Education
About Us
Working with TipRanks
Follow Us
David Hallal Insider Profile
4 Followers
David Hallal, CEO, Director at Alexion Pharmaceuticals, holds 0.00 shares in iTeos Therapeutics (Ticker: ITOS), holds 1.80M shares in Scholar Rock Holding (Ticker: SRRK), holds 355.13K shares in Seer (Ticker: SEER).
David Hallal Alexion Pharmaceuticals (ALXN)CEO, Director
Alexion Pharmaceuticals (ALXN)
CEO, Director
Ranked #4,485 out of 102,596 Corporate Insiders
Profitable Transactions
16 out of 20 Profitable Transactions
Average Return
+19.60%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that David Hallal holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Sell
Date:Oct 21, 2022 - Oct 21, 2023
Return:+82.20%
The most profitable trade made by David Hallal
David Hallal's Trading History
Alexion Pharmaceuticals
Aug 10, 2016
―
Informative Sell
45.53K
$31.58M
Scholar Rock Holding
Apr 29, 2025
CEO, Director
Uninformative Buy
―
$70.27M
iTeos Therapeutics
Jun 06, 2025
Director
Uninformative Buy
493.13K
$0.00
Kalaris Therapeutics
Jun 07, 2024
Director
Uninformative Buy
―
$54.31M
Seer
Jun 14, 2024
Director
Uninformative Buy
―
$781.28K
List of latest transactions for each holding click on a transaction to see David Hallal's performance on stock
You May Also Like
David Hallal insider profile FAQ
What is the percentage of profitable transactions made by David Hallal?
The percentage of profitable transactions made by David Hallal is 80%.
What is the average return per transaction made by David Hallal?
The average return per transaction made by David Hallal is 19.60%.
What stocks does David Hallal hold?
David Hallal holds: ALXN, SRRK, ITOS, KLRS, SEER stocks.
What was David Hallal’s latest transaction?
David Hallal latest transaction was an Uninformative Buy of $493.13K.
What was David Hallal's most profitable transaction?
David Hallal’s most profitable transaction was an Informative Sell of KLRS stock on October 21, 2022. The return on the trade was 82.20%.
What is David Hallal's role in Alexion Pharmaceuticals?
David Hallal's role in Alexion Pharmaceuticals is CEO, Director.
How can I follow the stock ratings of top corporate insiders?
Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.