclays PLC | 96,408 | $475.3K | 0.00% | +65,188+208.8% | Added |
| Martingale Asset Management L P | 98,284 | $484.5K | 0.01% | +98,284 | New |
| Public Employees Retirement System of Ohio | 102,347 | $504.6K | 0.00% | +36,154+54.6% | Added |
| Rhumbline Advisers | 106,381 | $524.5K | 0.00% | −2,003−1.8% | Reduced |
| Verition Fund Management LLC | 110,115 | $542.9K | 0.00% | +39,100+55.1% | Added |
| FMR LLC | 117,748 | $580.5K | 0.00% | −4,596,424−97.5% | Reduced |
| Blair William & Co | 138,595 | $683.3K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 142,693 | $703.5K | 0.00% | −14,400−9.2% | Reduced |
| Franklin Resources Inc | 128,591 | $716.3K | 0.00% | +34,642+36.9% | Added |
| Bank of Montreal | 148,635 | $732.8K | 0.00% | +148,635 | New |
| UBS Oconnor LLC | 163,724 | $807.2K | 0.02% | +82,312+101.1% | Added |
| TD Asset Management Inc | 174,380 | $859.7K | 0.00% | +174,380 | New |
| Bank of New York Mellon Corp | 176,215 | $868.7K | 0.00% | −47,180−21.1% | Reduced |
| Bank of America Corp | 178,670 | $880.8K | 0.00% | +123,536+224.1% | Added |
| Acadian Asset Management LLC | 192,717 | $948.0K | 0.00% | +58,533+43.6% | Added |
| Hudson Bay Capital Management LP | 200,000 | $986.0K | 0.01% | +200,000 | New |
| Nuveen Asset Management, LLC | 202,239 | $997.0K | 0.00% | +10,782+5.6% | Added |
| Ameriprise Financial Inc | 236,662 | $1.17M | 0.00% | −21,133−8.2% | Reduced |
| Point72 Asset Management, L.P. | 250,300 | $1.23M | 0.00% | +212,758+566.7% | Added |
| Woodline Partners LP | 357,094 | $1.76M | 0.01% | −1,627,716−82.0% | Reduced |
| Acuta Capital Partners, LLC | 364,000 | $1.79M | 1.45% | +364,000 | New |
| Kennedy Capital Management, Inc. | 452,770 | $2.23M | 0.05% | −69,489−13.3% | Reduced |
| Goldman Sachs Group Inc | 521,922 | $2.57M | 0.00% | −277,710−34.7% | Reduced |
| Renaissance Technologies LLC | 534,818 | $2.64M | 0.00% | +137,200+34.5% | Added |
| Adage Capital Partners GP, L.L.C. | 545,476 | $2.69M | 0.00% | −854,524−61.0% | Reduced |
| Marshall Wace, LLP | 572,048 | $2.82M | 0.00% | −31,823−5.3% | Reduced |
| DAFNA Capital Management LLC | 602,894 | $2.97M | 0.70% | −90,715−13.1% | Reduced |
| Northern Trust Corp | 606,921 | $2.99M | 0.00% | +103,469+20.6% | Added |
| Charles Schwab Investment Management Inc | 609,678 | $3.01M | 0.00% | +273,604+81.4% | Added |
| Ikarian Capital, LLC | 677,074 | $3.34M | 1.04% | −798,000−54.1% | Reduced |
| Kynam Capital Management, LP | 847,366 | $4.18M | 0.32% | +16,056+1.9% | Added |