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Sabby Management Portfolio holdings

AUM $111M
1-Year Est. Return 74.4%
This Fund
S&P 500
This Quarter Est. Return
+4.23%
1 Year Est. Return
-74.4%
3 Year Est. Return
-95.55%
5 Year Est. Return
-99.44%
10 Year Est. Return
-99.5%
AUM
$2.4B
AUM Growth
-$764M
Cap. Flow
-$999M
Cap. Flow %
-41.57%
Top 10 Hldgs %
44.25%
Holding
367
New
126
Increased
77
Reduced
66
Closed
85

Sector Composition

Rank Sector Weight
1 Miscellaneous 88.65%
2 Healthcare 9.88%
3 Technology 0.55%
4 Energy 0.39%
5 Industrials 0.26%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
PTCT icon
151
CALL
PTC Therapeutics
PTCT
$5.55B
$1.83M 0.08%
+300
New +$18.3K
FOLD
152
PUT
DELISTED
Amicus Therapeutics
FOLD
$1.8M 0.07%
1,651
+54
+3% +$476
CEMP
153
PUT
DELISTED
Cempra, Inc.
CEMP
$1.77M 0.07%
517
-1,565
-75% -$47.1K
CSLT
154
DELISTED
CASTLIGHT HEALTH, INC.
CSLT
$1.69M 0.07%
+217,600
New +$1.86M
OCRX
155
DELISTED
Ocera Therapeutics, Inc.
OCRX
$1.67M 0.07%
354,574
-75,371
-18% -$434K
RPRX
156
PUT
DELISTED
Repros Therapeutics Inc.
RPRX
$1.67M 0.07%
1,941
-1,220
-39% -$10.9K
BLRX
157
BioLineRX
BLRX
$12.2M
$1.57M 0.07%
1,241
-307
-20% -$378K
RDHL
158
Redhill Biopharma
RDHL
$3.73M
$1.57M 0.07%
+108
New +$1.54M
RPRX
159
CALL
DELISTED
Repros Therapeutics Inc.
RPRX
$1.51M 0.06%
1,753
+5
+0.3% +$45
ARDX icon
160
Ardelyx
ARDX
$909M
$1.47M 0.06%
+112,174
New +$2.1M
CYH icon
161
Community Health Systems
CYH
$412M
$1.44M 0.06%
33,358
-18,705
-36% -$775K
ARIA
162
DELISTED
Ariad Pharmaceuticals Inc
ARIA
$1.43M 0.06%
173,752
+109,864
+172% +$812K
ZSAN
163
DELISTED
Zosano Pharma Corporation
ZSAN
$1.43M 0.06%
+202
New +$1.52M
A icon
164
CALL
Agilent Technologies
A
$41.4B
$1.37M 0.06%
329
-3,008
-90% -$122K
ALDR
165
DELISTED
Alder Biopharmaceuticals
ALDR
$1.35M 0.06%
+46,800
New +$1.28M
CEMP
166
CALL
DELISTED
Cempra, Inc.
CEMP
$1.32M 0.06%
385
-2,151
-85% -$64.7K
ARIA
167
PUT
DELISTED
Ariad Pharmaceuticals Inc
ARIA
$1.32M 0.05%
1,599
-712
-31% -$5.26K
SRPT icon
168
PUT
Sarepta Therapeutics
SRPT
$2.21B
$1.3M 0.05%
+979
New +$13K
ACHC icon
169
CALL
Acadia Healthcare
ACHC
$2.64B
$1.3M 0.05%
+398
New +$25.5K
NBSE
170
CALL
DELISTED
NeuBase Therapeutics, Inc. Common Stock
NBSE
$1.29M 0.05%
+13
New +$42.9K
BNBX
171
DELISTED
BNB PLUS CORP
BNBX
$1.28M 0.05%
+1
New +$2.01M
VIRX
172
PUT
DELISTED
Viracta Therapeutics, Inc. Common Stock
VIRX
$1.25M 0.05%
+24
New +$12.1K
SCPX
173
DELISTED
Scorpius Holdings, Inc.
SCPX
$1.24M 0.05%
+1
New +$1.65M
KYNB
174
Kyntra Bio
KYNB
$32.3M
$1.21M 0.05%
+1,536
New +$1.19M
GNCA
175
DELISTED
Genocea Biosciences, Inc.
GNCA
$1.19M 0.05%
+12,500
New +$882K

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Sabby Management's Q1 2015 Portfolio in Review

As of Q1 2015, Sabby Management held 367 positions worth $2.4B, down 24% from $3.17B the previous quarter. Its ten largest holdings account for 44% of the portfolio.

Sabby Management withdrew a net $999M in Q1 2015, closing 85 positions and reducing 66 holdings. Its most notable exit was Pfizer, an estimated $42.1M position sold in full.

By sector, the portfolio is most concentrated in Miscellaneous at 89% of assets, down from 90% a quarter earlier, followed by Healthcare and Technology.

Against the trend, Sabby Management opened a new position in Tempest Therapeutics worth $4.69M.

  • Sabby Management's largest Q1 2015 buy was Tempest Therapeutics: 709 shares worth $4.69M.
  • Sabby Management added most to Allergan plc in Q1 2015, an estimated $13.8M increase.
  • Sabby Management's biggest Q1 2015 reduction was Achillion Pharmaceuticals, cutting an estimated $11.1M.
  • Sabby Management fully exited Pfizer in Q1 2015, selling an estimated $42.1M.
  • Sabby Management's ten largest holdings make up 44% of its $2.4B portfolio in Q1 2015.
  • Sabby Management opened 126 new positions and closed 85 in Q1 2015.
  • Sabby Management's portfolio value fell 24% quarter-over-quarter to $2.4B.

Based on Sabby Management's 13F filing for Q1 2015, filed 15 May 2015.