Ticker · CUSIP 294375209
Holders (tracked)
5
Combined shares
471,762
Combined value
$2.19M
Last close
$5.82
Quarter
2025Q4
Price · 1Y$5.82-0.68 (-10.51%)H $8.10 · L $4.20 · Avg Vol 181K
Position opened
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
Price is +25.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
11 events
- Ken Griffin (Citadel Advisors) added2026-02-17+6,172 shares · 2025Q4Position
- Two Sigma Investments exited2026-02-17−70,692 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2026-02-17+915 shares · 2025Q4Position
- Wellington Management added2026-02-17+6,321 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+27,130 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−63,900 shares · 2025Q4Position
- Wellington Management opened position2025-11-14+13,423 shares · 2025Q3Position
- AQR Capital Management opened position2025-11-14+41,818 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+58,526 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−76,790 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+25,100 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of EPSN…
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 |
|---|---|---|---|---|
| AQR Capital Management | 2025Q3 | $4.88 | +19.2% | $401K |
| Wellington Management | 2025Q3 | $4.91 | +18.5% | $115K |
| Izzy Englander (Millennium Mgmt) | 2020Q2 | $5.92 | -1.8% | $102K |
| Renaissance Technologies | 2020Q2 | $6.31 | -7.8% | $1.4M |
| Ken Griffin (Citadel Advisors) | 2022Q2 | $7.01 | -17.0% | $699K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to4
- AQR Capital Management+27,130$126K
- Wellington Management+6,321$29K
- Ken Griffin (Citadel Advisors)+6,172$29K
- Izzy Englander (Millennium Mgmt)+915$4K
Trimmed1
- Renaissance Technologies−63,900$296K
Exited1
- Two Sigma Investments−70,692$356K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 3 | $1.2M |
| 2022Q2 | 4 | $4.2M |
| 2022Q3 | 6 | $4.0M |
| 2022Q4 | 6 | $4.3M |
| 2023Q1 | 7 | $5.4M |
| 2023Q2 | 6 | $3.6M |
| 2023Q3 | 6 | $3.1M |
| 2023Q4 | 4 | $2.2M |
| 2024Q1 | 3 | $1.8M |
| 2024Q2 | 3 | $1.6M |
| 2024Q3 | 5 | $1.5M |
| 2024Q4 | 5 | $1.5M |
| 2025Q1 | 5 | $2.8M |
| 2025Q2 | 4 | $3.6M |
| 2025Q3 | 6 | $2.9M |
| 2025Q4 | 5 | $2.2M |
Who owns EPSN
5 super-investors · 2025Q4
Tracked stake
471.8K
shares
Combined value
$2M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added4Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 245.4K | $1M |
| 2 | Ken Griffin Citadel Advisors | 120.1K | $557K |
| 3 | AQR Capital Management | 68.9K | $320K |
| 4 | Wellington Management | 19.7K | $92K |
| 5 | Izzy Englander Millennium Mgmt | 17.6K | $81K |
Recent moves
20 transactions
- +6,172 · 2025Q4
- +27,130 · 2025Q4
- +915 · 2025Q4
- +6,321 · 2025Q4
- −70,692 · 2025Q4
- −63,900 · 2025Q4
- +13,423 · 2025Q3
- −76,790 · 2025Q3
- +58,526 · 2025Q3
- +41,818 · 2025Q3
- +25,100 · 2025Q3
- −111,670 · 2025Q2
- −6,103 · 2025Q2
- +125,200 · 2025Q2
- +205,101 · 2025Q1
- −7,556 · 2025Q1
- −37,100 · 2025Q1
- −1,016 · 2024Q4
- −16,700 · 2024Q4
- −5,218 · 2024Q3
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