← All Investors
SERES THERAPEUTICS INC
MCRB
Holders
1
Combined Value
$527K
Combined Shares
59,500
Current Price
$6.46
52W High
$29.98
vs 52W High
−78.5%
Investor Activity
BUYSELLImplied priceClick a quarter to see who traded
Held By
| Investor | Value | % of Portfolio | Avg Buy Price | Gain | Last Activity | As of |
|---|---|---|---|---|---|---|
| Ken Griffin - Citadel Advisors | $527K | 0.00% | ~$18.22 | −64.5% | Sold Q1 2026 | Q1 2026 |
Recent Activity
| Quarter | Investor | Action | Est. Value | Est. Price |
|---|---|---|---|---|
| Q1 2026 | Ken Griffin - Citadel Advisors | SELL | −$130K | ~$8.87 |
| Q4 2025 | Ken Griffin - Citadel Advisors | SELL | −$163K | ~$14.88 |
| Q3 2025 | Ken Griffin - Citadel Advisors | BUY | +$1.4M | ~$19.24 |
| Q2 2025 | Paul Tudor Jones - Tudor Investment | SOLD OUT | −$43K | ~$0.70 |
| Q2 2025 | Ken Griffin - Citadel Advisors | NEW BUY | +$119K | ~$11.11 |
| Q1 2025 | Paul Tudor Jones - Tudor Investment | NEW BUY | +$43K | ~$0.70 |
Ownership History
| Period | Holders | Total Shares | Δ Shares | Total Value | Implied Price |
|---|---|---|---|---|---|
| Q1 2026 | 1 | 59,500 | −19.9% | $527K | $8.87 |
| Q4 2025 | 1 | 74,248 | −12.9% | $1.1M | $14.88 |
| Q3 2025 | 1 | 85,225 | +695.0% | $1.6M | $19.24 |
| Q2 2025 | 1 | 10,720 | −82.7% | $119K | $11.11 |
| Q1 2025 | 1 | 61,977 | — | $43K | $0.70 |