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CastleKnight Management Portfolio holdings

AUM $6B
1-Year Est. Return 121.87%
This Fund
S&P 500
This Quarter Est. Return
+9.65%
1 Year Est. Return
+121.87%
3 Year Est. Return
+223.3%
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$6B
AUM Growth
+$1.48B
Cap. Flow
+$1.43B
Cap. Flow %
23.87%
Top 10 Hldgs %
54.73%
Holding
499
New
147
Increased
119
Reduced
94
Closed
48

Top Buys

Rank Stock Value
1
PBF icon
PBF Energy
PBF
+$38.9M
2
CLS icon
Celestica
CLS
+$30M
3
SIMO icon
Silicon Motion
SIMO
+$29.3M
4
SANM icon
Sanmina
SANM
+$29.1M
5
CVI icon
CVR Energy
CVI
+$24.4M

Top Sells

Rank Stock Value
1
VRT icon
Vertiv
VRT
+$54.4M
2
MOD icon
Modine Manufacturing
MOD
+$53.6M
3
META icon
Meta Platforms (Facebook)
META
+$35.2M
4
MU icon
Micron Technology
MU
+$34.4M
5
SNDK
Sandisk
SNDK
+$32.4M

Sector Composition

Rank Sector Weight
1 Technology 10.26%
2 Energy 5.59%
3 Communication Services 3.96%
4 Consumer Discretionary 3.07%
5 Materials 3.07%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SPY icon
1
PUT
State Street SPDR S&P 500 ETF Trust
SPY
$824B
$1.19B 19.84%
1,830,000
+1,030,000
+129% +$700M
SPY icon
2
CALL
State Street SPDR S&P 500 ETF Trust
SPY
$824B
$429M 7.16%
660,000
+245,000
+59% +$167M
QQQ icon
3
CALL
Invesco QQQ Trust
QQQ
$484B
$421M 7.02%
730,000
-445,000
-38% -$270M
IWM icon
4
PUT
iShares Russell 2000 ETF
IWM
$82.9B
$409M 6.82%
1,650,000
+30,000
+2% +$7.74M
IWM icon
5
CALL
iShares Russell 2000 ETF
IWM
$82.9B
$345M 5.75%
1,390,000
+430,000
+45% +$111M
MU icon
6
CALL
Micron Technology
MU
$1.02T
$163M 2.72%
482,500
+52,500
+12% +$20.6M
SNDK
7
CALL
Sandisk
SNDK
$203B
$116M 1.94%
183,000
+163,000
+815% +$92.1M
QQQ icon
8
PUT
Invesco QQQ Trust
QQQ
$484B
$75M 1.25%
130,000
-220,000
-63% -$134M
NVDA icon
9
CALL
NVIDIA
NVDA
$5.33T
$75M 1.25%
+430,000
New +$78.9M
PBF icon
10
CALL
PBF Energy
PBF
$7.51B
$59M 0.98%
+1,240,000
New +$46.5M
CLS icon
11
CALL
Celestica
CLS
$42.6B
$56.3M 0.94%
200,000
+140,000
+233% +$40.6M
CLS icon
12
Celestica
CLS
$42.6B
$52.2M 0.87%
185,415
+103,447
+126% +$30M
NVDA icon
13
NVIDIA
NVDA
$5.33T
$50.7M 0.85%
290,700
+89,600
+45% +$16.4M
MRVL icon
14
Marvell Technology
MRVL
$191B
$49.5M 0.83%
499,700
-43,100
-8% -$3.62M
PBF icon
15
PBF Energy
PBF
$7.51B
$49.4M 0.82%
+1,038,306
New +$38.9M
MU icon
16
Micron Technology
MU
$1.02T
$48.9M 0.82%
144,721
-87,900
-38% -$34.4M
CYH icon
17
Community Health Systems
CYH
$426M
$37.2M 0.62%
12,667,586
+2,919,050
+30% +$9.45M
SIMO icon
18
Silicon Motion
SIMO
$8.53B
$36.3M 0.61%
323,475
+241,239
+293% +$29.3M
VRT icon
19
CALL
Vertiv
VRT
$107B
$35.1M 0.58%
140,000
-30,000
-18% -$6.66M
SANM icon
20
Sanmina
SANM
$10.9B
$33.6M 0.56%
259,100
+197,900
+323% +$29.1M
CVI icon
21
CVR Energy
CVI
$3.23B
$31.9M 0.53%
+948,431
New +$24.4M
MRVL icon
22
CALL
Marvell Technology
MRVL
$191B
$31.7M 0.53%
320,000
+70,000
+28% +$5.88M
TEN
23
Tsakos Energy Navigation Ltd
TEN
$1.15B
$31.5M 0.53%
799,391
-431,257
-35% -$13.2M
NAT icon
24
Nordic American Tanker
NAT
$1.31B
$30.8M 0.51%
5,263,646
+4,675
+0.1% +$22.1K
MSGS icon
25
Madison Square Garden
MSGS
$9.48B
$28.9M 0.48%
89,839
-20,361
-18% -$6.07M
1
2 3 4 5

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RCG
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BP
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EAM
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CastleKnight Management's Q1 2026 Portfolio in Review

As of Q1 2026, CastleKnight Management held 499 positions worth $6B, up 33% from $4.51B the previous quarter. Its ten largest holdings account for 55% of the portfolio.

CastleKnight Management deployed $1.43B of net new capital in Q1 2026, opening 147 new positions and adding to 119 existing holdings. Its largest new stake was PBF Energy: 1,038,306 shares worth $49.4M.

By sector, the portfolio is most concentrated in Technology at 10% of assets, down from 10% a quarter earlier, followed by Energy and Communication Services.

On the sell side, the largest reduction was Vertiv, an estimated $54.4M trimmed.

  • CastleKnight Management's largest Q1 2026 buy was PBF Energy: 1,038,306 shares worth $49.4M.
  • CastleKnight Management added most to Celestica in Q1 2026, an estimated $30M increase.
  • CastleKnight Management's biggest Q1 2026 reduction was Vertiv, cutting an estimated $54.4M.
  • CastleKnight Management fully exited SunOpta in Q1 2026, selling an estimated $31.2M.
  • CastleKnight Management's ten largest holdings make up 55% of its $6B portfolio in Q1 2026.
  • CastleKnight Management opened 147 new positions and closed 48 in Q1 2026.
  • CastleKnight Management's portfolio value rose 33% quarter-over-quarter to $6B.

Based on CastleKnight Management's 13F filing for Q1 2026, filed 15 May 2026.