William Harnisch Peconic Partners
William Harnisch is the founder of Peconic Partners, a concentrated investment firm known for high-conviction equity positions. The firm’s portfolio often differs sharply from broad market benchmarks, reflecting a willingness to concentrate capital. Harnisch’s disclosures are tracked by investors interested in bold, research-driven concentration.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares Russell 2000 ETF
IWM
|
+$95.6M |
| 2 |
Quanta Services
PWR
|
+$59.3M |
| 3 |
AGU
Agrium
AGU
|
+$22.7M |
| 4 |
PXD
Pioneer Natural Resource Co.
PXD
|
+$19.4M |
| 5 |
EOG Resources
EOG
|
+$17.7M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Alerian MLP ETF
AMLP
|
+$36.8M |
| 2 |
Kinder Morgan
KMI
|
+$33.4M |
| 3 |
Williams Companies
WMB
|
+$27.2M |
| 4 |
CTRA
Coterra Energy
CTRA
|
+$24.6M |
| 5 |
Devon Energy
DVN
|
+$13.7M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Industrials | 56.78% |
| 2 | Energy | 20.14% |
| 3 | Real Estate | 4.44% |
| 4 | Materials | 2.81% |
| 5 | Healthcare | 1.35% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1
MasTec
MTZ
$21.4B
| $192M | 22.02% |
4,788,362
-584
| -0% | -$22.3K |
|
2
Dycom Industries
DY
$11.8B
| $129M | 14.82% |
1,388,626
| – | – |
|
|
3
Quanta Services
PWR
$96.1B
| $106M | 12.15% |
2,850,000
+1,625,000
| +133% | +$59.3M |
|
|
4
iShares Russell 2000 ETF
IWM
$81.9B
| $96.2M | 11.05% |
+700,000
| New | +$95.6M |
|
5
APA Corp
APA
$15.2B
| $57.5M | 6.6% |
1,119,200
+20,000
| +2% | +$1.12M |
|
6
United Rentals
URI
$68.4B
| $34M | 3.91% |
271,980
+50,815
| +23% | +$6.18M |
|
|
WCC
7
WESCO International
WCC
$17B
| $33.2M | 3.81% |
476,693
+129,000
| +37% | +$9.04M |
|
|
NFX
8
DELISTED
Newfield Exploration
NFX
| $31.2M | 3.58% |
845,702
| – | – |
|
|
AGU
9
DELISTED
Agrium
AGU
| $21.5M | 2.47% |
+225,000
| New | +$22.7M |
|
|
PXD
10
DELISTED
Pioneer Natural Resource Co.
PXD
| $21.3M | 2.45% |
114,600
+104,600
| +1,046% | +$19.4M |
|
11
SBA Communications
SBAC
$19.4B
| $20.7M | 2.38% |
171,885
-1,000
| -0.6% | -$110K |
|
|
WPX
12
DELISTED
WPX Energy, Inc.
WPX
| $17.5M | 2.01% |
1,309,900
+57,885
| +5% | +$773K |
|
|
13
EOG Resources
EOG
$80.3B
| $17.3M | 1.99% |
+177,630
| New | +$17.7M |
|
14
Crown Castle
CCI
$32.1B
| $15.3M | 1.76% |
162,500
+100,000
| +160% | +$8.95M |
|
15
State Street SPDR S&P Oil & Gas Exploration & Production ETF
XOP
$3.93B
| $11.2M | 1.29% |
+75,000
| New | +$11.7M |
|
|
RSPP
16
DELISTED
RSP Permian, Inc.
RSPP
| $8.41M | 0.97% |
+203,002
| New | +$8.43M |
|
|
AGN
17
DELISTED
Allergan plc
AGN
| $7.84M | 0.9% |
+32,798
| New | +$7.64M |
|
18
Flotek Industries
FTK
$894M
| $5.87M | 0.67% |
77,000
+5,833
| +8% | +$400K |
|
19
Chord Energy
CHRD
$8.09B
| $5.25M | 0.6% |
368,008
-231,992
| -39% | -$3.27M |
|
20
Netflix
NFLX
$331B
| $4.43M | 0.51% |
+300,000
| New | +$4.21M |
|
|
PDCE
21
DELISTED
PDC Energy, Inc.
PDCE
| $4.32M | 0.5% |
69,263
-50,737
| -42% | -$3.56M |
|
22
Alphabet (Google) Class A
GOOGL
$4.22T
| $4.24M | 0.49% |
+100,000
| New | +$4.2M |
|
|
JUNO
23
DELISTED
Juno Therapeutics, Inc.
JUNO
| $3.33M | 0.38% |
+150,000
| New | +$3.22M |
|
|
CXO
24
DELISTED
CONCHO RESOURCES INC.
CXO
| $3.21M | 0.37% |
25,000
+5,000
| +25% | +$673K |
|
25
American Tower
AMT
$81.9B
| $2.61M | 0.3% |
21,500
| – | – |
|
Similar funds
William Harnisch's Q1 2017 Portfolio in Review
As of Q1 2017, William Harnisch held 58 positions worth $871M, up 15% from $757M the previous quarter. Its ten largest holdings account for 83% of the portfolio.
William Harnisch deployed $91.9M of net new capital in Q1 2017, opening 16 new positions and adding to 9 existing holdings. Its largest new stake was iShares Russell 2000 ETF: 700,000 shares worth $96.2M.
By sector, the portfolio is most concentrated in Industrials at 57% of assets, up from 51% a quarter earlier, followed by Energy and Real Estate.
On the sell side, the largest reduction was Alerian MLP ETF, an estimated $36.8M trimmed.
- William Harnisch's largest Q1 2017 buy was iShares Russell 2000 ETF: 700,000 shares worth $96.2M.
- William Harnisch added most to Quanta Services in Q1 2017, an estimated $59.3M increase.
- William Harnisch's biggest Q1 2017 reduction was Alerian MLP ETF, cutting an estimated $36.8M.
- William Harnisch fully exited Kinder Morgan in Q1 2017, selling an estimated $33.4M.
- William Harnisch's ten largest holdings make up 83% of its $871M portfolio in Q1 2017.
- William Harnisch opened 16 new positions and closed 12 in Q1 2017.
- William Harnisch's portfolio value rose 15% quarter-over-quarter to $871M.
Based on Peconic Partners's 13F filing for Q1 2017, filed 15 May 2017.