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Oppenheimer & Co Portfolio holdings

AUM $8.21B
1-Year Est. Return 28.81%
This Fund
S&P 500
This Quarter Est. Return
+0.96%
1 Year Est. Return
+28.81%
3 Year Est. Return
+92.54%
5 Year Est. Return
+114.67%
10 Year Est. Return
+429.8%
AUM
$8.21B
AUM Growth
+$1.17B
Cap. Flow
+$1.31B
Cap. Flow %
15.93%
Top 10 Hldgs %
19.59%
Holding
1,801
New
278
Increased
701
Reduced
627
Closed
118

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$288M
2
AMZN icon
Amazon
AMZN
+$172M
3
BRK.B icon
Berkshire Hathaway Class B
BRK.B
+$101M
4
QQQ icon
Invesco QQQ Trust
QQQ
+$82.5M
5
PWR icon
Quanta Services
PWR
+$52.8M

Top Sells

Rank Stock Value
1
SHY icon
iShares 1-3 Year Treasury Bond ETF
SHY
+$11.2M
2
PAAS icon
Pan American Silver
PAAS
+$9.22M
3
IBM icon
IBM
IBM
+$9.09M
4
NOC icon
Northrop Grumman
NOC
+$8.32M
5
SAN icon
Banco Santander
SAN
+$8.24M

Sector Composition

Rank Sector Weight
1 Technology 19.89%
2 Financials 9.29%
3 Industrials 9.2%
4 Healthcare 6.57%
5 Communication Services 6.11%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ALLO icon
1676
Allogene Therapeutics
ALLO
$628M
$25.6K ﹤0.01%
+10,500
New +$21K
SEED icon
1677
Origin Agritech
SEED
$12.1M
$16.8K ﹤0.01%
13,000
– –
ARAY icon
1678
Accuray
ARAY
$28.3M
$8.15K ﹤0.01%
+21,000
New +$13K
BARK icon
1679
BARK
BARK
$77.3M
$5.83K ﹤0.01%
+575
New +$8.83K
GOSS icon
1680
Gossamer Bio
GOSS
$69.7M
$4.27K ﹤0.01%
13,000
-24,500
-65% -$38.5K
OTLK icon
1681
Outlook Therapeutics
OTLK
$247M
$3.19K ﹤0.01%
+15,500
New +$6.7K
MLSS icon
1682
Milestone Scientific
MLSS
$35.6M
$2.88K ﹤0.01%
10,000
– –
GAB.RT
1683
DELISTED
The Gabelli Equity Trust Rights (expiring April 14 2026)
GAB.RT
$623 ﹤0.01%
+89,060
New +$891
ABEV icon
1684
Ambev
ABEV
$47.7B
– –
-20,147
Closed -$49.8K
ACV
1685
Virtus Diversified Income & Convertible Fund
ACV
$283M
– –
-9,984
Closed -$262K
AGO icon
1686
Assured Guaranty
AGO
$3.73B
– –
-2,518
Closed -$226K
AI icon
1687
C3.ai
AI
$1.27B
– –
-19,993
Closed -$270K
ALNY icon
1688
Alnylam Pharmaceuticals
ALNY
$35.9B
– –
-966
Closed -$384K
APAM icon
1689
Artisan Partners
APAM
$2.73B
– –
-5,322
Closed -$217K
APPN icon
1690
Appian
APPN
$1.61B
– –
-7,200
Closed -$255K
ARLP icon
1691
Alliance Resource Partners
ARLP
$3.19B
– –
-15,340
Closed -$356K
AXSM icon
1692
Axsome Therapeutics
AXSM
$12.4B
– –
-7,076
Closed -$1.29M
BAR icon
1693
GraniteShares Gold Shares
BAR
$1.36B
– –
-36,691
Closed -$1.56M
BC icon
1694
Brunswick
BC
$5.17B
– –
-3,796
Closed -$282K
BLDR icon
1695
Builders FirstSource
BLDR
$7.59B
– –
-6,864
Closed -$706K
BLE
1696
DELISTED
BlackRock Municipal Income Trust II
BLE
– –
-33,900
Closed -$354K
BMRN icon
1697
BioMarin Pharmaceuticals
BMRN
$11.4B
– –
-7,847
Closed -$466K
BNY
1698
DELISTED
BlackRock New York Municipal Income Trust
BNY
– –
-22,055
Closed -$224K
BRO icon
1699
Brown & Brown
BRO
$22.3B
– –
-2,868
Closed -$229K
BSCQ icon
1700
Invesco BulletShares 2026 Corporate Bond ETF
BSCQ
$3.66B
– –
-14,519
Closed -$284K
66 67
68
69 70

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WJWM
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CLOS
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KPWS
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Oppenheimer & Co's Q1 2026 Portfolio in Review

As of Q1 2026, Oppenheimer & Co held 1,801 positions worth $8.21B, up 17% from $7.04B the previous quarter. Its ten largest holdings account for 20% of the portfolio.

Oppenheimer & Co deployed $1.31B of net new capital in Q1 2026, opening 278 new positions and adding to 701 existing holdings. Its largest new stake was Apple: 1,107,179 shares worth $281M.

By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Financials and Industrials.

On the sell side, the largest reduction was iShares 1-3 Year Treasury Bond ETF, an estimated $11.2M trimmed.

  • Oppenheimer & Co's largest Q1 2026 buy was Apple: 1,107,179 shares worth $281M.
  • Oppenheimer & Co added most to Microsoft in Q1 2026, an estimated $24M increase.
  • Oppenheimer & Co's biggest Q1 2026 reduction was iShares 1-3 Year Treasury Bond ETF, cutting an estimated $11.2M.
  • Oppenheimer & Co fully exited Telefonica in Q1 2026, selling an estimated $6.36M.
  • Oppenheimer & Co's ten largest holdings make up 20% of its $8.21B portfolio in Q1 2026.
  • Oppenheimer & Co opened 278 new positions and closed 118 in Q1 2026.
  • Oppenheimer & Co's portfolio value rose 17% quarter-over-quarter to $8.21B.

Based on Oppenheimer & Co's 13F filing for Q1 2026, filed 24 Apr 2026.