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ONCE

Spark Therapeutics, Inc. Common Stock
ONCE

Delisted

ONCE was delisted on the 16th of December, 2019.

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199 hedge funds and large institutions have $4.04B invested in Spark Therapeutics, Inc. Common Stock in 2019 Q1 according to their latest regulatory filings, with 84 funds opening new positions, 42 increasing their positions, 51 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed

633% more funds holding in top 10

Funds holding in top 10: 3 → 22 (+19)

163% more capital invested

Capital invested by funds: $1.54B → $4.04B (+$2.5B)

100% more first-time investments, than exits

New positions opened: 84 | Existing positions closed: 42

55% more call options, than puts

Call options by funds: $87.4M | Put options by funds: $56.3M

27% more funds holding

Funds holding: 157 → 199 (+42)

18% less repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 51

Holders
199
Holders Change
+42
Holders Change %
+26.75%
% of All Funds
4.31%
Holding in Top 10
22
Holding in Top 10 Change
+19
Holding in Top 10 Change %
+633.33%
% of All Funds
0.48%
New
84
Increased
42
Reduced
51
Closed
42
Calls
$87.4M
Puts
$56.3M
Net Calls
+$31M
Net Calls Change
+$36.7M

Top Buyers

1
MF
Magnetar Financial
Illinois
+$67.3M
2
BCM
Beryl Capital Management
California
+$66M
3
FCM
Farallon Capital Management
California
+$60.3M
4
AA
AQR Arbitrage
Connecticut
+$58M
5
AAM
Alpine Associates Management
Florida
+$50.9M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$271M
2
Wellington Management Group
Wellington Management Group
Massachusetts
-$186M
3
PHS
PFM Health Sciences
California
-$145M
4
JP Morgan Chase
JP Morgan Chase
New York
-$107M
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$94M
Name Holding Trade Value Shares
Change 		Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$343M +$6.91M +94,034 +3%
BlackRock
2
BlackRock
New York
$335M -$12M -163,402 -5%
Federated Hermes
3
Federated Hermes
Pennsylvania
$162M – – –
Goldman Sachs
4
Goldman Sachs
New York
$129M +$22.3M +303,081 +36%
JP Morgan Chase
5
JP Morgan Chase
New York
$117M -$107M -1,452,603 -58%
State Street
6
State Street
Massachusetts
$116M -$58.7M -799,194 -44%
CC
7
Casdin Capital
New York
$107M +$7.35M +100,000 +12%
MF
8
Magnetar Financial
Illinois
$104M +$67.3M +916,239 New
BCM
9
Beryl Capital Management
California
$102M +$66M +897,848 New
FCM
10
Farallon Capital Management
California
$93.4M +$60.3M +820,000 New
AA
11
AQR Arbitrage
Connecticut
$89.9M +$58M +788,993 New
BBA
12
Baker Bros. Advisors
New York
$85.6M -$46.5M -632,203 -46%
T. Rowe Price Associates
13
T. Rowe Price Associates
Maryland
$78.8M -$94M -1,278,451 -65%
AAM
14
Alpine Associates Management
Florida
$78.8M +$50.9M +692,300 New
IA
15
IndexIQ Advisors
New York
$76.1M +$49.1M +667,887 New
Millennium Management
16
Millennium Management
New York
$75.5M +$48.7M +662,880 New
Citadel Advisors
17
Citadel Advisors
Florida
$69.4M +$41.6M +566,607 +1,315%
GF
18
Gabelli Funds
New York
$67.4M +$43.5M +592,138 New
SCS
19
Syquant Capital SAS
France
$63.6M +$41.1M +558,524 New
WIC
20
Water Island Capital
New York
$63M +$40.7M +553,639 New
Adage Capital Partners
21
Adage Capital Partners
Massachusetts
$62.6M +$40.4M +550,000 New
RSCM
22
Rock Springs Capital Management
Maryland
$61.2M – – –
EC
23
EcoR1 Capital
California
$60.2M -$44.7M -607,851 -53%
CI
24
Cowen Inc
New York
$56.7M +$36.6M +497,720 New
SI
25
Sofinnova Investments
California
$54.8M – – –
1
2 3 4 5

ONCE Hedge Fund Activity: Q1 2019 in Review

199 of the 4,620 institutional investors tracked by Wall St. Rank reported a position in Spark Therapeutics, Inc. Common Stock (ONCE) for Q1 2019, worth a combined $4.04B — up 163% from $1.54B a quarter earlier.

Buyers outnumbered sellers: 84 funds opened new ONCE positions and 42 closed out — a net gain of 42 holders — while 42 added to existing stakes and 51 trimmed.

The largest buyer was Magnetar Financial, opening a new position worth an estimated $67.3M. The largest seller was Fidelity Investments, cutting an estimated $271M.

  • 199 institutional investors held Spark Therapeutics, Inc. Common Stock (ONCE) as of Q1 2019, up from 157 in Q4 2018.
  • Funds reported $4.04B of Spark Therapeutics, Inc. Common Stock stock for Q1 2019, up 163% quarter-over-quarter.
  • 84 funds opened new Spark Therapeutics, Inc. Common Stock positions in Q1 2019 and 42 closed out, a net change of +42 holders.
  • The largest Spark Therapeutics, Inc. Common Stock buyer in Q1 2019 was Magnetar Financial, an estimated $67.3M added.
  • The largest Spark Therapeutics, Inc. Common Stock seller in Q1 2019 was Fidelity Investments, an estimated $271M sold.

Based on aggregated 13F filings for Q1 2019.