Ken Griffin Boosted Stake In Ciena Corp

CITADEL INVESTMENT GROUPKen Griffin reported early today that his Citadel Investment Group has boosted its stake in Ciena Corp (CIEN). According to the regulatory filing, Ken Griffin now has 5.28 million shares of CIEN in his portfolio, giving a 5.4% passive stake ownership. At the end of the third quarter, Ken Griffin only had 247 thousand shares of CIEN. It’s possible that Ken Griffin bought the shares when the stock was hovering around $12 per share. CIEN rose nearly 2% after Ken Griffin’s filing, and is trading at $14.58.

There were several other hedge funds that were also investing in CIEN. Kerr Neilson’s Platinum Asset Management had the most shares than any other hedge funds we track, with 8.58 million shares, which is a new position the firm built in Q3. Jim Simons’ Renaissance Technologies also initiated a position of 1.71 million shares in CIEN.

Ken Griffin is the founder and CEO of Citadel Investment Group. The firm is based in Chicago, and ranks among the largest and most successful hedge funds in the world. He avoided extensive press coverage in manners similar to other hedge funds for several years. Ken Griffin has a personal net worth of $2.3 billion as of 2011, making him the 512th richest man in the world. Citadel Investment Group had a portfolio value of nearly $43 billion in the second quarter.

Ciena Corp is “a provider of communications networking equipment, software and services that support the transport, switching, aggregation and management of voice, video and data traffic. The Company operates in four segments: packet-optical transport, packet-optical switching, carrier Ethernet Service delivery, and software and services.” according to Google Finance.

Comments
Insider Monkey Small Cap Strategy
Insider Monkey Small Cap Strategy

Insider Monkey beat the market by 52 percentage points in 24 months. Our beta is only 1.2 (don't click this link if beating the market isn't important to you).

Lists

The 10 Largest Pharmaceutical Companies In the World

The 10 Most Expensive Android Apps

The 9 Most Expensive Designer Bags in the World

The 7 Most Expensive Real Estate in the World

The 10 Most Expensive eBay Items Ever Sold

The 10 Most Expensive iPhone Apps

The 9 Most Expensive Designer Shoes in the World

The 10 Most Expensive Cigarette Brands

The 10 Most Expensive Law Schools in the US

The 10 Best Wall Street Movies

The 10 Most Expensive Golf Clubs Ever Sold

The 10 Most Expensive Golf Memberships

The 10 Best Disney Characters Ever Created

The 8 Best Foods for Gaining Weight

The 10 Most Expensive Colleges in the World

The 7 Most Memorable Ad Campaigns of All Time

The 7 Most Expensive High Schools in the World

The 10 Electric Vehicles with the Longest Range

The 10 Cities with the Worst Drivers in the World

The 10 Most Expensive Dresses Ever Created

10 Islands to Visit Before You Die

10 Famous Celebrities Who Needed Rehab

The 15 Countries with the Largest Oil Reserves

The 10 Most Overused Excuses in the World

The 5 Best iOS Apps You Can’t Get on Android

5 Companies Damaged By Social Media Blunders

The 10 Most Legendary Blues Songs

The 10 Most Lawless Places in the World

4 Reasons China is a Threat to the US

The 17 Most Sugary Drinks in the World

The 10 Most Ruthless Rulers in History

The 10 Greatest Generals in History

Top 8 Travel Destinations for 2015

The 10 Safest Dog Breeds for Children

The 10 Most Stolen Vehicles in the US

The 7 Most Expensive Celebrity Weddings

The 10 Best LoL Teams in the World

Top 10 Worst Marketing Campaigns Ever Produced

Top 5 Diets that Help You Lose Weight

The 10 Best Ways to Stay Awake

7 Artists That Switched Musical Genres

The 10 Most Expensive Cities to Live in New Jersey

The 10 Best High Schools in New York

The 10 Countries With the Least Gender Inequality

The 6 Biggest Musician-Manager Feuds

The 10 Countries with the Cheapest Gas Prices

The 7 Most Theatrical Bands of All Time

The 8 Worst Band Breakups of All Time

The 10 Most Important South American Leaders

The 7 Most Successful Casting Show Winners

Subscribe

Enter your email:

Delivered by FeedBurner

X

Thanks! An email with instructions is sent to !

Your email already exists in our database. Click here to go to your subscriptions

Insider Monkey returned 47.6% in its first year! Wondering How?

Download a complete edition of our newsletter for free!