Security key
61225M102
Monte Rosa Therapeutics, Inc. - COMMON STOCK (GLUE)
CUSIP: 61225M102
Q2 2021 13F Holders as of 30 Jun 2021
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 32,095,195
- Total 13F value
- $705,074,000
- Share change
- +32,095,195
- SEC-reported price per share
- $22.70
- Number of holders
- 48
- Value change
- +$705,074,000
- Number of buys
- 48
- Shares outstanding
- 84,393,162
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2021
Institutions
48
Top holders
10
GLUE full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Monte Rosa Therapeutics, Inc. SEC filings
Monte Rosa Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 61225M102
Recent filing periods:
Ownership snapshot
Top reported holders of GLUE - Monte Rosa Therapeutics, Inc. - COMMON STOCK (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
Bradley J. Bolzon PhD
Disclosed value leader
Bradley J. Bolzon PhD
Comparable rows
0/14
Latest evidence
28 Jun 2021
3/4/5
Highest disclosed value: $169,044,007
14 rows are not safely comparable across share classes.
Showing 1-6 of 14 holder rows.
Quick read
Bradley J. Bolzon PhD has the largest disclosed position value at $169.04M.
0 of 14 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 Bradley J. Bolzon PhD's linked filing trail.
Disclosed position value
Top 5
Bradley J. Bolzon PhD
$169.04M
Anthony A. Florence Jr.
$146.15M
Carmen Chang
$146.15M
Forest Baskett
$146.15M
Joshua Makower
$146.15M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 14 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Bradley J. Bolzon PhD |
3/4/5
Director, 10%+ Owner
|
—
mixed-class rows
|
$169,044,007
8,944,185 shares
mixed-class rows
|
— | 28 Jun 2021 |
| Anthony A. Florence Jr. |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$146,153,662
7,692,298 shares
|
— | 28 Jun 2021 |
| Carmen Chang |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$146,153,662
7,692,298 shares
|
— | 28 Jun 2021 |
| Forest Baskett |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$146,153,662
7,692,298 shares
|
— | 28 Jun 2021 |
| Joshua Makower |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$146,153,662
7,692,298 shares
|
— | 28 Jun 2021 |
| Liza Landsman |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$146,153,662
7,692,298 shares
|
— | 28 Jun 2021 |
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 Q2 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
48
Shares
32,095,195
Rows available
48
| 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 Q2 2021 vs Q1 2021 Across Filers
Q1 2021 holders
0
Q2 2021 holders
48
Holder diff
48
| Investor | Q1 2021 Shares | Q2 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q2 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend