SHENKMAN CAPITAL MANAGEMENT INC — 13F Holdings & Portfolio
CIK 1275228 · latest 13F-HR filed 2026-08-10
SHENKMAN CAPITAL MANAGEMENT INC manages $720.8M in 13F-reported U.S. long-equity assets across 80 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BKLN (7.93%), USHY (7.15%), ETSY (6.08%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 28 new positions and exited 29; 14 existing positions rose in reported value and 32 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.
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AUM
$720.8M
Long-equity book
Holdings
80
Distinct positions
Period
2026-06-30
Filed 2026-08-10
Q/Q Activity
+28 / −29 / ↑14 / ↓32
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26ETSY8.9% · +24%BKLN7.9% · +44%USHY7.2% · -20%PSN4.6% · +90%DASH4.0% · newSMCI3.2% · -4%CMS2.7% · -12%SJNK2.4% · -67%RIVN2.3% · -37%VRNS2.3% · -32%WBD2.2% · newUSFD2.0% · newNTNX1.8% · +19%BL1.8% · -20%RGEN1.8% · +10%WEC1.8% · +135%AVAV1.7% · +8%SITM1.7% · newRKT1.6% · -1%KKRS1.5% · newFE1.4% · +88%TTEK1.3% · newVAC1.3% · +10%CAKE1.2% · -18%UPST1.2% · +111%LCII1.2% · +115%NOG1.1% · +14%PNW1.1% · -9%ECHO1.1% · newITRO1.1% · -11%DDOG1.0% · -69%TRPCF1.0% · +551%CELC1.0% · newARWR1.0% · -34%CYBR1.0% · newFLNC1.0% · -34%CBRL0.9% · newRBRK0.9% · newMHIFF0.9% · -76%ATEC0.9% · +152%GLNG0.9% · newTE0.8% · +94%MMSI0.8% · newMTH0.8% · -47%POST0.7% · -12%METC0.6% · -19%TLT0.6% · +99%ALKT0.6% · -6%SMCIP0.6% · newSO0.6% · +11%IRTC0.6% · -11%WLFC0.6% · newBLCO0.5% · newMCHP0.5% · +61%UBER0.5% · -28%NUVB0.4% · newONIT0.4% · 0%NCLH0.4% · newLYV0.4% · -49%GPN0.4% · -85%
Box 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 = 45.4%Cumulative share of the portfolio held in the largest N positions.
Firm Profile & Key People
As of the firm’s regulatory filing dated Sep 25, 2026.
Assets Under Management
$36.54B
Discretionary
$36.54B
Employees
149
Accounts
159
Address
151 WEST 42ND STREET
29TH FLOOR
NEW YORK, NY 10036-6563
29TH FLOOR
NEW YORK, NY 10036-6563
Phone
(212) 867-9090
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| INGRAM, SHARON, ANN Control | CHIEF COMPLIANCE OFFICER since Jan 2026 | Less than 5% | Individual |
| KURZER, ADAM, SCOTT Control | VICE CHAIRMAN since Sep 2013 | Less than 5% | Individual |
| LARSEN, JAMES, ROBERT Control | GENERAL COUNSEL since Jul 2025 | Less than 5% | Individual |
| MANGIERO, DANIEL, JAMES Control | CHIEF OPERATING OFFICER since Mar 2022 | Less than 5% | Individual |
| MARK R. SHENKMAN REVOCABLE TRUST Control | SHAREHOLDER since Sep 2003 | 50–75% | Domestic Entity |
| ROSENZWEIG, VICTOR, MOE Control | DIRECTOR since Jan 1990 | Less than 5% | Individual |
| SCANLON, NEIL, ANTHONY Control | CHIEF FINANCIAL OFFICER since Jul 2020 | Less than 5% | Individual |
| SHENKMAN, MARK, RONALD Control | FOUNDER; EXECUTIVE CHAIRMAN; DIRECTOR; TRUSTEE since Jul 2026 | 50–75% | Individual |
| SLATKY, JUSTIN, WARREN Control | PRESIDENT; CIO; TRUSTEE; DIRECTOR since Jul 2026 | 10–25% | Individual |
| THOMAS, GLORIA, PENN Control | DIRECTOR since Dec 2022 | Less than 5% | Individual |
| WILLIAMS, JASON, DAVID Control | DIRECTOR since Dec 2023 | Less than 5% | Individual |
| SHENKMAN FAMILY 2012 TRUST | SHAREHOLDER since Jun 2015 | 10–25% | Domestic Entity |
| SHENKMAN, MARK, RONALD Control Indirect owner via SHENKMAN FAMILY 2012 TRUST | TRUSTEE since Dec 2012 | General partner, trustee or manager | Individual |
| SHENKMAN, MARK, RONALD Control Indirect owner via MARK R. SHENKMAN REVOCABLE TRUST | TRUSTEE since Aug 2003 | General partner, trustee or manager | Individual |
| SLATKY, JUSTIN, WARREN Control Indirect owner via SHENKMAN FAMILY 2012 TRUST | TRUSTEE since Dec 2012 | General partner, trustee or manager | Individual |
Ownership & leadership changes · 16 filings with changes since Mar 29, 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.
