Institutional Manager · CIK 0001389544
ALLEN OPERATIONS LLC
NEW YORK, NY · File #028-12302
Latest AUM
$799.2M
Positions
36
Top-10 Concentration
78.4%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | PALANTIR TECHNOLOGIES INC | PLTR | -75,000 | -$13.3M | -$5.6M |
| NEW | PARAMOUNT SKYDANCE CORP | PSKY | +167,743 | +$2.2M | $0 |
| EXITED | VIMEO INC | 92719V100 | -139,583 | -$1.1M | $0 |
| EXITED | RUBRIK INC. | 781154109 | -10,694 | -$879,582 | $0 |
| EXITED | ABSCI CORPORATION | 00091E109 | -236,129 | -$717,832 | $0 |
| ADD | SAMSARA INC | IOT | +30,000 | +$580,237 | -$645,074 |
| REDUCE | 1STDIBS COM INC | DIBS | 0 | $0 | +$601,209 |
| REDUCE | ACUITY INC | AYI | 0 | $0 | +$5.4M |
| REDUCE | AFFIRM HLDGS INC | AFRM | 0 | $0 | +$973,866 |
| REDUCE | ALPHABET INC | GOOG | 0 | $0 | +$6.0M |
Sector Allocation
Filing History
- 13F COMBINATION REPORTQ/E Dec 202536 pos · $799.2M
- 13F COMBINATION REPORTQ/E Sep 202538 pos · $837.7M
- 13F COMBINATION REPORTQ/E Jun 202535 pos · $727.0M
- 13F COMBINATION REPORTQ/E Mar 202531 pos · $607.9M
- 13F COMBINATION REPORTQ/E Dec 202431 pos · $630.7M
- 13F COMBINATION REPORTQ/E Sep 202434 pos · $593.6M
- 13F COMBINATION REPORTQ/E Jun 202435 pos · $511.0M
- 13F COMBINATION REPORTQ/E Mar 202435 pos · $526.6M
- 13F COMBINATION REPORTQ/E Dec 202341 pos · $452.3M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | PALANTIR TECHNOLOGIES INC | PLTR | 1,125,000 | $200.0M | 25.02% |
| 2 | ACUITY INC | AYI | 344,100 | $123.9M | 15.50% |
| 3 | AFFIRM HLDGS INC | AFRM | 721,382 | $53.7M | 6.72% |
| 4 | MICROSOFT CORP | MSFT | 88,383 | $42.7M | 5.35% |
| 5 | AURORA INNOVATION INC | AUROW | 10,385,096 | $39.9M | 4.99% |
| 6 | SCHWAB CHARLES CORP | SCHW-PJ | 380,215 | $38.0M | 4.75% |
| 7 | MASTERCARD INCORPORATED | MA | 65,553 | $37.4M | 4.68% |
| 8 | ISHARES BITCOIN TRUST ETF | IBIT | 670,200 | $33.3M | 4.16% |
| 9 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 41 | $30.9M | 3.87% |
| 10 | ALPHABET INC | GOOG | 85,440 | $26.8M | 3.35% |
| 11 | ALPHABET INC | GOOG | 83,380 | $26.1M | 3.27% |
| 12 | WORKDAY INC | WDAY | 111,992 | $24.1M | 3.01% |
| 13 | JOBY AVIATION INC | JOBY-WT | 1,557,888 | $20.6M | 2.57% |
| 14 | CLEAR SECURE INC | YOU | 490,620 | $17.2M | 2.15% |
| 15 | IAC INC | IAC | 319,477 | $12.5M | 1.56% |
| 16 | EXXON MOBIL CORP | XOM | 89,900 | $10.8M | 1.35% |
| 17 | COUPANG INC | CPNG | 325,000 | $7.7M | 0.96% |
| 18 | COCA COLA CO | KO | 99,054 | $6.9M | 0.87% |
| 19 | AMAZON COM INC | AMZN | 24,420 | $5.6M | 0.71% |
| 20 | GE VERNOVA INC | GEV | 8,387 | $5.5M | 0.69% |