RiverPark Advisors, LLC — 13F Holdings & Portfolio
CIK 1484256 · latest 13F-HR filed 2026-07-24
RiverPark Advisors, LLC manages $218.8M in 13F-reported U.S. long-equity assets across 161 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are ZD (7.61%), IPCX (4.53%), SOUL (3.53%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 18 new positions and exited 28; 64 existing positions rose in reported value and 28 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-07-24
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 37%Cumulative share of the portfolio held in the largest N positions.
As of the firm’s regulatory filing dated Mar 20, 2026.
17TH FLOOR
NEW YORK, NY 10019
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| GENOVA, PAUL, COLIN Control | CHIEF FINANCIAL OFFICER since Jun 2009 | Less than 5% | Individual |
| GILISON, KENNETH, R Control | CHIEF OPERATING OFFICER / CHIEF COMPLIANCE OFFICER since Oct 2017 | Less than 5% | Individual |
| KELLY, H, MATTHEW Control | CHIEF MARKETING OFFICER since Sep 2010 | Less than 5% | Individual |
| RP HOLDING GROUP LLC Control | MEMBER since Jun 2009 | 75% or more | Domestic Entity |
| SCHAJA, MORDECAI, ALAN Control | CHIEF EXECUTIVE OFFICER since May 2009 | Less than 5% | Individual |
| SCHAJA, MORDECAI, ALAN Control Indirect owner via RP HOLDING GROUP LLC | MEMBER since May 2009 | 25–50% | Individual |
Ownership & leadership changes · 5 filings with changes since Mar 30, 2012
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
- No longer listedRUBIN, MITCHELL, JOSEPH · CHIEF INVESTMENT OFFICER · Less than 5% · control person · listed since Jun 2009
- No longer listedRUBIN, MITCHELL, JOSEPH · MEMBER · 25–50% · indirect via RP HOLDING GROUP LLC · control person · listed since May 2009
- ChangedGILISON, KENNETH, R · title CHIEF COMPLIANCE OFFICER → CHIEF OPERATING OFFICER / CHIEF COMPLIANCE OFFICER
- AddedRUBIN, MITCHELL, JOSEPH · MEMBER · 25–50% · indirect via RP HOLDING GROUP LLC · control person
- ChangedSCHAJA, MORDECAI, ALAN · indirect via RP HOLDING GROUP LLC: title SOLE MEMBER → MEMBER; ownership 50–75% → 25–50%
- No longer listedBERKOWITZ, DAVID, PHILIP · CO-CHIEF INVESTMENT OFFICER · Less than 5% · control person · listed since Oct 2014
- ChangedRUBIN, MITCHELL, JOSEPH · title CO-CHIEF INVESTMENT OFFICER → CHIEF INVESTMENT OFFICER
- AddedGILISON, KENNETH, R · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ChangedSCHAJA, MORDECAI, ALAN · title CHIEF EXECUTIVE OFFICER AND CHIEF COMPLIANCE OFFICER → CHIEF EXECUTIVE OFFICER
- AddedBERKOWITZ, DAVID, PHILIP · CO-CHIEF INVESTMENT OFFICER · Less than 5% · control person
- ChangedRUBIN, MITCHELL, JOSEPH · title CHIEF INVESTMENT OFFICER → CO-CHIEF INVESTMENT OFFICER
- ChangedSCHAJA, MORDECAI, ALAN · indirect via RP HOLDING GROUP LLC: ownership 75% or more → 50–75%