Jul 15, 2026 filing
- ChangedSHENKMAN, MARK, RONALD · title PRESIDENT; DIRECTOR; TRUSTEE → FOUNDER; EXECUTIVE CHAIRMAN; DIRECTOR; TRUSTEE
- ChangedSLATKY, JUSTIN, WARREN · title EXECUTIVE VICE PRESIDENT; TRUSTEE; DIRECTOR → PRESIDENT; CIO; TRUSTEE; DIRECTOR
Jan 8, 2026 filing
- No longer listedTODOROVICH, SERGE, NMN · CHIEF LEGAL OFFICER; CHIEF COMPLIANCE OFFICER · Less than 5% · control person · listed since Feb 2017
- AddedINGRAM, SHARON, ANN · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
Sep 26, 2025 filing
- AddedLARSEN, JAMES, ROBERT · GENERAL COUNSEL · Less than 5% · control person
- ChangedSLATKY, JUSTIN, WARREN · title EXECUTIVE VICE PRESIDENT; TRUSTEE → EXECUTIVE VICE PRESIDENT; TRUSTEE; DIRECTOR
- ChangedTODOROVICH, SERGE, NMN · title GENERAL COUNSEL; CHIEF COMPLIANCE OFFICER → CHIEF LEGAL OFFICER; CHIEF COMPLIANCE OFFICER
Sep 26, 2024 filing
- AddedWILLIAMS, JASON, DAVID · DIRECTOR · Less than 5% · control person
Sep 28, 2023 filing
- No longer listedMITCHELL, MARK, ROBERT · DIRECTOR · Less than 5% · control person · listed since Sep 2019
- AddedTHOMAS, GLORIA, PENN · DIRECTOR · Less than 5% · control person
- ChangedSHENKMAN FAMILY 2012 TRUST · ownership 5–10% → 10–25%
Sep 28, 2022 filing
- AddedMANGIERO, DANIEL, JAMES · CHIEF OPERATING OFFICER · Less than 5% · control person
Jun 30, 2020 filing
- No longer listedBRAUN, DOV, BERISH · CHIEF FINANCIAL OFFICER · Less than 5% · control person · listed since Jul 2016
- AddedSCANLON, NEIL, ANTHONY · CHIEF FINANCIAL OFFICER · Less than 5% · control person
Sep 27, 2019 filing
- No longer listedBELT, BRADLEY, DECK · DIRECTOR · Less than 5% · control person · listed since Sep 2011
- AddedMITCHELL, MARK, ROBERT · DIRECTOR · Less than 5% · control person
Sep 28, 2018 filing
- No longer listedSHERMAN, ROBERT, IRA · CHIEF OPERATING OFFICER · Less than 5% · control person · listed since Nov 2013
- AddedSHENKMAN, MARK, RONALD · TRUSTEE · General partner, trustee or manager · indirect via SHENKMAN FAMILY 2012 TRUST · control person
- AddedSLATKY, JUSTIN, WARREN · TRUSTEE · General partner, trustee or manager · indirect via SHENKMAN FAMILY 2012 TRUST · control person
- Listed againSHENKMAN, MARK, RONALD · TRUSTEE · General partner, trustee or manager · indirect via MARK R. SHENKMAN REVOCABLE TRUST · control person
- ChangedKURZER, ADAM, SCOTT · title EXECUTIVE VICE PRESIDENT → VICE CHAIRMAN
Sep 28, 2017 filing
- No longer listedFITZGERALD, CHRISTOPHER, PAUL · CHIEF COMPLIANCE OFFICER · Less than 5% · control person · listed since Nov 2013
- ChangedBELT, BRADLEY, DECK · now a control person
- ChangedROSENZWEIG, VICTOR, MOE · now a control person
- ChangedTODOROVICH, SERGE, NMN · title GENERAL COUNSEL → GENERAL COUNSEL; CHIEF COMPLIANCE OFFICER
Older changes (7 more filings)
Mar 24, 2017 filing
