Security key
23254X201
IRONWOOD PHARMACEUTICALS, INC. - Class A common stock, $0.001 par value (CYTH)
CUSIP: 23254X201
Q4 2024 13F Holders as of 31 Dec 2024
- Security type / class
- Equity / Class A common stock, $0.001 par value
- Total 13F shares
- 2,261,772
- Total 13F value
- $1,334,476
- Share change
- -15,681
- SEC-reported price per share
- $0.59
- Number of holders
- 20
- Value change
- -$9,941
- Number of buys
- 5
- Number of sells
- 6
- Shares outstanding
- 162,993,492
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
20
Top holders
10
CYTH full security history
Ownership snapshot
Full 13F holder table
IRONWOOD PHARMACEUTICALS INC SEC filings
IRONWOOD PHARMACEUTICALS INC company facts
Broader feeds
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
RENAISSANCE TECHNOLOGIES LLC
Disclosed value leader
BlackRock, Inc.
Comparable rows
1/15
Latest evidence
30 Sep 2024
13F
13D/G
Lead comparable stake: 5.4%
14 rows are not safely comparable across share classes.
13D/G row: RENAISSANCE TECHNOLOGIES LLC
Showing 1-6 of 15 holder rows.
Quick read
RENAISSANCE TECHNOLOGIES LLC leads the comparable SEC ownership view at 5.4%.
1 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 RENAISSANCE TECHNOLOGIES LLC's linked filing trail.
Comparable ownership
Top 1
RENAISSANCE TECHNOLOGIES LLC
5.4%
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 |
|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC |
13F
13D/G
Company
|
5.4%
Reported 13D/G
· 15 May 2024
|
$35,420,456
8,597,198 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
—
mixed-class rows
|
$94,495,709
23,003,378 shares
mixed-class rows
|
— | 30 Sep 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
mixed-class rows
|
$91,269,330
22,636,791 shares
mixed-class rows
|
— | 30 Sep 2024 |
| Sarissa Capital Management LP |
13F
Company
|
—
denominator unverified
|
$67,526,800
16,390,000 shares
|
— | 30 Sep 2024 |
| Pacer Advisors, Inc. |
13F
Company
|
—
denominator unverified
|
$46,472,867
11,279,822 shares
|
— | 30 Sep 2024 |
| STATE STREET CORP |
13F
Company
|
—
mixed-class rows
|
$40,901,033
9,959,395 shares
mixed-class rows
|
— | 30 Sep 2024 |
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 Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
20
Shares
2,261,772
Rows available
20
| 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 Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
18
Q4 2024 holders
20
Holder diff
2
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|