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ACHN

Achillion Pharmaceuticals
ACHN

Delisted

ACHN was delisted on the 27th of January, 2020.

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132 hedge funds and large institutions have $755M invested in Achillion Pharmaceuticals in 2019 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 32 increasing their positions, 43 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

88% more capital invested

Capital invested by funds: $402M → $755M (+$352M)

35% more first-time investments, than exits

New positions opened: 42 | Existing positions closed: 31

8% more funds holding

Funds holding: 122 → 132 (+10)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

26% less repeat investments, than reductions

Existing positions increased: 32 | Existing positions reduced: 43

62% less call options, than puts

Call options by funds: $30M | Put options by funds: $78.5M

Holders
132
Holders Change
+10
Holders Change %
+8.2%
% of All Funds
2.6%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
42
Increased
32
Reduced
43
Closed
31
Calls
$30M
Puts
$78.5M
Net Calls
-$48.4M
Net Calls Change
-$49.5M

Top Buyers

Rank Fund Capital Flow
1
VI
Versor Investments
New York
+$43.5M
2
PCM
Pentwater Capital Management
Florida
+$43.5M
3
MF
Magnetar Financial
Illinois
+$31.8M
4
AA
AQR Arbitrage
Connecticut
+$18.3M
5
WMSA
Weiss Multi-Strategy Advisers
New York
+$16.5M

Top Sellers

Rank Fund Capital Flow
1
RI
RTW Investments
New York
-$37.9M
2
Goldman Sachs
Goldman Sachs
New York
-$18.1M
3
Millennium Management
Millennium Management
New York
-$15.9M
4
UBS Group
UBS Group
Switzerland
-$12M
5
N
Nuveen
North Carolina
-$10.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$79M +$4.81M +831,697 +7%
BlackRock
2
BlackRock
New York
$68.8M -$849K -146,682 -1%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$45.8M -$452K -78,078 -1%
VI
4
Versor Investments
New York
$45.3M +$43.5M +7,515,675 New
PCM
5
Pentwater Capital Management
Florida
$45.3M +$43.5M +7,511,700 New
RI
6
RTW Investments
New York
$44.1M -$37.9M -6,555,000 -47%
MCO
7
MAK Capital One
New York
$40.1M -$1.66M -286,839 -4%
MF
8
Magnetar Financial
Illinois
$33.1M +$31.8M +5,492,040 New
State Street
9
State Street
Massachusetts
$31M +$3.72M +642,125 +14%
Renaissance Technologies
10
Renaissance Technologies
New York
$25.5M +$2.19M +379,000 +10%
UBS Group
11
UBS Group
Switzerland
$23.3M -$12M -2,064,770 -35%
RSCM
12
Rock Springs Capital Management
Maryland
$22.2M -$810K -140,000 -4%
AA
13
AQR Arbitrage
Connecticut
$19.1M +$18.3M +3,161,883 New
Goldman Sachs
14
Goldman Sachs
New York
$18.4M -$18.1M -3,133,885 -51%
BC
15
Boxer Capital
California
$18.2M +$5.79M +1,000,000 +50%
WMSA
16
Weiss Multi-Strategy Advisers
New York
$17.2M +$16.5M +2,848,261 New
Geode Capital Management
17
Geode Capital Management
Massachusetts
$12.4M +$249K +43,085 +2%
SDIC
18
South Dakota Investment Council
South Dakota
$10.7M -$961K -166,060 -9%
Northern Trust
19
Northern Trust
Illinois
$10.5M +$212K +36,694 +2%
N
20
Nuveen
North Carolina
$7.91M -$10.7M -1,840,177 -58%
AllianceBernstein
21
AllianceBernstein
Tennessee
$6.59M +$5.21M +899,799 +465%
CS
22
Credit Suisse
Switzerland
$5.61M +$4.32M +745,762 +403%
DKCM
23
Davidson Kempner Capital Management
New York
$5.54M +$5.32M +918,942 New
Charles Schwab
24
Charles Schwab
California
$5.05M +$22.5K +3,881 +0.5%
OAC
25
OMERS Administration Corp
Ontario, Canada
$4.93M +$4.73M +816,900 New
1
2 3 4 5

ACHN Hedge Fund Activity: Q4 2019 in Review

132 of the 5,076 institutional investors tracked by Wall St. Rank reported a position in Achillion Pharmaceuticals (ACHN) for Q4 2019, worth a combined $755M — up 88% from $402M a quarter earlier.

Buyers outnumbered sellers: 42 funds opened new ACHN positions and 31 closed out — a net gain of 11 holders — while 32 added to existing stakes and 43 trimmed.

The largest buyer was Versor Investments, opening a new position worth an estimated $43.5M. The largest seller was RTW Investments, cutting an estimated $37.9M.

  • 132 institutional investors held Achillion Pharmaceuticals (ACHN) as of Q4 2019, up from 122 in Q3 2019.
  • Funds reported $755M of Achillion Pharmaceuticals stock for Q4 2019, up 88% quarter-over-quarter.
  • 42 funds opened new Achillion Pharmaceuticals positions in Q4 2019 and 31 closed out, a net change of +11 holders.
  • The largest Achillion Pharmaceuticals buyer in Q4 2019 was Versor Investments, an estimated $43.5M added.
  • The largest Achillion Pharmaceuticals seller in Q4 2019 was RTW Investments, an estimated $37.9M sold.

Based on aggregated 13F filings for Q4 2019.