- ListedGENOVA, PAUL, COLIN · CHIEF FINANCIAL OFFICER · Less than 5% · control person
- ListedKELLY, H, MATTHEW · CHIEF MARKETING OFFICER · Less than 5% · control person
- ListedRP HOLDING GROUP LLC · MEMBER · 75% or more · control person
- ListedRUBIN, MITCHELL, JOSEPH · CHIEF INVESTMENT OFFICER · Less than 5% · control person
- ListedSCHAJA, MORDECAI, ALAN · CHIEF EXECUTIVE OFFICER AND CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ListedSCHAJA, MORDECAI, ALAN · SOLE MEMBER · 75% or more · indirect via RP HOLDING GROUP LLC · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- APPLIED MATERIALS INC$2.3M +91.2%
- TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD$1.6M +31.0%
- ROMAN DBDR ACQUISITION CORP$1.2M +64.9%
- ZIFF DAVIS INC$1.2M +7.4%
- AMAZON COM INC$1.1M +22.2%
Top Trims
- KOCHAV DEFENSE ACQUI CO-$3.0M -35.6%
- CHURCHILL CAPITAL CORP IX-$1.1M -16.5%
- INTUIT INC-$342.9K -39.6%
- NETFLIX INC-$298.2K -11.7%
- NVIDIA CORP-$296.3K -5.8%
New Positions
- SIZZLE ACQUISITION CORP. II$7.2M
- FIFTH ERA ACQUISITION CORP I$6.8M
- ALPEX ACQUISITION CORP$4.8M
- SIDDHI ACQUISITION CORP$3.1M
- FORTUNEX ACQUISITION CORP$1.8M
Exited Positions
- CONFLUENT INC$43.6M
- LIVE OAK ACQUISITION CORP V$10.9M
- CANTOR EQUITY PARTNERS III I$9.4M
- JAMF HLDG CORP$8.8M
- FACT II ACQUISITION CORP$4.1M
RiverPark Advisors, LLC Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | ZIFF DAVIS INC | ZD | 48123VAE2 | $16.7M | 7.61% | 16,800,000 | PRN |
| 2 | INFLECTION PT ACQUISITION CO | IPCX | G47875102 | $9.9M | 4.53% | 960,944 | SH |
| 3 | SOULPOWER ACQUISITION CORP | SOUL | G82745103 | $7.7M | 3.53% | 746,140 | SH |
| 4 | SILVERBOX CORP IV | SBXD | G81354105 | $7.3M | 3.35% | 678,613 | SH |
| 5 | SIZZLE ACQUISITION CORP. II | SZZL | G8193F109 | $7.2M | 3.27% | 690,800 | SH |
| 6 | FIFTH ERA ACQUISITION CORP I | FERA | G3415K101 | $6.8M | 3.09% | 650,000 | SH |
| 7 | KOCHAV DEFENSE ACQUI CO | KCHV | G5304D106 | $5.4M | 2.49% | 525,005 | SH |
| 8 | CHURCHILL CAPITAL CORP IX | CCIXU | G21301109 | $5.4M | 2.45% | 492,927 | SH |
| 9 | CANTOR EQUITY PARTNERS I INC | CEPO | G1827K107 | $5.2M | 2.39% | 487,991 | SH |
| 10 | HENNESSY CAP INVT CORP VII | HVII | G4405D107 | $5.0M | 2.27% | 475,322 | SH |
| 11 | AGRICULTURE & NAT SOL ACQ CO | ANSC | G0131Y100 | $5.0M | 2.26% | 436,550 | SH |
| 12 | ALPEX ACQUISITION CORP | ALPXU | G63325123 | $4.8M | 2.17% | 475,000 | SH |
| 13 | APPLIED MATERIALS INC | AMAT | 038222105 | $4.6M | 2.11% | 6,395 | SH |
| 14 | APPLE INC | AAPL | 037833100 | $4.6M | 2.10% | 15,852 | SH |
| 15 | LAUNCH ONE ACQUISITION CORP | LPAA | G5S86M100 | $4.4M | 2.03% | 408,519 | SH |
| 16 | NVIDIA CORP | NVDA | 67066G104 | $4.4M | 2.02% | 22,055 | SH |
| 17 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | TSM | 874039100 | $4.1M | 1.87% | 8,578 | SH |
