IGM Biosciences Ownership | Who Owns IGM Biosciences?
IGM Biosciences Ownership Summary
IGM Biosciences is owned by 8.11% institutional investors, 39.17% insiders, and 52.72% retail investors. Baker bros. advisors lp is the largest institutional shareholder, holding 6.75% of IGMS shares. US Small-Cap Growth II Equity Comp is the top mutual fund, with 2.99% of its assets in IGM Biosciences shares.
IGMS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | IGM Biosciences | 8.11% | 39.17% | 52.72% |
| Sector | Healthcare Stocks | 57.39% | 9.93% | 32.68% |
| Industry | Biotech Stocks | 68.48% | 9.65% | 21.87% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Baker bros. advisors lp | 4.09M | 6.75% | $25.02M |
| Price t rowe associates inc /md/ | 3.57M | 5.88% | $21.81M |
| Artal group | 3.33M | 5.54% | $22.88M |
| Siren | 3.33M | 5.49% | $20.35M |
| Redmile group | 2.95M | 4.87% | $18.04M |
| Sanofi | 1.44M | 2.37% | $8.79M |
| Blackrock funding, inc. /de | 1.05M | 1.74% | $6.44M |
| Goldman sachs group | 978.49K | 1.61% | $5.98M |
| Vanguard group | 896.35K | 1.48% | $5.48M |
| Blackrock | 883.08K | 1.47% | $6.07M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Sanofi | 1.44M | 5.04% | $8.79M |
| Redmile group | 2.95M | 1.26% | $18.04M |
| Siren | 3.33M | 0.90% | $20.35M |
| Artal group | 3.33M | 0.58% | $22.88M |
| Susquehanna portfolio strategies | 14.38K | 0.30% | $87.89K |
| Baker bros. advisors lp | 4.09M | 0.27% | $25.02M |
| Bruce | 100.00K | 0.20% | $611.00K |
| Eagle bay advisors | 44.63K | 0.17% | $272.72K |
| Rhenman & partners asset management ab | 126.06K | 0.08% | $770.25K |
| Gsa capital partners llp | 93.48K | 0.04% | $571.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Sanofi | 1.44M | 5.04% | 1.44M |
| Artal group | 3.33M | 0.58% | 250.00K |
| Blackrock funding, inc. /de | 1.05M | 0.00% | 154.11K |
| Blackrock | 883.08K | 0.00% | 125.12K |
| Two sigma investments, lp | 107.62K | 0.00% | 71.34K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ra capital management | - | - | -937.50K |
| Price t rowe associates inc /md/ | 3.57M | 0.00% | -445.26K |
| Fmr | 473.43K | 0.00% | -346.10K |
| Goldman sachs group | 978.49K | 0.00% | -280.75K |
| Invesco | - | - | -222.93K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Sanofi | 1.44M | 5.04% | 1.44M | $8.79M |
| Susquehanna fundamental investments | 36.37K | 0.00% | 36.37K | $222.22K |
| Hrt financial lp | 21.76K | 0.00% | 21.76K | $132.00K |
| Aqr capital management | 12.23K | 0.00% | 12.23K | $84.02K |
| China universal asset management | 7.23K | 0.00% | 7.23K | $44.15K |
Sold Out
| Holder | Change |
|---|---|
| Nelson, van denburg & campbell wealth management group | -3.00 |
| Farther finance advisors | -9.00 |
| Versant capital management | -169.00 |
| Quarry lp | -197.00 |
| Gamma investing | -251.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2024 | 49 | -37.18% | 4,921,951 | -77.16% | 8 | 0.64% | 25 | -26.47% | 8 | -68.00% |
| Sep 30, 2024 | 78 | -8.24% | 21,552,420 | -3.19% | 35 | 2.59% | 34 | -35.85% | 25 | 66.67% |
| Jun 30, 2024 | 85 | -3.41% | 22,262,728 | -2.42% | 37 | 2.55% | 53 | 10.42% | 15 | -28.57% |
| Mar 31, 2024 | 88 | 18.92% | 22,815,546 | 4.28% | 38 | 2.83% | 48 | 29.73% | 21 | - |
| Dec 31, 2023 | 74 | -8.64% | 21,879,400 | -1.96% | 36 | 1.50% | 37 | -11.90% | 21 | -4.55% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| US Small-Cap Growth II Equity Comp | 1.78M | 2.99% | -189.87K |
| T. Rowe Price New Horizons | 1.78M | 2.99% | - |
| T. Rowe Price Health Sciences | 829.52K | 1.40% | -27.74K |
| Vanguard US Total Market Shares ETF | 461.05K | 0.77% | - |
| Fidelity Select Biotechnology | 455.82K | 0.77% | -149.99K |
| Vanguard Total Stock Mkt Idx Inv | 448.61K | 0.75% | - |
| T. Rowe Price New Horizons Tr-Z | 426.94K | 0.72% | 30.79K |
| T. Rowe Price New Horizons Tr-A | 426.94K | 0.71% | 30.79K |
| iShares Russell 2000 ETF | 409.03K | 0.68% | -3.52K |
| Vanguard Institutional Extnd Mkt Idx Tr | 275.55K | 0.46% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 14, 2025 | Weber Steven | PRINCIPAL ACCOUNTING OFFICER | Sell | $2.09K |
| Mar 14, 2025 | Tahir Misbah | CHIEF FINANCIAL OFFICER | Sell | $9.01K |
| Mar 14, 2025 | Harler Mary Beth | Chief Executive Officer | Sell | $9.01K |
| Mar 14, 2025 | Decker Lisa Lynn | CHIEF BUSINESS OFFICER | Sell | $5.55K |
| Jan 15, 2025 | Weber Steven | PRINCIPAL ACCOUNTING OFFICER | Sell | $1.91K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q1 | - | 5 |
| 2024 Q4 | - | 4 |
| 2024 Q3 | - | 8 |
| 2024 Q2 | - | 7 |
| 2024 Q1 | 8 | 12 |
IGMS Ownership FAQ
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