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Allen Operations Portfolio holdings

AUM $670M
1-Year Est. Return 26.43%
This Fund
S&P 500
This Quarter Est. Return
-1.23%
1 Year Est. Return
+26.43%
3 Year Est. Return
+221.31%
5 Year Est. Return
+162.51%
10 Year Est. Return
+1,217.79%
AUM
$799M
AUM Growth
-$38.4M
Cap. Flow
-$12.5M
Cap. Flow %
-1.56%
Top 10 Hldgs %
78.4%
Holding
38
New
1
Increased
1
Reduced
1
Closed
3

Top Buys

Rank Stock Value
1
PSKY
Paramount Skydance Corp
PSKY
+$2.62M
2
IOT icon
Samsara
IOT
+$1.16M

Top Sells

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$13.6M
2
VMEO
Vimeo
VMEO
+$1.08M
3
RBRK icon
Rubrik
RBRK
+$880K
4
ABSI icon
Absci
ABSI
+$718K

Sector Composition

Rank Sector Weight
1 Technology 36.04%
2 Financials 20.97%
3 Industrials 19.22%
4 Communication Services 9.43%
5 Consumer Discretionary 6.65%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BRK.B icon
26
Berkshire Hathaway Class B
BRK.B
$1.1T
$3.47M 0.43%
6,906
– –
PSKY
27
Paramount Skydance Corp
PSKY
$8.91B
$2.25M 0.28%
+167,743
New +$2.62M
ANGI icon
28
Angi Inc
ANGI
$254M
$2.17M 0.27%
167,756
– –
IOT icon
29
Samsara
IOT
$22.3B
$1.28M 0.16%
66,020
+30,000
+83% +$1.16M
DIBS icon
30
1stdibs.com
DIBS
$145M
$1.06M 0.13%
176,826
– –
BLND icon
31
Blend Labs
BLND
$431M
$1.05M 0.13%
344,761
– –
ALAB icon
32
Astera Labs
ALAB
$43.6B
$1.02M 0.13%
6,122
– –
RXRX icon
33
Recursion Pharmaceuticals
RXRX
$1.59B
$890K 0.11%
217,657
– –
FIG
34
Figma
FIG
$13B
$702K 0.09%
18,783
– –
DNA icon
35
Ginkgo Bioworks
DNA
$505M
$515K 0.06%
61,951
– –
ABSI icon
36
Absci
ABSI
$1.2B
– –
-236,129
Closed -$718K
VMEO
37
DELISTED
Vimeo
VMEO
– –
-139,583
Closed -$1.08M
RBRK icon
38
Rubrik
RBRK
$14.8B
– –
-10,694
Closed -$880K
1
2

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Allen Operations's Q4 2025 Portfolio in Review

As of Q4 2025, Allen Operations held 38 positions worth $799M, down 4.6% from $838M the previous quarter. Its ten largest holdings account for 78% of the portfolio.

Allen Operations's Q4 2025 filing shows 1 new, 1 increased, 1 reduced and 3 closed positions. Its largest new stake was Paramount Skydance Corp: 167,743 shares worth $2.25M. The largest sale was Palantir, an estimated $13.6M.

By sector, the portfolio is most concentrated in Technology at 36% of assets, down from 38% a quarter earlier, followed by Financials and Industrials.

  • Allen Operations's largest Q4 2025 buy was Paramount Skydance Corp: 167,743 shares worth $2.25M.
  • Allen Operations added most to Samsara in Q4 2025, an estimated $1.16M increase.
  • Allen Operations's biggest Q4 2025 reduction was Palantir, cutting an estimated $13.6M.
  • Allen Operations fully exited Vimeo in Q4 2025, selling an estimated $1.08M.
  • Allen Operations's ten largest holdings make up 78% of its $799M portfolio in Q4 2025.
  • Allen Operations opened 1 new position and closed 3 in Q4 2025.
  • Allen Operations's portfolio value fell 4.6% quarter-over-quarter to $799M.

Based on Allen Operations's 13F filing for Q4 2025, filed 10 Feb 2026.