- No longer listedCAPPELLA, TERESA, REGINA · GENERAL COUNSEL · Less than 5% · control person · listed since Feb 2014
- AddedTODOROVICH, SERGE, NMN · GENERAL COUNSEL · Less than 5% · control person
Sep 27, 2016 filing
- AddedBRAUN, DOV, BERISH · CHIEF FINANCIAL OFFICER · Less than 5% · control person
- ChangedKURZER, ADAM, SCOTT · title SENIOR VICE PRESIDENT, HEAD OF CAPITAL MARKETS & TRADING → EXECUTIVE VICE PRESIDENT
- ChangedROSENZWEIG, VICTOR, MOE · ownership 10–25% → Less than 5%
- ChangedSHENKMAN, MARK, RONALD · ownership Less than 5% → 50–75%
- ChangedSLATKY, JUSTIN, WARREN · ownership 5–10% → 10–25%
Sep 28, 2015 filing
- No longer listedMARK R. SHENKMAN REVOCABLE TRUST · SHAREHOLDER · 50–75% · indirect via SHENKMAN CAPITAL MANAGEMENT, INC. · control person · listed since Sep 2003
- No longer listedSHENKMAN, MARK, RONALD · TRUSTEE · General partner, trustee or manager · indirect via MARK R. SHENKMAN REVOCABLE TRUST · control person · listed since Aug 2003
- AddedSHENKMAN FAMILY 2012 TRUST · SHAREHOLDER · 5–10%
- ChangedCAPPELLA, TERESA, REGINA · title SENIOR VICE PRESIDENT, GENERAL COUNSEL → GENERAL COUNSEL; now a control person
- ChangedSHENKMAN, MARK, RONALD · title PRESIDENT; DIRECTOR → PRESIDENT; DIRECTOR; TRUSTEE
- ChangedSLATKY, JUSTIN, WARREN · title SENIOR VICE PRESIDENT, SENIOR PORTFOLIO MANAGER → EXECUTIVE VICE PRESIDENT; TRUSTEE
Sep 26, 2014 filing
- No longer listedWHITLEY, FRANK, XAVIER · VICE CHAIRMAN · Less than 5% · control person · listed since Feb 1988
- AddedCAPPELLA, TERESA, REGINA · SENIOR VICE PRESIDENT, GENERAL COUNSEL · Less than 5%
- AddedSHERMAN, ROBERT, IRA · CHIEF OPERATING OFFICER · Less than 5% · control person
Nov 1, 2013 filing
- No longer listedFLANAGAN, MARK, JAMES · EXECUTIVE VICE PRESIDENT · Less than 5% · listed since Jun 1992
- No longer listedWEINSTEIN, RICHARD, HOWARD · CHIEF OPERATING OFFICER & GENERAL COUNSEL; CHIEF COMPLIANCE OFFICER · Less than 5% · control person · listed since Jun 1997
- AddedFITZGERALD, CHRISTOPHER, PAUL · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
Sep 26, 2013 filing
- AddedKURZER, ADAM, SCOTT · SENIOR VICE PRESIDENT, HEAD OF CAPITAL MARKETS & TRADING · Less than 5% · control person
- AddedSLATKY, JUSTIN, WARREN · SENIOR VICE PRESIDENT, SENIOR PORTFOLIO MANAGER · 5–10% · control person
- ChangedFLANAGAN, MARK, JAMES · no longer a control person
- ChangedWHITLEY, FRANK, XAVIER · title VICE CHAIRMAN; SHAREHOLDER → VICE CHAIRMAN; ownership 5–10% → Less than 5%
Mar 29, 2012 filing (earliest on record)
- ListedBELT, BRADLEY, DECK · DIRECTOR · Less than 5%
- ListedFLANAGAN, MARK, JAMES · EXECUTIVE VICE PRESIDENT · Less than 5% · control person
- ListedMARK R. SHENKMAN REVOCABLE TRUST · SHAREHOLDER · 50–75% · control person
- ListedMARK R. SHENKMAN REVOCABLE TRUST · SHAREHOLDER · 50–75% · indirect via SHENKMAN CAPITAL MANAGEMENT, INC. · control person
