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DP

Diadema Partners Portfolio holdings

AUM $791M
1-Year Est. Return 245.83%
This Fund
S&P 500
This Quarter Est. Return
+23.31%
1 Year Est. Return
+245.83%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$791M
AUM Growth
+$204M
Cap. Flow
+$24.2M
Cap. Flow %
3.06%
Top 10 Hldgs %
37.34%
Holding
211
New
67
Increased
36
Reduced
24
Closed
63

Top Buys

Rank Stock Value
1
AMGN icon
Amgen
AMGN
+$35.2M
2
UTHR icon
United Therapeutics
UTHR
+$14.5M
3
ABVX
Abivax
ABVX
+$9.93M
4
EWTX icon
Edgewise Therapeutics
EWTX
+$9.38M
5
BMRN icon
BioMarin Pharmaceuticals
BMRN
+$9.02M

Top Sells

Rank Stock Value
1
JAZZ icon
Jazz Pharmaceuticals
JAZZ
+$10.4M
2
TERN
Terns Pharmaceuticals
TERN
+$9.58M
3
TGTX icon
TG Therapeutics
TGTX
+$8.47M
4
INCY icon
Incyte
INCY
+$7.74M
5
JNJ icon
Johnson & Johnson
JNJ
+$7.4M

Sector Composition

Rank Sector Weight
1 Miscellaneous 66.57%
2 Healthcare 33.4%
3 Consumer Discretionary 0.02%
4 Financials 0.01%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VRTX icon
201
CALL
Vertex Pharmaceuticals
VRTX
$138B
– –
-93,100
Closed -$41.6M
VRTX icon
202
Vertex Pharmaceuticals
VRTX
$138B
– –
-3,840
Closed -$1.71M
VTGN icon
203
VistaGen Therapeutics
VTGN
$10.8M
– –
-105,428
Closed -$63.6K
EPRX
204
Eupraxia Pharmaceuticals
EPRX
$555M
– –
-40,000
Closed -$290K
ATYR
205
CALL
aTyr Pharma
ATYR
$48.8M
– –
-12,200
Closed -$9.52K
ALMS
206
PUT
Alumis Inc
ALMS
$1.44B
– –
-31,200
Closed -$687K
CLYM
207
Climb Bio
CLYM
$891M
– –
-286,126
Closed -$1.96M
SEPN
208
Septerna Inc
SEPN
$1.72B
– –
-202
Closed -$5.73K
MAZE
209
Maze Therapeutics
MAZE
$1.46B
– –
-15,000
Closed -$448K
RNA
210
Atrium Therapeutics
RNA
$243M
– –
-2,512
Closed -$33.6K
5 6 7 8
9

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Diadema Partners's Q2 2026 Portfolio in Review

As of Q2 2026, Diadema Partners held 211 positions worth $791M, up 35% from $588M the previous quarter. Its ten largest holdings account for 37% of the portfolio.

Diadema Partners deployed $24.2M of net new capital in Q2 2026, opening 67 new positions and adding to 36 existing holdings. Its largest new stake was Amgen: 102,701 shares worth $215K.

By sector, the portfolio is most concentrated in Miscellaneous at 67% of assets, up from 62% a quarter earlier, followed by Healthcare and Consumer Discretionary.

On the sell side, the largest reduction was Johnson & Johnson, an estimated $7.4M trimmed.

  • Diadema Partners's largest Q2 2026 buy was Amgen: 102,701 shares worth $215K.
  • Diadema Partners added most to United Therapeutics in Q2 2026, an estimated $14.5M increase.
  • Diadema Partners's biggest Q2 2026 reduction was Johnson & Johnson, cutting an estimated $7.4M.
  • Diadema Partners fully exited Jazz Pharmaceuticals in Q2 2026, selling an estimated $10.4M.
  • Diadema Partners's ten largest holdings make up 37% of its $791M portfolio in Q2 2026.
  • Diadema Partners opened 67 new positions and closed 63 in Q2 2026.
  • Diadema Partners's portfolio value rose 35% quarter-over-quarter to $791M.

Based on Diadema Partners's 13F filing for Q2 2026, filed 14 Aug 2026.