Atyr PharmaATYR
13F holders, Q3 2025 (September 30)103holders −7
34new positions
39sold out
2famous investors
$0.83avg. 13F price*
At the end of Q3 2025, 103 institutions reported holding Atyr Pharma Inc. (ATYR) in their 13F filings, down 7 from Q2 2025. 34 opened new positions and 39 sold out. The largest holders were FMR LLC ($10.6M), Federated Hermes, Inc. ($7.6M) and Rosalind Advisors, Inc. ($7.6M). 2 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Atyr Pharma Inc.
- CUSIP
- 002120202
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 34 | $9.3M |
| Exits | 39 | $53.1M |
All 13F filers, Q2 2025 → Q3 2025: 15,328,536 shares bought and 19,682,869 shares sold, net −4,354,333 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 103 holders
| FMR LLC | 0.00% | Add +10.1% | 14,697,995 | $10.6M |
| Federated Hermes, Inc. | 0.01% | Reduce -28.1% | 10,544,437 | $7.6M |
| Rosalind Advisors, Inc. | 2.67% | New | 1,039,080 | $7.6M |
| BlackRock, Inc. | 0.00% | Add +11.9% | 6,473,884 | $4.7M |
| Vanguard Group Inc. | 0.00% | Add +21.0% | 5,630,935 | $4.1M |
| UBS Group AG | 0.00% | Add +158.1% | 4,505,955 | $3.2M |
| State Street Corp. | 0.00% | Add +238.5% | 4,196,166 | $3.0M |
| Geode Capital Management, LLC | 0.00% | Add +3.8% | 2,178,203 | $1.6M |
| Millennium Management | 0.00% | Add +18.2% | 1,890,921 | $1.4M |
| Morgan Stanley | 0.00% | Add +173.2% | 710,341 | $512K |
| Gsa Capital Partners LLP | 0.04% | Add +42.4% | 706,731 | $510K |
| Goldman Sachs Group Inc. | 0.00% | Add +1797.1% | 688,165 | $496K |
| Northern Trust Corp. | 0.00% | Reduce -1.0% | 674,122 | $486K |
| Tang Capital Management LLC | 0.02% | No change | 671,134 | $484K |
| Tikvah Management LLC | 0.10% | Reduce -81.3% | 460,833 | $332K |
| State of Wisconsin Investment Board | 0.00% | New | 438,262 | $316K |
| Ensign Peak Advisors, Inc | 0.00% | Add +76.0% | 414,732 | $299K |
| Artia Global Partners LP | 0.05% | New | 372,276 | $269K |
| Barclays PLC | 0.00% | Add +15.1% | 341,359 | $246K |
| XTX Topco Ltd | 0.01% | New | 312,410 | $225K |
| Wellington Management Group LLP | 0.00% | Add +34.6% | 289,231 | $209K |
| Charles Schwab Investment Management Inc. | 0.00% | Add +1.0% | 261,043 | $188K |
| Flputnam Investment Management Co. | 0.00% | Add +466.1% | 235,255 | $170K |
| Brevan Howard Capital Management LP | 0.00% | New | 234,613 | $169K |
| Nuveen, LLC | 0.00% | Add +17.4% | 227,941 | $164K |
| Jane Street Group, LLC | 0.00% | Add +525.4% | 227,785 | $164K |
| Dimensional Fund Advisors LP | 0.00% | No change | 214,546 | $155K |
| Two Sigma Investments, LP | 0.00% | Add +573.5% | 211,000 | $152K |
| Bank of New York Mellon Corp | 0.00% | Add +7.5% | 199,798 | $144K |
| Victory Capital Management Inc. | 0.00% | Add +1778.9% | 192,813 | $139K |
| Bank of America Corp. | 0.00% | Add +319.6% | 177,671 | $128K |
| ADAR1 Capital Management, LLC | 0.01% | New | 175,000 | $126K |
| Rafferty Asset Management, LLC | 0.00% | New | 170,610 | $123K |
| Graham Capital Management, L.P. | 0.01% | New | 147,851 | $107K |
| Main Street Financial Solutions, LLC | 0.01% | Add +0.9% | 144,950 | $105K |
| Susquehanna International Group, LLP | 0.00% | Reduce -50.1% | 126,672 | $91K |
| Squarepoint Ops LLC | 0.00% | New | 124,924 | $90K |
| Rhumbline Advisers | 0.00% | Reduce -1.4% | 122,407 | $88K |
| Wells Fargo & Company | 0.00% | Reduce -60.0% | 111,059 | $80K |
| Toronto Dominion Bank | 0.00% | New | 109,400 | $79K |
| JPMorgan Chase & Co. | 0.00% | Add +157.4% | 105,817 | $76K |
| Woodline Partners LP | 0.00% | Reduce -93.9% | 102,687 | $74K |
| D. E. Shaw & Co. | 0.00% | Add +445.0% | 83,312 | $60K |
| Alliancebernstein L.P. | 0.00% | No change | 64,480 | $47K |
