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ALXN

Alexion Pharmaceuticals
ALXN

Delisted

ALXN was delisted on the 20th of July, 2021.

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2 hedge funds and large institutions have $2.16M invested in Alexion Pharmaceuticals in 2026 Q1 according to their latest regulatory filings, with 1 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

39,915% more capital invested

Capital invested by funds: $5.4K → $2.16M (+$2.16M)

100% more funds holding

Funds holding: 1 → 2 (+1)

Holders
2
Holders Change
+1
Holders Change %
+100%
% of All Funds
0.02%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
KRS
Kentucky Retirement Systems
Kentucky
+$2.15M

Top Sellers

No sellers this quarter

ALXN Hedge Fund Activity: Q1 2026 in Review

2 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in Alexion Pharmaceuticals (ALXN) for Q1 2026, worth a combined $2.16M — up 39,915% from $5.4K a quarter earlier.

Buyers outnumbered sellers: 1 fund opened new ALXN positions and 0 closed out — a net gain of 1 holder — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Kentucky Retirement Systems, opening a new position worth an estimated $2.15M.

  • 2 institutional investors held Alexion Pharmaceuticals (ALXN) as of Q1 2026, up from 1 in Q4 2025.
  • Funds reported $2.16M of Alexion Pharmaceuticals stock for Q1 2026, up 39,915% quarter-over-quarter.
  • 1 fund opened new Alexion Pharmaceuticals positions in Q1 2026 and 0 closed out, a net change of +1 holder.
  • The largest Alexion Pharmaceuticals buyer in Q1 2026 was Kentucky Retirement Systems, an estimated $2.15M added.

Based on aggregated 13F filings for Q1 2026.