Ticker · CUSIP 689648103
Holders (tracked)
10
Combined shares
1,237,774
Combined value
$96.43M
Last close
$87.48
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +12.3% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
20 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−3,576 shares · 2025Q413F
- AQR Capital Management added2026-02-17+1,361 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+134,029 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−11,773 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2026-02-17+16,235 shares · 2025Q413F
- T. Rowe Price added2026-02-17+1,797 shares · 2025Q413F
- Wellington Management opened position2026-02-17+35,029 shares · 2025Q413F
- +75,005 shares · 2025Q413F
- −6,406 shares · 2025Q413F
- Renaissance Technologies trimmed2026-02-12−94,612 shares · 2025Q413F
- −154,591 shares · 2025Q313F
- AQR Capital Management added2025-11-14+1,492 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−346,299 shares · 2025Q313F
- Steve Cohen (Point72) exited2025-11-14−4,358 shares · 2025Q313F
- Two Sigma Investments added2025-11-14+113,276 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+95,286 shares · 2025Q313F
- T. Rowe Price added2025-11-14+1,944 shares · 2025Q313F
- +6,406 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+68,800 shares · 2025Q313F
- Mario Gabelli (GAMCO) trimmed2025-11-12−1,042 shares · 2025Q313F
Insider activity
Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
9
| Date | Insider | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| 04-13 | WEBB THOMAS J Director | A | 1,500 | — | — |
| 04-13 | PARTAIN NATHAN I Director | A | 2,000 | — | — |
| 04-13 | ERICKSON JOHN D Director | A | 1,500 | — | — |
| 04-13 | Rasche Steven P Director | A | 1,900 | — | — |
| 04-13 | LeBeau Michael E Director | A | 1,500 | — | — |
| 04-13 | Johnson Kathryn O Director | A | 1,500 | — | — |
| 04-13 | Clark Christopher B Director | A | 1,900 | — | — |
| 04-13 | Crain Jeanne H Director | A | 1,500 | — | — |
| 04-13 | Ludford Mary E Director | A | 1,500 | — | — |
Follow-the-investor returns
If you'd copied each holder of OTTR…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2016Q1 | $19.73 | +343.5% | $3.9M |
| Mario Gabelli (GAMCO) | 2016Q1 | $33.70 | +159.6% | $23.8M |
| Paul Tudor Jones (Tudor Investment) | 2022Q1 | $75.43 | +16.0% | $6.6M |
| AQR Capital Management | 2016Q1 | $76.66 | +14.1% | $1.4M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $78.54 | +11.4% | $12.8M |
| Renaissance Technologies | 2016Q1 | $79.25 | +10.4% | $1.2M |
| D.E. Shaw & Co. | 2016Q1 | $79.35 | +10.2% | $21.7M |
| Wellington Management | 2021Q4 | $79.39 | +10.2% | $3.1M |
| Two Sigma Investments | 2016Q1 | $80.95 | +8.1% | $23.8M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $81.86 | +6.9% | $10.1M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Paul Tudor Jones (Tudor Investment)+75,005$6.1M
- Wellington Management+35,029$2.8M
Added to4
- Two Sigma Investments+134,029$10.8M
- Izzy Englander (Millennium Mgmt)+16,235$1.3M
- AQR Capital Management+1,361$110K
- T. Rowe Price+1,797$145
Trimmed3
- Renaissance Technologies−94,612$7.6M
- D.E. Shaw & Co.−11,773$951K
- Ken Griffin (Citadel Advisors)−3,576$289K
Exited1
- Ray Dalio (Bridgewater Associates)−6,406$525K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 12 | $261.9M |
| 2022Q2 | 11 | $277.5M |
| 2022Q3 | 12 | $253K |
| 2022Q4 | 10 | $208.9M |
| 2023Q1 | 8 | $497.0M |
| 2023Q2 | 10 | $547.1M |
| 2023Q3 | 13 | $524.1M |
| 2023Q4 | 9 | $603.8M |
| 2024Q1 | 10 | $630.4M |
| 2024Q2 | 12 | $619.9M |
| 2024Q3 | 11 | $83.9M |
| 2024Q4 | 11 | $86.6M |
| 2025Q1 | 11 | $81.9M |
| 2025Q2 | 12 | $107.3M |
| 2025Q3 | 9 | $85.9M |
| 2025Q4 | 10 | $96.4M |
Who owns OTTR
10 super-investors · 2025Q4
Tracked stake
1.24M
shares
Combined value
$96M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added4Trim3Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Mario Gabelli GAMCO | 272.4K | $22M |
| 2 | Two Sigma Investments | 271.7K | $22M |
| 3 | D.E. Shaw & Co. | 248.2K | $20M |
| 4 | Izzy Englander Millennium Mgmt | 146.5K | $12M |
| 5 | Ken Griffin Citadel Advisors | 115.2K | $9M |
| 6 | Paul Tudor Jones Tudor Investment | 75.0K | $6M |
| 7 | Wellington Management | 35.0K | $3M |
| 8 | AQR Capital Management | 15.9K | $1M |
| 9 | Renaissance Technologies | 13.3K | $1M |
| 10 | T. Rowe Price | 44.5K | $4K |
Recent moves
20 transactions
- +16,235 · 2025Q4
- +134,029 · 2025Q4
- +35,029 · 2025Q4
- −3,576 · 2025Q4
- TRIMD.E. Shaw & Co.−11,773 · 2025Q4
- +1,797 · 2025Q4
- +75,005 · 2025Q4
- +1,361 · 2025Q4
- −6,406 · 2025Q4
- −94,612 · 2025Q4
- −154,591 · 2025Q3
- +113,276 · 2025Q3
- +1,492 · 2025Q3
- −4,358 · 2025Q3
- −346,299 · 2025Q3
- +95,286 · 2025Q3
- +1,944 · 2025Q3
- +68,800 · 2025Q3
- +6,406 · 2025Q3
- −1,042 · 2025Q3
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