Ticker · CUSIP 44916E100
Holders (tracked)
3
Combined shares
187,519
Combined value
$6.79M
Last close
$32.88
Quarter
2025Q4
Price · 1Y$32.88+13.12 (+66.40%)H $60.11 · L $19.50 · Avg Vol 145K
Position opened
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 3.
Price is -9.1% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
3 events
- Ken Griffin (Citadel Advisors) added2026-02-17+9,153 shares · 2025Q4Position
- +117,436 shares · 2025Q4Position
- Steve Cohen (Point72) opened position2026-02-17+48,323 shares · 2025Q4Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of IPX…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Izzy Englander (Millennium Mgmt) | 2025Q4 | $36.19 | -9.1% | $3.9M |
| Steve Cohen (Point72) | 2025Q4 | $36.19 | -9.1% | $1.6M |
| Ken Griffin (Citadel Advisors) | 2024Q4 | $38.15 | -13.8% | $715K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions2
- Izzy Englander (Millennium Mgmt)+117,436$4.2M
- Steve Cohen (Point72)+48,323$1.7M
Added to1
- Ken Griffin (Citadel Advisors)+9,153$331K
Trimmed0
—
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q4 | 1 | $283K |
| 2025Q3 | 1 | $622K |
| 2025Q4 | 3 | $6.8M |
Who owns IPX
3 super-investors · 2025Q4
Tracked stake
187.5K
shares
Combined value
$7M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Izzy Englander Millennium Mgmt | 117.4K | $4M |
| 2 | Steve Cohen Point72 | 48.3K | $2M |
| 3 | Ken Griffin Citadel Advisors | 21.8K | $787K |
Recent moves
3 transactions
- +9,153 · 2025Q4
- +117,436 · 2025Q4
- +48,323 · 2025Q4
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