Security key
05455M100
- Security type / class
- Equity / COM
- Total 13F shares
- 33,404,652
- Total 13F value
- $436,059,961
- Share change
- +947,028
- SEC-reported price per share
- $13.02
- Number of holders
- 100
- Value change
- +$9,604,318
- Number of buys
- 36
- Number of sells
- 50
Report period
Q3 2020
Institutions
100
Top holders
10
AVRO full security history
Ownership snapshot
Full 13F holder table
Tectonic Therapeutic, Inc. SEC filings
Tectonic Therapeutic, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of AVRO - AVROBIO INC - COM (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
JPMORGAN CHASE & CO
Disclosed value leader
JPMORGAN CHASE & CO
Comparable rows
0/15
Latest evidence
30 Jun 2020
13F
Highest disclosed value: $52,128,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
JPMORGAN CHASE & CO has the largest disclosed position value at $52.13M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens JPMORGAN CHASE & CO's linked filing trail.
Disclosed position value
Top 5
JPMORGAN CHASE & CO
$52.13M
BlackRock Finance, Inc.
$43.75M
EVENTIDE ASSET MANAGEMENT, LLC
$33.25M
CITADEL ADVISORS LLC
$32.84M
FARALLON CAPITAL MANAGEMENT, L.L.C.
$27.48M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| JPMORGAN CHASE & CO |
13F
Company
|
—
denominator unverified
|
$52,128,000
2,987,283 shares
|
— | 30 Jun 2020 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$43,750,000
2,507,110 shares
|
— | 30 Jun 2020 |
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$33,248,000
1,905,307 shares
|
— | 30 Jun 2020 |
| CITADEL ADVISORS LLC |
13F
Company
|
—
denominator unverified
|
$32,835,000
1,881,683 shares
|
— | 30 Jun 2020 |
| FARALLON CAPITAL MANAGEMENT, L.L.C. |
13F
Company
|
—
denominator unverified
|
$27,484,000
1,575,000 shares
|
— | 30 Jun 2020 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$26,334,000
1,509,173 shares
|
— | 30 Jun 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2020
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
100
Shares
33,404,652
Rows available
100
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2020 vs Q2 2020 Across Filers
Q2 2020 holders
97
Q3 2020 holders
100
Holder diff
3
| Investor | Q2 2020 Shares | Q3 2020 Shares | Share Diff | Share Chg % | Q2 2020 value | Q3 2020 value | Value change | Value Chg % |
|---|