Who owns Azenta, Inc. (AZTA)
Which tracked institutional funds hold AZTA, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See AZTA company fundamentals →
Ownership as of the 2026-Q1 13F filings (latest filed 2026-05-22). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.
How the tape is positioned
The tracked-fund tape on AZTA is one-sided between 2025-Q4 and 2026-Q1: 31 added or opened and 108 trimmed or exited — on balance reducing.
A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.
Conviction spread
AZTA’s largest tracked holder by dollar value, BlackRock, Inc., sizes it at 0.0% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.0pp gap the other way — the median holder sizes AZTA more heavily than its largest holder by dollar value does.
Book-share is each fund’s reported value in AZTA divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.
Institutional & insider positioning
Between 2025-Q4 and 2026-Q1, across 258 tracked filers holding AZTA, 134 increased or opened the position and 175 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.
This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.
New buyers & exits
Funds opening or closing a position in AZTA between the 2025-Q4 and 2026-Q1 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.
New buyers 14
- VANGUARD PORTFOLIO MANAGEMENT LLC$52M
- VANGUARD CAPITAL MANAGEMENT LLC$39M
- SILVERCREST ASSET MANAGEMENT GROUP LLC$12M
- ROYCE & ASSOCIATES LP$11M
- VANGUARD FIDUCIARY TRUST CO$6M
- ExodusPoint Capital Management, LP$3M
Full exits 21
- VANGUARD GROUP INC$140M
- GENEVA CAPITAL MANAGEMENT LLC$15M
- Roubaix Capital, LLC$6M
- COMERICA BANK$5M
- Squarepoint Ops LLC$5M
- Balyasny Asset Management L.P.$5M
Largest adds
- NEUBERGER BERMAN GROUP LLC$19M
- Conestoga Capital Advisors, LLC$16M
- Front Street Capital Management, Inc.$9M
- FIFTH THIRD BANCORP$6M
- VICTORY CAPITAL MANAGEMENT INC$5M
- AQR CAPITAL MANAGEMENT LLC$5M
Largest trims
- BlackRock, Inc.$83M
- MILLENNIUM MANAGEMENT LLC$61M
- Politan Capital Management LP$56M
- GW&K Investment Management, LLC$31M
- DIMENSIONAL FUND ADVISORS LP$26M
- STATE STREET CORP$20M
Institutional holders
One row per tracked fund, largest reported value first. “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding. Rows marked stale are from an earlier filing than the security’s latest quarter — that fund is absent from the newest snapshot (position exited, or reported under a different name).
| Fund | Shares | Reported value | % of value | Quarter |
|---|---|---|---|---|
| BlackRock, Inc. trimmed | 6,724,989 | $142M | 10.6% | 2026-Q1 |
| Politan Capital Management LP added | 4,622,450 | $98M | 7.3% | 2026-Q1 |
| Conestoga Capital Advisors, LLC added | 2,844,546 | $60M | 4.5% | 2026-Q1 |
| VANGUARD PORTFOLIO MANAGEMENT LLC new | 2,450,492 | $52M | 3.8% | 2026-Q1 |
| DIMENSIONAL FUND ADVISORS LP trimmed | 2,060,322 | $44M | 3.2% | 2026-Q1 |
| VANGUARD CAPITAL MANAGEMENT LLC new | 1,828,291 | $39M | 2.9% | 2026-Q1 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ added | 1,788,250 | $38M | 2.8% | 2026-Q1 |
| STATE STREET CORP added | 1,762,423 | $37M | 2.8% | 2026-Q1 |
| Allspring Global Investments Holdings, LLC added | 1,613,914 | $34M | 2.5% | 2026-Q1 |
| AMERICAN CAPITAL MANAGEMENT INC added | 1,296,024 | $27M | 2.0% | 2026-Q1 |
| CONGRESS ASSET MANAGEMENT CO trimmed | 1,145,635 | $24M | 1.8% | 2026-Q1 |
