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Adds vs. Reduces by Quarter
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CIEN —
CIENA CORP
CUSIP: 171779309 · Held by 5 superinvestors · Combined value: $373,090,472
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| # | Investor | % of Portfolio | Value ($) | Shares | Recent Activity | Share Change |
|---|---|---|---|---|---|---|
| 1 | Ken Griffin | 0.1% | $305,468,599 | 1,306,147 | REDUCE | -282,182 |
| 2 | Ray Dalio | 0.2% | $49,730,818 | 212,643 | ADD | +50,936 |
| 3 | First Eagle Investment Mgmt | 0.0% | $9,565,283 | 40,900 | REDUCE | -26,500 |
| 4 | Jim Simons | 0.0% | $7,624,162 | 32,600 | NEW BUY | +32,600 |
| 5 | Mairs & Power | 0.0% | $701,610 | 3,000 | - | - |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Jim Simons | NEW BUY | +32,600 | New |
| Ray Dalio | ADD | +50,936 | +31.5% |
| First Eagle Investment Mgmt | REDUCE | -26,500 | -39.3% |
| Ken Griffin | REDUCE | -282,182 | -17.8% |
| Steve Mandel | SOLD | -2,006,662 | Exit |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Steve Mandel | NEW BUY | +2,006,662 | New |
| Ken Griffin | ADD | +1,046,865 | +193.3% |
| Ray Dalio | ADD | +113,751 | +237.2% |
| First Eagle Investment Mgmt | REDUCE | -50,949 | -43.0% |
| Mairs & Power | REDUCE | -1,000 | -25.0% |
| Lee Ainslie | SOLD | -10,546 | Exit |
Who Owns CIEN? Superinvestor Holdings
CIENA CORP is held by 5 tracked superinvestors, with a combined position value of $373 million . The largest positions are held by Ken Griffin (0.1% of portfolio), Ray Dalio (0.2% of portfolio), First Eagle Investment Mgmt (0.0% of portfolio).
In the most recent quarter, 2 superinvestors added or initiated positions while 2 reduced or exited.