Security key
344174107
Foghorn Therapeutics Inc. - Common Stock, $0.0001 par value per share (FHTX)
CUSIP: 344174107
Q1 2023 13F Holders as of 31 Mar 2023
- Security type / class
- Equity / Common Stock, $0.0001 par value per share
- Total 13F shares
- 26,253,067
- Total 13F value
- $162,763,500
- Share change
- +157,650
- Put/Call ratio
- 560%
- SEC-reported price per share
- $6.20
- Number of holders
- 61
- Value change
- +$937,198
- Number of buys
- 24
- Number of sells
- 24
- Shares outstanding
- 58,724,855
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
61
Top holders
10
FHTX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Foghorn Therapeutics Inc. SEC filings
Foghorn Therapeutics Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 344174107
Recent filing periods:
Ownership snapshot
Top reported holders of FHTX - Foghorn Therapeutics Inc. - Common Stock, $0.0001 par value per share (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
Flagship Pioneering, LLC
Disclosed value leader
Flagship Pioneering, LLC
Comparable rows
15/15
Latest evidence
31 Dec 2022
13F
Lead comparable stake: 22%
Showing 1-6 of 15 holder rows.
Quick read
Flagship Pioneering, LLC leads the comparable SEC ownership view at 22%.
15 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 Flagship Pioneering, LLC's linked filing trail.
Comparable ownership
Top 5
Flagship Pioneering, LLC
22%
FMR LLC
5.3%
Artal Group S.A.
2.9%
Euclidean Capital LLC
2.1%
BlackRock Finance, Inc.
2.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Flagship Pioneering, LLC |
13F
Company
|
22%
|
$80,860,886
12,674,120 shares
|
— | 31 Dec 2022 |
| FMR LLC |
13F
Company
|
5.3%
|
$19,888,973
3,117,394 shares
|
— | 31 Dec 2022 |
| Artal Group S.A. |
13F
Company
|
2.9%
|
$10,978,000
1,720,720 shares
|
— | 31 Dec 2022 |
| Euclidean Capital LLC |
13F
Company
|
2.1%
|
$8,046,845
1,261,261 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
2.1%
|
$7,975,178
1,250,028 shares
|
— | 31 Dec 2022 |
| VANGUARD GROUP INC |
13F
Company
|
1.7%
|
$6,494,126
1,017,888 shares
|
— | 31 Dec 2022 |
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 Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
61
Shares
26,253,067
Rows available
61
| 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 Q1 2023 vs Q1 2026 Across Filers
Q1 2026 holders
104
Q1 2023 holders
61
Holder diff
-43
| Investor | Q1 2026 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend