Who Owns ATYR?

aTyr Pharma, Inc. — Institutional Ownership & 13F Holdings

$0.79

+0.00 (+0.22%)

Market Cap

$77.5M

Shares Outstanding

98,051,200

Institutional Holders

86

Total Inst. Value

$173.8M

% of Float Held

71.3%

QoQ Holder Change

+39

Institutional data as of Q1 2025

New Positions

29

Closed Positions

16

Increased

35

Decreased

14

Institutional Ownership Trend

Top 10 Institutional Holders(Q1 2025)

#FundValueShares
1FEDERATED HERMES, INC.$44.3M14,666,600
2FMR LLC$38.9M12,893,529
3VANGUARD GROUP INC$12.1M4,006,735
4Point72 Asset Management, L.P.$8.6M2,844,099
5Tikvah Management LLC$7.4M2,460,833
6Octagon Capital Advisors LP$5.7M10,000,000
7SUSQUEHANNA INTERNATIONAL GROUP, LLP$5.2M1,733,081
8Woodline Partners LP$5.1M1,681,595
9UBS Group AG$4.9M1,637,186
10BlackRock, Inc.$4.8M1,593,981

Biggest Buyers & Sellers This Quarter

Top Buyers

FundShares AddedValue
FMR LLC+796K$38.9M
VANGUARD GROUP INC+402K$12.1M
Octagon Capital Advisors LP+9.1M$5.7M
SUSQUEHANNA INTERNATIONAL GROUP, LLP+945K$5.2M
UBS Group AG+1.4M$4.9M

Top Sellers

Famous Fund Managers

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Frequently Asked Questions

How many institutional investors hold ATYR?

As of Q1 2025, 86 institutional investors report holding ATYR (aTyr Pharma, Inc.) in their 13F filings.

What percentage of aTyr Pharma, Inc. is owned by institutions?

Institutional investors hold approximately 71.3% of aTyr Pharma, Inc.'s float as reported in SEC 13F filings.

Which hedge fund owns the most ATYR?

The largest institutional holder of ATYR is FEDERATED HERMES, INC. with $44.3M in shares.

Are institutions buying or selling ATYR?

This quarter, 29 institutions opened new positions in ATYR and 16 closed their positions.

What is 13F institutional ownership?

SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.

How often is institutional ownership data updated?

13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.