| 18 | AMAZON.COM INC | AMZN | 023135106 | $4.0M | 1.85% | 16,959 | SH |
| 19 | ELI LILLY & CO | LLY | 532457108 | $4.0M | 1.81% | 3,298 | SH |
| 20 | MICROSOFT CORP | MSFT | 594918104 | $3.9M | 1.80% | 10,546 | SH |
| 21 | M3BRIGADE ACQUISITION V CORP | VLOS | G63212107 | $3.2M | 1.46% | 294,172 | SH |
| 22 | SIDDHI ACQUISITION CORP | SDHI | G8118C124 | $3.1M | 1.43% | 300,000 | SH |
| 23 | ROMAN DBDR ACQUISITION CORP | DRDB | G7633M104 | $3.0M | 1.36% | 282,500 | SH |
| 24 | META PLATFORMS INC | META | 30303M102 | $2.9M | 1.34% | 5,204 | SH |
| 25 | ANDRETTI ACQUISITION CORP II | POLE | G26745102 | $2.9M | 1.31% | 266,868 | SH |
| 26 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | TSM | 874039100 | $2.6M | 1.17% | 5,377 | SH |
| 27 | ALPHABET INC | GOOGL | 02079K305 | $2.3M | 1.07% | 6,570 | SH |
| 28 | ALPHABET INC | GOOGL | 02079K305 | $2.3M | 1.06% | 6,463 | SH |
| 29 | ALPHABET INC | GOOG | 02079K107 | $2.3M | 1.05% | 6,521 | SH |
| 30 | NETFLIX INC | NFLX | 64110L106 | $2.2M | 1.03% | 31,475 | SH |
| 31 | SHOPIFY INC | SHOP | 82509L107 | $2.2M | 1.03% | 19,657 | SH |
| 32 | META PLATFORMS INC | META | 30303M102 | $2.2M | 1.01% | 3,935 | SH |
| 33 | UBER TECHNOLOGIES INC | UBER | 90353T100 | $2.1M | 0.96% | 29,176 | SH |
| 34 | AMAZON COM INC | AMZN | 023135106 | $2.1M | 0.95% | 8,692 | SH |
| 35 | APPLE INC | AAPL | 037833100 | $2.0M | 0.89% | 6,767 | SH |
| 36 | CHARLES SCHWAB CORP/THE | SCHW | 808513105 | $1.9M | 0.89% | 21,049 | SH |
| 37 | MASTERCARD INC | MA | 57636Q104 | $1.9M | 0.88% | 3,767 | SH |
| 38 | VISA INC | V | 92826C839 | $1.9M | 0.88% | 5,585 | SH |
| 39 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $1.9M | 0.87% | 4,579 | SH |
| 40 | COSTCO WHOLESALE CORP | COST | 22160K105 | $1.8M | 0.82% | 1,917 | SH |
| 41 | FORTUNEX ACQUISITION CORP | FXACU | G3645W123 | $1.8M | 0.80% | 175,000 | SH |
| 42 | MICROSOFT CORP | MSFT | 594918104 | $1.7M | 0.78% | 4,576 | SH |
| 43 | WALT DISNEY CO/THE | DIS | 254687106 | $1.6M | 0.75% | 17,060 | SH |
| 44 | INTUITIVE SURGICAL INC | ISRG | 46120E602 | $1.6M | 0.75% | 4,110 | SH |
| 45 | DATADOG INC | DDOG | 23804L103 | $1.6M | 0.72% | 6,080 | SH |
| 46 | BOOKING HOLDINGS INC | BKNG | 09857L108 | $1.6M | 0.71% | 8,736 | SH |
| 47 | GALAXYEDGE ACQUISITION CORP | GLED | G3710B103 | $1.6M | 0.71% | 156,282 | SH |
| 48 | STARBUCKS CORP | SBUX | 855244109 | $1.5M | 0.69% | 14,872 | SH |
| 49 | BLACKSTONE INC | BX | 09260D107 | $1.5M | 0.68% | 12,739 | SH |
| 50 | KKR & CO INC | KKR | 48251W104 | $1.5M | 0.68% | 16,202 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-24 | $218.8M | 161 | 0001104659-26-086551 |
| 2026-03-31 | 2026-05-14 | $276.1M | 170 | 0001104659-26-061102 |
| 2025-12-31 | 2026-02-17 | $347.8M | 180 | 0001104659-26-016116 |
| 2025-09-30 | 2025-11-13 | $231.2M | 158 | 0001104659-25-111078 |
SUITE 1704
NEW YORK, NY 10019