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Stone Run Capital Portfolio holdings
AUM
$254M
1-Year Est. Return
12.86%
This Fund
S&P 500
This Quarter
Est. Return
+7.09%
1 Year Est. Return
+12.86%
3 Year Est. Return
+77.77%
5 Year Est. Return
+98.28%
10 Year Est. Return
+404.21%
AUM
$254M
AUM Growth
+$3.74M
(+1.5%)
Cap. Flow
-$6.24M
Cap. Flow
% of AUM
-2.46%
Top 10 Holdings %
Top 10 Hldgs %
38.34%
Holding
73
New
5
Increased
13
Reduced
31
Closed
2
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Synopsys
SNPS
|
+$3.53M |
| 2 |
Thermo Fisher Scientific
TMO
|
+$717K |
| 3 |
Entegris
ENTG
|
+$566K |
| 4 |
Palo Alto Networks
PANW
|
+$493K |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$419K |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
ANSS
Ansys
ANSS
|
+$5.63M |
| 2 |
Middleby
MIDD
|
+$1.95M |
| 3 |
Veralto
VLTO
|
+$770K |
| 4 |
Becton Dickinson
BDX
|
+$604K |
| 5 |
S&P Global
SPGI
|
+$565K |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 33.57% |
| 2 | Industrials | 24.59% |
| 3 | Healthcare | 17.74% |
| 4 | Materials | 12.05% |
| 5 | Financials | 7.54% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
51
Abbott
ABT
$183B
| $442K | 0.17% |
3,300
| – | – |
|
52
Fortive
FTV
$17.9B
| $412K | 0.16% |
8,404
| – | – |
|
53
Woodward
WWD
$21.3B
| $379K | 0.15% |
1,500
| – | – |
|
54
Oneok
OKE
$57.2B
| $332K | 0.13% |
4,550
| – | – |
|
55
Johnson & Johnson
JNJ
$618B
| $310K | 0.12% |
1,670
| – | – |
|
|
RAL
56
Ralliant Corp
RAL
$7.23B
| $307K | 0.12% |
+7,016
| New | +$312K |
|
57
Caterpillar
CAT
$375B
| $286K | 0.11% |
600
| – | – |
|
|
58
Middleby
MIDD
$6.04B
| $277K | 0.11% |
2,085
-14,075
| -87% | -$1.95M |
|
59
McDonald's
MCD
$192B
| $274K | 0.11% |
900
| – | – |
|
60
Canadian National Railway
CNI
$76.9B
| $273K | 0.11% |
2,900
| – | – |
|
61
BWX Technologies
BWXT
$15.5B
| $263K | 0.1% |
1,428
| – | – |
|
62
Air Products & Chemicals
APD
$65.7B
| $259K | 0.1% |
950
| – | – |
|
63
CDW
CDW
$18.9B
| $258K | 0.1% |
1,620
+295
| +22% | +$50.1K |
|
64
Amgen
AMGN
$208B
| $254K | 0.1% |
900
| – | – |
|
65
Canadian Pacific Kansas City
CP
$78.1B
| $228K | 0.09% |
3,060
| – | – |
|
66
Sempra
SRE
$57.9B
| $225K | 0.09% |
+2,500
| New | +$202K |
|
67
Brookfield Infrastructure
BIPC
$5.2B
| $213K | 0.08% |
5,191
| – | – |
|
68
GE Aerospace
GE
$374B
| $213K | 0.08% |
+708
| New | +$194K |
|
69
Constellation Energy
CEG
$93.8B
| $209K | 0.08% |
636
| – | – |
|
70
Shell
SHEL
$254B
| $201K | 0.08% |
+2,810
| New | +$202K |
|
71
Duke Energy
DUK
$97.8B
| $201K | 0.08% |
+1,621
| New | +$197K |
|
|
ANSS
72
DELISTED
Ansys
ANSS
| – | – |
-16,040
| Closed | -$5.63M |
|
73
Carrier Global
CARR
$51B
| – | – |
-3,000
| Closed | -$220K |
|
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Stone Run Capital's Q3 2025 Portfolio in Review
As of Q3 2025, Stone Run Capital held 73 positions worth $254M, up 1.5% from $250M the previous quarter. Its ten largest holdings account for 38% of the portfolio.
Stone Run Capital's Q3 2025 filing shows 5 new, 13 increased, 31 reduced and 2 closed positions. Its largest new stake was Ralliant Corp: 7,016 shares worth $307K. The largest sale was Ansys, an estimated $5.63M.
By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 33% a quarter earlier, followed by Industrials and Healthcare.
- Stone Run Capital's largest Q3 2025 buy was Ralliant Corp: 7,016 shares worth $307K.
- Stone Run Capital added most to Synopsys in Q3 2025, an estimated $3.53M increase.
- Stone Run Capital's biggest Q3 2025 reduction was Middleby, cutting an estimated $1.95M.
- Stone Run Capital fully exited Ansys in Q3 2025, selling an estimated $5.63M.
- Stone Run Capital's ten largest holdings make up 38% of its $254M portfolio in Q3 2025.
- Stone Run Capital opened 5 new positions and closed 2 in Q3 2025.
- Stone Run Capital's portfolio value rose 1.5% quarter-over-quarter to $254M.
Based on Stone Run Capital's 13F filing for Q3 2025, filed 14 Nov 2025.