| Wolverine Trading, LLC | 0.00% | New | 54,026 | $43K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +3.9% | 49,522 | $36K |
| T. Rowe Price Associates Inc. | 0.00% | Add +6.0% | 46,126 | $34K |
| Invesco Ltd. | 0.00% | Reduce -92.3% | 45,859 | $33K |
| Los Angeles Capital Management LLC | 0.00% | New | 45,830 | $33K |
| DLD Asset Management, LP | 0.01% | New | 40,000 | $29K |
| Profund Advisors LLC | 0.00% | New | 36,785 | $27K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +227.2% | 33,834 | $24K |
| Sei Investments Co. | 0.00% | New | 33,829 | $24K |
| Intech Investment Management LLC | 0.00% | Reduce -28.9% | 31,774 | $23K |
| Rockefeller Capital Management L.P. | 0.00% | New | 28,118 | $20K |
| New York State Common Retirement Fund | 0.00% | No change | 27,500 | $20K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +31.4% | 26,081 | $19K |
| Courier Capital LLC | 0.00% | New | 25,000 | $18K |
| MAI Capital Management | 0.00% | Reduce -93.8% | 22,841 | $16K |
| Leonteq Securities AG | 0.00% | Add +745.8% | 21,146 | $15K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | New | 20,994 | $15K |
| SG Americas Securities, LLC | 0.00% | New | 21,463 | $15K |
| BNP Paribas Financial Markets | 0.00% | Add +5.9% | 20,695 | $15K |
| RBF Capital, LLC | 0.00% | New | 20,000 | $14K |
| Apollon Wealth Management, LLC | 0.00% | Reduce -2.9% | 19,900 | $14K |
| Hobbs Group Advisors, LLC | 0.00% | New | 18,653 | $13K |
| Group One Trading LLC | 0.00% | Reduce -75.6% | 17,240 | $12K |
| Three Magnolias Financial Advisors, LLC | 0.01% | Reduce -15.0% | 17,000 | $12K |
| North Star Asset Management Inc. | 0.00% | No change | 16,800 | $12K |
| Voya Investment Management LLC | 0.00% | Reduce -32.6% | 16,594 | $12K |
| HSBC Holdings PLC | 0.00% | Reduce -34.4% | 16,139 | $12K |
| Royal Bank of Canada | 0.00% | Reduce -84.5% | 14,905 | $11K |
| Raymond James Financial Inc. | 0.00% | Reduce -39.0% | 15,161 | $11K |
| ProShare Advisors LLC | 0.00% | Reduce -16.6% | 14,873 | $11K |
| Atom Investors LP | 0.00% | Reduce -37.8% | 13,547 | $10K |
| Gladstone Institutional Advisory LLC | 0.00% | Add +23.1% | 13,300 | $10K |
| United Bank | 0.00% | Reduce -28.9% | 11,970 | $9K |
| Prudential Financial Inc. | 0.00% | Reduce -12.1% | 10,890 | $8K |
| Belpointe Asset Management LLC | 0.00% | New | 10,438 | $8K |
| Legal & General Group Plc | 0.00% | No change | 9,570 | $7K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 8,881 | $6K |
| Russell Investments Group, Ltd. | 0.00% | New | 7,464 | $5K |
| Citigroup Inc. | 0.00% | Reduce -82.8% | 5,717 | $4K |
| California State Teachers Retirement System | 0.00% | Add +0.1% | 5,432 | $4K |
| Deutsche Bank AG | 0.00% | Reduce -94.9% | 3,102 | $2K |
| Amalgamated Bank | 0.00% | No change | 2,971 | $2K |
| Farther Finance Advisors, LLC | 0.00% | Reduce -89.5% | 2,100 | $2K |
| Signaturefd, LLC | 0.00% | New | 1,809 | $1K |
| T. Rowe Price Investment Management, Inc. | 0.00% | New | 141 | $1K |
| PNC Financial Services Group, Inc. | 0.00% | New | 811 | $585 |
| Sterling Capital Management LLC | 0.00% | Add +69.9% | 603 | $435 |
| NFSG Corp | 0.00% | No change | 500 | $361 |
| Quadrant Capital Group LLC | 0.00% | New | 462 | $334 |
| MCF Advisors LLC | 0.00% | New | 400 | $289 |
| US Bancorp \de | 0.00% | New | 316 | $228 |
| Global Retirement Partners, LLC | 0.00% | No change | 300 | $216 |
| Larson Financial Group LLC | 0.00% | New | 150 | $108 |
| Advisory Services Network, LLC | 0.00% | New | 91 | $66 |
| Caitong International Asset Management Co., Ltd | 0.00% | Reduce -96.5% | 67 | $48 |
| Financial Consulate, Inc. | 0.00% | New | 55 | $40 |
"% of holder's portfolio" is ATYR's weight in each manager's 13F, not the share of Atyr Pharma Inc. the manager owns.