Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TENX held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | JANUS HENDERSON GROUP PLC | 1.8M | $29.1M | +989.3% | 4.014% | 0.01% |
| 2 | VR Adviser, LLC | 1.7M | $26.8M | β | 3.704% | 1.00% |
| 3 | PERCEPTIVE ADVISORS LLC | 1.4M | $23.2M | +229.7% | 3.201% | 0.46% |
| 4 | Ikarian Capital, LLC | 1.1M | $18.1M | +17.0% | 2.503% | 1.93% |
| 5 | Stonepine Capital Management, LLC | 975K | $15.6M | +8106.0% | 2.156% | 12.47% |
| 6 | Logos Global Management LP | 625K | $10.0M | β | 1.382% | 0.50% |
| 7 | MORGAN STANLEY | 597K | $9.5M | +0.0% | 1.319% | 0.00% |
| 8 | Velan Capital Investment Management LP | 583K | $9.3M | +600.0% | 1.290% | 5.84% |
| 9 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 540K | $8.6M | +548.1% | 1.194% | 0.01% |
| 10 | Point72 Asset Management, L.P. | 534K | $8.5M | +26.1% | 1.181% | 0.01% |
| 11 | MILLENNIUM MANAGEMENT LLC | 534K | $8.5M | +76.5% | 1.180% | 0.01% |
| 12 | ARMISTICE CAPITAL, LLC | 479K | $7.7M | β | 1.059% | 0.23% |
| 13 | Siren, L.L.C. | 427K | $6.8M | 0.0% | 0.945% | 0.19% |
| 14 | BOOTHBAY FUND MANAGEMENT, LLC | 400K | $6.4M | +13.5% | 0.884% | 0.16% |
| 15 | TD ASSET MANAGEMENT INC | 399K | $6.4M | β | 0.883% | 0.01% |
| 16 | UBS Group AG | 381K | $6.1M | +56322.9% | 0.843% | 0.00% |
| 17 | RTW INVESTMENTS, LP | 370K | $5.9M | -2.1% | 0.819% | 0.06% |
| 18 | MARSHALL WACE, LLP | 353K | $5.6M | +18.3% | 0.780% | 0.01% |
| 19 | BVF INC/IL | 340K | $5.4M | 0.0% | 0.751% | 0.17% |
| 20 | GREAT POINT PARTNERS LLC | 327K | $5.2M | β | 0.724% | 1.28% |
| 21 | Woodline Partners LP | 324K | $5.2M | +125.8% | 0.716% | 0.02% |
| 22 | FMR LLC | 323K | $5.2M | +128.6% | 0.713% | 0.00% |
| 23 | AMERIPRISE FINANCIAL INC | 280K | $4.5M | β | 0.618% | 0.00% |
| 24 | VANGUARD CAPITAL MANAGEMENT LLC | 263K | $4.2M | β | 0.583% | 0.00% |
| 25 | Avidity Partners Management LP | 266K | $3.5M | β | 0.588% | 0.79% |
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 TENX β a direct measure of their conviction.
Filings activity in TENX during Q1 2026, grouped by how each filer changed its position.
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 | 79 | +68% | 56.59% | +40.28 pp | $294M | +247% |
| Q4 2025 | 47 | +47% | 16.31% | +9.42 pp | $85M | +137% |
| Q3 2025 | 32 | +19% | 6.89% | +4.40 pp | $36M | +177% |
| Q2 2025 | 27 | +13% | 2.49% | 0.04 pp | $13M | 1.4% |
| Q1 2025 | 24 | +9.1% | 2.53% | +0.91 pp | $13M | +56% |
| Q4 2024 | 22 | +10% | 1.62% | +0.82 pp | $8M | +102% |
| Q3 2024 | 20 | +54% | 0.80% | +0.79 pp | $4M | +7187% |
| Q2 2024 | 13 | β | 0.01% | β | $0M | 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.
Quick answers to the most common questions about buying TENX stock.
Based on Q1 2026 13F filings, institutional ownership of Tenax Therapeutics, Inc. stands at 56.6%, held across 79 reporting institutions.
JANUS HENDERSON GROUP PLC is the largest reported institutional holder of TENX, with approximately 1,815,474 shares worth $0.03B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of TENX, including Point72 Asset Management, L.P., MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for TENX is 82 out of 100 (Strong Smart Money). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
35 institutions opened new positions in TENX during Q1 2026, while 3 fully exited. 41 added to existing positions and 3 trimmed.
TENX institutional ownership rose by 40.28 percentage points quarter-over-quarter, with a net change of +32 holders.
The top 10 institutions account for 54.0% of all reported 13F value in TENX, and the top 25 account for 83.5%.
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.
Tenax Therapeutics, Inc. (TENX) Institutional Ownership