| Stephens Investment Management Group LLC trimmed | 1,024,048 | $22M | 1.6% | 2026-Q1 |
| GEODE CAPITAL MANAGEMENT, LLC trimmed | 1,009,577 | $21M | 1.6% | 2026-Q1 |
| GW&K Investment Management, LLC trimmed | 973,256 | $21M | 1.5% | 2026-Q1 |
| NEUBERGER BERMAN GROUP LLC added | 903,395 | $19M | 1.4% | 2026-Q1 |
| Front Street Capital Management, Inc. added | 889,009 | $19M | 1.4% | 2026-Q1 |
| MORGAN STANLEY trimmed | 865,609 | $18M | 1.4% | 2026-Q1 |
| FEDERATED HERMES, INC. added | 854,360 | $18M | 1.3% | 2026-Q1 |
| VICTORY CAPITAL MANAGEMENT INC added | 836,707 | $18M | 1.3% | 2026-Q1 |
| D. E. Shaw & Co., Inc. added | 679,155 | $14M | 1.1% | 2026-Q1 |
| PALISADE CAPITAL MANAGEMENT, LP trimmed | 659,300 | $14M | 1.0% | 2026-Q1 |
| Man Group plc added | 582,641 | $12M | 0.9% | 2026-Q1 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC added | 576,917 | $12M | 0.9% | 2026-Q1 |
| Rock Springs Capital Management LP | 569,100 | $12M | 0.9% | 2026-Q1 |
| UBS Group AG added | 569,095 | $12M | 0.9% | 2026-Q1 |
| SYSTEMATIC FINANCIAL MANAGEMENT LP added | 557,678 | $12M | 0.9% | 2026-Q1 |
| CITADEL ADVISORS LLC added | 548,364 | $12M | 0.9% | 2026-Q1 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC trimmed | 527,611 | $11M | 0.8% | 2026-Q1 |
| ROYCE & ASSOCIATES LP added | 523,308 | $11M | 0.8% | 2026-Q1 |
| SCHRODER INVESTMENT MANAGEMENT GROUP added | 528,312 | $11M | 0.8% | 2026-Q1 |
| ROYAL BANK OF CANADA trimmed | 494,469 | $10M | 0.8% | 2026-Q1 |
| SEGALL BRYANT & HAMILL, LLC trimmed | 478,339 | $10M | 0.8% | 2026-Q1 |
| BANK OF AMERICA CORP /DE/ added | 468,046 | $10M | 0.7% | 2026-Q1 |
| NORTHERN TRUST CORP added | 466,484 | $10M | 0.7% | 2026-Q1 |
| GOLDMAN SACHS GROUP INC trimmed | 351,430 | $7M | 0.6% | 2026-Q1 |
| Park West Asset Management LLC trimmed | 327,893 | $7M | 0.5% | 2026-Q1 |
| AQR CAPITAL MANAGEMENT LLC added | 323,189 | $7M | 0.5% | 2026-Q1 |
| FIFTH THIRD BANCORP added | 285,632 | $6M | 0.4% | 2026-Q1 |
| NEW YORK STATE COMMON RETIREMENT FUND | 270,880 | $6M | 0.4% | 2026-Q1 |
| VANGUARD FIDUCIARY TRUST CO new | 270,555 | $6M | 0.4% | 2026-Q1 |
| AMERIPRISE FINANCIAL INC trimmed | 259,251 | $5M | 0.4% | 2026-Q1 |
| Bank of New York Mellon Corp trimmed | 249,272 | $5M | 0.4% | 2026-Q1 |
| Meros Investment Management, LP added | 245,657 | $5M | 0.4% | 2026-Q1 |
| SEI INVESTMENTS CO added | 243,389 | $5M | 0.4% | 2026-Q1 |
| SCOPIA CAPITAL MANAGEMENT LP trimmed | 236,371 | $5M | 0.4% | 2026-Q1 |
| LORD, ABBETT & CO. LLC trimmed | 233,440 | $5M | 0.4% | 2026-Q1 |
| Quantinno Capital Management LP trimmed | 226,690 | $5M | 0.4% | 2026-Q1 |
| NORDEA INVESTMENT MANAGEMENT AB trimmed | 226,943 | $5M | 0.3% | 2026-Q1 |
| Invesco Ltd. trimmed | 213,064 | $5M | 0.3% | 2026-Q1 |
| PRINCIPAL FINANCIAL GROUP INC added | 199,252 | $4M | 0.3% | 2026-Q1 |
| OSAIC HOLDINGS, INC. added | 180,899 | $4M | 0.3% | 2026-Q1 |
| CAXTON ASSOCIATES LLP added | 173,000 | $4M | 0.3% | 2026-Q1 |
| Nuveen, LLC trimmed | 152,898 | $3M | 0.2% | 2026-Q1 |
| JUPITER ASSET MANAGEMENT LTD added | 151,792 | $3M | 0.2% | 2026-Q1 |
| Public Sector Pension Investment Board added | 147,093 | $3M | 0.2% | 2026-Q1 |
| PEREGRINE CAPITAL MANAGEMENT LLC trimmed | 144,905 | $3M | 0.2% | 2026-Q1 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added | 137,472 | $3M | 0.2% | 2026-Q1 |
