# THERIVA BIOLOGICS INC COM NEW

THERIVA BIOLOGICS INC COM NEW is a security (CUSIP 87164U508) tracked across SEC portfolio filings. 23 institutional managers reported $313K on Form 13F as of 2026-06-30; 2 registered fund positions totaling $38K via N-PORT as of 2026-03-31.

## Summary

- Issuer: THERIVA BIOLOGICS INC
- Class: COM NEW
- CUSIP: 87164U508
- Asset category: EC
- 13F holders: 23
- 13F value: $313K
- 13F period: 2026-06-30
- N-PORT fund positions: 2
- N-PORT value: $38K
- N-PORT report: 2026-03-31

## Top institutional holders (Form 13F)

_Showing 15 of 23 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $88K | 450,263 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $54K | 255,727 |
| UBS Group AG | Zurich, V8 | $44K | 225,624 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $35K | 177,034 |
| [Ikarian Capital, LLC](https://search.stillhousedata.com/firm/1778253) | DALLAS, TX | $22K | 112,076 |
| [TWO SIGMA SECURITIES, LLC](https://search.stillhousedata.com/firm/148960) | New York, NY | $21K | 105,241 |
| XTX Topco Ltd | LONDON, X0 | $19K | 94,620 |
| Ground Swell Capital, LLC | FOLLY BEACH, SC | $9K | 35,292 |
| [BOOTHBAY FUND MANAGEMENT, LLC](https://search.stillhousedata.com/firm/163706) | NEW YORK, NY | $5K | 27,646 |
| MORGAN STANLEY | NEW YORK, NY | $5K | 23,602 |
| StoneX Group Inc. | New York, NY | $4K | 22,280 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $3K | 15,441 |
| [SCHWARZ DYGOS WHEELER INVESTMENT ADVISORS LLC](https://search.stillhousedata.com/firm/147384) | MINNEAPOLIS, MN | $3K | 15,000 |
| BlackRock, Inc. | New York, NY | $1K | 7,504 |
| SBI Securities Co., Ltd. | TOKYO, M0 | $90 | 358 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $38K | 0.00% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $6 | 0.00% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/87164U508.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.