Ticker · CUSIP 451033708
Holders (tracked)
2
Combined shares
809,672
Combined value
$1.56M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 6.
SEC event timeline
3 events
- Ken Griffin (Citadel Advisors) exited2026-02-17−131,958 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+456,333 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+353,339 shares · 2025Q413F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Two Sigma Investments+456,333$881K
- Renaissance Technologies+353,339$682K
Added to0
—
Trimmed0
—
Exited1
- Ken Griffin (Citadel Advisors)−131,958$109K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q4 | 4 | $44K |
| 2024Q1 | 2 | $24K |
| 2024Q2 | 1 | $12K |
| 2025Q1 | 1 | $54K |
| 2025Q3 | 1 | $109K |
| 2025Q4 | 2 | $1.6M |
Who owns IBIO
2 super-investors · 2025Q4
Tracked stake
809.7K
shares
Combined value
$2M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Two Sigma Investments | 456.3K | $881K |
| 2 | Renaissance Technologies | 353.3K | $682K |
Recent moves
10 transactions
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