Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in HCWB held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | GEODE CAPITAL MANAGEMENT, LLC | 36K | $13K | +155.7% | 1.721% | 0.00% |
| 2 | CITADEL ADVISORS LLC | 26K | $9K | +17.7% | 1.250% | 0.00% |
| 3 | Tower Research Capital LLC (TRC) | 15K | $5K | +229.5% | 0.711% | 0.00% |
| 4 | JANE STREET GROUP, LLC | 14K | $5K | β | 0.678% | 0.00% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 12K | $4K | β | 0.576% | 0.00% |
| 6 | CITIGROUP INC | 11K | $4K | +1052700.0% | 0.505% | 0.00% |
| 7 | Golden State Wealth Management, LLC | 10K | $4K | 0.0% | 0.479% | 0.00% |
| 8 | UBS Group AG | 9K | $3K | +430.3% | 0.442% | 0.00% |
| 9 | VANGUARD FIDUCIARY TRUST CO | 2K | $685 | β | 0.091% | 0.00% |
| 10 | WELLS FARGO & COMPANY/MN | 1K | $360 | 0.0% | 0.048% | 0.00% |
| 11 | HRT FINANCIAL LP | 266K | $95 | β | 12.771% | 0.00% |
| 12 | Virtu Financial LLC | 48K | $17 | β | 2.292% | 0.00% |
| 13 | ADVISOR GROUP HOLDINGS, INC. | 26 | $9 | 0.0% | 0.001% | 0.00% |
| 14 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 2 | $1 | β | 0.000% | 0.00% |
| 15 | SBI Securities Co., Ltd. | 1 | $0 | β | 0.000% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in HCWB β a direct measure of their conviction.
Filings activity in HCWB during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new HCWB position in Q1 2026
Institutions that fully closed their HCWB position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 15 | +15% | 1.83% | 12.77 pp | $0M | 87% |
| Q4 2025 | 13 | +44% | 14.60% | +9.05 pp | $0M | +163% |
| Q3 2025 | 9 | +13% | 5.55% | +2.35 pp | $0M | +73% |
| Q2 2025 | 8 | 50% | 3.20% | 9.01 pp | $0M | 74% |
| Q1 2025 | 16 | 16% | 12.21% | 39.81 pp | $0M | 77% |
| Q4 2024 | 19 | +12% | 52.02% | +29.52 pp | $1M | +131% |
| Q3 2024 | 17 | 15% | 22.50% | 5.27 pp | $1M | 19% |
| Q2 2024 | 20 | β | 27.77% | β | $1M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as the highest-conviction signal because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| May 22, 2026 | Byam Rebecca | Buy | 14K | $1.41 | $20K |
Quick answers to the most common questions about buying HCWB stock.
Based on Q1 2026 13F filings, institutional ownership of HCW Biologics Inc. stands at 1.8%, held across 15 reporting institutions.
GEODE CAPITAL MANAGEMENT, LLC is the largest reported institutional holder of HCWB, with approximately 35,886 shares worth $0.00B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of HCWB, including CITADEL ADVISORS LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for HCWB is 48 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
7 institutions opened new positions in HCWB during Q1 2026, while 5 fully exited. 3 added to existing positions and 5 trimmed.
HCWB institutional ownership fell by 12.77 percentage points quarter-over-quarter, with a net change of +2 holders.
The top 10 institutions account for 99.8% of all reported 13F value in HCWB, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
HCW Biologics Inc. (HCWB) Institutional Ownership