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Loomis, Sayles & Company

Loomis, Sayles & Company Portfolio holdings

AUM $74.3B
1-Year Est. Return 24.01%
This Fund
S&P 500
This Quarter Est. Return
+19.69%
1 Year Est. Return
+24.01%
3 Year Est. Return
+109.67%
5 Year Est. Return
+145.58%
10 Year Est. Return
+623.12%
AUM
$79.8B
AUM Growth
+$10.6B
Cap. Flow
-$793M
Cap. Flow %
-0.99%
Top 10 Hldgs %
52.08%
Holding
831
New
100
Increased
245
Reduced
314
Closed
111

Top Buys

Rank Stock Value
1
REGN icon
Regeneron Pharmaceuticals
REGN
+$170M
2
DE icon
Deere & Co
DE
+$143M
3
KLAC icon
KLA
KLAC
+$71.9M
4
HLT icon
Hilton Worldwide
HLT
+$39.1M
5
UNH icon
UnitedHealth
UNH
+$38.8M

Top Sells

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$164M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$137M
3
NFLX icon
Netflix
NFLX
+$102M
4
META icon
Meta Platforms (Facebook)
META
+$86.4M
5
V icon
Visa
V
+$69.4M

Sector Composition

Rank Sector Weight
1 Technology 28.66%
2 Communication Services 20.3%
3 Consumer Discretionary 16.22%
4 Healthcare 11.13%
5 Financials 9.43%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VERX icon
126
Vertex
VERX
$2B
$42.2M 0.05%
1,195,140
-295,020
-20% -$11.2M
PCOR icon
127
Procore
PCOR
$8.81B
$42M 0.05%
614,213
-14,835
-2% -$969K
CRSP icon
128
CRISPR Therapeutics
CRSP
$5.22B
$41.7M 0.05%
856,887
-52,905
-6% -$2.05M
BRBR icon
129
BellRing Brands
BRBR
$1.26B
$41.7M 0.05%
719,365
+31,164
+5% +$2.08M
HURN icon
130
Huron Consulting
HURN
$2.39B
$41.6M 0.05%
302,714
-7,299
-2% -$1.04M
ACVA icon
131
ACV Auctions
ACVA
$1.35B
$41.2M 0.05%
2,540,986
-61,330
-2% -$954K
SUPN icon
132
Supernus Pharmaceuticals
SUPN
$2.78B
$40.9M 0.05%
1,297,858
-142,786
-10% -$4.58M
OSW icon
133
OneSpaWorld
OSW
$2.7B
$40.9M 0.05%
2,004,147
+211,113
+12% +$3.87M
BMRN icon
134
BioMarin Pharmaceuticals
BMRN
$13.6B
$40M 0.05%
726,814
+156,057
+27% +$9.19M
OII icon
135
Oceaneering
OII
$5.08B
$39.9M 0.05%
1,926,047
-142,665
-7% -$2.75M
VNT icon
136
Vontier
VNT
$4.52B
$39.6M 0.05%
1,072,416
+6,832
+0.6% +$233K
IRTC icon
137
iRhythm Holdings
IRTC
$4.13B
$39.3M 0.05%
+255,517
New +$33M
PAR icon
138
PAR Technology
PAR
$741M
$39.1M 0.05%
563,948
+41,608
+8% +$2.6M
TBBK icon
139
The Bancorp
TBBK
$2.83B
$39M 0.05%
684,758
-16,485
-2% -$834K
IPAR icon
140
Interparfums
IPAR
$3.78B
$38.8M 0.05%
295,570
-7,167
-2% -$876K
PIPR icon
141
Piper Sandler
PIPR
$5.34B
$38.5M 0.05%
554,520
-184,156
-25% -$11.5M
MGRC icon
142
McGrath RentCorp
MGRC
$2.94B
$38.1M 0.05%
328,609
+242,598
+282% +$26.9M
RYTM icon
143
Rhythm Pharmaceuticals
RYTM
$8.1B
$37.4M 0.05%
591,454
-14,310
-2% -$876K
AGM icon
144
Federal Agricultural Mortgage
AGM
$2.58B
$37.2M 0.05%
191,580
+3,837
+2% +$704K
ENSG icon
145
The Ensign Group
ENSG
$10.6B
$37M 0.05%
239,792
-37,465
-14% -$5.26M
WRBY icon
146
Warby Parker
WRBY
$3.13B
$36.3M 0.05%
1,656,210
-40,093
-2% -$741K
FANG icon
147
Diamondback Energy
FANG
$56.2B
$36.2M 0.05%
263,160
-41,052
-13% -$5.69M
RGA icon
148
Reinsurance Group of America
RGA
$16.1B
$36M 0.05%
181,486
-11,275
-6% -$2.2M
AR icon
149
Antero Resources
AR
$11.5B
$35.9M 0.05%
890,580
+117,346
+15% +$4.44M
CASY icon
150
Casey's General Stores
CASY
$31B
$35.8M 0.04%
70,239
-15,702
-18% -$7.24M
4 5
6
7 8

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Loomis, Sayles & Company's Q2 2025 Portfolio in Review

As of Q2 2025, Loomis, Sayles & Company held 831 positions worth $79.8B, up 15% from $69.2B the previous quarter. Its ten largest holdings account for 52% of the portfolio.

Loomis, Sayles & Company's Q2 2025 filing shows 100 new, 245 increased, 314 reduced and 111 closed positions. Its largest new stake was iRhythm Holdings: 255,517 shares worth $39.3M. The largest sale was Alibaba, an estimated $164M.

By sector, the portfolio is most concentrated in Technology at 29% of assets, up from 26% a quarter earlier, followed by Communication Services and Consumer Discretionary.

  • Loomis, Sayles & Company's largest Q2 2025 buy was iRhythm Holdings: 255,517 shares worth $39.3M.
  • Loomis, Sayles & Company added most to Regeneron Pharmaceuticals in Q2 2025, an estimated $170M increase.
  • Loomis, Sayles & Company's biggest Q2 2025 reduction was Alibaba, cutting an estimated $164M.
  • Loomis, Sayles & Company fully exited Columbia Sportswear in Q2 2025, selling an estimated $37.9M.
  • Loomis, Sayles & Company's ten largest holdings make up 52% of its $79.8B portfolio in Q2 2025.
  • Loomis, Sayles & Company opened 100 new positions and closed 111 in Q2 2025.
  • Loomis, Sayles & Company's portfolio value rose 15% quarter-over-quarter to $79.8B.

Based on Loomis, Sayles & Company's 13F filing for Q2 2025, filed 13 Aug 2025.