As of the latest SEC filings, IRONWOOD PHARMACEUTICALS INC (IRWD) is held by 201 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $15,215,091.84 in market value, representing a significant portion of its portfolio.
Funds holding IRONWOOD PHARMACEUTICALS INC (IRWD)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- IRWD
- CIK:
- 0001446847
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $15,215,091.84 | 4,334,784 | Mar 31, 2026 | May 28, 2026 |
|
XBI
State Street(R) SPDR(R) S&P(R) Biotech ETF
|
ETF | State Street (SPDR) | 0.19% | $14,037,276.24 | 3,999,224 | Mar 31, 2026 | May 28, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.02% | $13,889,887.83 | 3,957,233 | Mar 31, 2026 | May 28, 2026 |
|
FNDA
Schwab Fundamental U.S. Small Company ETF
|
ETF | Charles Schwab | 0.11% | $10,663,734.42 | 3,118,051 | Feb 28, 2026 | Apr 24, 2026 |
|
VSEQX
VANGUARD STRATEGIC EQUITY FUND
|
MF | Vanguard | 0.07% | $7,380,031.23 | 2,102,573 | Mar 31, 2026 | May 28, 2026 |
|
VEXPX
VANGUARD EXPLORER FUND
|
MF | Vanguard | 0.03% | $6,732,342.38 | 1,632,083 | Apr 30, 2026 | Jun 26, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.02% | $6,522,396.38 | 1,581,187 | Apr 30, 2026 | Jun 26, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.01% | $5,658,621.93 | 1,612,143 | Mar 31, 2026 | May 28, 2026 |
|
QASCX
Federated Hermes MDT Small Cap Core Fund
|
MF | Federated Hermes | 0.28% | $5,306,156.63 | 1,286,341 | Apr 30, 2026 | Jun 23, 2026 |
|
CALF
Pacer US Small Cap Cash Cows 100 ETF
|
ETF | Pacer | 0.13% | $4,634,586.00 | 1,123,536 | Apr 30, 2026 | Jun 29, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.03% | $4,246,882.38 | 1,209,938 | Mar 31, 2026 | May 28, 2026 |
|
IBB
iShares Biotechnology ETF
|
ETF | BlackRock / iShares | 0.05% | $4,118,883.21 | 1,173,471 | Mar 31, 2026 | May 28, 2026 |
|
BBGSX
Bridge Builder Small/Mid Cap Growth Fund
|
MF | Independent / Boutique | 0.03% | $3,164,243.94 | 901,494 | Mar 31, 2026 | May 22, 2026 |
|
QASGX
Federated Hermes MDT Small Cap Growth Fund
|
MF | Federated Hermes | 0.40% | $3,004,852.13 | 728,449 | Apr 30, 2026 | Jun 23, 2026 |
|
VTWO
VANGUARD RUSSELL 2000 INDEX FUND
|
ETF | Vanguard | 0.02% | $2,714,731.02 | 793,781 | Feb 28, 2026 | Apr 28, 2026 |
|
SFSNX
Schwab Fundamental U.S. Small Company Index Fund
|
MF | Charles Schwab | 0.11% | $2,704,898.63 | 655,733 | Apr 30, 2026 | Jun 25, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.01% | $2,575,068.48 | 752,944 | Feb 28, 2026 | Apr 24, 2026 |
|
DFSTX
U.S. SMALL CAP PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.01% | $2,512,512.75 | 609,094 | Apr 30, 2026 | Jun 24, 2026 |
|
SFLO
VictoryShares Small Cap Free Cash Flow ETF
|
ETF | Independent / Boutique | 0.49% | $2,440,015.11 | 695,161 | Mar 31, 2026 | May 28, 2026 |
|
SCHA
Schwab U.S. Small-Cap ETF
|
ETF | Charles Schwab | 0.01% | $2,397,228.48 | 700,944 | Feb 28, 2026 | Apr 24, 2026 |
|
FESM
Fidelity Enhanced Small Cap ETF
|
ETF | Fidelity | 0.05% | $2,182,237.20 | 621,720 | Mar 31, 2026 | May 26, 2026 |
|
DFAS
Dimensional U.S. Small Cap ETF
|
ETF | Dimensional Fund Advisors | 0.02% | $2,154,487.50 | 522,300 | Apr 30, 2026 | Jun 29, 2026 |
|
DFSCX
U.S. MICRO CAP PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.03% | $2,144,278.13 | 519,825 | Apr 30, 2026 | Jun 24, 2026 |
|
FSMD
Fidelity Small-Mid Multifactor ETF
|
ETF | Fidelity | 0.08% | $1,856,514.00 | 450,064 | Apr 30, 2026 | Jun 26, 2026 |
|
FZFLX
Fidelity SAI Small-Mid Cap Momentum Index Fund
|
MF | Fidelity | 0.04% | $1,635,393.38 | 396,459 | Apr 30, 2026 | Jun 26, 2026 |
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