72 tracked 13F filers disclose a position in PYXS as of the latest SEC 13F filings, a combined $50.4M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | PFIZER INC | $15.6M | 7.0M | —Held | Q3 2025 | |
| 2 | Laurion Capital Management LP | $7.3M | 5.0M | ▲+4.2% Added · +201K sh | Q1 2026 | |
| 3 | GordonMD Global Investments LP | $6.0M | 4.1M | —Held | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $3.0M | 2.0M | →First observed position No prior filed position | Q1 2026 | |
| 5 | Atle Fund Management AB | $2.9M | 966K | ▲+390% Added · +769K sh | Q2 2026 | |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $1.3M | 889K | ▲+22% Added · +160K sh | Q1 2026 | |
| 7 | Palo Alto Investors LP | $2.6M | 864K | ▼−14% Reduced · −146K sh | Q2 2026 | |
| 8 | BlackRock, Inc. | $1.2M | 789K | ▲+0.6% Added · +5K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $1.8M | 592K | ▼−1.0% Reduced · −6K sh | Q2 2026 | |
| 10 | Longaeva Partners L.P. | $735K | 503K | —Held | Q1 2026 | |
| 11 | JACOBS LEVY EQUITY MANAGEMENT, INC | $673K | 461K | ▲New +461K sh | Q1 2026 | |
| 12 | 683 Capital Management, LLC | $1.4M | 459K | ▼−49% Reduced · −437K sh | Q2 2026 | |
| 13 | MILLENNIUM MANAGEMENT LLC | $581K | 398K | ▼−46% Reduced · −345K sh | Q1 2026 | |
| 14 | MARSHALL WACE, LLP | $517K | 354K | ▼−9.1% Reduced · −35K sh | Q1 2026 | |
| 15 | JANE STREET GROUP, LLC | $445K | 304K | ▼−61% Reduced · −482K sh | Q1 2026 | |
| 16 | VANGUARD FIDUCIARY TRUST CO | $439K | 301K | →First observed position No prior filed position | Q1 2026 | |
| 17 | UBS Group AG | $371K | 254K | ▼−35% Reduced · −139K sh | Q1 2026 | |
| 18 | STATE STREET CORP | $749K | 249K | —Held | Q2 2026 | |
| 19 | XTX Topco Ltd | $292K | 200K | ▼−31% Reduced · −89K sh | Q1 2026 | |
| 20 | Bank of New York Mellon Corp | $196K | 134K | ▼−19% Reduced · −31K sh | Q1 2026 | |
| 21 | NewEdge Wealth, LLC | $349K | 116K | —Held | Q2 2026 | |
| 22 | NORTHERN TRUST CORP | $149K | 102K | —Held | Q1 2026 | |
| 23 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $119K | 81K | ▲+12% Added · +9K sh | Q1 2026 | |
| 24 | TWO SIGMA INVESTMENTS, LP | $107K | 73K | ▼−31% Reduced · −32K sh | Q1 2026 | |
| 25 | MORGAN STANLEY | $102K | 70K | ▼−22% Reduced · −20K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 3 funds opened a new position in PYXS and 9 added to an existing one, while 15 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 29 funds | $21.9B |
| AMAZON.COM INCAMZN | 29 funds | $12.9B |
| ELI LILLY & COLLY | 28 funds | $3.2B |
| MICROSOFT CORPMSFT | 27 funds | $11.0B |
| META PLATFORMS INC-CLASS AMETA | 27 funds | $7.4B |
| ALPHABET INC-CL CGOOG | 27 funds | $5.1B |
| COSTCO WHOLESALE CORPCOST | 27 funds | $3.7B |
| UNITEDHEALTH GROUP INCUNH | 27 funds | $3.0B |
| BRISTOL-MYERS SQUIBB COBMY | 27 funds | $1.9B |
| ALPHABET INC-CL AGOOGL | 26 funds | $9.9B |
| MICRON TECHNOLOGY INCMU | 26 funds | $7.5B |
| PALANTIR TECHNOLOGIES INC-APLTR | 26 funds | $3.8B |
Ranked by how many of PYXS's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 30, 2026 | Dupont Jakob | Director | Sell (S) | 35K | $107K |
| Apr 21, 2025 | HUMPHREY RACHEL | Director | Sell (S) | 14K | $14K |
| Apr 17, 2025 | HUMPHREY RACHEL | Director | Sell (S) | 200 | $194 |
| Apr 14, 2025 | HUMPHREY RACHEL | Director | Sell (S) | 1K | $1K |
| Nov 26, 2024 | Connealy Pamela Ann | CFO & COO | Buy (P) | 5K | $11K |
| Nov 26, 2024 | Connealy Pamela Ann | CFO & COO | Buy (P) | 83K | $163K |
| Sep 28, 2023 | Connealy Pamela Ann | CFO and COO | Buy (P) | 8K | $15K |
| Sep 27, 2023 | Connealy Pamela Ann | CFO and COO | Buy (P) | 6K | $12K |
| Sep 27, 2023 | Wadhane Jitendra | Chief Accounting Officer | Buy (P) | 3K | $5K |
| Sep 25, 2023 | Connealy Pamela Ann | CFO and COO | Buy (P) | 12K | $20K |
| Sep 25, 2023 | Wadhane Jitendra | Chief Accounting Officer | Buy (P) | 5K | $9K |
| Sep 22, 2023 | Connealy Pamela Ann | CFO and COO | Buy (P) | 5K | $9K |
Connected entities for PYXS
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/PYXS/capital-change-brief"
Use Arkolith's capital_change_brief for PYXS. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PYXS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.