- ListedROSENZWEIG, VICTOR, MOE · DIRECTOR · 10–25%
- ListedSHENKMAN, MARK, RONALD · PRESIDENT; DIRECTOR · Less than 5% · control person
- ListedSHENKMAN, MARK, RONALD · TRUSTEE · General partner, trustee or manager · indirect via MARK R. SHENKMAN REVOCABLE TRUST · control person
- ListedWEINSTEIN, RICHARD, HOWARD · CHIEF OPERATING OFFICER & GENERAL COUNSEL; CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ListedWHITLEY, FRANK, XAVIER · VICE CHAIRMAN; SHAREHOLDER · 5–10% · 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)
- INVESCO EXCH TRADED FD TR II$17.0M +42.4%
- PARSONS CORP DEL$15.4M +88.8%
- TRIP COM GROUP LTD$5.9M +526.9%
- UPSTART HLDGS INC$5.2M +141.5%
- LCI INDS$4.3M +102.5%
Top Trims
- SPDR SERIES TRUST-$32.9M -65.9%
- STRATEGY INC-$19.7M -75.2%
- DROPBOX INC-$16.5M -85.8%
- GLOBAL PMTS INC-$15.5M -85.0%
- ISHARES TR-$12.6M -19.6%
New Positions
- DOORDASH INC$28.6M
- SUPER MICRO COMPUTER INC$23.4M
- WARNER BROS DISCOVERY INC$16.0M
- SITIME CORP$12.2M
- ETSY INC$11.9M
Exited Positions
- AKAMAI TECHNOLOGIES INC$31.1M
- SUPER MICRO COMPUTER INC$22.2M
- ON SEMICONDUCTOR CORP$21.8M
- ALIBABA GROUP HLDG LTD$14.6M
- TRAVERE THERAPEUTICS INC$12.4M
SHENKMAN CAPITAL MANAGEMENT INC 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 | INVESCO EXCH TRADED FD TR II | BKLN | 46138G508 | $57.2M | 7.93% | 2,753,854 | SH |
| 2 | ISHARES TR | USHY | 46435U853 | $51.5M | 7.15% | 1,363,449 | SH |
| 3 | ETSY INC | ETSY | 29786AAN6 | $43.8M | 6.08% | 47,887,000 | PRN |
| 4 | PARSONS CORP DEL | PSN | 70202LAD4 | $32.8M | 4.56% | 32,542,000 | PRN |
| 5 | DOORDASH INC | DASH | 25809KAB1 | $28.6M | 3.97% | 28,427,000 | PRN |
| 6 | SUPER MICRO COMPUTER INC | SMCI | 86800UAF1 | $23.4M | 3.24% | 25,964,000 | PRN |
| 7 | CMS ENERGY CORP | CMS | 125896BX7 | $19.5M | 2.71% | 17,254,000 | PRN |
| 8 | SPDR SERIES TRUST | SJNK | 78468R408 | $17.0M | 2.36% | 668,051 | SH |
| 9 | RIVIAN AUTOMOTIVE INC | RIVN | 76954AAD5 | $16.4M | 2.28% | 14,905,000 | PRN |
| 10 | VARONIS SYS INC | VRNS | 922280AD4 | $16.3M | 2.27% | 16,701,000 | PRN |
| 11 | WARNER BROS DISCOVERY INC | WBD | 934423104 | $16.0M | 2.22% | 565,883 | SH |
| 12 | INTEGER HLDGS CORP | — | 45826HAD1 | $14.3M | 1.98% | 14,394,000 | PRN |
| 13 | NUTANIX INC | NTNX | 67059NAK4 | $13.2M | 1.83% | 13,095,000 | PRN |
| 14 | BLACKLINE INC | BL | 09239BAF6 | $13.1M | 1.82% | 13,966,000 | PRN |
| 15 | REPLIGEN CORP | RGEN | 759916AD1 | $13.0M | 1.81% | 12,478,000 | PRN |
| 16 | AEROVIRONMENT INC | AVAV | 008073AA6 | $12.5M | 1.74% | 12,843,000 | PRN |
| 17 | SITIME CORP | SITM | 82982TAA4 | $12.2M | 1.69% | 10,809,000 | PRN |
| 18 | ETSY INC | ETSY | 29786AAJ5 | $11.9M | 1.66% | 11,453,000 | PRN |
| 19 | REDFIN CORP | RKT | 75737FAE8 | $11.5M | 1.60% | 11,910,000 | PRN |
| 20 | BOFA FIN LLC | — | 09709UV70 | $11.0M | 1.52% | 8,646,000 | PRN |
| 21 | FIRSTENERGY CORP | FE | 337932AV9 | $9.9M | 1.37% | 8,633,000 | PRN |
