TENOR CAPITAL MANAGEMENT Co., L.P. — 13F Holdings & Portfolio
CIK 1346554 · latest 13F-HR filed 2026-08-14
TENOR CAPITAL MANAGEMENT Co., L.P. manages $7.09B in 13F-reported U.S. long-equity assets across 549 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are ON (4.53%), TDOC (2.56%), IONS (2.08%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 104 new positions and exited 56; 169 existing positions rose in reported value and 85 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
$7.09B
Long-equity book
Holdings
549
Distinct positions
Period
2026-06-30
Filed 2026-08-14
Q/Q Activity
+104 / −56 / ↑169 / ↓85
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26ON4.5% · +214%U2.7% · +3%ETSY2.6% · +79%TDOC2.6% · -1%AKAM2.5% · -17%IONS2.1% · +336%LIVE2.0% · newNTNX1.9% · +25%SNOW1.8% · +27%SNAP1.8% · +180%TVTX1.8% · +143%SHAK1.6% · 0%ZS1.6% · newBMRN1.5% · 0%IRTC1.4% · +3%GBX1.3% · +27%GME1.3% · newMIRM1.3% · -44%COLL1.2% · 0%ALHC1.2% · +280%RPD1.1% · -33%LRN1.1% · +29%UGI1.1% · -15%LNTH1.1% · +21%UPWK1.1% · 0%RIVN1.0% · +51%PSAPF1.0% · newBSY1.0% · 0%CHKP1.0% · newRBRK0.9% · newMKSI0.9% · -27%TMDX0.9% · +24%MHIFF0.9% · +22%GRAB0.8% · newT0.8% · newLCII0.7% · -10%SO0.7% · newCAKE0.7% · +150%MCHP0.7% · -10%CHEF0.7% · 0%DXCM0.7% · 0%JAZZ0.7% · -65%ZD0.6% · -25%GOOGM0.6% · newGOOGN0.6% · newPEB0.6% · -4%DKNG0.6% · 0%BL0.6% · 0%CYBR0.6% · newSTWD0.6% · +26%VRNS0.6% · +300%NET0.5% · -43%POST0.5% · -28%CNP0.5% · 0%ATEN0.5% · newSMCI0.5% · +264%RGEN0.5% · +320%SOFI0.5% · 0%JOBY0.5% · +775%MMYT0.5% · new
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 = 24.4%Cumulative share of the portfolio held in the largest N positions.
Firm Profile & Key People
As of the firm’s regulatory filing dated Mar 30, 2026.
Assets Under Management
$10.17B
Discretionary
$10.17B
Employees
19
Accounts
7
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| Hector, Aimee Control | GENERAL COUNSEL since Dec 2018 | Less than 5% | Individual |
| KOCHAV, DANIEL, HILLEL Control | CHIEF OPERATING OFFICER since Jul 2004 | Less than 5% | Individual |
| ROBINSON, ALEXANDER, CRISPEN Control | LIMITED PARTNER since Jul 2004 | 10–25% | Individual |
| SHAH, ROBIN, RAJENDRA Control | CHIEF INVESTMENT OFFICER since Jul 2004 | Less than 5% | Individual |
| STARR, MATTHEW, WALL Control | CHIEF COMPLIANCE OFFICER since Jul 2004 | Less than 5% | Individual |
| TALPIOT CAPITAL MANAGEMENT, LLC Control | LIMITED PARTNER since Jul 2004 | 10–25% | Domestic Entity |
| TENOR MANAGEMENT GP, LLC Control | GENERAL PARTNER since Jul 2004 | 50–75% | Domestic Entity |
| KOCHAV, DANIEL, HILLEL Control Indirect owner via TALPIOT CAPITAL MANAGEMENT, LLC | MANAGING MEMBER since Jan 2006 | 50–75% | Individual |
| SHAH, ROBIN, RAJENDRA Control Indirect owner via TENOR MANAGEMENT GP, LLC | MANAGING MEMBER since Jul 2004 | 75% or more | Individual |
Ownership & leadership changes · 6 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.
May 7, 2021 filing
- No longer listedRED FORT LLC · LIMITED PARTNER / MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC · Less than 5% · listed since Dec 2007
- No longer listedSHAH, ROBIN, RAJENDRA · MANAGING MEMBER · 75% or more · indirect via RED FORT LLC · control person · listed since Dec 2007
- No longer listedSHAH, ROBIN, RAJENDRA · MANAGING MEMBER - RELYING ADVISER · 75% or more · indirect via TENOR MANAGEMENT ASSOCIATES, LLC · control person · listed since Jan 2004
- No longer listedTENOR MANAGEMENT ASSOCIATES, LLC · MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES II, LLC / MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. · 75% or more · control person · listed since Jul 2004
- No longer listedTENOR OPPORTUNITY ASSOCIATES, LLC · MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC · Less than 5% · listed since Feb 2017
- AddedHector, Aimee · GENERAL COUNSEL · Less than 5% · control person
- ChangedKOCHAV, DANIEL, HILLEL · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. → CHIEF OPERATING OFFICER
- ChangedKOCHAV, DANIEL, HILLEL · indirect via TALPIOT CAPITAL MANAGEMENT, LLC: ownership 75% or more → 50–75%
- ChangedROBINSON, ALEXANDER, CRISPEN · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. → LIMITED PARTNER; ownership Less than 5% → 10–25%
- ChangedSHAH, ROBIN, RAJENDRA · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. → CHIEF INVESTMENT OFFICER
- ChangedTALPIOT CAPITAL MANAGEMENT, LLC · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. / MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC → LIMITED PARTNER; ownership Less than 5% → 10–25%
- ChangedTENOR MANAGEMENT GP, LLC · ownership 75% or more → 50–75%
Mar 26, 2021 filing
- AddedTENOR OPPORTUNITY ASSOCIATES, LLC · MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC · Less than 5%
- ChangedRED FORT LLC · title LIMITED PARTNER → LIMITED PARTNER / MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC
- ChangedTALPIOT CAPITAL MANAGEMENT, LLC · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. / MEMBER, TENOR OPPORTUNITY ASSOCIATES II, LLC
Jun 24, 2019 filing
- No longer listedKAY, DAVID, VICTOR · LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. · Less than 5% · control person · listed since Jan 2017
Mar 30, 2018 filing
- ChangedKAY, DAVID, VICTOR · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
- ChangedKOCHAV, DANIEL, HILLEL · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
- ChangedROBINSON, ALEXANDER, CRISPEN · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
- ChangedSHAH, ROBIN, RAJENDRA · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
- ChangedSTARR, MATTHEW, WALL · title CHIEF COMPLIANCE OFFICER (ADVISER AND RELYING ADVISER) → CHIEF COMPLIANCE OFFICER
- ChangedTALPIOT CAPITAL MANAGEMENT, LLC · title LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
- ChangedTENOR MANAGEMENT ASSOCIATES, LLC · title MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES II, LLC ("RELYING ADVISER") / MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER") → MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES II, LLC / MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC.
May 25, 2017 filing
- ChangedKAY, DAVID, VICTOR · title LIMITED PARTNER / MEMBER - RELYING ADVISER → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
- ChangedKOCHAV, DANIEL, HILLEL · title LIMITED PARTNER / MEMBER - RELYING ADVISER → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
- ChangedROBINSON, ALEXANDER, CRISPEN · title LIMITED PARTNER / MEMBER - RELYING ADVISER → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
- ChangedSHAH, ROBIN, RAJENDRA · title LIMITED PARTNER / MEMBER - RELYING ADVISER → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
- ChangedTALPIOT CAPITAL MANAGEMENT, LLC · title LIMITED PARTNER / MEMBER - RELYING ADVISER → LIMITED PARTNER / MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
- ChangedTENOR MANAGEMENT ASSOCIATES, LLC · title MANAGING MEMBER - RELYING ADVISER → MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES II, LLC ("RELYING ADVISER") / MANAGING MEMBER - TENOR OPPORTUNITY ASSOCIATES, LLC. ("RELYING ADVISER")
Mar 28, 2017 filing
- No longer listedLI, XIUPING · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person · listed since Jul 2004
- AddedKAY, DAVID, VICTOR · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
Mar 30, 2012 filing (earliest on record)
- ListedKOCHAV, DANIEL, HILLEL · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
- ListedKOCHAV, DANIEL, HILLEL · MANAGING MEMBER · 75% or more · indirect via TALPIOT CAPITAL MANAGEMENT, LLC · control person
- ListedLI, XIUPING · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
- ListedRED FORT LLC · LIMITED PARTNER · Less than 5%
- ListedROBINSON, ALEXANDER, CRISPEN · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
- ListedSHAH, ROBIN, RAJENDRA · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
- ListedSHAH, ROBIN, RAJENDRA · MANAGING MEMBER · 75% or more · indirect via TENOR MANAGEMENT GP, LLC · control person
- ListedSHAH, ROBIN, RAJENDRA · MANAGING MEMBER · 75% or more · indirect via RED FORT LLC · control person
- ListedSHAH, ROBIN, RAJENDRA · MANAGING MEMBER - RELYING ADVISER · 75% or more · indirect via TENOR MANAGEMENT ASSOCIATES, LLC · control person
- ListedSTARR, MATTHEW, WALL · CHIEF COMPLIANCE OFFICER (ADVISER AND RELYING ADVISER) · Less than 5% · control person
- ListedTALPIOT CAPITAL MANAGEMENT, LLC · LIMITED PARTNER / MEMBER - RELYING ADVISER · Less than 5% · control person
- ListedTENOR MANAGEMENT ASSOCIATES, LLC · MANAGING MEMBER - RELYING ADVISER · 75% or more · control person
- ListedTENOR MANAGEMENT GP, LLC · GENERAL PARTNER · 75% or more · 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)
- ON SEMICONDUCTOR CORP$249.3M +344.9%
- IONIS PHARMACEUTICALS INC$114.8M +348.5%
- ALIGNMENT HEALTHCARE INC$64.0M +359.8%
- LIVE NATION ENTERTAINMENT IN$53.7M +59.5%
- TRAVERE THERAPEUTICS INC$52.2M +129.0%
Top Trims
- NEOGENOMICS INC-$81.2M -81.7%
- DIGITALOCEAN HLDGS INC-$42.1M -65.0%
- MIRUM PHARMACEUTICALS INC-$40.0M -30.4%
- AKAMAI TECHNOLOGIES INC-$28.5M -30.3%
- RAPID7 INC-$27.2M -28.7%
New Positions
- ZSCALER INC.$110.0M
- CLOUDFLARE INC$70.0M
- CHECK POINT SOFTWARE TECH LTD$69.9M
- RUBRIK INC.$66.4M
- GRAB HOLDINGS LTD$56.2M
Exited Positions
- LUMENTUM HLDGS INC$390.1M
- CONMED CORP$122.4M
- VENTAS RLTY LTD PARTNERSHIP$113.8M
- JBT MAREL CORPORATION$100.1M
- JAZZ INVESTMENTS I LTD$94.9M
TENOR CAPITAL MANAGEMENT Co., L.P. 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 | ON SEMICONDUCTOR CORP | ON | 682189AS4 | $321.6M | 4.53% | 176,537,000 | PRN |
| 2 | TELADOC HEALTH INC | TDOC | 87918AAF2 | $181.3M | 2.56% | 186,000,000 | PRN |
| 3 | IONIS PHARMACEUTICALS INC | IONS | 462222AF7 | $147.8M | 2.08% | 94,682,000 | PRN |
| 4 | LIVE NATION ENTERTAINMENT IN | LYV | 538034BA6 | $143.9M | 2.03% | 80,000,000 | PRN |
| 5 | UNITY SOFTWARE INC | U | 91332UAB7 | $133.2M | 1.88% | 135,378,000 | PRN |
| 6 | SHAKE SHACK INC | SHAK | 819047AB7 | $115.3M | 1.63% | 122,919,000 | PRN |
| 7 | AKAMAI TECHNOLOGIES INC | AKAM | 00971TAL5 | $111.2M | 1.57% | 92,500,000 | PRN |
| 8 | ZSCALER INC. | ZS | 98980GAC6 | $110.0M | 1.55% | 119,000,000 | PRN |
| 9 | BIOMARIN PHARMACEUTICAL INC | BMRN | 09061GAK7 | $108.9M | 1.53% | 111,500,000 | PRN |
| 10 | NUTANIX INC | NTNX | 67059NAK4 | $100.9M | 1.42% | 102,164,000 | PRN |
| 11 | IRHYTHM HOLDINGS INC | IRTC | 450056AB2 | $97.1M | 1.37% | 87,500,000 | PRN |
| 12 | TRAVERE THERAPEUTICS INC | TVTX | 89422GAA5 | $92.6M | 1.31% | 49,733,000 | PRN |
| 13 | GREENBRIER COS INC | GBX | 393657AM3 | $92.2M | 1.30% | 80,000,000 | PRN |
| 14 | MIRUM PHARMACEUTICALS INC | MIRM | 604749AB7 | $91.7M | 1.29% | 24,653,000 | PRN |
| 15 | COLLEGIUM PHARMACEUTICAL INC | COLL | 19459JAC8 | $85.8M | 1.21% | 68,807,000 | PRN |
| 16 | SNOWFLAKE INC | SNOW | 833445AB5 | $83.3M | 1.17% | 50,000,000 | PRN |
| 17 | ALIGNMENT HEALTHCARE INC | ALHC | 01625VAB0 | $81.8M | 1.15% | 47,500,000 | PRN |
| 18 | STRIDE INC | LRN | 86333MAA6 | $76.2M | 1.07% | 45,000,000 | PRN |
| 19 | UGI CORP NEW | UGI | 902681AB1 | $75.9M | 1.07% | 56,416,000 | PRN |
| 20 | LANTHEUS HLDGS INC | LNTH | 516544AB9 | $75.9M | 1.07% | 51,835,000 | PRN |
| 21 | UPWORK INC | UPWK | 91688FAB0 | $74.8M | 1.05% | 75,000,000 | PRN |
| 22 | ETSY INC | ETSY | 29786AAL0 | $70.8M | 1.00% | 74,639,000 | PRN |
| 23 | CLOUDFLARE INC | NET | 18915MAF4 | $70.0M | 0.99% | 55,165,000 | PRN |
| 24 | BENTLEY SYS INC | BSY | 08265TAD1 | $70.0M | 0.99% | 72,595,000 | PRN |
| 25 | CHECK POINT SOFTWARE TECH LTD | CHKP | 162775AA8 | $69.9M | 0.99% | 75,000,000 | PRN |
| 26 | RAPID7 INC | RPD | 753422AF1 | $67.8M | 0.96% | 70,000,000 | PRN |
| 27 | RUBRIK INC. | RBRK | 781154AD1 | $66.4M | 0.94% | 65,000,000 | PRN |
| 28 | MKS INC. | MKSI | 55306NAB0 | $66.3M | 0.93% | 22,500,000 | PRN |
| 29 | AKAMAI TECHNOLOGIES INC | AKAM | 00971TAN1 | $65.8M | 0.93% | 55,000,000 | PRN |
| 30 | SNAP INC | SNAP | 83304AAK2 | $65.5M | 0.92% | 80,000,000 | PRN |
| 31 | TRANSMEDICS GROUP INC | TMDX | 89377MAB5 | $64.8M | 0.91% | 59,560,000 | PRN |
| 32 | UNITY SOFTWARE INC | U | 91332UAH4 | $56.7M | 0.80% | 50,000,000 | PRN |
| 33 | GRAB HOLDINGS LTD | GRAB | G4124CAA7 | $56.2M | 0.79% | 57,500,000 | PRN |
| 34 | HALOZYME THERAPEUTICS INC | HALO | 40637HAF6 | $55.6M | 0.78% | 37,827,000 | PRN |
| 35 | GAMESTOP CORP | GME | 36467WAE9 | $53.7M | 0.76% | 52,500,000 | PRN |
| 36 | LCI INDS | LCII | 501812AD3 | $53.1M | 0.75% | 46,869,000 | PRN |
| 37 | SNAP INC | SNAP | 83304AAH9 | $51.5M | 0.73% | 55,678,000 | PRN |
| 38 | SOUTHERN CO | SO | 842587ED5 | $50.7M | 0.71% | 50,000,000 | PRN |
| 39 | CHEESECAKE FACTORY INC | CAKE | 163072AC5 | $48.0M | 0.68% | 37,500,000 | PRN |
| 40 | MICROCHIP TECHNOLOGY INC. | MCHP | 595017BG8 | $47.4M | 0.67% | 43,000,000 | PRN |
| 41 | CHEFS WHSE INC | CHEF | 163086AE1 | $47.0M | 0.66% | 21,000,000 | PRN |
| 42 | DEXCOM INC | DXCM | 252131AM9 | $46.7M | 0.66% | 50,000,000 | PRN |
| 43 | ETSY INC | ETSY | 29786AAQ9 | $46.5M | 0.65% | 40,000,000 | PRN |
| 44 | JAZZ INVESTMENTS I LTD | JAZZ | 472145AH4 | $46.4M | 0.65% | 27,000,000 | PRN |
| 45 | ETSY INC | ETSY | 29786AAN6 | $45.7M | 0.64% | 50,000,000 | PRN |
| 46 | ZIFF DAVIS INC | ZD | 48123VAH5 | $45.6M | 0.64% | 45,000,000 | PRN |
| 47 | ALPHABET INC | GOOGM | 02079K404 | $45.4M | 0.64% | 900,000 | SH |
| 48 | ALPHABET INC | GOOGN | 02079K602 | $45.1M | 0.64% | 900,000 | SH |
| 49 | PEBBLEBROOK HOTEL TR | PEB | 70509VAA8 | $44.5M | 0.63% | 44,734,000 | PRN |
| 50 | SNOWFLAKE INC | SNOW | 833445AD1 | $44.3M | 0.62% | 25,000,000 | PRN |
Filing History
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $7.09B | 549 | 0001346554-26-000076 |
| 2026-03-31 | 2026-05-15 | $6.49B | 501 | 0001346554-26-000035 |
| 2025-12-31 | 2026-02-17 | $7.10B | 438 | 0001346554-26-000024 |
| 2025-09-30 | 2025-11-14 | $7.61B | 398 | 0001346554-25-000091 |
Filer Information
Address
810 SEVENTH AVENUESUITE 1905
NEW YORK, NY 10019
Phone
(212) 546-7664
Filing Manager
TENOR CAPITAL MANAGEMENT Co., L.P.
NEW YORK, NY
Signatory
Matthew Starr
Chief Compliance Officer