| ExodusPoint Capital Management, LP added | 125,338 | $3M | 0.2% | 2026-Q1 |
| JPMORGAN CHASE & CO added | 119,767 | $2M | 0.2% | 2026-Q1 |
| STATE OF WISCONSIN INVESTMENT BOARD added | 109,372 | $2M | 0.2% | 2026-Q1 |
| JOHN G ULLMAN & ASSOCIATES INC added | 109,344 | $2M | 0.2% | 2026-Q1 |
| Campbell & CO Investment Adviser LLC added | 109,108 | $2M | 0.2% | 2026-Q1 |
| WELLS FARGO & COMPANY/MN added | 102,279 | $2M | 0.2% | 2026-Q1 |
| RHUMBLINE ADVISERS added | 99,360 | $2M | 0.2% | 2026-Q1 |
| Legal & General Group Plc trimmed | 98,143 | $2M | 0.2% | 2026-Q1 |
| XTX Topco Ltd added | 95,068 | $2M | 0.1% | 2026-Q1 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. added | 90,948 | $2M | 0.1% | 2026-Q1 |
| ENVESTNET ASSET MANAGEMENT INC trimmed | 90,071 | $2M | 0.1% | 2026-Q1 |
| ALLIANCEBERNSTEIN L.P. added | 55,058 | $2M | 0.1% | 2026-Q1 |
| Susquehanna Portfolio Strategies, LLC trimmed | 85,707 | $2M | 0.1% | 2026-Q1 |
| Edgestream Partners, L.P. added | 84,737 | $2M | 0.1% | 2026-Q1 |
| AMERICAN CENTURY COMPANIES INC trimmed | 84,276 | $2M | 0.1% | 2026-Q1 |
| Swiss National Bank | 81,400 | $2M | 0.1% | 2026-Q1 |
| RICE HALL JAMES & ASSOCIATES, LLC added | 81,301 | $2M | 0.1% | 2026-Q1 |
| Russell Investments Group, Ltd. added | 71,964 | $2M | 0.1% | 2026-Q1 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added | 71,410 | $2M | 0.1% | 2026-Q1 |
| MILLENNIUM MANAGEMENT LLC trimmed | 65,310 | $1M | 0.1% | 2026-Q1 |
| BOOTHBAY FUND MANAGEMENT, LLC added | 64,148 | $1M | 0.1% | 2026-Q1 |
| CAPITAL FUND MANAGEMENT S.A. trimmed | 63,796 | $1M | 0.1% | 2026-Q1 |
| VANGUARD GROUP INC trimmed | 4,215,026 | $140M | 10.4% | 2025-Q4 stale |
| NORGES BANK trimmed | 521,641 | $25M | 1.9% | 2025-Q3 stale |
| Fisher Asset Management, LLC trimmed | 586,289 | $17M | 1.3% | 2025-Q3 stale |
| GENEVA CAPITAL MANAGEMENT LLC trimmed | 463,408 | $15M | 1.1% | 2025-Q4 stale |
| EXCHANGE TRADED CONCEPTS, LLC added | 440,835 | $13M | 0.9% | 2025-Q3 stale |
| MARSHALL WACE, LLP trimmed | 305,215 | $9M | 0.7% | 2025-Q2 stale |
| Roubaix Capital, LLC added | 183,599 | $6M | 0.5% | 2025-Q4 stale |
| First Eagle Investment Management, LLC added | 170,200 | $6M | 0.4% | 2025-Q1 stale |
| COMERICA BANK trimmed | 161,715 | $5M | 0.4% | 2025-Q4 stale |
| Squarepoint Ops LLC added | 148,244 | $5M | 0.4% | 2025-Q4 stale |
| Balyasny Asset Management L.P. added | 136,694 | $5M | 0.3% | 2025-Q4 stale |
| HRT FINANCIAL LP added | 109,691 | $4M | 0.3% | 2025-Q4 stale |
| Assenagon Asset Management S.A. added | 96,602 | $3M | 0.2% | 2025-Q4 stale |
| Connor, Clark & Lunn Investment Management Ltd. trimmed | 94,254 | $3M | 0.2% | 2025-Q4 stale |
| JANE STREET GROUP, LLC added | 82,926 | $2M | 0.2% | 2025-Q3 stale |
| Granite Investment Partners, LLC trimmed | 63,523 | $2M | 0.2% | 2025-Q1 stale |
| Trexquant Investment LP added | 63,266 | $2M | 0.2% | 2025-Q4 stale |
| Meridiem Capital Partners LP trimmed | 57,695 | $2M | 0.1% | 2025-Q4 stale |
| Graham Capital Management, L.P. added | 58,700 | $2M | 0.1% | 2025-Q2 stale |
| ZACKS INVESTMENT MANAGEMENT added | 45,096 | $2M | 0.1% | 2025-Q1 stale |
| NATIXIS added | 47,600 | $1M | 0.1% | 2025-Q2 stale |
Ownership over time
Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.
Reading this table
Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.
About 13F filings
A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.