# COMPASS THERAPEUTICS INC COM

COMPASS THERAPEUTICS INC COM is a security (CUSIP 20454B104) tracked across SEC portfolio filings. 211 institutional managers reported $911.6M on Form 13F as of 2026-06-30; 15 registered fund positions totaling $20.5M via N-PORT as of 2026-05-31.

## Summary

- Issuer: COMPASS THERAPEUTICS INC
- Class: COM
- CUSIP: 20454B104
- Asset category: EC
- 13F holders: 211
- 13F value: $911.6M
- 13F period: 2026-06-30
- N-PORT fund positions: 15
- N-PORT value: $20.5M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 211 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| TANG CAPITAL MANAGEMENT LLC | SAN DIEGO, CA | $88.8M | 16,790,809 |
| [ORBIMED ADVISORS LLC](https://search.stillhousedata.com/firm/118608) | New York, NY | $80.5M | 15,219,994 |
| [SUVRETTA CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/165153) | New York, NY | $75.7M | 14,307,379 |
| [Vivo Capital, LLC](https://search.stillhousedata.com/firm/159868) | Palo Alto, CA | $50.5M | 9,545,466 |
| BlackRock, Inc. | New York, NY | $50.3M | 9,506,080 |
| [ADAGE CAPITAL PARTNERS GP, L.L.C.](https://search.stillhousedata.com/firm/160679) | Boston, MA | $44.9M | 8,486,500 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $43.2M | 8,048,374 |
| ENAVATE SCIENCES GP, LLC | New York, NY | $41.2M | 7,788,150 |
| BVF INC/IL | San Francisco, CA | $41.1M | 7,764,842 |
| STATE STREET CORP | BOSTON, MA | $35.4M | 6,694,976 |
| [RTW INVESTMENTS, LP](https://search.stillhousedata.com/firm/153232) | NEW YORK, NY | $22.1M | 4,186,599 |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | New York, NY | $19.1M | 3,606,000 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $18.9M | 3,565,770 |
| [Rock Springs Capital Management LP](https://search.stillhousedata.com/firm/168648) | Baltimore, MD | $17.5M | 3,305,308 |
| [Logos Global Management LP](https://search.stillhousedata.com/firm/305162) | San Francisco, CA | $16.7M | 3,150,000 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $9.1M | 1.11% |
| ROYCE SMALL-CAP TRUST, INC. | ROYCE SMALL-CAP TRUST, INC. | $3.0M | 13.67% |
| ROYCE MICRO-CAP TRUST, INC. | ROYCE MICRO-CAP TRUST, INC. | $1.8M | 25.72% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $1.6M | 0.90% |
| [VANGUARD U.S. MOMENTUM FACTOR ETF](https://search.stillhousedata.com/fund/S000061302) | VANGUARD WELLINGTON FUND | $1.4M | 7.64% |
| [VOYA SMALL COMPANY PORTFOLIO](https://search.stillhousedata.com/fund/S000008709) | Voya VARIABLE PORTFOLIOS INC | $1.3M | 72.01% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $1.2M | 2.43% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $368K | 0.06% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $343K | 0.11% |
| [Fidelity Nasdaq Composite Index ETF](https://search.stillhousedata.com/fund/S000006011) | Fidelity Commonwealth Trust | $154K | 0.14% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $116K | 0.16% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $111K | 1.12% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $95K | 2.27% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $14K | 0.11% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $-44K | -0.12% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/20454B104.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.