| 22 | TETRA TECH INC NEW | TTEK | 88162GAB9 | $9.2M | 1.28% | 8,406,000 | SH |
| 23 | MARRIOTT VACATIONS WORLDWIDE | VAC | 57164YAF4 | $9.2M | 1.28% | 9,337,000 | PRN |
| 24 | CHEESECAKE FACTORY INC | CAKE | 163072AC5 | $8.9M | 1.23% | 6,793,000 | PRN |
| 25 | UPSTART HLDGS INC | UPST | 91680MAF4 | $8.8M | 1.22% | 10,553,000 | PRN |
| 26 | WEC ENERGY GROUP INC | WEC | 92939UAT3 | $8.6M | 1.19% | 8,100,000 | PRN |
| 27 | ETSY INC | ETSY | 29786AAQ9 | $8.5M | 1.18% | 7,223,000 | PRN |
| 28 | LCI INDS | LCII | 501812AD3 | $8.4M | 1.17% | 7,307,000 | PRN |
| 29 | NORTHERN OIL & GAS INC | NOG | 665531AJ8 | $8.3M | 1.15% | 8,400,000 | PRN |
| 30 | PINNACLE WEST CAP CORP | PNW | 723484AK7 | $7.7M | 1.07% | 6,400,000 | PRN |
| 31 | ECHOSTAR CORP | ECHO | 278768106 | $7.6M | 1.06% | 71,000 | SH |
| 32 | ITRON INC | ITRO | 465741AQ9 | $7.6M | 1.06% | 7,441,000 | PRN |
| 33 | DATADOG INC | DDOG | 23804LAD5 | $7.2M | 1.00% | 4,945,000 | PRN |
| 34 | TRIP COM GROUP LTD | TRPCF | 89677QAB3 | $7.1M | 0.98% | 7,050,000 | PRN |
| 35 | CELCUITY INC | CELC | 15102KAB6 | $7.0M | 0.98% | 6,047,000 | PRN |
| 36 | ARROWHEAD PHARMACEUTICALS IN | ARWR | 04280AAC4 | $7.0M | 0.98% | 5,752,000 | PRN |
| 37 | CYBERARK SOFTWARE LTD | CYBR | 23248VAD7 | $6.9M | 0.96% | 4,037,000 | PRN |
| 38 | FLUENCE ENERGY INC | FLNC | 34379VAB9 | $6.9M | 0.95% | 5,250,000 | PRN |
| 39 | CRACKER BARREL OLD CTRY STOR | CBRL | 22410JAD8 | $6.7M | 0.93% | 6,500,000 | PRN |
| 40 | RUBRIK INC. | RBRK | 781154AD1 | $6.6M | 0.91% | 6,335,000 | PRN |
| 41 | STRATEGY INC | MHIFF | 594972AS0 | $6.5M | 0.90% | 7,544,000 | PRN |
| 42 | ALPHATEC HLDGS INC | ATEC | 02081GAD4 | $6.5M | 0.90% | 6,634,000 | PRN |
| 43 | GOLAR LNG LTD | GLNG | 38046YAD3 | $6.4M | 0.89% | 5,631,000 | PRN |
| 44 | MERIT MED SYS INC | MMSI | 589889AB0 | $5.6M | 0.78% | 4,970,000 | PRN |
| 45 | MERITAGE HOMES CORP | MTH | 59001ABF8 | $5.5M | 0.76% | 5,190,000 | PRN |
| 46 | POST HLDGS INC | POST | 737446AT1 | $5.4M | 0.75% | 5,063,000 | PRN |
| 47 | RAMACO RES INC | METC | 75134PAB1 | $4.7M | 0.65% | 6,112,000 | PRN |
| 48 | ISHARES TR | TLT | 464287432 | $4.5M | 0.63% | 36,435 | SH |
| 49 | ALKAMI TECHNOLOGY INC | ALKT | 01644JAB4 | $4.5M | 0.62% | 4,566,000 | PRN |
| 50 | SUPER MICRO COMPUTER INC | SMCIP | 86800U500 | $4.2M | 0.58% | 80,000 | SH |
Filing History
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-10 | $720.8M | 80 | 0001275228-26-000006 |
| 2026-03-31 | 2026-05-12 | $830.6M | 81 | 0001275228-26-000004 |
| 2025-12-31 | 2026-02-10 | $947.8M | 97 | 0001275228-26-000002 |
| 2025-09-30 | 2025-11-10 | $1.02B | 123 | 0001275228-25-000002 |
Filer Information
Address
151 WEST 42ND STREET29TH FLOOR
NEW YORK, NY 10036
Phone
(212) 867-9090
Filing Manager
SHENKMAN CAPITAL MANAGEMENT INC
NEW YORK, NY
Signatory
James Larsen
General Counsel