127 tracked 13F filers disclose a position in KROS as of the latest SEC 13F filings, a combined $191.2M 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 | BlackRock, Inc. | $26.6M | 2.4M | ▲+5.3% Added · +121K sh | Q1 2026 | |
| 2 | Nantahala Capital Management, LLC | $15.1M | 1.4M | ▲+3.7% Added · +50K sh | Q2 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $9.2M | 831K | →First observed position No prior filed position | Q1 2026 | |
| 4 | ORBIMED ADVISORS LLC | $8.4M | 759K | ▼−5.6% Reduced · −45K sh | Q1 2026 | |
| 5 | Qube Research & Technologies Ltd | $8.0M | 725K | ▼−7.5% Reduced · −59K sh | Q1 2026 | |
| 6 | JACOBS LEVY EQUITY MANAGEMENT, INC | $7.8M | 706K | ▼−8.1% Reduced · −62K sh | Q1 2026 | |
| 7 | FEDERATED HERMES, INC. | $7.6M | 689K | ▲+5.3% Added · +35K sh | Q1 2026 | |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | $7.5M | 682K | →First observed position No prior filed position | Q1 2026 | |
| 9 | Madison Avenue Partners, LP | $6.9M | 627K | ▼−24% Reduced · −197K sh | Q1 2026 | |
| 10 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $6.5M | 590K | ▼−56% Reduced · −744K sh | Q1 2026 | |
| 11 | STATE STREET CORP | $5.8M | 541K | ▼−3.6% Reduced · −21K sh | Q2 2026 | |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | $5.5M | 511K | ▼−25% Reduced · −171K sh | Q2 2026 | |
| 13 | D. E. Shaw & Co., Inc. | $5.6M | 510K | ▼−33% Reduced · −246K sh | Q1 2026 | |
| 14 | RENAISSANCE TECHNOLOGIES LLC | $5.0M | 453K | ▼−23% Reduced · −138K sh | Q1 2026 | |
| 15 | CITADEL ADVISORS LLC | $4.5M | 407K | ▼−14% Reduced · −66K sh | Q1 2026 | |
| 16 | AQR CAPITAL MANAGEMENT LLC | $4.5M | 407K | ▲+125% Added · +226K sh | Q1 2026 | |
| 17 | TWO SIGMA INVESTMENTS, LP | $4.0M | 364K | ▲+14% Added · +45K sh | Q1 2026 | |
| 18 | DIMENSIONAL FUND ADVISORS LP | $3.5M | 321K | ▲+454% Added · +263K sh | Q1 2026 | |
| 19 | Nuveen, LLC | $2.9M | 262K | ▲+315% Added · +199K sh | Q1 2026 | |
| 20 | NORTHERN TRUST CORP | $2.8M | 254K | ▲+1.4% Added · +4K sh | Q1 2026 | |
| 21 | GOLDMAN SACHS GROUP INC | $2.5M | 224K | ▼−62% Reduced · −366K sh | Q1 2026 | |
| 22 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $2.2M | 195K | ▲+225% Added · +135K sh | Q1 2026 | |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $2.0M | 180K | ▼−3.6% Reduced · −7K sh | Q1 2026 | |
| 24 | Man Group plc | $1.7M | 156K | ▼−35% Reduced · −83K sh | Q2 2026 | |
| 25 | WELLS FARGO & COMPANY/MN | $1.7M | 151K | ▲+361% Added · +118K 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, 4 funds opened a new position in KROS and 24 added to an existing one, while 20 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 |
|---|---|---|
| ELI LILLY & COLLY | 60 funds | $44.3B |
| BRISTOL-MYERS SQUIBB COBMY | 59 funds | $8.4B |
| NVIDIA CORPNVDA | 58 funds | $240.6B |
| MICROSOFT CORPMSFT | 58 funds | $171.1B |
| BROADCOM INCAVGO | 58 funds | $99.8B |
| META PLATFORMS INC-CLASS AMETA | 58 funds | $67.1B |
| LAM RESEARCH CORPLRCX | 58 funds | $21.5B |
| MCKESSON CORPMCK | 58 funds | $12.9B |
| AMAZON.COM INCAMZN | 57 funds | $120.1B |
| TESLA INCTSLA | 57 funds | $40.2B |
| VISA INC-CLASS A SHARESV | 57 funds | $38.0B |
| COSTCO WHOLESALE CORPCOST | 57 funds | $23.0B |
Ranked by how many of KROS's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 18, 2026 | Cho Esther | Chief Legal Officer | Sell (S) | 4K | $46K |
| Aug 18, 2026 | Lerner Lorena Raquel | Chief Scientific Officer | Sell (S) | 4K | $37K |
| Aug 18, 2026 | Tanini Annita | Corp. Controller & VP, Finance | Sell (S) | 1K | $13K |
| Aug 18, 2026 | Newton Charles W. | Director | Sell (S) | 551 | $6K |
| Aug 17, 2026 | BIENAIME JEAN JACQUES | Director | Buy (P) | 1K | $10K |
| Jul 15, 2026 | BIENAIME JEAN JACQUES | Director | Buy (P) | 1K | $11K |
| Jun 15, 2026 | BIENAIME JEAN JACQUES | Director | Buy (P) | 1K | $10K |
| Jun 11, 2026 | Newton Charles W. | Director | Sell (S) | 550 | $6K |
| Jun 4, 2026 | Seth Alpna | Director | Sell (S) | 3K | $28K |
| Jun 4, 2026 | Farzan Nima | Director | Sell (S) | 3K | $28K |
| Jun 4, 2026 | Knowles Julius | Director | Sell (S) | 3K | $28K |
| May 15, 2026 | BIENAIME JEAN JACQUES | Director | Buy (P) | 1K | $11K |
Connected entities for KROS
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/KROS/capital-change-brief"
Use Arkolith's capital_change_brief for KROS. 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 KROS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.