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William Harnisch Peconic Partners

AUM $8.04B
1-Year Est. Return 107.18%
 

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.

This Fund
S&P 500
This Quarter Est. Return
-4.34%
1 Year Est. Return
+107.18%
3 Year Est. Return
+300.02%
5 Year Est. Return
+691.8%
10 Year Est. Return
+3,202.62%
AUM
$396M
AUM Growth
-$149M
Cap. Flow
-$121M
Cap. Flow %
-30.5%
Top 10 Hldgs %
92.72%
Holding
59
New
10
Increased
3
Reduced
7
Closed
10

Top Buys

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$12.8M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$10.9M
3
PAGP icon
Plains GP Holdings
PAGP
+$10.6M
4
WMT icon
Walmart Inc
WMT
+$8.13M
5
VMW
VMware, Inc
VMW
+$7.52M

Top Sells

Rank Stock Value
1
PWR icon
Quanta Services
PWR
+$58.3M
2
KMI icon
Kinder Morgan
KMI
+$36.4M
3
URI icon
United Rentals
URI
+$35.8M
4
TRGP icon
Targa Resources
TRGP
+$13.8M
5
FLXN
Flexion Therapeutics, Inc.
FLXN
+$10.9M

Sector Composition

Rank Sector Weight
1 Industrials 74.22%
2 Technology 6.38%
3 Energy 4.94%
4 Real Estate 4.86%
5 Communication Services 3.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PFE icon
26
Pfizer
PFE
$160B
$441K 0.11%
10,540
– –
PPLI
27
People Inc
PPLI
$2.86B
$433K 0.11%
11,191
– –
XYZ
28
Block Inc
XYZ
$49.4B
$347K 0.09%
3,500
– –
NEPT
29
DELISTED
Neptune Wellness Solutions Inc. Ordinary Shares
NEPT
$293K 0.07%
54
– –
EPD icon
30
Enterprise Products Partners
EPD
$82.1B
$287K 0.07%
+10,000
New +$289K
LGF.A
31
DELISTED
Lions Gate Entertainment Corp. Class A Voting Shares
LGF.A
$244K 0.06%
+10,000
New +$236K
SPLK
32
DELISTED
Splunk Inc
SPLK
$242K 0.06%
2,000
– –
GOOG icon
33
Alphabet (Google) Class C
GOOG
$4.18T
$239K 0.06%
4,000
– –
AMT icon
34
American Tower
AMT
$81.9B
$218K 0.06%
1,500
– –
NEE icon
35
NextEra Energy
NEE
$174B
$218K 0.06%
5,200
– –
EQIX icon
36
Equinix
EQIX
$105B
$173K 0.04%
400
– –
OCLR
37
DELISTED
Oclaro Inc.
OCLR
$134K 0.03%
15,000
– –
FTNT icon
38
Fortinet
FTNT
$113B
$92K 0.02%
5,000
– –
ACIA
39
DELISTED
Acacia Communications Inc
ACIA
$83K 0.02%
2,000
– –
SHOP icon
40
Shopify
SHOP
$192B
$82K 0.02%
5,000
– –
SLCA
41
DELISTED
U.S. SILICA HOLDINGS, INC.
SLCA
$75K 0.02%
4,000
– –
CAKE icon
42
Cheesecake Factory
CAKE
$5.64B
$54K 0.01%
1,000
– –
TRIP icon
43
TripAdvisor
TRIP
$1.17B
$51K 0.01%
1,000
– –
EMES
44
DELISTED
Emerge Energy Services LP
EMES
$43K 0.01%
10,800
– –
RRGB icon
45
Red Robin
RRGB
$189M
$40K 0.01%
1,000
– –
MYRG icon
46
MYR Group
MYRG
$4.84B
$39K 0.01%
1,200
– –
VIVS
47
VivoSim Labs
VIVS
$3.83M
$28K 0.01%
100
– –
AAOI icon
48
Applied Optoelectronics
AAOI
$10.6B
$25K 0.01%
1,000
– –
GM icon
49
General Motors
GM
$77.2B
$8K ﹤0.01%
234
– –
CCS icon
50
Century Communities
CCS
$1.98B
– –
-52,574
Closed -$1.66M
1
2
3

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YAM
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PCH
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William Harnisch's Q3 2018 Portfolio in Review

As of Q3 2018, William Harnisch held 59 positions worth $396M, down 27% from $545M the previous quarter. Its ten largest holdings account for 93% of the portfolio.

William Harnisch withdrew a net $121M in Q3 2018, closing 10 positions and reducing 7 holdings. Its most notable exit was Kinder Morgan, an estimated $36.4M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 74% of assets, down from 80% a quarter earlier, followed by Technology and Energy.

Against the trend, William Harnisch opened a new position in Microsoft worth $13.5M.

  • William Harnisch's largest Q3 2018 buy was Microsoft: 118,265 shares worth $13.5M.
  • William Harnisch added most to Crown Castle in Q3 2018, an estimated $2.23M increase.
  • William Harnisch's biggest Q3 2018 reduction was Quanta Services, cutting an estimated $58.3M.
  • William Harnisch fully exited Kinder Morgan in Q3 2018, selling an estimated $36.4M.
  • William Harnisch's ten largest holdings make up 93% of its $396M portfolio in Q3 2018.
  • William Harnisch opened 10 new positions and closed 10 in Q3 2018.
  • William Harnisch's portfolio value fell 27% quarter-over-quarter to $396M.

Based on Peconic Partners's 13F filing for Q3 2018, filed 14 Nov 2018.