Security key
23254X201
IRONWOOD PHARMACEUTICALS, INC. - Class A common stock, $0.001 par value (CYTH)
CUSIP: 23254X201
Q3 2023 13F Holders as of 30 Sep 2023
- Security type / class
- Equity / Class A common stock, $0.001 par value
- Total 13F shares
- 480,977
- Total 13F value
- $682,748
- Share change
- +24,621
- SEC-reported price per share
- $1.42
- Number of holders
- 17
- Value change
- +$31,999
- Number of buys
- 8
- Number of sells
- 4
- Shares outstanding
- 162,993,492
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2023
Institutions
17
Top holders
10
CYTH full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2023
Previous quarter: Q2 2023
IRONWOOD PHARMACEUTICALS INC SEC filings
IRONWOOD PHARMACEUTICALS INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 23254X201
Recent filing periods:
Ownership snapshot
Top reported holders of CYTH - IRONWOOD PHARMACEUTICALS, INC. - Class A common stock, $0.001 par value (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
Sarissa Capital Managemen...
Disclosed value leader
Sarissa Capital Managemen...
Comparable rows
15/15
Latest evidence
30 Jun 2023
13F
Lead comparable stake: 10%
Showing 1-6 of 15 holder rows.
Quick read
Sarissa Capital Management LP leads the comparable SEC ownership view at 10%.
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 Sarissa Capital Management LP's linked filing trail.
Comparable ownership
Top 5
Sarissa Capital Management LP
10%
LSV ASSET MANAGEMENT
4.7%
CREDIT SUISSE AG/
3.6%
DIMENSIONAL FUND ADVISORS LP
3.4%
BROWN CAPITAL MANAGEMENT LLC
2.3%
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 |
|---|---|---|---|---|---|
| Sarissa Capital Management LP |
13F
Company
|
10%
|
$174,389,600
16,390,000 shares
|
— | 30 Jun 2023 |
| LSV ASSET MANAGEMENT |
13F
Company
|
4.7%
|
$81,612,000
7,670,309 shares
|
— | 30 Jun 2023 |
| CREDIT SUISSE AG/ |
13F
Company
|
3.6%
|
$61,717,458
5,800,513 shares
|
— | 30 Jun 2023 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
3.4%
|
$59,701,981
5,611,068 shares
|
— | 30 Jun 2023 |
| BROWN CAPITAL MANAGEMENT LLC |
13F
Company
|
2.3%
|
$39,917,003
3,751,598 shares
|
— | 30 Jun 2023 |
| VICTORY CAPITAL MANAGEMENT INC |
13F
Company
|
2.3%
|
$39,772,724
3,738,038 shares
|
— | 30 Jun 2023 |
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 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
17
Shares
480,977
Rows available
17
| 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 2023 vs Q2 2023 Across Filers
Q2 2023 holders
14
Q3 2023 holders
17
Holder diff
3
| Investor | Q2 2023 Shares | Q3 2023 Shares | Share Diff | Share Chg % | Q2 2023 value | Q3 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend