What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
CIK: 0001931118
Total reported value
$158.4M
$158.4M
35 檔
31.6%
At the close of Q1 2026, Superstring Capital Management LP disclosed equity holdings valued at approximately $158.4M, spread across 35 reported holdings.
In Q1 2026, Superstring Capital Management LP adopted a defensive or profit-taking posture, trimming 11 positions and completely liquidating 25 holdings to manage risk exposure.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | SMMT | Summit Therapeutics Inc | Stock-Other | 12.09% | -12.09% | EXIT | |
| 2 | IMVT | Immunovant Inc | Stock-Other | 6.35% | -1.28% | +23.88% | |
| 3 | COGT | Cogent Biosciences Inc | Stock-Other | 6.19% | +2.20% | -38.52% | |
| 4 | SVRA | Savara Inc | Stock-Other | 6.19% | -2.39% | +59.34% | |
| 5 | URGN | UroGen Pharma Ltd. | Stock-Other | 4.98% | -0.53% | -46.08% | |
| 6 | DFTX | Definium Therapeutics Inc | Stock-Other | 4.75% | +0.84% | — | |
| 7 | VIR | Vir Biotechnology Inc | Stock-Other | 4.68% | +0.81% | — | |
| 8 | PCVX | Vaxcyte Inc | Stock-Other | 4.59% | -2.14% | — | |
| 9 | CLDX | Celldex Therapeutics Inc | Stock-Other | 4.08% | +2.68% | +103.89% | |
| 10 | SION | Sionna Therapeutics Inc | Stock-Other | 4.04% | -2.29% | -21.91% | |
| 11 | GMAB | Genmab A/s -sp Adr | Stock-Other | 3.77% | +3.70% | +574.54% | |
| 12 | ZLAB | Zai Lab Ltd-adr | Stock-Other | 3.71% | -1.84% | +40.11% | |
| 13 | VRTX | Vertex Pharmaceuticals Inc | Stock-Healthcare | 3.51% | -3.51% | EXIT | |
| 14 | IQV | Iqvia Holdings Inc | Stock-Healthcare | 3.13% | -3.13% | EXIT | |
| 15 | MPLT | Maplight Therapeutics Inc | Stock-Other | 2.79% | +0.05% | — | |
| 16 | ARVN | Arvinas Inc | Stock-Other | 2.37% | -2.37% | EXIT | |
| 17 | ORKA | Oruka Therapeutics Inc | Stock-Other | 2.23% | -2.23% | EXIT | |
| 18 | UTHR | United Therapeutics CORP | Stock-Healthcare | 2.20% | +0.25% | -45.13% | |
| 19 | TVTX | Travere Therapeutics Inc | Stock-Other | 2.18% | -2.18% | EXIT | |
| 20 | TRVI | Trevi Therapeutics Inc | Stock-Other | 2.14% | +4.03% | +69.64% | |
| 21 | ANL | Adlai Nortye Ltd-adr | Stock-Other | 2.05% | +1.96% | — | |
| 22 | CABA | Cabaletta Bio Inc | Stock-Other | 2.05% | +0.15% | -52.69% | |
| 23 | PFE | Pfizer Inc | Stock-Healthcare | 1.48% | -1.48% | EXIT | |
| 24 | AXSM | Axsome Therapeutics Inc | Stock-Healthcare | 1.35% | +6.98% | -70.03% | |
| 25 | ORIC | Oric Pharmaceuticals Inc | Stock-Other | 1.04% | +1.74% | -54.88% | |
| 26 | ACRS | Aclaris Therapeutics Inc | Stock-Other | 0.98% | -0.12% | — | |
| 27 | CLYM | Climb Bio Inc | Stock-Other | 0.97% | +3.32% | — | |
| 28 | TSHA | Taysha Gene Therapies Inc | Stock-Other | 0.82% | -0.82% | EXIT | |
| 29 | DRUG | Bright Minds Biosciences Inc | Stock-Other | 0.69% | +0.66% | -71.85% | |
| 30 | TNXP | Tonix Pharmaceuticals Holdin | Stock-Other | 0.62% | -0.11% | — | |
| 31 | CGEM | Cullinan Therapeutics Inc | Stock-Other | 0.60% | -0.60% | EXIT | |
| 32 | TARA | Protara Therapeutic Inc | Stock-Other | 0.45% | -0.16% | -66.26% | |
| 33 | PTN | Palatin Technologies Inc | Stock-Other | 0.45% | -0.45% | EXIT | |
| 34 | BMEA | Biomea Fusion Inc | Stock-Other | 0.27% | -0.22% | — | |
| 35 | IPSC | Century Therapeutics Inc | Stock-Other | 0.19% | -0.19% | EXIT |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | GMAB | Genmab A/s -sp Adr | +3.3% | +574.54% | Add |
| 2 | SVRA | Savara Inc | +3% | +59.34% | Add |
| 3 | CLDX | Celldex Therapeutics Inc | +2.8% | +103.89% | Add |
| 4 | IMVT | Immunovant Inc | +2.4% | +23.88% | Add |
| 5 | ZLAB | Zai Lab Ltd-adr | +1.9% | +40.11% | Add |
| 6 | TVTX | Travere Therapeutics Inc | +1.4% | +170.25% | Add |
| 7 | TRVI | Trevi Therapeutics Inc | +1.2% | +69.64% | Add |
| 8 | PTN | Palatin Technologies Inc | +0.2% | +5.88% | Add |
| 9 | BMEA | Biomea Fusion Inc | +0.1% | — | Unchanged |
| 10 | SION | Sionna Therapeutics Inc | +0.1% | -21.91% | Trim |
| 11 | IPSC | Century Therapeutics Inc | -0.1% | -74.23% | Trim |
| 12 | ORIC | Oric Pharmaceuticals Inc | -0.1% | -54.88% | Trim |
| 13 | UTHR | United Therapeutics CORP | -0.3% | -45.13% | Trim |
| 14 | TARA | Protara Therapeutic Inc | -0.6% | -66.26% | Trim |
| 15 | CABA | Cabaletta Bio Inc | -0.6% | -52.69% | Trim |
| 16 | COGT | Cogent Biosciences Inc | -0.8% | -38.52% | Trim |
| 17 | DRUG | Bright Minds Biosciences Inc | -1.3% | -71.85% | Trim |
| 18 | TSHA | Taysha Gene Therapies Inc | -2.1% | -73.67% | Trim |
| 19 | AXSM | Axsome Therapeutics Inc | -2.3% | -70.03% | Trim |
| 20 | URGN | UroGen Pharma Ltd. | -4% | -46.08% | Trim |
| 21 | CDTX | Cidara Therapeutics Inc | — | EXIT | Sold out |
| 22 | 430 | Terns Pharmaceuticals Inc | — | EXIT | Sold out |
| 23 | SMMT | Summit Therapeutics Inc | — | NEW | New buy |
| 24 | DVAX | Dynavax Technologies CORP | — | EXIT | Sold out |
| 25 | DFTX | Definium Therapeutics Inc | — | NEW | New buy |
| 26 | VIR | Vir Biotechnology Inc | — | NEW | New buy |
| 27 | PCVX | Vaxcyte Inc | — | NEW | New buy |
| 28 | BRD1EUR | Mind Medicine Mindmed Inc | — | EXIT | Sold out |
| 29 | OCUL | Ocular Therapeutix Inc | — | EXIT | Sold out |
| 30 | AM6 | Amicus Therapeutics Inc | — | EXIT | Sold out |
| 31 | VRTX | Vertex Pharmaceuticals Inc | — | NEW | New buy |
| 32 | IQV | Iqvia Holdings Inc | — | NEW | New buy |
| 33 | RVMD | Revolution Medicines Inc | — | EXIT | Sold out |
| 34 | BLTE | Belite Bio Inc - Adr | — | EXIT | Sold out |
| 35 | MPLT | Maplight Therapeutics Inc | — | NEW | New buy |
| 36 | ARVN | Arvinas Inc | — | NEW | New buy |
| 37 | ORKA | Oruka Therapeutics Inc | — | NEW | New buy |
| 38 | ZBIO | Zenas Biopharma Inc | — | EXIT | Sold out |
| 39 | QNCX | Quince Therapeutics, Inc. | — | EXIT | Sold out |
| 40 | ANL | Adlai Nortye Ltd-adr | — | NEW | New buy |
| 41 | AVTX | Avalo Therapeutics Inc | — | EXIT | Sold out |
| 42 | CAPR | Capricor Therapeutics Inc | — | EXIT | Sold out |
| 43 | PVLA | Palvella Therapeutics Inc | — | EXIT | Sold out |
| 44 | ASMB | Assembly Biosciences Inc | — | EXIT | Sold out |
| 45 | PFE | Pfizer Inc | — | NEW | New buy |
| 46 | TYRA | Tyra Biosciences Inc | — | EXIT | Sold out |
| 47 | ACRS | Aclaris Therapeutics Inc | — | NEW | New buy |
| 48 | CLYM | Climb Bio Inc | — | NEW | New buy |
| 49 | VRDN | Viridian Therapeutics Inc | — | EXIT | Sold out |
| 50 | RZLT | Rezolute Inc | — | EXIT | Sold out |
According to official SEC Form 13F filings, Superstring Capital Management LP reported a total U.S. public equity portfolio value of $158.4M across 35 disclosed positions in Q1 2026.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including SMMT, IMVT, COGT) accounted for 31.6% of total reported equity market value during Q1 2026.
Top New Position Initiated
SMMT
市值: $16.9M
Top Position Liquidated / Trimmed
CDTX
前期市值: $18.8M
During Q1 2026, Superstring Capital Management LP's top holdings by market value included SMMT (12.1%)、IMVT (6.3%)、COGT (6.2%). The largest single position, SMMT, represented 12.1% of total portfolio value.
In Q1 2026, Superstring Capital Management LP made 59 total portfolio adjustments, initiating 15 new buys, adding to 8 positions, trimming 11 holdings, and fully liquidating 25 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.