IRONWOOD PHARMACEUTICALS INC - Class A Common Stock (IRWD)

CUSIP: 46333X108

Q4 2023 13F Holders as of 31 Dec 2023

Security identity
Security type / class
Equity / Class A Common Stock
Shares outstanding
163,317,295
Holder snapshot
Total 13F shares
164,989,974
Share change
+1,595,575
Total reported value
$1,887,503,875
Put/Call ratio
56%
Reported price per share
$11.44
Number of holders
248
Value change
+$27,460,717
Number of buys
107
Number of sells
121

Security key

46333X108

Report period

Q4 2023

Institutions

248

Top holders

10

IRWD full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2024 Previous quarter: Q3 2023 IRONWOOD PHARMACEUTICALS INC SEC filings IRONWOOD PHARMACEUTICALS INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of IRWD - IRONWOOD PHARMACEUTICALS INC - Class A 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.

Lead holder
Sarissa Capital Managemen...
13D/G signal
—
Evidence rows
15
Latest as of
30 Sep 2023
13F Lead comparable stake: 10% Showing 1-6 of 15 holder rows.
Holder Evidence Ownership % Position 12M Net Δ As of
Sarissa Capital Management LP
13F
Company
13F
10%
$157,835,700
16,390,000 shares
 — 30 Sep 2023
LSV ASSET MANAGEMENT
13F
Company
13F
4.4%
$68,991,000
7,164,209 shares
 — 30 Sep 2023
RENAISSANCE TECHNOLOGIES LLC
13F
Company
13F
3.6%
$55,853,000
5,799,898 shares
 — 30 Sep 2023
DIMENSIONAL FUND ADVISORS LP
13F
Company
13F
3.4%
$53,127,911
5,516,976 shares
 — 30 Sep 2023
CREDIT SUISSE AG/
13F
Company
13F
2.8%
$43,350,109
4,501,569 shares
 — 30 Sep 2023
VICTORY CAPITAL MANAGEMENT INC
13F
Company
13F
2.7%
$42,436,829
4,406,732 shares
 — 30 Sep 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 Q4 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
248
Shares
164,989,974
Rows available
248
Investor Option Weight % Change % Reported value * Price Shares Share Change Activity Report Period

* 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 failed the local validity check.

Compare Q4 2023 vs Q3 2023 Across Filers

Q3 2023 holders
248
Q4 2023 holders
248
Holder diff
0
Investor Q3 2023 Shares Q4 2023 Shares Share Diff Share Chg % Q3 2023 value Q4 2023 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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